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gui.py
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gui.py
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"""
LedgerAssistant - a GUI front end for entering Ledger-compatible transactions.
Copyright (C) 2023 Robert T. Fowler IV
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>
"""
from tkinter import *
from tkinter import ttk
from tkinter import filedialog
from tkinter import messagebox
from autocombo import AutocompleteCombobox
from pathlib import Path
from models import *
import decimal
from config import *
from controller import *
decimal.getcontext().rounding = decimal.ROUND_HALF_UP
CurrentJournal = Journal(varJournalFile)
CurrentJournal.get_hledger_trans(varJournalFile)
if varAccountsSource == 'file':
pass
else:
accounts = CurrentJournal.GetJournalAccounts()
class LedgerAssistant:
def __init__(self,root):
root.title("LedgerAssistant")
mnuMain = MainMenu(root)
root.config(menu=mnuMain)
EnterTransaction = TransactionEntry(root)
class MainMenu(Menu):
def __init__(self,root):
Menu.__init__ (self,root)
def SelectJournal():
JournalFile = filedialog.askopenfilename(title = "Select a Journal File")
config['transactions']['journal'] = JournalFile
with open('config.ini','w') as f:
config.write(f)
# TODO Generic message box function "Sorry, this option has not yet been implemented."
mnuFile = Menu(self,tearoff=0)
self.add_cascade(label="File",menu=mnuFile)
mnuFile.add_command(label="Select Journal",command=SelectJournal)
mnuFile.add_command(label="Quit",command=root.quit)
mnuEdit = Menu(self,tearoff=0)
self.add_cascade(label="Edit",menu=mnuEdit)
mnuEdit.add_command(label="Preferences")
# TODO Preferences window - include select journal
# TODO Status bar at bottom to show current journal file path
mnuHelp = Menu(self,tearoff=0)
self.add_cascade(label="Help",menu=mnuHelp)
mnuHelp.add_command(label="About")
# TODO Help --> About
# TODO Help --> Documentation
class TransactionEntry(Frame):
def __init__(self,parent):
Frame.__init__ (self,parent)
def post():
# Don't allow posting unless balance is zero.
CurrentTransaction = Transaction(varDate.get(),varDescription.get())
lines = tblSplits.get_children()
for line in lines:
CurrentTransaction.add_split(tblSplits.item(line)['values'][2],
tblSplits.item(line)['values'][0],
tblSplits.item(line)['values'][1])
CurrentJournal.transactions.append(CurrentTransaction)
CurrentJournal.export_hledger(varJournalFile)
ClearTransactionEntry()
ClearSplitEntry()
ClearSplits()
messagebox.showinfo("Ledger Assistant","Transaction has been posted.")
def AddSplit():
UpdateSplitTotal()
tblSplits.insert(parent='',index='end',iid=None,text='',
values=(cboAccount.get(),varTotalAmount.get(),varMemo.get()))
ClearSplitEntry()
UpdateDistAmt()
def UpdateDistAmt():
items = tblSplits.get_children()
splits_total = decimal.Decimal('0.00')
for item in items:
splits_total += decimal.Decimal(tblSplits.item(item)['values'][1])
varDistAmount.set(decimal.Decimal(splits_total))
def CalculateTax():
if varApplyTax.get() == 1:
tax_amt = decimal.Decimal(varSplitAmount.get()) * varTaxPct
# Round to nearest cent
tax_amt = decimal.Decimal(tax_amt).quantize(decimal.Decimal('.01'),
rounding=decimal.ROUND_HALF_UP)
varTaxAmount.set(str(tax_amt))
else:
varTaxAmount.set("0.00")
varTotalAmount.set(varSplitAmount.get())
UpdateSplitTotal()
UpdateDistAmt()
def UpdateSplitTotal():
varTotalAmount.set(decimal.Decimal(varSplitAmount.get())+decimal.Decimal(varTaxAmount.get()))
def ClearTransactionEntry():
varDescription.set("")
varDistAmount.set("0.00")
def ClearSplitEntry():
varSplitAmount.set("0.00")
varTaxAmount.set("0.00")
varTotalAmount.set("0.00")
varMemo.set("")
UpdateDistAmt()
def ClearSplits():
for record in tblSplits.get_children():
tblSplits.delete(record)
def DeleteSplit():
x = tblSplits.selection()[0]
tblSplits.delete(x)
UpdateDistAmt()
def OnDateFocusOut(e):
varDate.set(ValidateDate(varDate.get()))
def OnAmtFocusOut(e):
strSplitAmount = varSplitAmount.get()
varSplitAmount.set(ValidateAmount(strSplitAmount))
## Create Transaction Widgets
fraTransaction = Frame(self,bd=2,relief="raised")
varDate = StringVar()
lblDate = Label(fraTransaction,text="Date",font=("Helvetica",12),width=10,anchor=E)
txtDate = Entry(fraTransaction,textvariable=varDate, font=("Helvetica",12))
txtDate.bind("<FocusOut>",OnDateFocusOut)
varDescription = StringVar()
lblDescription = Label(fraTransaction,text="Description",font=("Helvetica",12),anchor=E)
txtDescription = Entry(fraTransaction,textvariable=varDescription, font=("Helvetica",12))
varDistAmount = StringVar()
lblDistAmt = Label(fraTransaction,text="Amt. to Distribute",font=("Helvetica",12),anchor=E)
txtDistAmt = Entry(fraTransaction, state=DISABLED,textvariable=varDistAmount,font=("Helvetica",12))
btnPost = Button(fraTransaction,text="Post",width=10,command=post)
## Grid Transaction Widgets
lblDate.grid(row=0,column=0,sticky=(W,E),padx=5,pady=5)
txtDate.grid(row=0,column=1,sticky=(W,E), columnspan=2,padx=5,pady=5)
lblDescription.grid(row=1,column=0,sticky=(W,E),padx=5,pady=5)
txtDescription.grid(row=1,column=1,sticky=(W,E),columnspan=2, padx=5,pady=5)
lblDistAmt.grid(row=2,column=0,sticky=(W,E),padx=5,pady=5)
txtDistAmt.grid(row=2,column=1,sticky=(W,E),padx=5,pady=5)
btnPost.grid(row=2,column=2,sticky=(W,E),padx=5,pady=5)
# Split Entry Frame
## Create Split Entry Widgets
fraEnterSplits = Frame(self,bd=2,relief="raised")
### lblAccount : anchor seems to make no difference
varAccount = StringVar()
lblAccount = Label(fraEnterSplits,text="Account",font=("Helvetica",12),anchor=E)
# TODO Account combo box limit to list
cboAccount = AutocompleteCombobox(fraEnterSplits)
cboAccount.set_completion_list(accounts)
varSplitAmount = StringVar()
lblSplitAmount = Label(fraEnterSplits,text="Amount",font=("Helvetica",12),anchor=E)
txtSplitAmount = Entry(fraEnterSplits,textvariable=varSplitAmount,font=("Helvetica",12))
varSplitAmount.set("0.0")
txtSplitAmount.bind("<FocusOut>",OnAmtFocusOut)
varTaxAmount = StringVar()
lblTaxAmount = Label(fraEnterSplits,text="Tax Amt.",font=("Helvetica",12),anchor=E)
txtTaxAmount = Entry(fraEnterSplits,state=DISABLED, textvariable=varTaxAmount,font=("Helvetica",12),)
varTaxAmount.set("0.0")
# TODO Fix inconsisent behavior of apply tax
varApplyTax = IntVar()
chkApplyTax = Checkbutton(fraEnterSplits,text="Tax %",variable=varApplyTax,onvalue=1,offvalue=0,command=CalculateTax)
chkApplyTax.deselect()
lblTaxPct = Label(fraEnterSplits,text="7.0",font=("Helvetica",10))
varTotalAmount = StringVar()
lblTotalAmount = Label(fraEnterSplits,text="Total Amt.",font=("Helvetica",12),anchor=E)
txtTotalAmount = Entry(fraEnterSplits,state=DISABLED, textvariable=varTotalAmount,font=("Helvetica",12))
varTotalAmount.set("0.0")
varMemo = StringVar()
lblMemo = Label(fraEnterSplits,text="Memo",font=("Helvetica",12),anchor=E)
txtMemo = Entry(fraEnterSplits,textvariable=varMemo,font=("Helvetica",12))
varMemo.set("")
## Grid Split Entry Widgets
lblAccount.grid(row=0,column=0,padx=5,pady=5,sticky=(E,W))
cboAccount.grid(row=0,column=1,columnspan=3,padx=5,pady=5,sticky=(E,W))
lblSplitAmount.grid(row=1,column=0,padx=5,pady=5,sticky=(E,W))
txtSplitAmount.grid(row=1,column=1,padx=5,pady=5,sticky=(E,W))
lblTaxAmount.grid(row=2,column=0,padx=5,pady=5,sticky=(E,W))
txtTaxAmount.grid(row=2,column=1,padx=5,pady=5,sticky=(E,W))
chkApplyTax.grid(row=2,column=2,padx=5,pady=5,sticky=(E,W))
lblTaxPct.grid(row=2,column=3,padx=5,pady=5,sticky=(E,W))
lblTotalAmount.grid(row=3,column=0,padx=5,pady=5,sticky=(E,W))
txtTotalAmount.grid(row=3,column=1,padx=5,pady=5,sticky=(E,W))
lblMemo.grid(row=4,column=0,padx=(80,5),pady=5,sticky=(E,W))
txtMemo.grid(row=4,column= 1,columnspan=3,padx=5,pady=5,sticky=(E,W))
## Split Entry Button Row
fraButtonRow = Frame(fraEnterSplits)
# btnAdd = Button(fraButtonRow,text="Add",width=10,command=add_split)
btnAdd = Button(fraButtonRow,text="Add",width=10,command=AddSplit)
btnUpdate = Button(fraButtonRow,text="Update",width=10)
btnDelete = Button(fraButtonRow,text="Delete",width=10,command=DeleteSplit)
## Grid Split Entry Buttons
btnAdd.grid(row=0,column=0,padx=5,pady=5)
btnUpdate.grid(row=0,column=1,padx=5,pady=5)
btnDelete.grid(row=0,column=2,padx=5,pady=5)
fraButtonRow.grid(row=5,column=0,columnspan=4)
# Split Details Frame
fraSplitDetails = Frame(self,bd=2,relief="raised")
# Split Details Scrollbar
scrSplitsScroll = Scrollbar(fraSplitDetails)
scrSplitsScroll.pack(side=RIGHT,fill=Y)
# Split Details Treeview Table
tblSplits = ttk.Treeview(fraSplitDetails,yscrollcommand=scrSplitsScroll.set,selectmode="extended")
tblSplits.pack()
# Configure the scrollbar
scrSplitsScroll.config(command=tblSplits.yview())
# Define Columns
tblSplits["columns"] = ("account","amount","memo")
# Format Columns
tblSplits.column("#0",width=0,stretch=NO)
tblSplits.column("account",anchor=W,width=150)
tblSplits.column("amount",anchor=E,width=75)
tblSplits.column("memo",anchor=W,width=200)
# Create Headings
tblSplits.heading("#0",text="",anchor=W)
tblSplits.heading("account",text="Account",anchor=CENTER)
tblSplits.heading("amount",text="Amount",anchor=CENTER)
tblSplits.heading("memo",text="Memo",anchor=CENTER)
# Grid this
self.grid(row=0,column=0,padx=5,pady=5)
fraTransaction.grid(row=0,column=0,padx=5,pady=5,sticky=(E,W))
fraEnterSplits.grid(row=1,column=0,padx=5,pady=5,sticky=(E,W))
fraSplitDetails.grid(row=2,column=0,padx=5,pady=5)
# ClearSplitEntry()
# varDate.set(TestTransaction.date)
# varDescription.set(TestTransaction.description)
# for split in TestTransaction.splits:
# tblSplits.insert(parent='',index='end',iid=None,text='',values=(split.account,split.amount,split.memo))
ClearSplitEntry()
UpdateDistAmt()