add enable/disable platform functionality

src/db_handler.py

@@ -243,8 +243,7 @@ class DBHandler:
         return user_details_dict
 
     def toggle_platform_state(self, index: int, state: bool):
-        state_data = [state, index]
-        self.cur.execute("UPDATE tblPlatforms SET IsEnabled = ? WHERE PlatformID = ?", state_data)
+        self.cur.execute("UPDATE tblPlatforms SET IsEnabled = ? WHERE PlatformID = ?", [state, index])
         self.conn.commit()
 
     def remove_platform(self, index: int):

src/main_window.py

@@ -77,7 +77,7 @@ class SIPPCompare(QMainWindow):
         else:
             self.calc_but.setEnabled(False)
 
-    # Calculate fees
+    # Calculate fees for all active platforms
     def calculate_fees(self):
         # Set to empty list each time to avoid persistence
         self.results = []
@@ -90,6 +90,9 @@ class SIPPCompare(QMainWindow):
         shares_value = (1 - (slider_val / 100)) * value_num
 
         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

src/platform_list.py

@@ -137,7 +137,7 @@ class PlatformList(QWidget):
     def toggle_platform_state(self):
         index = self.platListWidget.currentRow()
         state = self.plat_enabled_check.isChecked()
-        self.db.toggle_platform_state(index, state)
+        self.plat_list[index].enabled = state
 
     def remove_platform(self):
         index = self.platListWidget.currentRow()