import sqlite3
from tkinter import *
from tkinter import ttk, messagebox
class LoanManager:
def __init__(self, root):
self.root = root
self.root.title("Loan Managing app")
self.root.geometry("1350x720+0+0")
title = Label(self.root, text="Loan Managing App", font=(
"Comic Sans MS", 20, ), bd=8, bg='black', fg='white')
title.pack(side=TOP, fill=X)
self.LoanId = StringVar()
self.name = StringVar()
self.mob = StringVar()
self.aadhar = StringVar()
self.add = StringVar()
self.pin = StringVar()
self.amount = StringVar()
self.year = StringVar()
self.rate = StringVar()
self.mpay = StringVar()
self.tpay = StringVar()
Detail_F = Frame(self.root, bd=4, relief=RIDGE, bg='light blue')
Detail_F.place(x=10, y=90, width=520, height=620)
lbl_id = Label(Detail_F, text="Loan Id", font=("Comic Sans MS", 12, ))
lbl_id.grid(row=0, column=0, pady=10, padx=20, sticky="w")
txt_id = Entry(Detail_F, font=("Comic Sans MS", 10, ),
bd=3, textvariable=self.LoanId)
txt_id.grid(row=0, column=1, pady=10, sticky="w")
lbl_name = Label(Detail_F, text="Full Name",
font=("Comic Sans MS", 12, ))
lbl_name.grid(row=1, column=0, pady=10, padx=20, sticky="w")
txt_name = Entry(Detail_F, font=("Comic Sans MS", 10, ),
bd=3, textvariable=self.name)
txt_name.grid(row=1, column=1, pady=10, sticky="w")
lbl_mob = Label(Detail_F, text="Mobile No.",
font=("Comic Sans MS", 12, ))
lbl_mob.grid(row=2, column=0, pady=10, padx=20, sticky="w")
txt_mob = Entry(Detail_F, font=("Comic Sans MS", 10, ),
bd=3, textvariable=self.mob)
txt_mob.grid(row=2, column=1, pady=10, sticky="w")
lbl_aa = Label(Detail_F, text="Aadhar No.",
font=("Comic Sans MS", 12, ))
lbl_aa.grid(row=3, column=0, pady=10, padx=20, sticky="w")
txt_aa = Entry(Detail_F, font=("Comic Sans MS", 10, ),
bd=3, textvariable=self.aadhar)
txt_aa.grid(row=3, column=1, pady=10, sticky="w")
lbl_add = Label(Detail_F, text="Address", font=("Comic Sans MS", 12, ))
lbl_add.grid(row=4, column=0, pady=10, padx=20, sticky="w")
txt_add = Entry(Detail_F, font=("Comic Sans MS", 10, ),
bd=3, textvariable=self.add)
txt_add.grid(row=4, column=1, pady=10, sticky="w")
lbl_pin = Label(Detail_F, text="PinCode", font=("Comic Sans MS", 12, ))
lbl_pin.grid(row=5, column=0, pady=10, padx=20, sticky="w")
txt_pin = Entry(Detail_F, font=("Comic Sans MS", 10, ),
bd=3, textvariable=self.pin)
txt_pin.grid(row=5, column=1, pady=10, sticky="w")
lbl_amount = Label(Detail_F, text="Amount of Loan",
font=("Comic Sans MS", 12, ))
lbl_amount.grid(row=6, column=0, pady=10, padx=20, sticky="w")
txt_amount = Entry(Detail_F, font=(
"Comic Sans MS", 10, ), bd=3, textvariable=self.amount)
txt_amount.grid(row=6, column=1, pady=10, sticky="w")
lbl_time = Label(Detail_F, text="Number of years",
font=("Comic Sans MS", 12, ))
lbl_time.grid(row=7, column=0, pady=10, padx=20, sticky="w")
txt_time = Entry(Detail_F, font=("Comic Sans MS", 10,
), bd=3, textvariable=self.year)
txt_time.grid(row=7, column=1, pady=10, sticky="w")
lbl_rate = Label(Detail_F, text="Interest Rate",
font=("Comic Sans MS", 12, ))
lbl_rate.grid(row=8, column=0, pady=10, padx=20, sticky="w")
txt_rate = Entry(Detail_F, font=("Comic Sans MS", 10,
), bd=3, textvariable=self.rate)
txt_rate.grid(row=8, column=1, pady=10, sticky="w")
lbl_Mp = Label(Detail_F, text="Monthly Payment",
font=("Comic Sans MS", 12, ))
lbl_Mp.grid(row=9, column=0, pady=10, padx=20, sticky="w")
txt_Mp = Label(Detail_F, font=("Comic Sans MS", 10, ),
bd=3, state=DISABLED, textvariable=self.mpay)
txt_Mp.grid(row=9, column=1, pady=10, sticky="w")
lbl_tp = Label(Detail_F, text="Total Payment",
font=("Comic Sans MS", 12, ))
lbl_tp.grid(row=10, column=0, pady=10, padx=20, sticky="w")
txt_tp = Label(Detail_F, font=("Comic Sans MS", 10, ),
bd=3, state=DISABLED, textvariable=self.tpay)
txt_tp.grid(row=10, column=1, pady=10, sticky="w")
recordFrame = Frame(self.root, bd=5, relief=RIDGE)
recordFrame.place(x=535, y=100, width=810, height=530)
yscroll = Scrollbar(recordFrame, orient=VERTICAL)
self.employee_table = ttk.Treeview(recordFrame, columns=(
"empId", "name", "years", "rate", "Mpayment", "Tpayment", "mobile"), yscrollcommand=yscroll.set)
yscroll.pack(side=RIGHT, fill=Y)
yscroll.config(command=self.employee_table.yview)
self.employee_table.heading("empId", text="customer Id")
self.employee_table.heading("name", text="Name")
self.employee_table.heading("years", text="Number of Years")
self.employee_table.heading("rate", text="Interest Rate")
self.employee_table.heading("Mpayment", text="Monthly Payment")
self.employee_table.heading("Tpayment", text="Total Payment")
self.employee_table.heading("mobile", text="Mobile No.")
self.employee_table['show'] = 'headings'
self.employee_table.column("empId", width=100)
self.employee_table.column("name", width=100)
self.employee_table.column("years", width=100)
self.employee_table.column("rate", width=100)
self.employee_table.column("Mpayment", width=110)
self.employee_table.column("Tpayment", width=100)
self.employee_table.column("mobile", width=100)
self.employee_table.pack(fill=BOTH, expand=1)
self.fetch_data()
self.employee_table.bind("<ButtonRelease-1>", self.get_cursor)
btnFrame = Frame(self.root, bd=5, relief=RIDGE)
btnFrame.place(x=700, y=630, width=480, height=60)
btn1 = Button(btnFrame, text='Add record', font='arial 12 bold',
bg='black', fg='white', width=9, command=self.addrecord)
btn1.grid(row=0, column=0, padx=10, pady=10)
btn2 = Button(btnFrame, text='Update', font='arial 12 bold',
bg='black', fg='white', width=9, command=self.update)
btn2.grid(row=0, column=1, padx=8, pady=10)
btn3 = Button(btnFrame, text='Delete', font='arial 12 bold',
bg='black', fg='white', width=9, command=self.delete)
btn3.grid(row=0, column=2, padx=8, pady=10)
btn4 = Button(btnFrame, text='Reset', font='arial 12 bold',
bg='black', fg='white', width=9, command=self.reset)
btn4.grid(row=0, column=3, padx=8, pady=10)
def total(self):
p = int(self.amount.get())
r = int(self.rate.get())
n = int(self.year.get())
t = (p*r*n*10)/100
m = (p+t)/(n*10)
self.mpay.set(str(round(m, 2)))
self.tpay.set(str(t+p))
def addrecord(self):
if self.LoanId.get() == '' or self.name.get() == '' or self.mob.get() == '' or self.aadhar.get() == '' or self.add.get() == '' or self.pin.get() == '':
messagebox.showerror('Error', 'Please enter details ?')
else:
self.total()
con = sqlite3.connect('loanDetails.db')
cur = con.cursor()
cur.execute("Select * from customer")
rows = cur.fetchall()
for row in rows:
if row[0] == self.LoanId.get():
messagebox.showerror(
'Error', 'Duplicates not allowed')
return
cur.execute("insert into customer values(?,?,?,?,?,?,?,?,?,?,?)", (
self.LoanId.get(),
self.name.get(),
self.mob.get(),
self.aadhar.get(),
self.add.get(),
self.pin.get(),
self.amount.get(),
self.year.get(),
self.rate.get(),
self.mpay.get(),
self.tpay.get(),
))
con.commit()
self.fetch_data()
con.close()
def fetch_data(self):
con = sqlite3.connect('loanDetails.db')
cur = con.cursor()
cur.execute("select Loan_Id , Name , Year , Rate , Monthly_Payment , Total_Payment , MobileNumber , AadharNumber , Address , Pincode , Amount from customer")
rows = cur.fetchall()
if len(rows) != 0:
self.employee_table.delete(*self.employee_table.get_children())
for row in rows:
self.employee_table.insert('', END, values=row)
con.commit()
con.close()
def update(self):
if self.LoanId.get() == '':
messagebox.showerror('Error', 'Select a record to update !')
else:
self.total()
con = sqlite3.connect('loanDetails.db')
cur = con.cursor()
cur.execute("update customer set Name = ?, MobileNumber = ?, AadharNumber = ?, Address = ?, Pincode = ?, Amount = ?, Year = ?, Rate = ?, Total_Payment = ?, Monthly_Payment = ? where Loan_Id = ?", (
self.name.get(),
self.mob.get(),
self.aadhar.get(),
self.add.get(),
self.pin.get(),
self.amount.get(),
self.year.get(),
self.rate.get(),
self.tpay.get(),
self.mpay.get(),
self.LoanId.get()
))
messagebox.showinfo(
'Info', f'Record {self.LoanId.get()} Updated Successfully')
con.commit()
con.close()
self.fetch_data()
self.reset()
def delete(self):
if self.LoanId.get() == '':
messagebox.showerror(
'Error', 'Enter customer ID to delete the records')
else:
con = sqlite3.connect('loanDetails.db')
cur = con.cursor()
cur.execute("delete from customer where Loan_Id = ?",
(self.LoanId.get(),))
con.commit()
con.close()
self.fetch_data()
self.reset()
def reset(self):
self.LoanId.set('')
self.name.set('')
self.mob.set('')
self.aadhar.set('')
self.add.set('')
self.pin.set('')
self.amount.set('')
self.year.set('')
self.rate.set('')
self.mpay.set('')
self.tpay.set('')
def get_cursor(self, ev):
cursor_row = self.employee_table.focus()
content = self.employee_table.item(cursor_row)
row = content['values']
self.LoanId.set(row[0])
self.name.set(row[1])
self.year.set(row[2])
self.rate.set(row[3])
self.mpay.set(row[4])
self.tpay.set(row[5])
self.mob.set(row[6])
self.aadhar.set(row[7])
self.add.set(row[8])
self.pin.set(row[9])
self.amount.set(row[10])
class Login():
def __init__(self, root):
self.root = root
self.root.title("Loan Managing app")
self.username = StringVar()
self.password = StringVar()
Label(self.root, text="Username:").grid(
row=0, column=0, padx=10, pady=10)
Entry(self.root, textvariable=self.username).grid(
row=0, column=1, padx=10, pady=10)
Label(self.root, text="Password:").grid(
row=1, column=0, padx=10, pady=10)
Entry(self.root, textvariable=self.password,
show="*").grid(row=1, column=1, padx=10, pady=10)
Button(self.root, text="Login", command=self.login).grid(
row=2, column=1, padx=10, pady=10)
def login(self):
if self.username.get() == "root" and self.password.get() == "root":
root.destroy()
nroot = Tk()
LoanManager(nroot)
else:
messagebox.showerror("Error", "Invalid username or password")
con = sqlite3.connect('loanDetails.db')
cur = con.cursor()
cur.execute('create table if not exists customer(Loan_Id varchar(20) primary key,Name varchar(20),MobileNumber varchar(20),AadharNumber varchar(20),Address varchar(20),Pincode varchar(20),Amount varchar(20),Year varchar(20),Rate varchar(20),Monthly_Payment varchar(20),Total_Payment varchar(20))')
root = Tk()
obj = Login(root)
root.mainloop()
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