SIPPCompare/src/main_window.py

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from PyQt6.QtWidgets import QMainWindow
from PyQt6 import uic
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import platform_edit
import output_window
class SIPPCompare(QMainWindow):
def __init__(self):
super().__init__()
uic.loadUi("gui/main_gui.ui", self)
# Define class variables
self.fund_plat_fee = 0.0
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
self.fund_plat_fees = 0.0
self.fund_deal_fees = 0.0
self.share_plat_fees = 0.0
self.share_deal_fees = 0.0
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self.platform_win = None
self.output_win = output_window.OutputWindow()
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# Handle events
self.calc_but.clicked.connect(self.calculate_fees)
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self.actionEdit_Platforms.triggered.connect(self.show_platform_edit)
self.mix_slider.valueChanged.connect(self.update_slider_lab)
# Display slider position as mix between two nums (funds/shares)
def update_slider_lab(self):
slider_val = self.mix_slider.value()
mix_lab_str = f"Investment mix (funds {slider_val}% / shares {100 - slider_val}%)"
self.mix_lab.setText(mix_lab_str)
def init_variables(self):
self.fund_plat_fee = self.platform_win.get_fund_plat_fee()
self.fund_deal_fee = self.platform_win.get_fund_deal_fee()
self.share_plat_fee = self.platform_win.get_share_plat_fee()
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()
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# Calculate fees
def calculate_fees(self):
self.init_variables()
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value_num = float(self.value_input.text()[1:])
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
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remaining = funds_value
for i in range(1, len(self.tiered_fees[0])):
band = self.tiered_fees[0][i]
prev_band = self.tiered_fees[0][i - 1]
fee = self.tiered_fees[1][i]
gap = (band - prev_band)
if remaining > gap:
self.fund_plat_fees += gap * (fee / 100)
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remaining -= gap
else:
self.fund_plat_fees += remaining * (fee / 100)
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break
shares_value = (1 - (slider_val / 100)) * value_num
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if (self.share_plat_fee * shares_value / 12) > self.share_plat_max_fee:
self.share_plat_fees = self.share_plat_max_fee * 12
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else:
self.share_plat_fees = self.share_plat_fee * shares_value
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share_trades_num = int(self.share_trades_combo.currentText())
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if (share_trades_num / 12) >= self.share_deal_reduce_trades:
self.share_deal_fees = self.share_deal_reduce_amount * share_trades_num
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else:
self.share_deal_fees = self.share_deal_fee * share_trades_num
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self.show_output_win()
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# Show the output window - this func is called from calculate_fee()
def show_output_win(self):
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# Refresh the results when new fees are calculated
self.output_win.display_output(self.fund_plat_fees, self.fund_deal_fees,
self.share_plat_fees, self.share_deal_fees)
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self.output_win.show()
# Show the platform editor window (currently useless)
def show_platform_edit(self):
# Check window isn't already open
if self.platform_win is None:
self.platform_win = platform_edit.PlatformEdit()
self.platform_win.show()