Add files via upload

db.py

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+import sqlite3
+
+
+
+
+class Database:
+    def __init__(self, db):
+        self.conn = sqlite3.connect(db)
+        self.cur = self.conn.cursor()
+        self.cur.execute("CREATE TABLE IF NOT EXISTS parts (id INTEGER PRIMARY KEY, part text, customer text, retailer text, price text)")
+        self.conn.commit()
+        
+    def fetch(self):
+        self.cur.execute("SELECT * FROM parts")
+        rows = self.cur.fetchall()
+        return rows
+    
+    def insert(self, part, customer, retailer, price):
+        self.cur.execute("INSERT INTO parts VALUES (NULL, ?, ?, ?, ?)", (part, customer, retailer, price))
+        self.conn.commit()
+        
+    def remove(self, id):
+        self.cur.execute("DELETE FROM parts WHERE id=?", (id,))
+        self.conn.commit()
+        
+    def update(self, id, part, customer, retailer, price):
+        self.cur.execute("UPDATE parts SET part = ?, customer = ?, retailer = ?, price = ? WHERE id = ?", (part, customer, retailer, price, id))
+        self.conn.commit()
+        
+    def __del__(self):
+        self.conn.close()
+        
+
+# db = Database('store.db')
+# db.insert("4GB DDR4 Ram","John Doe","Microcenter","160")
+# db.insert("ASUS MOBO","Mike Henry","Microcenter","360")
+# db.insert("500W PSU","Karen Johnson","NewEgg","80")
+# db.insert("2GB DDR4 Ram","Karen Johnson","NewEgg","78")
+# db.insert("24 Inch Samsung Monitor","Sam Smith","Best Buy","180")
+# db.insert("NVIDIA RTX 2080","Albert Kingston","NewEgg","679")
+# db.insert("600W Corsair PSU","Karen Johnson","NewEgg","130")

main.py

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+from email import message
+from select import select
+from tkinter import *
+from tkinter import messagebox
+from db import Database
+
+
+
+
+
+db = Database('store.db')
+
+def populate_list():
+    part_list.delete(0, END)
+    for row in db.fetch():
+        part_list.insert(END, row)
+
+def add_part():
+    if part_txt.get() == '' or customer_txt.get() == '' or retailer_txt.get() == '' or price_txt.get() == '':
+        messagebox.showerror('required Fields', 'Please include all fields')
+        return
+    
+    db.insert(part_txt.get(), 
+              customer_txt.get(), 
+              retailer_txt.get(), 
+              price_txt.get())
+    part_list.delete(0, END)
+    part_list.insert(END, 
+              part_txt.get(), 
+              customer_txt.get(), 
+              retailer_txt.get(), 
+              price_txt.get())
+    populate_list() 
+    
+def select_item(event):
+    try:
+        
+        global selected_item
+        index = part_list.curselection()[0]
+        selected_item = part_list.get(index)
+        
+        part_entry.delete(0, END)
+        part_entry.insert(END, selected_item[1])
+        customer_entry.delete(0, END)
+        customer_entry.insert(END, selected_item[2])
+        retailer_entry.delete(0, END)
+        retailer_entry.insert(END, selected_item[3])
+        price_entry.delete(0, END)
+        price_entry.insert(END, selected_item[4])
+        
+    except IndexError:
+        pass
+    
+
+def remove_part():
+    db.remove(selected_item[0])
+    clear_txt()
+    populate_list()
+    
+def update_part():
+    db.update(selected_item[0], 
+              part_txt.get(), 
+              customer_txt.get(), 
+              retailer_txt.get(), 
+              price_txt.get())
+    populate_list()
+    
+def clear_txt():
+    part_entry.delete(0, END)
+    customer_entry.delete(0, END)
+    retailer_entry.delete(0, END)
+    price_entry.delete(0, END)
+
+#  create window object
+app = Tk()
+
+# Part
+part_txt = StringVar()
+part_lbl = Label(app, text='Part Name', font=('bold', 14), pady=20).grid(row=0, column=0, sticky=W)
+part_entry = Entry(app, textvariable=part_txt)
+part_entry.grid(row=0, column=1)
+
+# Customer
+customer_txt = StringVar()
+customer_lbl = Label(app, text='Customer', font=('bold', 14)).grid(row=0, column=2, sticky=W)
+customer_entry = Entry(app, textvariable=customer_txt)
+customer_entry.grid(row=0, column=3)
+
+# Retailer
+retailer_txt = StringVar()
+retailer_lbl = Label(app, text='Retailer', font=('bold', 14)).grid(row=1, column=0, sticky=W)
+retailer_entry = Entry(app, textvariable=retailer_txt)
+retailer_entry.grid(row=1, column=1)
+
+# Price
+price_txt = StringVar()
+price_lbl = Label(app, text='Price', font=('bold', 14)).grid(row=1, column=2, sticky=W)
+price_entry = Entry(app, textvariable=price_txt)
+price_entry.grid(row=1, column=3)
+
+# Part List
+part_list = Listbox(app, height=8, width=50, border=0)
+part_list.grid(row=3, column=0, columnspan=3, rowspan=6, pady=20, padx=20)
+
+# Create scrollbar
+scrollbar = Scrollbar(app)
+scrollbar.grid(row=3, column=3)
+
+# Set scroll to listbox
+part_list.configure(yscrollcommand=scrollbar.set)
+scrollbar.configure(command=part_list.yview)
+
+# Bind Select
+part_list.bind('<<ListboxSelect>>', select_item)
+
+# Buttons
+add_btn = Button(app, text='Add Part', width=12, command=add_part)
+add_btn.grid(row=2, column=0, pady=20)
+
+remove_btn = Button(app, text='Remove Part', width=12, command=remove_part)
+remove_btn.grid(row=2, column=1)
+
+update_btn = Button(app, text='Update Part', width=12, command=update_part)
+update_btn.grid(row=2, column=2)
+
+clear_btn = Button(app, text='Clear Input', width=12, command=clear_txt)
+clear_btn.grid(row=2, column=3)
+
+
+
+
+app.title("Part Manager")
+app.geometry('700x350')
+
+# Populate List
+populate_list()
+
+
+#  start
+app.mainloop()