removed database binary from source tree

implement sqlite database and graphed results

.gitignore

@@ -1,2 +1,10 @@
 /designer.exe - Shortcut.lnk
 .idea/workspace.xml
+.idea/discord.xml
+.idea/encodings.xml
+*build/
+*dist/
+output/
+src/*/__pycache__/
+src/__pycache__/
+*.db

.idea/SIPPCompare.iml

@@ -3,6 +3,8 @@
   <component name="NewModuleRootManager">
     <content url="file://$MODULE_DIR$">
       <excludeFolder url="file://$MODULE_DIR$/.venv" />
+      <excludeFolder url="file://$MODULE_DIR$/build" />
+      <excludeFolder url="file://$MODULE_DIR$/output" />
     </content>
     <orderEntry type="jdk" jdkName="Python 3.13 (SIPPCompare)" jdkType="Python SDK" />
     <orderEntry type="sourceFolder" forTests="false" />

flowcharts/main_win.drawio

@@ -0,0 +1,138 @@
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flowcharts/platform_edit_win.drawio

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flowcharts/results_win.drawio

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gui/dialogs/platform_rename.ui

@@ -0,0 +1,99 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>PlatformRename</class>
+ <widget class="QDialog" name="PlatformRename">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>300</width>
+    <height>100</height>
+   </rect>
+  </property>
+  <property name="minimumSize">
+   <size>
+    <width>300</width>
+    <height>100</height>
+   </size>
+  </property>
+  <property name="maximumSize">
+   <size>
+    <width>300</width>
+    <height>100</height>
+   </size>
+  </property>
+  <property name="windowTitle">
+   <string>Name Platform</string>
+  </property>
+  <widget class="QLineEdit" name="rename_plat_box">
+   <property name="geometry">
+    <rect>
+     <x>7</x>
+     <y>41</y>
+     <width>287</width>
+     <height>22</height>
+    </rect>
+   </property>
+   <property name="font">
+    <font>
+     <pointsize>11</pointsize>
+    </font>
+   </property>
+  </widget>
+  <widget class="QLabel" name="rename_plat_lab">
+   <property name="geometry">
+    <rect>
+     <x>35</x>
+     <y>9</y>
+     <width>241</width>
+     <height>20</height>
+    </rect>
+   </property>
+   <property name="font">
+    <font>
+     <pointsize>11</pointsize>
+    </font>
+   </property>
+   <property name="text">
+    <string>Enter a new name for the platform</string>
+   </property>
+  </widget>
+  <widget class="QPushButton" name="rename_plat_ok_but">
+   <property name="geometry">
+    <rect>
+     <x>220</x>
+     <y>70</y>
+     <width>75</width>
+     <height>24</height>
+    </rect>
+   </property>
+   <property name="font">
+    <font>
+     <pointsize>10</pointsize>
+    </font>
+   </property>
+   <property name="text">
+    <string>OK</string>
+   </property>
+  </widget>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>rename_plat_ok_but</sender>
+   <signal>clicked()</signal>
+   <receiver>PlatformRename</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>257</x>
+     <y>71</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>149</x>
+     <y>44</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>

gui/main_gui.ui

@@ -7,27 +7,24 @@
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     <y>0</y>
     <width>420</width>
-    <height>250</height>
+    <height>240</height>
    </rect>
   </property>
   <property name="minimumSize">
    <size>
     <width>420</width>
-    <height>250</height>
+    <height>240</height>
    </size>
   </property>
   <property name="maximumSize">
    <size>
     <width>420</width>
-    <height>250</height>
+    <height>240</height>
    </size>
   </property>
   <property name="windowTitle">
    <string>SIPPCompare</string>
   </property>
-  <property name="tabShape">
-   <enum>QTabWidget::TabShape::Rounded</enum>
-  </property>
   <widget class="QWidget" name="centralwidget">
    <widget class="QWidget" name="formLayoutWidget">
     <property name="geometry">
@@ -35,7 +32,7 @@
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       <y>0</y>
       <width>401</width>
-      <height>191</height>
+      <height>188</height>
      </rect>
     </property>
     <layout class="QFormLayout" name="formLayout">
@@ -53,13 +50,47 @@
      </property>
      <item row="0" column="0">
       <widget class="QLabel" name="value_lab">
+       <property name="font">
+        <font>
+         <pointsize>11</pointsize>
+        </font>
+       </property>
        <property name="text">
         <string>Pension value</string>
        </property>
       </widget>
      </item>
+     <item row="0" column="1">
+      <widget class="QDoubleSpinBox" name="value_input">
+       <property name="font">
+        <font>
+         <pointsize>11</pointsize>
+        </font>
+       </property>
+       <property name="buttonSymbols">
+        <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
+       </property>
+       <property name="specialValueText">
+        <string>£</string>
+       </property>
+       <property name="correctionMode">
+        <enum>QAbstractSpinBox::CorrectionMode::CorrectToNearestValue</enum>
+       </property>
+       <property name="prefix">
+        <string>£</string>
+       </property>
+       <property name="maximum">
+        <double>999999999.990000009536743</double>
+       </property>
+      </widget>
+     </item>
      <item row="1" column="0" colspan="2">
       <widget class="QLabel" name="mix_lab">
+       <property name="font">
+        <font>
+         <pointsize>10</pointsize>
+        </font>
+       </property>
        <property name="text">
         <string>Investment mix (funds 50% / shares 50%)</string>
        </property>
@@ -86,58 +117,73 @@
      </item>
      <item row="3" column="0">
       <widget class="QLabel" name="share_trades_lab">
+       <property name="font">
+        <font>
+         <pointsize>11</pointsize>
+        </font>
+       </property>
        <property name="text">
         <string>Annual share trades</string>
        </property>
       </widget>
      </item>
-     <item row="3" column="1">
-      <widget class="QComboBox" name="share_trades_combo">
-       <property name="editable">
-        <bool>true</bool>
-       </property>
-      </widget>
-     </item>
      <item row="4" column="0">
       <widget class="QLabel" name="fund_trades_lab">
+       <property name="font">
+        <font>
+         <pointsize>11</pointsize>
+        </font>
+       </property>
        <property name="text">
         <string>Annual fund trades</string>
        </property>
       </widget>
      </item>
-     <item row="4" column="1">
-      <widget class="QComboBox" name="fund_trades_combo">
-       <property name="editable">
-        <bool>true</bool>
-       </property>
-      </widget>
-     </item>
      <item row="5" column="0" colspan="2">
       <widget class="QPushButton" name="calc_but">
+       <property name="enabled">
+        <bool>false</bool>
+       </property>
+       <property name="font">
+        <font>
+         <pointsize>10</pointsize>
+        </font>
+       </property>
        <property name="text">
         <string>Calculate</string>
        </property>
       </widget>
      </item>
-     <item row="0" column="1">
+     <item row="3" column="1">
-      <widget class="QDoubleSpinBox" name="value_input">
+      <widget class="FastEditQSpinBox" name="share_trades_box">
-       <property name="frame">
+       <property name="font">
-        <bool>true</bool>
+        <font>
-       </property>
+         <pointsize>11</pointsize>
-       <property name="buttonSymbols">
+        </font>
-        <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
-       </property>
-       <property name="specialValueText">
-        <string>£</string>
        </property>
        <property name="correctionMode">
         <enum>QAbstractSpinBox::CorrectionMode::CorrectToNearestValue</enum>
        </property>
        <property name="prefix">
-        <string>£</string>
+        <string/>
        </property>
        <property name="maximum">
-        <double>999999999.990000009536743</double>
+        <number>999</number>
+       </property>
+      </widget>
+     </item>
+     <item row="4" column="1">
+      <widget class="FastEditQSpinBox" name="fund_trades_box">
+       <property name="font">
+        <font>
+         <pointsize>11</pointsize>
+        </font>
+       </property>
+       <property name="correctionMode">
+        <enum>QAbstractSpinBox::CorrectionMode::CorrectToNearestValue</enum>
+       </property>
+       <property name="prefix">
+        <string/>
        </property>
       </widget>
      </item>
@@ -145,8 +191,10 @@
    </widget>
   </widget>
   <widget class="QStatusBar" name="statusbar">
-   <property name="enabled">
+   <property name="font">
-    <bool>true</bool>
+    <font>
+     <pointsize>10</pointsize>
+    </font>
    </property>
   </widget>
   <widget class="QMenuBar" name="menuBar">
@@ -158,20 +206,49 @@
      <height>33</height>
     </rect>
    </property>
+   <property name="font">
+    <font>
+     <pointsize>10</pointsize>
+    </font>
+   </property>
    <widget class="QMenu" name="menuPlatforms">
+    <property name="font">
+     <font>
+      <pointsize>10</pointsize>
+     </font>
+    </property>
     <property name="title">
      <string>File</string>
     </property>
-    <addaction name="actionEdit_Platforms"/>
+    <addaction name="actionList_Platforms"/>
    </widget>
    <addaction name="menuPlatforms"/>
   </widget>
-  <action name="actionEdit_Platforms">
+  <action name="actionList_Platforms">
    <property name="text">
-    <string>Edit Platforms</string>
+    <string>Platform List</string>
+   </property>
+   <property name="font">
+    <font>
+     <pointsize>10</pointsize>
+    </font>
    </property>
   </action>
  </widget>
+ <customwidgets>
+  <customwidget>
+   <class>FastEditQSpinBox</class>
+   <extends>QSpinBox</extends>
+   <header>widgets/fastedit_spinbox</header>
+  </customwidget>
+ </customwidgets>
+ <tabstops>
+  <tabstop>value_input</tabstop>
+  <tabstop>mix_slider</tabstop>
+  <tabstop>share_trades_box</tabstop>
+  <tabstop>fund_trades_box</tabstop>
+  <tabstop>calc_but</tabstop>
+ </tabstops>
  <resources/>
  <connections/>
 </ui>

gui/output_window.ui

@@ -1,84 +1,133 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <ui version="4.0">
- <class>ResultsWindow</class>
+ <class>OutputWindow</class>
- <widget class="QWidget" name="ResultsWindow">
+ <widget class="QWidget" name="OutputWindow">
   <property name="geometry">
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>400</width>
+    <width>1330</width>
-    <height>300</height>
+    <height>685</height>
    </rect>
   </property>
   <property name="minimumSize">
    <size>
-    <width>400</width>
+    <width>1330</width>
-    <height>300</height>
+    <height>685</height>
    </size>
   </property>
   <property name="maximumSize">
    <size>
-    <width>400</width>
+    <width>1330</width>
-    <height>300</height>
+    <height>685</height>
    </size>
   </property>
   <property name="windowTitle">
    <string>Results</string>
   </property>
-  <widget class="QTextEdit" name="output">
+  <widget class="MplWidget" name="graphWidget" native="true">
+   <property name="geometry">
+    <rect>
+     <x>-10</x>
+     <y>-10</y>
+     <width>1350</width>
+     <height>650</height>
+    </rect>
+   </property>
+  </widget>
+  <widget class="QPushButton" name="save_graph_but">
+   <property name="geometry">
+    <rect>
+     <x>1231</x>
+     <y>642</y>
+     <width>91</width>
+     <height>31</height>
+    </rect>
+   </property>
+   <property name="font">
+    <font>
+     <pointsize>10</pointsize>
+    </font>
+   </property>
+   <property name="text">
+    <string>Save graph</string>
+   </property>
+  </widget>
+  <widget class="QSlider" name="time_slider">
+   <property name="geometry">
+    <rect>
+     <x>370</x>
+     <y>635</y>
+     <width>581</width>
+     <height>41</height>
+    </rect>
+   </property>
+   <property name="minimum">
+    <number>1</number>
+   </property>
+   <property name="maximum">
+    <number>20</number>
+   </property>
+   <property name="orientation">
+    <enum>Qt::Orientation::Horizontal</enum>
+   </property>
+   <property name="tickPosition">
+    <enum>QSlider::TickPosition::TicksAbove</enum>
+   </property>
+   <property name="tickInterval">
+    <number>1</number>
+   </property>
+  </widget>
+  <widget class="QPushButton" name="save_csv_but">
+   <property name="geometry">
+    <rect>
+     <x>1134</x>
+     <y>642</y>
+     <width>91</width>
+     <height>31</height>
+    </rect>
+   </property>
+   <property name="font">
+    <font>
+     <pointsize>10</pointsize>
+    </font>
+   </property>
+   <property name="text">
+    <string>Save CSV</string>
+   </property>
+  </widget>
+  <widget class="QLabel" name="time_lab">
    <property name="geometry">
     <rect>
      <x>10</x>
-     <y>10</y>
+     <y>640</y>
-     <width>380</width>
+     <width>341</width>
-     <height>250</height>
+     <height>31</height>
     </rect>
    </property>
-  </widget>
+   <property name="font">
-  <widget class="QPushButton" name="res_ok_but">
+    <font>
-   <property name="geometry">
+     <pointsize>11</pointsize>
-    <rect>
+    </font>
-     <x>320</x>
-     <y>270</y>
-     <width>75</width>
-     <height>24</height>
-    </rect>
    </property>
    <property name="text">
-    <string>OK</string>
+    <string>Fees over 1 year(s) (assuming no change in value)</string>
-   </property>
-  </widget>
-  <widget class="QPushButton" name="res_save_but">
-   <property name="geometry">
-    <rect>
-     <x>240</x>
-     <y>270</y>
-     <width>75</width>
-     <height>24</height>
-    </rect>
-   </property>
-   <property name="text">
-    <string>Save</string>
    </property>
   </widget>
  </widget>
+ <customwidgets>
+  <customwidget>
+   <class>MplWidget</class>
+   <extends>QWidget</extends>
+   <header>widgets/mpl_widget</header>
+   <container>1</container>
+  </customwidget>
+ </customwidgets>
+ <tabstops>
+  <tabstop>time_slider</tabstop>
+  <tabstop>save_csv_but</tabstop>
+  <tabstop>save_graph_but</tabstop>
+ </tabstops>
  <resources/>
- <connections>
+ <connections/>
-  <connection>
-   <sender>res_ok_but</sender>
-   <signal>clicked(bool)</signal>
-   <receiver>ResultsWindow</receiver>
-   <slot>close()</slot>
-   <hints>
-    <hint type="sourcelabel">
-     <x>357</x>
-     <y>281</y>
-    </hint>
-    <hint type="destinationlabel">
-     <x>199</x>
-     <y>149</y>
-    </hint>
-   </hints>
-  </connection>
- </connections>
 </ui>

gui/platform_edit.ui

@@ -6,20 +6,32 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>481</width>
+    <width>630</width>
-    <height>305</height>
+    <height>580</height>
    </rect>
   </property>
+  <property name="minimumSize">
+   <size>
+    <width>630</width>
+    <height>580</height>
+   </size>
+  </property>
+  <property name="maximumSize">
+   <size>
+    <width>630</width>
+    <height>580</height>
+   </size>
+  </property>
   <property name="windowTitle">
    <string>Platform Editor</string>
   </property>
   <widget class="QWidget" name="gridLayoutWidget">
    <property name="geometry">
     <rect>
-     <x>10</x>
+     <x>13</x>
-     <y>10</y>
+     <y>20</y>
-     <width>461</width>
+     <width>616</width>
-     <height>251</height>
+     <height>242</height>
     </rect>
    </property>
    <layout class="QGridLayout" name="gridLayout">
@@ -39,101 +51,232 @@
      <number>10</number>
     </property>
     <property name="verticalSpacing">
-     <number>5</number>
+     <number>6</number>
     </property>
-    <item row="0" column="0" colspan="2">
+    <item row="0" column="3">
-     <widget class="QLabel" name="plat_name_lab">
+     <widget class="QCheckBox" name="plat_name_check">
       <property name="text">
-       <string>Platform name</string>
+       <string> </string>
+      </property>
+      <property name="checked">
+       <bool>true</bool>
+      </property>
+     </widget>
+    </item>
+    <item row="6" column="3">
+     <widget class="QCheckBox" name="share_deal_fee_check">
+      <property name="enabled">
+       <bool>false</bool>
+      </property>
+      <property name="checked">
+       <bool>true</bool>
+      </property>
+     </widget>
+    </item>
+    <item row="5" column="2">
+     <widget class="FastEditQDoubleSpinBox" name="share_plat_max_fee_box">
+      <property name="enabled">
+       <bool>false</bool>
+      </property>
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
+      <property name="buttonSymbols">
+       <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
+      </property>
+      <property name="correctionMode">
+       <enum>QAbstractSpinBox::CorrectionMode::CorrectToNearestValue</enum>
+      </property>
+      <property name="prefix">
+       <string>£</string>
+      </property>
+      <property name="maximum">
+       <double>999.000000000000000</double>
+      </property>
+     </widget>
+    </item>
+    <item row="2" column="3">
+     <widget class="QCheckBox" name="fund_deal_fee_check">
+      <property name="enabled">
+       <bool>true</bool>
+      </property>
+      <property name="checked">
+       <bool>true</bool>
+      </property>
+     </widget>
+    </item>
+    <item row="6" column="2">
+     <widget class="FastEditQDoubleSpinBox" name="share_deal_fee_box">
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
+      <property name="buttonSymbols">
+       <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
+      </property>
+      <property name="correctionMode">
+       <enum>QAbstractSpinBox::CorrectionMode::CorrectToNearestValue</enum>
+      </property>
+      <property name="prefix">
+       <string>£</string>
+      </property>
+      <property name="maximum">
+       <double>999.000000000000000</double>
       </property>
      </widget>
     </item>
     <item row="8" column="0" colspan="2">
-     <widget class="QLabel" name="share_deal_reduce_amount_lab">
-      <property name="text">
-       <string>Share dealing discount amount</string>
-      </property>
-     </widget>
-    </item>
-    <item row="0" column="2">
-     <widget class="QLineEdit" name="plat_name_box"/>
-    </item>
-    <item row="3" column="0" colspan="2">
-     <widget class="QLabel" name="share_plat_fee_lab">
-      <property name="text">
-       <string>Share platform fee*</string>
-      </property>
-     </widget>
-    </item>
-    <item row="7" column="0" colspan="2">
      <widget class="QLabel" name="share_deal_reduce_trades_lab">
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
       <property name="text">
        <string>Share dealing discount # of trades</string>
       </property>
      </widget>
     </item>
+    <item row="9" column="3">
+     <widget class="QCheckBox" name="share_deal_reduce_amount_check"/>
+    </item>
     <item row="5" column="0" colspan="2">
+     <widget class="QLabel" name="share_plat_max_fee_lab">
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
+      <property name="text">
+       <string>Share platform monthly fee cap</string>
+      </property>
+     </widget>
+    </item>
+    <item row="2" column="2">
+     <widget class="FastEditQDoubleSpinBox" name="fund_deal_fee_box">
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
+      <property name="buttonSymbols">
+       <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
+      </property>
+      <property name="correctionMode">
+       <enum>QAbstractSpinBox::CorrectionMode::CorrectToNearestValue</enum>
+      </property>
+      <property name="prefix">
+       <string>£</string>
+      </property>
+      <property name="maximum">
+       <double>999.000000000000000</double>
+      </property>
+     </widget>
+    </item>
+    <item row="6" column="0" colspan="2">
      <widget class="QLabel" name="share_deal_fee_lab">
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
       <property name="text">
        <string>Share dealing fee*</string>
       </property>
      </widget>
     </item>
-    <item row="1" column="0" colspan="2">
+    <item row="8" column="2">
+     <widget class="FastEditQSpinBox" name="share_deal_reduce_trades_box">
+      <property name="enabled">
+       <bool>false</bool>
+      </property>
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
+      <property name="buttonSymbols">
+       <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
+      </property>
+      <property name="correctionMode">
+       <enum>QAbstractSpinBox::CorrectionMode::CorrectToNearestValue</enum>
+      </property>
+      <property name="maximum">
+       <number>999</number>
+      </property>
+     </widget>
+    </item>
+    <item row="8" column="3">
+     <widget class="QCheckBox" name="share_deal_reduce_trades_check"/>
+    </item>
+    <item row="4" column="3">
+     <widget class="QCheckBox" name="share_plat_fee_check">
+      <property name="enabled">
+       <bool>false</bool>
+      </property>
+      <property name="checked">
+       <bool>true</bool>
+      </property>
+     </widget>
+    </item>
+    <item row="2" column="0" colspan="2">
      <widget class="QLabel" name="fund_deal_fee_lab">
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
       <property name="text">
-       <string>Fund dealing fee*</string>
+       <string>Fund dealing fee</string>
+      </property>
+     </widget>
+    </item>
+    <item row="5" column="3">
+     <widget class="QCheckBox" name="share_plat_max_fee_check"/>
+    </item>
+    <item row="0" column="2">
+     <widget class="QLineEdit" name="plat_name_box">
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
+     </widget>
+    </item>
+    <item row="9" column="0" colspan="2">
+     <widget class="QLabel" name="share_deal_reduce_amount_lab">
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
+      <property name="text">
+       <string>Share dealing discount amount</string>
       </property>
      </widget>
     </item>
     <item row="4" column="0" colspan="2">
-     <widget class="QLabel" name="share_plat_max_fee_lab">
+     <widget class="QLabel" name="share_plat_fee_lab">
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
       <property name="text">
-       <string>Share platform fee cap/mth</string>
+       <string>Share platform fee*</string>
-      </property>
-     </widget>
-    </item>
-    <item row="8" column="2">
-     <widget class="QDoubleSpinBox" name="share_deal_reduce_amount_box">
-      <property name="buttonSymbols">
-       <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
-      </property>
-      <property name="correctionMode">
-       <enum>QAbstractSpinBox::CorrectionMode::CorrectToNearestValue</enum>
-      </property>
-      <property name="prefix">
-       <string>£</string>
-      </property>
-     </widget>
-    </item>
-    <item row="5" column="2">
-     <widget class="QDoubleSpinBox" name="share_deal_fee_box">
-      <property name="buttonSymbols">
-       <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
-      </property>
-      <property name="correctionMode">
-       <enum>QAbstractSpinBox::CorrectionMode::CorrectToNearestValue</enum>
-      </property>
-      <property name="prefix">
-       <string>£</string>
       </property>
      </widget>
     </item>
     <item row="4" column="2">
-     <widget class="QDoubleSpinBox" name="share_plat_max_fee_box">
+     <widget class="FastEditQDoubleSpinBox" name="share_plat_fee_box">
-      <property name="buttonSymbols">
+      <property name="font">
-       <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
+       <font>
+        <pointsize>11</pointsize>
+       </font>
       </property>
-      <property name="correctionMode">
-       <enum>QAbstractSpinBox::CorrectionMode::CorrectToNearestValue</enum>
-      </property>
-      <property name="prefix">
-       <string>£</string>
-      </property>
-     </widget>
-    </item>
-    <item row="3" column="2">
-     <widget class="QDoubleSpinBox" name="share_plat_fee_box">
       <property name="buttonSymbols">
        <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
       </property>
@@ -143,10 +286,33 @@
       <property name="suffix">
        <string>%</string>
       </property>
+      <property name="maximum">
+       <double>99.000000000000000</double>
+      </property>
      </widget>
     </item>
-    <item row="1" column="2">
+    <item row="0" column="0" colspan="2">
-     <widget class="QDoubleSpinBox" name="fund_deal_fee_box">
+     <widget class="QLabel" name="plat_name_lab">
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
+      <property name="text">
+       <string>Platform name</string>
+      </property>
+     </widget>
+    </item>
+    <item row="9" column="2">
+     <widget class="FastEditQDoubleSpinBox" name="share_deal_reduce_amount_box">
+      <property name="enabled">
+       <bool>false</bool>
+      </property>
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
       <property name="buttonSymbols">
        <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
       </property>
@@ -156,15 +322,8 @@
       <property name="prefix">
        <string>£</string>
       </property>
-     </widget>
+      <property name="maximum">
-    </item>
+       <double>999.000000000000000</double>
-    <item row="7" column="2">
-     <widget class="QSpinBox" name="share_deal_reduce_trades_box">
-      <property name="buttonSymbols">
-       <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
-      </property>
-      <property name="correctionMode">
-       <enum>QAbstractSpinBox::CorrectionMode::CorrectToNearestValue</enum>
       </property>
      </widget>
     </item>
@@ -176,21 +335,26 @@
    </property>
    <property name="geometry">
     <rect>
-     <x>330</x>
+     <x>482</x>
-     <y>270</y>
+     <y>545</y>
      <width>141</width>
      <height>24</height>
     </rect>
    </property>
+   <property name="font">
+    <font>
+     <pointsize>10</pointsize>
+    </font>
+   </property>
    <property name="text">
     <string>Save</string>
    </property>
   </widget>
-  <widget class="QLabel" name="label">
+  <widget class="QLabel" name="req_field_lab">
    <property name="geometry">
     <rect>
-     <x>20</x>
+     <x>8</x>
-     <y>270</y>
+     <y>549</y>
      <width>191</width>
      <height>21</height>
     </rect>
@@ -199,14 +363,225 @@
     <string>* Indicates required field</string>
    </property>
   </widget>
+  <widget class="QLabel" name="active_lab">
+   <property name="geometry">
+    <rect>
+     <x>572</x>
+     <y>10</y>
+     <width>61</width>
+     <height>16</height>
+    </rect>
+   </property>
+   <property name="text">
+    <string>Active?</string>
+   </property>
+   <property name="alignment">
+    <set>Qt::AlignmentFlag::AlignCenter</set>
+   </property>
   </widget>
+  <widget class="QWidget" name="gridLayoutWidget_2">
+   <property name="geometry">
+    <rect>
+     <x>19</x>
+     <y>307</y>
+     <width>591</width>
+     <height>40</height>
+    </rect>
+   </property>
+   <layout class="QGridLayout" name="gridLayout_2">
+    <property name="leftMargin">
+     <number>0</number>
+    </property>
+    <property name="topMargin">
+     <number>0</number>
+    </property>
+    <property name="rightMargin">
+     <number>0</number>
+    </property>
+    <property name="bottomMargin">
+     <number>0</number>
+    </property>
+    <property name="spacing">
+     <number>6</number>
+    </property>
+    <item row="0" column="3">
+     <widget class="FastEditQDoubleSpinBox" name="first_tier_fee_box">
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
+      <property name="buttonSymbols">
+       <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
+      </property>
+      <property name="correctionMode">
+       <enum>QAbstractSpinBox::CorrectionMode::CorrectToNearestValue</enum>
+      </property>
+      <property name="suffix">
+       <string>%</string>
+      </property>
+      <property name="maximum">
+       <double>100.000000000000000</double>
+      </property>
+     </widget>
+    </item>
+    <item row="0" column="0">
+     <widget class="QLabel" name="first_tier_lab">
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
+      <property name="text">
+       <string>on the first</string>
+      </property>
+     </widget>
+    </item>
+    <item row="0" column="2">
+     <widget class="QLabel" name="first_tier_fee_lab">
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
+      <property name="text">
+       <string>the fee is</string>
+      </property>
+     </widget>
+    </item>
+    <item row="0" column="1">
+     <widget class="FastEditQDoubleSpinBox" name="first_tier_box">
+      <property name="font">
+       <font>
+        <pointsize>11</pointsize>
+       </font>
+      </property>
+      <property name="buttonSymbols">
+       <enum>QAbstractSpinBox::ButtonSymbols::NoButtons</enum>
+      </property>
+      <property name="correctionMode">
+       <enum>QAbstractSpinBox::CorrectionMode::CorrectToNearestValue</enum>
+      </property>
+      <property name="prefix">
+       <string>£</string>
+      </property>
+      <property name="maximum">
+       <double>9999999.000000000000000</double>
+      </property>
+     </widget>
+    </item>
+   </layout>
+  </widget>
+  <widget class="QPushButton" name="add_row_but">
+   <property name="enabled">
+    <bool>false</bool>
+   </property>
+   <property name="geometry">
+    <rect>
+     <x>532</x>
+     <y>487</y>
+     <width>91</width>
+     <height>24</height>
+    </rect>
+   </property>
+   <property name="font">
+    <font>
+     <pointsize>10</pointsize>
+    </font>
+   </property>
+   <property name="text">
+    <string>Add row</string>
+   </property>
+  </widget>
+  <widget class="QPushButton" name="del_row_but">
+   <property name="enabled">
+    <bool>false</bool>
+   </property>
+   <property name="geometry">
+    <rect>
+     <x>440</x>
+     <y>487</y>
+     <width>91</width>
+     <height>24</height>
+    </rect>
+   </property>
+   <property name="font">
+    <font>
+     <pointsize>10</pointsize>
+    </font>
+   </property>
+   <property name="text">
+    <string>Remove row</string>
+   </property>
+  </widget>
+  <widget class="QLabel" name="val_above_lab">
+   <property name="geometry">
+    <rect>
+     <x>10</x>
+     <y>486</y>
+     <width>421</width>
+     <height>21</height>
+    </rect>
+   </property>
+   <property name="font">
+    <font>
+     <pointsize>10</pointsize>
+    </font>
+   </property>
+   <property name="text">
+    <string>on the value above £ there is no charge</string>
+   </property>
+  </widget>
+  <widget class="QLabel" name="fund_plat_fee_lab">
+   <property name="geometry">
+    <rect>
+     <x>10</x>
+     <y>285</y>
+     <width>151</width>
+     <height>16</height>
+    </rect>
+   </property>
+   <property name="font">
+    <font>
+     <pointsize>11</pointsize>
+    </font>
+   </property>
+   <property name="text">
+    <string>Fund platform fee*</string>
+   </property>
+  </widget>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>FastEditQSpinBox</class>
+   <extends>QSpinBox</extends>
+   <header>widgets/fastedit_spinbox</header>
+  </customwidget>
+  <customwidget>
+   <class>FastEditQDoubleSpinBox</class>
+   <extends>QDoubleSpinBox</extends>
+   <header>widgets/fastedit_spinbox</header>
+  </customwidget>
+ </customwidgets>
  <tabstops>
   <tabstop>plat_name_box</tabstop>
   <tabstop>fund_deal_fee_box</tabstop>
   <tabstop>share_plat_fee_box</tabstop>
   <tabstop>share_plat_max_fee_box</tabstop>
   <tabstop>share_deal_fee_box</tabstop>
+  <tabstop>share_deal_reduce_trades_box</tabstop>
   <tabstop>share_deal_reduce_amount_box</tabstop>
+  <tabstop>plat_name_check</tabstop>
+  <tabstop>fund_deal_fee_check</tabstop>
+  <tabstop>share_plat_fee_check</tabstop>
+  <tabstop>share_plat_max_fee_check</tabstop>
+  <tabstop>share_deal_fee_check</tabstop>
+  <tabstop>share_deal_reduce_trades_check</tabstop>
+  <tabstop>share_deal_reduce_amount_check</tabstop>
+  <tabstop>first_tier_box</tabstop>
+  <tabstop>first_tier_fee_box</tabstop>
+  <tabstop>del_row_but</tabstop>
+  <tabstop>add_row_but</tabstop>
   <tabstop>save_but</tabstop>
  </tabstops>
  <resources/>

gui/platform_list.ui

@@ -0,0 +1,170 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>PlatformList</class>
+ <widget class="QWidget" name="PlatformList">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>263</width>
+    <height>473</height>
+   </rect>
+  </property>
+  <property name="minimumSize">
+   <size>
+    <width>263</width>
+    <height>473</height>
+   </size>
+  </property>
+  <property name="maximumSize">
+   <size>
+    <width>263</width>
+    <height>473</height>
+   </size>
+  </property>
+  <property name="windowTitle">
+   <string>Platform List</string>
+  </property>
+  <widget class="QListWidget" name="platListWidget">
+   <property name="geometry">
+    <rect>
+     <x>10</x>
+     <y>34</y>
+     <width>243</width>
+     <height>371</height>
+    </rect>
+   </property>
+   <property name="font">
+    <font>
+     <pointsize>11</pointsize>
+    </font>
+   </property>
+  </widget>
+  <widget class="QPushButton" name="add_plat_but">
+   <property name="geometry">
+    <rect>
+     <x>11</x>
+     <y>413</y>
+     <width>121</width>
+     <height>24</height>
+    </rect>
+   </property>
+   <property name="font">
+    <font>
+     <pointsize>10</pointsize>
+    </font>
+   </property>
+   <property name="text">
+    <string>Add platform</string>
+   </property>
+  </widget>
+  <widget class="QPushButton" name="del_plat_but">
+   <property name="enabled">
+    <bool>false</bool>
+   </property>
+   <property name="geometry">
+    <rect>
+     <x>135</x>
+     <y>413</y>
+     <width>121</width>
+     <height>24</height>
+    </rect>
+   </property>
+   <property name="font">
+    <font>
+     <pointsize>10</pointsize>
+    </font>
+   </property>
+   <property name="text">
+    <string>Remove platform</string>
+   </property>
+  </widget>
+  <widget class="QPushButton" name="plist_save_but">
+   <property name="geometry">
+    <rect>
+     <x>136</x>
+     <y>442</y>
+     <width>121</width>
+     <height>24</height>
+    </rect>
+   </property>
+   <property name="font">
+    <font>
+     <pointsize>10</pointsize>
+    </font>
+   </property>
+   <property name="text">
+    <string>Save</string>
+   </property>
+  </widget>
+  <widget class="QPushButton" name="edit_plat_but">
+   <property name="enabled">
+    <bool>false</bool>
+   </property>
+   <property name="geometry">
+    <rect>
+     <x>11</x>
+     <y>442</y>
+     <width>121</width>
+     <height>24</height>
+    </rect>
+   </property>
+   <property name="font">
+    <font>
+     <pointsize>10</pointsize>
+    </font>
+   </property>
+   <property name="text">
+    <string>Edit platform</string>
+   </property>
+  </widget>
+  <widget class="QCheckBox" name="plat_enabled_check">
+   <property name="enabled">
+    <bool>false</bool>
+   </property>
+   <property name="geometry">
+    <rect>
+     <x>12</x>
+     <y>8</y>
+     <width>231</width>
+     <height>20</height>
+    </rect>
+   </property>
+   <property name="font">
+    <font>
+     <pointsize>11</pointsize>
+    </font>
+   </property>
+   <property name="text">
+    <string>Platform enabled?</string>
+   </property>
+  </widget>
+ </widget>
+ <tabstops>
+  <tabstop>platListWidget</tabstop>
+  <tabstop>add_plat_but</tabstop>
+  <tabstop>del_plat_but</tabstop>
+  <tabstop>edit_plat_but</tabstop>
+  <tabstop>plist_save_but</tabstop>
+  <tabstop>plat_enabled_check</tabstop>
+ </tabstops>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>plist_save_but</sender>
+   <signal>clicked()</signal>
+   <receiver>PlatformList</receiver>
+   <slot>close()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>196</x>
+     <y>453</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>131</x>
+     <y>236</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>

src/data_struct.py

@@ -0,0 +1,16 @@
+class Platform:
+    def __init__(self, plat_id, fund_plat_fee, plat_name, enabled, fund_deal_fee,
+                 share_plat_fee, share_plat_max_fee, share_deal_fee,
+                 share_deal_reduce_trades, share_deal_reduce_amount,
+        ):
+
+        self.plat_id                    = plat_id
+        self.fund_plat_fee              = fund_plat_fee
+        self.plat_name                  = plat_name
+        self.enabled                    = enabled
+        self.fund_deal_fee              = fund_deal_fee
+        self.share_plat_fee             = share_plat_fee
+        self.share_plat_max_fee         = share_plat_max_fee
+        self.share_deal_fee             = share_deal_fee
+        self.share_deal_reduce_trades   = share_deal_reduce_trades
+        self.share_deal_reduce_amount   = share_deal_reduce_amount

src/db_handler.py

@@ -0,0 +1,262 @@
+import os
+import sqlite3
+
+import resource_finder
+from data_struct import Platform
+
+
+class DBHandler:
+    def __init__(self):
+        # Function to create all necessary database tables if the DB file doesn't exist
+        def create_tables():
+            self.cur.execute("""
+                CREATE TABLE "tblPlatforms" (
+                    "PlatformID"	INTEGER NOT NULL UNIQUE,
+                    "PlatformName"	TEXT,
+                    "IsEnabled"	INTEGER NOT NULL,
+                    PRIMARY KEY("PlatformID")
+                )
+            """)
+
+            self.cur.execute("""
+                CREATE TABLE "tblFlatPlatFees" (
+                    "PlatformID"	INTEGER NOT NULL UNIQUE,
+                    "SharePlatFee"	REAL NOT NULL,
+                    "SharePlatMaxFee"	REAL,
+                    PRIMARY KEY("PlatformID"),
+                    FOREIGN KEY("PlatformID") REFERENCES "tblPlatforms"("PlatformID")
+                )
+            """)
+
+            self.cur.execute("""
+                CREATE TABLE "tblFlatDealFees" (
+                    "PlatformID"	INTEGER NOT NULL UNIQUE,
+                    "FundDealFee"	REAL,
+                    "ShareDealFee"	REAL NOT NULL,
+                    "ShareDealReduceTrades"	REAL,
+                    "ShareDealReduceAmount"	REAL,
+                    PRIMARY KEY("PlatformID"),
+                    FOREIGN KEY("PlatformID") REFERENCES "tblPlatforms"("PlatformID")
+                )
+            """)
+
+            self.cur.execute("""
+                CREATE TABLE "tblFundPlatFee" (
+                    "PlatformID"	INTEGER NOT NULL,
+                    "Band"	REAL NOT NULL,
+                    "Fee"	REAL NOT NULL,
+                    PRIMARY KEY("PlatformID","Band","Fee"),
+                    FOREIGN KEY("PlatformID") REFERENCES "tblPlatforms"("PlatformID")
+                )
+            """)
+
+            self.cur.execute("""
+                CREATE TABLE "tblUserDetails" (
+                    "UserID"	INTEGER NOT NULL UNIQUE,
+                    "PensionValue"	REAL NOT NULL,
+                    "SliderValue"	INTEGER NOT NULL,
+                    "ShareTrades"	INTEGER NOT NULL,
+                    "FundTrades"	INTEGER NOT NULL,
+                    PRIMARY KEY("UserID")
+                )
+            """)
+
+        if not os.path.exists(resource_finder.get_res_path("SIPPCompare.db")):
+            db_exists = False
+        else:
+            db_exists = True
+
+        self.conn = sqlite3.connect(resource_finder.get_res_path("SIPPCompare.db"))
+        self.cur = self.conn.cursor()
+        if not db_exists:
+            create_tables()
+
+    # Retrieve the list of platform names for list population
+    def retrieve_plat_list(self) -> list:
+        res = self.cur.execute("SELECT PlatformName FROM tblPlatforms").fetchall()
+        plat_name_list = []
+        for platform in res:
+            plat_name_list.append(platform[0])
+
+        return plat_name_list
+
+    # Write updated platform data to DB when changes are saved
+    def write_platforms(self, plat_list: list[Platform]):
+        for i in range(len(plat_list)):
+            platforms_data = [
+                plat_list[i].plat_id,
+                plat_list[i].plat_name,
+                plat_list[i].enabled
+            ]
+
+            flat_plat_fees_data = [
+                plat_list[i].plat_id,
+                plat_list[i].share_plat_fee,
+                plat_list[i].share_plat_max_fee
+            ]
+
+            flat_deal_fees_data = [
+                plat_list[i].plat_id,
+                plat_list[i].fund_deal_fee,
+                plat_list[i].share_deal_fee,
+                plat_list[i].share_deal_reduce_trades,
+                plat_list[i].share_deal_reduce_amount
+            ]
+
+            res = self.cur.execute(f"""
+            SELECT EXISTS(
+                SELECT PlatformID FROM tblPlatforms
+                WHERE PlatformID = {i}
+            )""").fetchall()
+
+            if res[0][0] == 1:
+                self.cur.execute(f"""
+                    UPDATE tblPlatforms SET 
+                    PlatformID = ?,
+                    PlatformName = ?,
+                    IsEnabled = ?
+                    WHERE PlatformID = {i}
+                """, platforms_data)
+
+                self.cur.execute(f"""
+                    UPDATE tblFlatPlatFees SET 
+                    PlatformID = ?,
+                    SharePlatFee = ?,
+                    SharePlatMaxFee = ?
+                    WHERE PlatformID = {i}
+                """, flat_plat_fees_data)
+
+                self.cur.execute(f"""
+                    UPDATE tblFlatDealFees SET
+                    PlatformID = ?,
+                    FundDealFee = ?,
+                    ShareDealFee = ?,
+                    ShareDealReduceTrades = ?,
+                    ShareDealReduceAmount = ?
+                    WHERE PlatformID = {i}
+                """, flat_deal_fees_data)
+
+                self.cur.execute(f"DELETE FROM tblFundPlatFee WHERE PlatformID = {i}")
+            else:
+                self.cur.execute("INSERT INTO tblPlatforms VALUES (?, ?, ?)", platforms_data)
+                self.cur.execute("INSERT INTO tblFlatPlatFees VALUES (?, ?, ?)", flat_plat_fees_data)
+                self.cur.execute("INSERT INTO tblFlatDealFees VALUES (?, ?, ?, ?, ?)", flat_deal_fees_data)
+
+            exec_str = f"INSERT INTO tblFundPlatFee VALUES\n"
+            for x in range(len(plat_list[i].fund_plat_fee[0])):
+                band = plat_list[i].fund_plat_fee[0][x]
+                fee = plat_list[i].fund_plat_fee[1][x]
+                exec_str += f"({i}, {band}, {fee}),\n"
+            exec_str = exec_str[:-2]
+            self.cur.execute(exec_str)
+
+            self.conn.commit()
+
+    # Retrieve all info about all platforms in DB and initialise Platform objects
+    def retrieve_platforms(self) -> list[Platform]:
+        # Retrieve all one-to-one relations
+        platforms_res = self.cur.execute("""
+            SELECT
+            -- tblPlatforms
+            tblPlatforms.PlatformID, PlatformName, IsEnabled,
+            -- tblFlatPlatFees
+            SharePlatFee, SharePlatMaxFee,
+            -- tblFlatDealFees
+            FundDealFee,
+            ShareDealFee,
+            ShareDealReduceTrades,
+            ShareDealReduceAmount
+            FROM tblPlatforms
+            INNER JOIN tblFlatPlatFees ON
+            tblPlatforms.PlatformID = tblFlatPlatFees.PlatformID
+            INNER JOIN tblFlatDealFees ON
+            tblPlatforms.PlatformID = tblFlatDealFees.PlatformID
+        """).fetchall()
+
+        platforms = []
+        for platform in platforms_res:
+            # plat_id, plat_name, enabled, share_plat_fee, share_plat_max_fee, fund_deal_fee,
+            # share_deal_fee, share_deal_reduce_trades, share_deal_reduce_amount
+            this_platform = [platform[0], platform[1], platform[2], platform[3], platform[4],
+                             platform[5], platform[6], platform[7], platform[8]]
+            platforms.append(this_platform)
+
+        # Insert 2D array into each platform data in preparation for fund_plat_fee retrival
+        for platform in platforms:
+            platform.insert(1, [[], []])
+
+        # Get all records from tblFundPlatFee, add them to the platforms list based on ID
+        # WARNING: This code is dependent on PlatformID being sequential from 0 in DB records
+        fund_plat_fee_res = self.cur.execute("SELECT * FROM tblFundPlatFee ORDER BY PlatformID ASC").fetchall()
+        for i in range(len(fund_plat_fee_res)):
+            plat_id = fund_plat_fee_res[i][0]
+            platforms[plat_id][1][0].append(fund_plat_fee_res[i][1])
+            platforms[plat_id][1][1].append(fund_plat_fee_res[i][2])
+
+        platform_obj_list: list[Platform] = []
+        for platform in platforms:
+            platform_obj_list.append(Platform(
+                platform[0], platform[1], platform[2], platform[3],
+                platform[6], platform[4], platform[5], platform[7],
+                platform[8], platform[9]
+            ))
+
+        return platform_obj_list
+
+    # This function writes the details the user entered this session to the DB
+    def write_user_details(self, pension_val: float, slider_val: int, share_trades: int, fund_trades: int):
+        # Hardcode UserID as 0
+        user_details_data = (0, pension_val, slider_val, share_trades, fund_trades)
+
+        # Check if there is already a record in tblUserDetails
+        res = self.cur.execute("SELECT EXISTS(SELECT 1 FROM tblUserDetails)").fetchone()
+        if res[0] == 0:
+            # If there isn't then insert a new record
+            self.cur.execute("INSERT INTO tblUserDetails VALUES (?, ?, ?, ?, ?)", user_details_data)
+        else:
+            # If there is then update the existing record (only ever one record as of now)
+            self.cur.execute("""
+                UPDATE tblUserDetails SET 
+                UserID = ?,
+                PensionValue = ?,
+                SliderValue = ?,
+                ShareTrades = ?,
+                FundTrades = ?
+            """, user_details_data)
+        self.conn.commit()
+
+    # Function to retrieve details entered by the user in prev session from DB
+    def retrieve_user_details(self) -> dict:
+        res = self.cur.execute("SELECT EXISTS(SELECT 1 FROM tblUserDetails)").fetchone()
+        if res[0] == 0:
+            return {"NO_RECORD": None}
+
+        res = self.cur.execute("SELECT * FROM tblUserDetails")
+        res_tuple: tuple = res.fetchone()
+        user_details_dict: dict[str, float | int] = {
+            "user_id":      res_tuple[0],
+            "pension_val":  res_tuple[1],
+            "slider_val":   res_tuple[2],
+            "share_trades": res_tuple[3],
+            "fund_trades":  res_tuple[4]
+        }
+
+        return user_details_dict
+
+    # Remove a platform from the DB - update the IDs to keep them sequential
+    def remove_platform(self, index: int):
+        tbl_list = ["tblPlatforms", "tblFlatPlatFees", "tblFlatDealFees", "tblFundPlatFee"]
+        for tbl in tbl_list:
+            self.cur.execute(f"DELETE FROM {tbl} WHERE PlatformID = {index}")
+
+        res = self.cur.execute("SELECT PlatformID from tblPlatforms").fetchall()
+        n = len(res)
+        for i in range(n):
+            for tbl in tbl_list:
+                self.cur.execute(f"""
+                    UPDATE {tbl} 
+                    SET PlatformID = {index + i} 
+                    WHERE PlatformID = {index + 1 + i}
+                """)
+
+        self.conn.commit()

src/main.py

@@ -1,20 +1,24 @@
-from PyQt6.QtWidgets import QApplication
+## Nuitka compilation options (Windows only)
-
+# nuitka-project: --mode=onefile
+# nuitka-project: --enable-plugin=pyqt6
+# nuitka-project: --include-module=widgets.mpl_widget
+# nuitka-project: --include-data-files=icon2.ico=icon2.ico
+# nuitka-project: --include-data-dir=gui=gui
+# nuitka-project: --windows-console-mode=disable
+# nuitka-project: --windows-icon-from-ico=icon2.ico
+# nuitka-project: --product-name=SIPPCompare
+# nuitka-project: --file-description=SIPPCompare
+# nuitka-project: --product-version=1.1
+# nuitka-project: --output-dir=build
+# nuitka-project: --output-filename=SIPPCompare
 import sys
 
-import platform_edit
+from PyQt6.QtWidgets import QApplication
+
+from main_window import SIPPCompare
 
 
 app = QApplication(sys.argv)
-# Show platform edit window first, before main win
+window = SIPPCompare()
-# When debugging, can be useful to autofill values to save time
-if len(sys.argv) > 1:
-    if sys.argv[1] == "--DEBUG_AUTOFILL":
-        window = platform_edit.PlatformEdit(True)
-    else:
-        window = platform_edit.PlatformEdit(False)
-else:
-    window = platform_edit.PlatformEdit(False)
-
 window.show()
 app.exec()

src/main_window.py

@@ -1,48 +1,55 @@
-from PyQt6.QtGui import QIntValidator
-from PyQt6.QtWidgets import QMainWindow
 from PyQt6 import uic
+from PyQt6.QtCore import QTimer
+from PyQt6.QtGui import QIntValidator, QIcon
+from PyQt6.QtWidgets import QMainWindow, QApplication
 
-import output_window
+import resource_finder
+from db_handler import DBHandler
+from platform_list import PlatformList
+from output_window import OutputWindow
 
 
 class SIPPCompare(QMainWindow):
-    # Receive instance of PlatformEdit() as parameter
+    def __init__(self):
-    def __init__(self, plat_edit_win):
         super().__init__()
         # Import Qt Designer UI XML file
-        uic.loadUi("gui/main_gui.ui", self)
+        uic.loadUi(resource_finder.get_res_path("gui/main_gui.ui"), self)
-
+        self.setWindowIcon(QIcon(resource_finder.get_res_path("icon2.ico")))
-        # Initialise class variables
-        # Inputs
-        self.fund_plat_fee              = 0.0
-        self.plat_name                  = ""
-        self.fund_deal_fee              = 0.0
-        self.share_plat_fee             = 0.0
-        self.share_plat_max_fee         = 0.0
-        self.share_deal_fee             = 0.0
-        self.share_deal_reduce_trades   = 0.0
-        self.share_deal_reduce_amount   = 0.0
 
+        ## Initialise class variables
         # Results
         self.fund_plat_fees     = 0.0
         self.fund_deal_fees     = 0.0
         self.share_plat_fees    = 0.0
         self.share_deal_fees    = 0.0
+        self.results = []
 
         # Create window objects
-        self.platform_win = plat_edit_win
+        self.db = DBHandler()
-        self.output_win = output_window.OutputWindow()
+        self.platform_list_win = PlatformList(self.db)
+        if len(self.platform_list_win.plat_name_list) == 0:
+            QTimer.singleShot(1, self.platform_list_win.show)
+        self.output_win = None
 
-        # Handle events
+        ## Handle events
-        self.calc_but.clicked.connect(self.calculate_fees)
+        self.calc_but.clicked.connect(self.indicate_loading)
-        # Menu bar entry (File -> Edit Platforms)
+        # Menu bar entry (File -> Platform List)
-        self.actionEdit_Platforms.triggered.connect(self.show_platform_edit)
+        self.actionList_Platforms.triggered.connect(self.show_platform_list)
         # Update percentage mix label when slider moved
         self.mix_slider.valueChanged.connect(self.update_slider_lab)
+        self.value_input.valueChanged.connect(self.check_valid)
+        # Validate input
+        self.share_trades_box.valueChanged.connect(self.check_valid)
+        self.fund_trades_box.valueChanged.connect(self.check_valid)
 
-        # Set validators
+        ## Restore last session
-        self.share_trades_combo.setValidator(QIntValidator(0, 999))
+        prev_session_data = self.db.retrieve_user_details()
-        self.fund_trades_combo.setValidator(QIntValidator(0, 99))
+        if "NO_RECORD" not in prev_session_data:
+            self.value_input.setValue(prev_session_data["pension_val"])
+            self.mix_slider.setValue(prev_session_data["slider_val"])
+            self.share_trades_box.setValue(prev_session_data["share_trades"])
+            self.fund_trades_box.setValue(prev_session_data["fund_trades"])
+            self.calc_but.setFocus()
 
     # Display slider position as mix between two nums (funds/shares)
     def update_slider_lab(self):
@@ -50,66 +57,90 @@ class SIPPCompare(QMainWindow):
         mix_lab_str = f"Investment mix (funds {slider_val}% / shares {100 - slider_val}%)"
         self.mix_lab.setText(mix_lab_str)
 
-    # Get variables from platform editor input fields
+    # Ensure that trade fields aren't blank and pension value > 0
-    def init_variables(self):
+    def check_valid(self):
-        self.plat_name                  = self.platform_win.get_plat_name()
+        if self.value_input.value() != 0:
-        self.fund_plat_fee              = self.platform_win.get_fund_plat_fee()
+            self.calc_but.setEnabled(True)
-        self.fund_deal_fee              = self.platform_win.get_fund_deal_fee()
+        else:
-        self.share_plat_fee             = self.platform_win.get_share_plat_fee()
+            self.calc_but.setEnabled(False)
-        self.share_plat_max_fee         = self.platform_win.get_share_plat_max_fee()
-        self.share_deal_fee             = self.platform_win.get_share_deal_fee()
-        self.share_deal_reduce_trades   = self.platform_win.get_share_deal_reduce_trades()
-        self.share_deal_reduce_amount   = self.platform_win.get_share_deal_reduce_amount()
 
-    # Calculate fees
+    def indicate_loading(self):
-    # TODO: Error checking on combo boxes
+        self.calc_but.setText("Working...")
+        QTimer.singleShot(1, self.calculate_fees)
+
+    # Calculate fees for all active platforms
     def calculate_fees(self):
-        self.init_variables()
+        # Set to empty list each time to avoid persistence
-        # Set to zero each time to avoid persistence
+        self.results = []
-        self.fund_plat_fees = 0
-        value_num = float(self.value_input.value())
-        # Funds/shares mix
-        slider_val = self.mix_slider.value()
-        funds_value = (slider_val / 100) * value_num
-        fund_trades_num = int(self.fund_trades_combo.currentText())
-        self.fund_deal_fees = fund_trades_num * self.fund_deal_fee
 
-        for i in range(1, len(self.fund_plat_fee[0])):
+        # Get user input
-            band = self.fund_plat_fee[0][i]
+        value_num = float(self.value_input.value())
-            prev_band = self.fund_plat_fee[0][i - 1]
+        slider_val: int = self.mix_slider.value()
-            fee = self.fund_plat_fee[1][i]
+        fund_trades_num = int(self.fund_trades_box.value())
+        share_trades_num = int(self.share_trades_box.value())
+        shares_value = (1 - (slider_val / 100)) * value_num
+        index = 0
+
+        for platform in self.platform_list_win.plat_list:
+            if not platform.enabled:
+                continue
+
+            fund_plat_fees = 0.0
+            fund_deal_fees = 0.0
+            share_plat_fees = 0.0
+            share_deal_fees = 0.0
+            plat_name = platform.plat_name
+            if plat_name is None or plat_name == "":
+                plat_name = f"Unnamed [ID: {index}]"
+
+            if platform.fund_deal_fee is not None:
+                fund_deal_fees = fund_trades_num * platform.fund_deal_fee
+
+            funds_value = (slider_val / 100) * value_num
+            for i in range(1, len(platform.fund_plat_fee[0])):
+                band = platform.fund_plat_fee[0][i]
+                prev_band = platform.fund_plat_fee[0][i - 1]
+                fee = platform.fund_plat_fee[1][i]
                 gap = (band - prev_band)
 
                 if funds_value > gap:
-                self.fund_plat_fees += gap * (fee / 100)
+                    fund_plat_fees += gap * (fee / 100)
                     funds_value -= gap
                 else:
-                self.fund_plat_fees += funds_value * (fee / 100)
+                    fund_plat_fees += funds_value * (fee / 100)
                     break
 
-        shares_value = (1 - (slider_val / 100)) * value_num
+            if platform.share_plat_max_fee is not None:
-        if (self.share_plat_fee * shares_value / 12) > self.share_plat_max_fee:
+                if (platform.share_plat_fee * shares_value / 12) > platform.share_plat_max_fee:
-            self.share_plat_fees = self.share_plat_max_fee * 12
+                    share_plat_fees = platform.share_plat_max_fee * 12
                 else:
-            self.share_plat_fees = self.share_plat_fee * shares_value
+                    share_plat_fees = platform.share_plat_fee * shares_value
 
-        share_trades_num = int(self.share_trades_combo.currentText())
+            if platform.share_deal_reduce_trades is not None:
-        if (share_trades_num / 12) >= self.share_deal_reduce_trades:
+                if (share_trades_num / 12) >= platform.share_deal_reduce_trades:
-            self.share_deal_fees = self.share_deal_reduce_amount * share_trades_num
+                    share_deal_fees = platform.share_deal_reduce_amount * share_trades_num
                 else:
-            self.share_deal_fees = self.share_deal_fee * share_trades_num
+                    share_deal_fees = platform.share_deal_fee * share_trades_num
 
+            self.results.append([fund_plat_fees, fund_deal_fees, share_plat_fees, share_deal_fees, plat_name])
+            index += 1
+
+        # Save details entered by user for next session
+        self.db.write_user_details(value_num, slider_val, share_trades_num, fund_trades_num)
         self.show_output_win()
 
     # Show the output window - this func is called from calculate_fee()
     def show_output_win(self):
         # Refresh the results when new fees are calculated
-        self.output_win.display_output(self.fund_plat_fees, self.fund_deal_fees,
+        if self.output_win is None:
-                                       self.share_plat_fees, self.share_deal_fees,
+            self.output_win = OutputWindow()
-                                       self.plat_name
+        years = self.output_win.get_slider_position()
-                                       )
+        self.output_win.display_output(self.results, years)
+        self.calc_but.setText("Calculate")
+        self.output_win.activateWindow()
+        self.output_win.raise_()
         self.output_win.show()
+        QApplication.alert(self.output_win)
 
-    # Show the platform editor window (currently run-time only)
+    def show_platform_list(self):
-    def show_platform_edit(self):
+        self.platform_list_win.show()
-        self.platform_win.show()

src/output_window.py

@@ -1,52 +1,140 @@
-from PyQt6.QtWidgets import QWidget
-from PyQt6 import uic
-
-import datetime
 import os
+from datetime import datetime
+
+from PyQt6 import uic
+from PyQt6.QtGui import QIcon, QFont
+from PyQt6.QtWidgets import QWidget, QFileDialog, QMessageBox, QDialogButtonBox
+
+import resource_finder
+
+
+class SaveFailure(QMessageBox):
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        self.setWindowIcon(QIcon(resource_finder.get_res_path("icon2.ico")))
+        self.setWindowTitle("Save failure")
+
+        self.setIcon(QMessageBox.Icon.Critical)
+        font = QFont()
+        font.setPointSize(11)
+        self.setFont(font)
+        self.setText("Failed to save file")
+        self.setDetailedText(
+            "This could be due to a permissions issue, or the file being in use by another process"
+        )
+
+        self.setStandardButtons(QMessageBox.StandardButton.Ok)
+        font.setPointSize(10)
+        self.findChild(QDialogButtonBox).setFont(font)
 
 
 class OutputWindow(QWidget):
     def __init__(self):
         super().__init__()
         # Import Qt Designer UI XML file
-        uic.loadUi("gui/output_window.ui", self)
+        uic.loadUi(resource_finder.get_res_path("gui/output_window.ui"), self)
+        self.setWindowIcon(QIcon(resource_finder.get_res_path("icon2.ico")))
 
-        # Initialise class variables
+        # Define class variables
-        self.results_str = ""
+        self.save_err_dialog = SaveFailure()
-        self.platform_name = ""
+        self.canvas = self.graphWidget.canvas
+        self.ax = self.canvas.axes
+        self.fig = self.canvas.figure
+        self.results = []
 
         # Handle events
-        self.res_save_but.clicked.connect(self.save_results)
+        self.save_graph_but.clicked.connect(self.save_graph)
+        self.save_csv_but.clicked.connect(self.save_csv)
+        self.time_slider.valueChanged.connect(self.change_time)
 
-    def save_results(self):
+    def get_slider_position(self) -> int:
-        # Use datatime for txt filename
+        return self.time_slider.value()
-        cur_time = datetime.datetime.now()
-        if not os.path.exists("output"):
-            os.makedirs("output")
-        filename_str = f"output/{self.platform_name}-{cur_time.year}.{cur_time.month}.{cur_time.day}.txt"
-        output_file = open(filename_str, "wt")
-        output_file.write(self.results_str)
 
-    # Display fees in output window as plaintext readout
+    def display_output(self, results: list, years: int):
-    def display_output(self, fund_plat_fees: float, fund_deal_fees: float,
+        self.results = results
-                       share_plat_fees: float, share_deal_fees: float, plat_name: str):
+        self.ax.clear()
-        self.platform_name = plat_name
+        self.ax.cla()
-        self.results_str = f"Fees breakdown (Platform \"{self.platform_name}\"):"
+        self.canvas.draw_idle()
 
-        self.results_str += "\n\nPlatform fees:"
+        names = []
-        # :.2f is used in order to display 2 decimal places (currency form)
+        values = []
-        self.results_str += f"\n\tFund platform fees: £{round(fund_plat_fees, 2):.2f}"
+        for result in results:
-        self.results_str += f"\n\tShare platform fees: £{round(share_plat_fees, 2):.2f}"
+            names.append(result[4])
-        total_plat_fees = fund_plat_fees + share_plat_fees
+            values.append(sum(result[:4]) * years)
-        self.results_str += f"\n\tTotal platform fees: £{round(total_plat_fees, 2):.2f}"
 
-        self.results_str += "\n\nDealing fees:"
+        names = sorted(names, key=lambda x: values[names.index(x)], reverse=True)
-        self.results_str += f"\n\tFund dealing fees: £{round(fund_deal_fees, 2):.2f}"
+        values = sorted(values, reverse=True)
-        self.results_str += f"\n\tShare dealing fees: £{round(share_deal_fees, 2):.2f}"
-        total_deal_fees = fund_deal_fees + share_deal_fees
-        self.results_str += f"\n\tTotal dealing fees: £{round(total_deal_fees, 2):.2f}"
 
-        total_fees = total_plat_fees + total_deal_fees
+        h_bars = self.ax.barh(names, values)
-        self.results_str += f"\n\nTotal fees: £{round(total_fees, 2):.2f}"
+        self.ax.bar_label(h_bars, label_type='center', labels=[f"£{x:,.2f}" for x in h_bars.datavalues])
 
-        self.output.setText(self.results_str)
+    def save_graph(self):
+        file_picker = QFileDialog(self)
+        file_picker.setFileMode(QFileDialog.FileMode.AnyFile)
+        file_picker.setDefaultSuffix("png")
+        file_picker.setWindowTitle("Save results as PNG")
+        file_picker.setAcceptMode(QFileDialog.AcceptMode.AcceptSave)
+        file_picker.setNameFilter("*.png")
+        file_path = ""
+        cur_time = datetime.now()
+        filename_str = f"{file_path}/SIPPCompare-{cur_time.year}.{cur_time.month}.{cur_time.day}.png"
+        file_picker.selectFile(filename_str)
+        if file_picker.exec():
+            file_path = file_picker.selectedFiles()[0]
+
+        try:
+            self.fig.savefig(file_path, dpi=150)
+        except OSError:
+            self.save_err_dialog.exec()
+
+    def save_csv(self):
+        # TODO: Sort CSV output, either alphabetically or by total fees
+        file_picker = QFileDialog(self)
+        file_picker.setFileMode(QFileDialog.FileMode.AnyFile)
+        file_picker.setDefaultSuffix("csv")
+        file_picker.setWindowTitle("Save results as CSV")
+        file_picker.setAcceptMode(QFileDialog.AcceptMode.AcceptSave)
+        file_picker.setNameFilter("*.csv")
+        file_path = ""
+        cur_time = datetime.now()
+        filename_str = f"{file_path}/SIPPCompare-{cur_time.year}.{cur_time.month}.{cur_time.day}.csv"
+        file_picker.selectFile(filename_str)
+        if file_picker.exec():
+            file_path = file_picker.selectedFiles()[0]
+
+        try:
+            csvfile = open(file_path, "wt")
+            csv_string = (
+                "Platform Name,Fund Platform Fee,Share Platform Fee,Fund Dealing Fee,"
+                "Share Dealing Fee,Total Platform Fees,Total Dealing Fees,Total Fund Fees,"
+                "Total Share Fees,Total Fees"
+            )
+
+            for result in self.results:
+                csv_string += '\n'
+                pn = result[4]
+                fpf = result[0]
+                spf = result[2]
+                fdf = result[1]
+                sdf = result[3]
+
+                tpf = fpf + spf
+                tdf = sdf + fdf
+
+                tff = fpf + fdf
+                tsf = spf + sdf
+                tf = tff + tsf
+                csv_string += (
+                    f"{pn},\"£{fpf:,.2f}\",\"£{spf:,.2f}\",\"£{fdf:,.2f}\",\"£{sdf:,.2f}\","
+                    f"\"£{tpf:,.2f}\",\"£{tdf:,.2f}\",\"£{tff:,.2f}\",\"£{tsf:,.2f}\",\"£{tf:,.2f}\""
+                )
+
+            csvfile.write(csv_string)
+            csvfile.close()
+        except OSError:
+            self.save_err_dialog.exec()
+
+    def change_time(self):
+        years: int = self.time_slider.value()
+        self.time_lab.setText(f"Fees over {years} year(s) (assuming no change in value)")
+        self.display_output(self.results, years)

src/platform_edit.py

@@ -1,50 +1,131 @@
-from PyQt6.QtCore import QRegularExpression, QEvent, QObject, QTimer
-from PyQt6.QtGui import QRegularExpressionValidator
-from PyQt6.QtWidgets import QWidget
 from PyQt6 import uic
+from PyQt6.QtCore import QRegularExpression, QRect
+from PyQt6.QtGui import QRegularExpressionValidator, QFont, QIcon
+from PyQt6.QtWidgets import QLabel, QDialog
 
-import main_window
+import resource_finder
+from db_handler import DBHandler
+from data_struct import Platform
+from widgets.fastedit_spinbox import FastEditQDoubleSpinBox
 
 
-class PlatformEdit(QWidget):
+class PlatformEdit(QDialog):
-    def __init__(self, autofill: bool):
+    def __init__(self, plat: Platform):
         super().__init__()
         # Import Qt Designer UI XML file
-        uic.loadUi("gui/platform_edit.ui", self)
+        uic.loadUi(resource_finder.get_res_path("gui/platform_edit.ui"), self)
+        self.setWindowIcon(QIcon(resource_finder.get_res_path("icon2.ico")))
 
         # Initialise class variables
-        # TODO: Make fund_plat_fee user-defined
+        self.plat = plat
-        self.fund_plat_fee = [
+        self.widgets_list_list = []
-            [0, 250000, 1000000, 2000000],
+        if len(self.plat.fund_plat_fee[0]) > 1:
-            [0, 0.25, 0.1, 0.05]
+            self.fund_fee_rows = len(self.plat.fund_plat_fee[0]) - 1
-        ]
+        else:
-        self.plat_name = ""
+            self.fund_fee_rows = 1
-        self.fund_deal_fee = 0.0
-        self.share_plat_fee = 0.0
-        self.share_plat_max_fee = 0.0
-        self.share_deal_fee = 0.0
-        self.share_deal_reduce_trades = 0.0
-        self.share_deal_reduce_amount = 0.0
-        # Debugging feature: set with "--DEBUG_AUTOFILL" cmd argument
-        self.autofill = autofill
 
-        # Create main window object, passing this instance as param
+        self.required_fields = [
-        self.main_win = main_window.SIPPCompare(self)
+            self.share_plat_fee_box,
+            self.share_deal_fee_box
+        ]
+
+        self.optional_fields = [
+            self.plat_name_box,
+            self.fund_deal_fee_box,
+            self.share_plat_max_fee_box,
+            self.share_deal_reduce_trades_box,
+            self.share_deal_reduce_amount_box
+        ]
+
+        self.optional_check_boxes = [
+            self.plat_name_check,
+            self.fund_deal_fee_check,
+            self.share_plat_max_fee_check,
+            self.share_deal_reduce_trades_check,
+            self.share_deal_reduce_amount_check
+        ]
+
+        self.check_boxes_ticked = [
+            True,
+            True,
+            False,
+            False,
+            False
+        ]
+
+        # Set optional checkboxes based on DB storage
+        if self.plat.plat_name is None:
+            self.check_boxes_ticked[0] = False
+            self.plat_name_check.setChecked(False)
+        else:
+            self.check_boxes_ticked[0] = True
+            self.plat_name_check.setChecked(True)
+            self.plat_name_box.setText(self.plat.plat_name)
+
+        if self.plat.fund_deal_fee is None:
+            self.check_boxes_ticked[1] = False
+            self.fund_deal_fee_check.setChecked(False)
+        else:
+            self.check_boxes_ticked[1] = True
+            self.fund_deal_fee_check.setChecked(True)
+            self.fund_deal_fee_box.setValue(self.plat.fund_deal_fee)
+
+        self.share_plat_fee_box.setValue(self.plat.share_plat_fee * 100)
+
+        if self.plat.share_plat_max_fee is None:
+            self.check_boxes_ticked[2] = False
+            self.share_plat_max_fee_check.setChecked(False)
+        else:
+            self.check_boxes_ticked[2] = True
+            self.share_plat_max_fee_check.setChecked(True)
+            self.share_plat_max_fee_box.setValue(self.plat.share_plat_max_fee)
+
+        self.share_deal_fee_box.setValue(self.plat.share_deal_fee)
+
+        if self.plat.share_deal_reduce_trades is None:
+            self.check_boxes_ticked[3] = False
+            self.share_deal_reduce_trades_check.setChecked(False)
+        else:
+            self.check_boxes_ticked[3] = True
+            self.share_deal_reduce_trades_check.setChecked(True)
+            self.share_deal_reduce_trades_box.setValue(int(self.plat.share_deal_reduce_trades))
+
+        if self.plat.share_deal_reduce_trades is None:
+            self.check_boxes_ticked[4] = False
+            self.share_deal_reduce_amount_check.setChecked(False)
+        else:
+            self.check_boxes_ticked[4] = True
+            self.share_deal_reduce_amount_check.setChecked(True)
+            self.share_deal_reduce_amount_box.setValue(self.plat.share_deal_reduce_amount)
+
+        # Populate fund platform fee rows from DB
+        if len(self.plat.fund_plat_fee[0]) > 1:
+            self.first_tier_box.setValue(self.plat.fund_plat_fee[0][1])
+            self.first_tier_fee_box.setValue(self.plat.fund_plat_fee[1][1])
+        self.add_row(loading=True)
 
         # Handle events
+        for field in self.required_fields:
+            field.valueChanged.connect(self.check_valid)
+
+        for field in self.optional_fields:
+            field_type = field.staticMetaObject.className()
+            if field_type == "QLineEdit":
+                field.textChanged.connect(self.check_valid)
+            elif field_type == "FastEditQDoubleSpinBox" or field_type == "FastEditQSpinBox":
+                field.valueChanged.connect(self.check_valid)
+
+        for check_box in self.optional_check_boxes:
+            check_box.checkStateChanged.connect(self.check_valid)
+
+        self.first_tier_box.valueChanged.connect(self.check_valid)
+        self.first_tier_fee_box.valueChanged.connect(self.check_valid)
+        self.first_tier_box.valueChanged.connect(self.update_tier_labels)
+
         # NOTE: Signal defined in UI file to close window when save button clicked
         self.save_but.clicked.connect(self.init_variables)
-        self.fund_deal_fee_box.valueChanged.connect(self.check_valid)
+        self.add_row_but.clicked.connect(self.add_row)
-        self.share_plat_fee_box.valueChanged.connect(self.check_valid)
+        self.del_row_but.clicked.connect(self.remove_row)
-        self.share_deal_fee_box.valueChanged.connect(self.check_valid)
-
-        # Install event filter on input boxes in order to select all text on focus
-        self.fund_deal_fee_box.installEventFilter(self)
-        self.share_plat_fee_box.installEventFilter(self)
-        self.share_plat_max_fee_box.installEventFilter(self)
-        self.share_deal_fee_box.installEventFilter(self)
-        self.share_deal_reduce_trades_box.installEventFilter(self)
-        self.share_deal_reduce_amount_box.installEventFilter(self)
 
         # Set validators
         # Regex accepts any characters that match [a-Z], [0-9] or _
@@ -52,76 +133,231 @@ class PlatformEdit(QWidget):
             QRegularExpressionValidator(QRegularExpression("\\w*"))
         )
 
+    def create_plat_fee_struct(self) -> list:
+        plat_fee_struct = [[0], [0]]
+        plat_fee_struct[0].append(self.first_tier_box.value())
+        plat_fee_struct[1].append(self.first_tier_fee_box.value())
+
+        for i in range(len(self.widgets_list_list)):
+            band = self.widgets_list_list[i][1].value()
+            fee = self.widgets_list_list[i][3].value()
+            plat_fee_struct[0].append(band)
+            plat_fee_struct[1].append(fee)
+
+        return plat_fee_struct
+
     # Get fee structure variables from user input when "Save" clicked
     def init_variables(self):
-        # If debugging, save time by hardcoding
+        self.plat.fund_plat_fee = self.create_plat_fee_struct()
-        if self.autofill:
+        self.plat.share_plat_fee = float(self.share_plat_fee_box.value()) / 100
-            self.plat_name                  = "AJBell"
+        self.plat.share_deal_fee = float(self.share_deal_fee_box.value())
-            self.fund_deal_fee              = 1.50
+
-            self.share_plat_fee             = 0.0025
+        if self.check_boxes_ticked[0]:
-            self.share_plat_max_fee         = 3.50
+            self.plat.plat_name = self.plat_name_box.text()
-            self.share_deal_fee             = 5.00
-            self.share_deal_reduce_trades   = 10
-            self.share_deal_reduce_amount   = 3.50
         else:
-            self.plat_name                  = self.plat_name_box.text()
+            self.plat.plat_name = None
-            self.fund_deal_fee              = float(self.fund_deal_fee_box.value())
-            self.share_plat_fee             = float(self.share_plat_fee_box.value()) / 100
-            self.share_plat_max_fee         = float(self.share_plat_max_fee_box.value())
-            self.share_deal_fee             = float(self.share_deal_fee_box.value())
-            self.share_deal_reduce_trades   = float(self.share_deal_reduce_trades_box.value())
-            self.share_deal_reduce_amount   = float(self.share_deal_reduce_amount_box.value())
 
-        # Once user input is received show main window
+        if self.check_boxes_ticked[1]:
-        self.main_win.show()
+            self.plat.fund_deal_fee = float(self.fund_deal_fee_box.value())
+        else:
+            self.plat.fund_deal_fee = None
 
-    # When focus is given to an input box, select all text in it (easier to edit)
+        if self.check_boxes_ticked[2]:
-    def eventFilter(self, obj: QObject, event: QEvent):
+            self.plat.share_plat_max_fee = float(self.share_plat_max_fee_box.value())
-        if event.type() == QEvent.Type.FocusIn:
+        else:
-            # Alternative condition for % suffix - currently unused
+            self.plat.share_plat_max_fee = None
-            #if obj.value() == 0 or obj == self.share_plat_fee_box:
-            QTimer.singleShot(0, obj.selectAll)
-        return False
 
-    # Check if all required fields have valid (non-zero) input
+        if self.check_boxes_ticked[3]:
-    # TODO: Find a better way of doing this if possible
+            self.plat.share_deal_reduce_trades = int(self.share_deal_reduce_trades_box.value())
+        else:
+            self.plat.share_deal_reduce_trades = None
+
+        if self.check_boxes_ticked[4]:
+            self.plat.share_deal_reduce_amount = float(self.share_deal_reduce_amount_box.value())
+        else:
+            self.plat.share_deal_reduce_amount = None
+
+        self.accept()
+
+    # This method does multiple things in order to validate the user's inputs:
+    # 1) Check all required fields have a non-zero value
+    # 2) If an optional checkbox is toggled: toggle editing of the corresponding field
+    # 3) Check all optional fields the user has picked have a non-zero value
+    # 4) If the above two conditions are met (1 & 3), make the 'Save' button clickable
+    # 5) Keep a record of which optional fields the user has chosen to fill in
+    # It's called when an optional check box emits a checkStateChanged() signal
+    # It's also called when any field emits a textChanged() or valueChanged() signal
     def check_valid(self):
-        values = [self.fund_deal_fee_box.value(),
-                  self.share_plat_fee_box.value(),
-                  self.share_deal_fee_box.value()
-                ]
         valid = True
+        tiers_valid = True
 
-        for value in values:
+        # Check all required fields have a non-zero value
-            if value == 0:
+        for field in self.required_fields:
+            if field.value() == 0:
                 valid = False
 
-        if valid:
+        for i in range(len(self.optional_check_boxes)):
+            # Find the coordinates of the input box corresponding to the checkbox
+            # It will be on the same row, in the column to the left (-1)
+            check_box_idx = self.gridLayout.indexOf(self.optional_check_boxes[i])
+            check_box_pos = self.gridLayout.getItemPosition(check_box_idx)
+            input_box_pos = list(check_box_pos)[:2]
+            input_box_pos[1] -= 1
+            # Return copy of input field widget from its coordinates
+            input_box_item = self.gridLayout.itemAtPosition(input_box_pos[0], input_box_pos[1]).widget()
+            if self.optional_check_boxes[i].isChecked():
+                input_box_item.setEnabled(True)
+                self.check_boxes_ticked[i] = True
+                input_box_type = input_box_item.staticMetaObject.className()
+                if input_box_type == "QLineEdit":
+                    if input_box_item.text() == "":
+                        valid = False
+                elif input_box_type == "FastEditQDoubleSpinBox" or input_box_type == "FastEditQSpinBox":
+                    if input_box_item.value() == 0:
+                        valid = False
+            else:
+                input_box_item.setEnabled(False)
+                self.check_boxes_ticked[i] = False
+
+        if self.first_tier_fee_box.value() == 0:
+            tiers_valid = False
+
+        if self.fund_fee_rows > 1:
+            if self.widgets_list_list[0][1].value() <= self.first_tier_box.value():
+                tiers_valid = False
+            if self.widgets_list_list[0][3].value() == 0:
+                tiers_valid = False
+
+        for i in range(len(self.widgets_list_list) - 1, 0, -1):
+            if self.widgets_list_list[i][1].value() <= self.widgets_list_list[i-1][1].value():
+                tiers_valid = False
+            if self.widgets_list_list[i][3].value() == 0:
+                tiers_valid = False
+
+        if tiers_valid and self.fund_fee_rows < 6:
+            self.add_row_but.setEnabled(True)
+        else:
+            self.add_row_but.setEnabled(False)
+
+        if valid and tiers_valid:
             self.save_but.setEnabled(True)
         else:
             self.save_but.setEnabled(False)
 
-    # Getter functions (is this necessary? maybe directly reading class vars would be best...)
+    def update_tier_labels(self):
-    def get_plat_name(self):
+        if self.fund_fee_rows > 1:
-        return self.plat_name
+            prev_value = self.first_tier_box.value()
+            self.widgets_list_list[0][0].setText(f"between £{int(prev_value)} and")
 
-    def get_fund_plat_fee(self):
+        for i in range(len(self.widgets_list_list) - 1, 0, -1):
-        return self.fund_plat_fee
+            prev_value = self.widgets_list_list[i-1][1].value()
+            self.widgets_list_list[i][0].setText(f"between £{int(prev_value)} and")
 
-    def get_fund_deal_fee(self):
+        if self.fund_fee_rows > 1:
-        return self.fund_deal_fee
+            max_band = self.widgets_list_list[self.fund_fee_rows - 2][1].value()
+            if self.fund_fee_rows > 2:
+                prev_band = self.widgets_list_list[self.fund_fee_rows - 3][1].value()
+            else:
+                prev_band = self.first_tier_box.value()
+        else:
+            max_band = self.first_tier_box.value()
+            prev_band = self.first_tier_box.value()
 
-    def get_share_plat_fee(self):
+        if max_band > prev_band:
-        return self.share_plat_fee
+            self.val_above_lab.setText(f"on the value above £{max_band:.2f} there is no charge")
+        else:
+            self.val_above_lab.setText(f"on the value above £{prev_band:.2f} there is no charge")
 
-    def get_share_plat_max_fee(self):
+    def add_row(self, loading: bool = False):
-        return self.share_plat_max_fee
+        if loading:
+            rows_needed = self.fund_fee_rows - 1
+        else:
+            rows_needed = 1
 
-    def get_share_deal_fee(self):
+        for x in range(rows_needed):
-        return self.share_deal_fee
+            widgets = []
+            font = QFont()
+            font.setPointSize(11)
 
-    def get_share_deal_reduce_trades(self):
+            widgets.append(QLabel(self.gridLayoutWidget_2))
-        return self.share_deal_reduce_trades
+            widgets[0].setFont(font)
 
-    def get_share_deal_reduce_amount(self):
+            widgets.append(FastEditQDoubleSpinBox(self.gridLayoutWidget_2))
-        return self.share_deal_reduce_amount
+            widgets[1].setPrefix("£")
+            widgets[1].setMaximum(9999999)
+            widgets[1].setButtonSymbols(FastEditQDoubleSpinBox.ButtonSymbols.NoButtons)
+            widgets[1].setFont(font)
+            if loading:
+                widgets[1].setValue(self.plat.fund_plat_fee[0][x+2])
+            widgets[1].valueChanged.connect(self.check_valid)
+            widgets[1].valueChanged.connect(self.update_tier_labels)
+
+            widgets.append(QLabel(self.gridLayoutWidget_2))
+            widgets[2].setText(f"the fee is")
+            widgets[2].setFont(font)
+
+            widgets.append(FastEditQDoubleSpinBox(self.gridLayoutWidget_2))
+            widgets[3].setSuffix("%")
+            widgets[3].setMaximum(100)
+            widgets[3].setButtonSymbols(FastEditQDoubleSpinBox.ButtonSymbols.NoButtons)
+            widgets[3].setFont(font)
+            if loading:
+                widgets[3].setValue(self.plat.fund_plat_fee[1][x+2])
+            widgets[3].valueChanged.connect(self.check_valid)
+
+            if loading:
+                grid_height = int(round(28.5 * self.fund_fee_rows))
+            else:
+                grid_height = int(round(28.5 * (self.fund_fee_rows + 1)))
+            self.gridLayoutWidget_2.setGeometry(QRect(19, 307, 591, grid_height))
+            for i in range(len(widgets)):
+                if loading:
+                    self.gridLayout_2.addWidget(widgets[i], x + 1, i, 1, 1)
+                else:
+                    self.gridLayout_2.addWidget(widgets[i], self.fund_fee_rows, i, 1, 1)
+
+            if not loading:
+                self.fund_fee_rows += 1
+
+            self.widgets_list_list.append(widgets)
+            cur_label_idx = self.gridLayout_2.indexOf(widgets[0])
+            cur_box_idx = self.gridLayout_2.indexOf(widgets[1])
+            cur_label_pos = list(self.gridLayout_2.getItemPosition(cur_label_idx))[:2]
+            cur_box_pos = list(self.gridLayout_2.getItemPosition(cur_box_idx))[:2]
+
+            prev_box_row = cur_box_pos[0] - 1
+            prev_box_item = self.gridLayout_2.itemAtPosition(prev_box_row, cur_box_pos[1]).widget()
+            cur_label_item = self.gridLayout_2.itemAtPosition(cur_label_pos[0], cur_label_pos[1]).widget()
+            cur_label_item.setText(f"between £{int(prev_box_item.value())} and")
+
+        if self.fund_fee_rows > 1:
+            self.del_row_but.setEnabled(True)
+
+        if self.fund_fee_rows > 5:
+            self.add_row_but.setEnabled(False)
+
+        self.check_valid()
+        self.update_tier_labels()
+
+        # TODO: Tab/focus order
+
+    def remove_row(self):
+        for widget in self.widgets_list_list[self.fund_fee_rows - 2]:
+            self.gridLayout_2.removeWidget(widget)
+            widget.hide()
+        self.widgets_list_list.pop()
+        self.fund_fee_rows -= 1
+        self.gridLayoutWidget_2.setGeometry(19, 307, 591, int(round(28.5 * self.fund_fee_rows, 0)))
+
+        if self.fund_fee_rows < 2:
+            self.del_row_but.setEnabled(False)
+
+        if self.fund_fee_rows < 6:
+            self.add_row_but.setEnabled(True)
+
+        self.check_valid()
+        self.update_tier_labels()
+
+    def closeEvent(self, event):
+        event.ignore()
+        self.reject()

src/platform_list.py

@@ -0,0 +1,185 @@
+from PyQt6 import uic
+from PyQt6.QtCore import QRegularExpression
+from PyQt6.QtGui import QIcon, QRegularExpressionValidator, QFont
+from PyQt6.QtWidgets import QWidget, QListWidgetItem, QDialog, QDialogButtonBox, QMessageBox
+
+import resource_finder
+from db_handler import DBHandler
+from data_struct import Platform
+from platform_edit import PlatformEdit
+
+
+class PlatformRename(QDialog):
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        # Import Qt Designer UI XML file
+        uic.loadUi(resource_finder.get_res_path("gui/dialogs/platform_rename.ui"), self)
+        self.setWindowIcon(QIcon(resource_finder.get_res_path("icon2.ico")))
+
+        self.rename_plat_box.setFocus()
+        self.new_name = ""
+
+        # Set validators
+        # Regex accepts any characters that match [a-Z], [0-9] or _
+        self.rename_plat_box.setValidator(
+            QRegularExpressionValidator(QRegularExpression("\\w*"))
+        )
+
+        self.rename_plat_ok_but.clicked.connect(self.store_new_name)
+
+    def store_new_name(self):
+        self.new_name = self.rename_plat_box.text()
+
+    def closeEvent(self, event):
+        event.ignore()
+        self.reject()
+
+
+class RemoveConfirm(QMessageBox):
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        self.setWindowIcon(QIcon(resource_finder.get_res_path("icon2.ico")))
+        self.setWindowTitle("Remove platform?")
+        self.setIcon(QMessageBox.Icon.Warning)
+        font = QFont()
+        font.setPointSize(11)
+        self.setFont(font)
+        self.setText("Are you sure you want to remove this platform?")
+        self.setInformativeText("This action is immediate and permanent")
+
+        self.setStandardButtons(QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.Cancel)
+        self.setDefaultButton(QMessageBox.StandardButton.Cancel)
+        font.setPointSize(10)
+        self.findChild(QDialogButtonBox).setFont(font)
+
+
+class PlatformList(QWidget):
+    def __init__(self, db: DBHandler):
+        super().__init__()
+        # Import Qt Designer UI XML file
+        uic.loadUi(resource_finder.get_res_path("gui/platform_list.ui"), self)
+        self.setWindowIcon(QIcon(resource_finder.get_res_path("icon2.ico")))
+
+        # Initialise class variables
+        self.db = db
+        self.plat_edit_win = None
+        self.plat_list_dialog = None
+        self.del_plat_dialog = RemoveConfirm()
+        self.plat_list = []
+        self.plat_name_list = []
+        self.new_plat_name = ""
+        self.update_plat_list()
+        self.db_indices = [x for x in range(len(self.plat_name_list))]
+
+        # Handle events
+        self.add_plat_but.clicked.connect(self.add_platform)
+        self.del_plat_but.clicked.connect(self.remove_platform)
+        self.edit_plat_but.clicked.connect(self.edit_platform)
+        self.plist_save_but.clicked.connect(self.save_platforms)
+        self.plat_enabled_check.checkStateChanged.connect(self.toggle_platform_state)
+        self.platListWidget.currentRowChanged.connect(self.get_enabled_state)
+
+    def update_plat_list(self):
+        self.plat_name_list = self.db.retrieve_plat_list()
+        self.plat_list = self.db.retrieve_platforms()
+        self.platListWidget.clear()
+
+        for i in range(len(self.plat_name_list)):
+            plat_name = self.plat_name_list[i]
+            item = QListWidgetItem()
+            if plat_name is not None:
+                item.setText(plat_name)
+            else:
+                item.setText(f"Unnamed [ID: {i}]")
+
+            self.platListWidget.addItem(item)
+        self.platListWidget.setCurrentRow(0)
+
+    def add_platform(self):
+        self.plat_list_dialog = PlatformRename()
+        name_dialog_res = self.plat_list_dialog.exec()
+        if name_dialog_res == QDialog.DialogCode.Accepted:
+            name = self.plat_list_dialog.new_name
+            index = self.platListWidget.count()
+            if name != "":
+                self.platListWidget.addItem(name)
+                name_param = name
+            else:
+                self.platListWidget.addItem(f"Unnamed [ID: {index}]")
+                name_param = None
+
+            self.plat_list.append(Platform(
+                index, [[0], [0]], name_param, True, 0, 0, None, 0, None, None)
+            )
+            self.plat_edit_win = PlatformEdit(self.plat_list[index])
+            plat_edit_res = self.plat_edit_win.exec()
+            if plat_edit_res == QDialog.DialogCode.Rejected:
+                self.plat_list.pop()
+                self.platListWidget.takeItem(self.platListWidget.count() - 1)
+                self.platListWidget.setCurrentRow(index - 1)
+            else:
+                index = len(self.plat_list) - 1
+                if self.plat_list[index].plat_name is not None:
+                    item = self.platListWidget.takeItem(index)
+                    item.setText(self.plat_list[index].plat_name)
+                    self.platListWidget.insertItem(index, item)
+                self.platListWidget.setCurrentRow(index)
+
+
+    def get_enabled_state(self):
+        index = self.platListWidget.currentRow()
+        if len(self.plat_list) > 0:
+            is_enabled = self.plat_list[index].enabled
+            if is_enabled:
+                self.plat_enabled_check.setChecked(True)
+            else:
+                self.plat_enabled_check.setChecked(False)
+        else:
+            self.plat_enabled_check.setChecked(False)
+
+        if index in self.db_indices:
+            self.del_plat_but.setEnabled(True)
+        else:
+            self.del_plat_but.setEnabled(False)
+
+        valid_selection = False
+        for plat in self.plat_list:
+            if plat.plat_id == index:
+                valid_selection = True
+        if valid_selection:
+            self.edit_plat_but.setEnabled(True)
+            self.plat_enabled_check.setEnabled(True)
+        else:
+            self.edit_plat_but.setEnabled(False)
+            self.plat_enabled_check.setEnabled(False)
+
+    def edit_platform(self):
+        index = self.platListWidget.currentRow()
+        self.plat_edit_win = PlatformEdit(self.plat_list[index])
+        plat_edit_res = self.plat_edit_win.exec()
+        if plat_edit_res == QDialog.DialogCode.Accepted:
+            item = self.platListWidget.takeItem(index)
+            item.setText(self.plat_list[index].plat_name)
+            self.platListWidget.insertItem(index, item)
+            self.platListWidget.setCurrentRow(index)
+
+    def save_platforms(self):
+        self.db.write_platforms(self.plat_list)
+        self.update_plat_list()
+        self.db_indices = [x for x in range(len(self.plat_name_list))]
+
+    def toggle_platform_state(self):
+        index = self.platListWidget.currentRow()
+        state = self.plat_enabled_check.isChecked()
+        if len(self.plat_list) > 0 and index >= 0:
+            self.plat_list[index].enabled = state
+
+    def remove_platform(self):
+        index = self.platListWidget.currentRow()
+        del_dialog_res = self.del_plat_dialog.exec()
+        if del_dialog_res == QMessageBox.StandardButton.Yes:
+            self.db.remove_platform(index)
+            self.update_plat_list()
+
+    def showEvent(self, event):
+        self.get_enabled_state()

src/resource_finder.py

@@ -0,0 +1,25 @@
+import os.path
+import sys
+
+
+# Returns the correct path for Nuitka onefile mode, standalone mode or normal Python
+# Credit: https://nuitka.net/user-documentation/common-issue-solutions.html#onefile-finding-files
+def get_res_path(relative_path):
+    path_a = ""
+
+    try:
+        path_a = os.path.join(sys.__compiled__.containing_dir, relative_path)
+    except AttributeError:
+        pass
+
+    path_b = os.path.join(os.path.dirname(__file__), relative_path)
+    path_c = os.path.join(os.path.dirname(sys.argv[0]), relative_path)
+
+    if os.path.isfile(path_a):
+        return path_a
+    elif os.path.isfile(path_b):
+        return path_b
+    elif os.path.isfile(path_c):
+        return path_c
+    else:
+        return os.path.join(os.path.abspath("."), relative_path)

src/widgets/fastedit_spinbox.py

@@ -0,0 +1,14 @@
+from PyQt6.QtCore import QTimer
+from PyQt6.QtWidgets import QSpinBox, QDoubleSpinBox
+
+
+class FastEditQDoubleSpinBox(QDoubleSpinBox):
+    def focusInEvent(self, e):
+        QTimer.singleShot(0, self.selectAll)
+        super(FastEditQDoubleSpinBox, self).focusInEvent(e)
+
+
+class FastEditQSpinBox(QSpinBox):
+    def focusInEvent(self, e):
+        QTimer.singleShot(0, self.selectAll)
+        super(FastEditQSpinBox, self).focusInEvent(e)

src/widgets/mpl_widget.py

@@ -0,0 +1,13 @@
+from matplotlib.backends.backend_qtagg import FigureCanvasQTAgg
+from matplotlib.figure import Figure
+from PyQt6.QtWidgets import QWidget, QVBoxLayout
+
+
+class MplWidget(QWidget):
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        self.canvas = FigureCanvasQTAgg(Figure(figsize=(15, 8), dpi=100))
+        vertical_layout = QVBoxLayout()
+        vertical_layout.addWidget(self.canvas)
+        self.canvas.axes = self.canvas.figure.add_subplot(1, 1, 1)
+        self.setLayout(vertical_layout)