app.py

# ============================================
# Advanced Password Manager + Generator GUI
# Author: ChatGPT
# Python 3.10+
#
# Features:
# - Secure password generation
# - GUI management system
# - Save platform / username / password
# - Search accounts
# - Copy password
# - Password strength meter
# - SQLite database
# - Dark modern UI
#
# Install:
# pip install customtkinter pyperclip
#
# Run:
# python password_manager.py
# ============================================

import customtkinter as ctk
from tkinter import messagebox
import sqlite3
import secrets
import string
import pyperclip
import re
from datetime import datetime

# -----------------------------
# APP CONFIG
# -----------------------------

ctk.set_appearance_mode("dark")
ctk.set_default_color_theme("blue")

APP_WIDTH = 950
APP_HEIGHT = 650

# -----------------------------
# DATABASE
# -----------------------------

conn = sqlite3.connect("passwords.db")
cursor = conn.cursor()

cursor.execute("""
CREATE TABLE IF NOT EXISTS passwords (
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    platform TEXT NOT NULL,
    username TEXT NOT NULL,
    password TEXT NOT NULL,
    created_at TEXT
)
""")

conn.commit()

# -----------------------------
# PASSWORD GENERATOR
# -----------------------------

def generate_password(length=24):
    lowercase = string.ascii_lowercase
    uppercase = string.ascii_uppercase
    digits = string.digits
    symbols = "!@#$%^&*()_+-=[]{}?"

    all_chars = lowercase + uppercase + digits + symbols

    password = [
        secrets.choice(lowercase),
        secrets.choice(uppercase),
        secrets.choice(digits),
        secrets.choice(symbols)
    ]

    password += [secrets.choice(all_chars) for _ in range(length - 4)]

    secrets.SystemRandom().shuffle(password)

    return ''.join(password)

# -----------------------------
# PASSWORD STRENGTH
# -----------------------------

def check_strength(password):
    score = 0

    if len(password) >= 12:
        score += 1

    if re.search(r"[A-Z]", password):
        score += 1

    if re.search(r"[a-z]", password):
        score += 1

    if re.search(r"\d", password):
        score += 1

    if re.search(r"[!@#$%^&*()_+\-=\[\]{}?]", password):
        score += 1

    if score <= 2:
        return "Weak"

    elif score <= 4:
        return "Medium"

    else:
        return "Strong"

# -----------------------------
# SAVE PASSWORD
# -----------------------------

def save_password():
    platform = platform_entry.get()
    username = username_entry.get()
    password = password_entry.get()

    if not platform or not username or not password:
        messagebox.showerror("Error", "All fields are required")
        return

    cursor.execute("""
    INSERT INTO passwords(platform, username, password, created_at)
    VALUES (?, ?, ?, ?)
    """, (
        platform,
        username,
        password,
        datetime.now().strftime("%Y-%m-%d %H:%M:%S")
    ))

    conn.commit()

    load_passwords()

    platform_entry.delete(0, "end")
    username_entry.delete(0, "end")
    password_entry.delete(0, "end")

    messagebox.showinfo("Saved", "Password saved successfully")

# -----------------------------
# LOAD PASSWORDS
# -----------------------------

def load_passwords(search=""):
    textbox.configure(state="normal")
    textbox.delete("1.0", "end")

    if search:
        cursor.execute("""
        SELECT platform, username, password, created_at
        FROM passwords
        WHERE platform LIKE ? OR username LIKE ?
        ORDER BY id DESC
        """, (f"%{search}%", f"%{search}%"))
    else:
        cursor.execute("""
        SELECT platform, username, password, created_at
        FROM passwords
        ORDER BY id DESC
        """)

    rows = cursor.fetchall()

    for row in rows:
        platform, username, password, created = row

        textbox.insert(
            "end",
            f"""
Platform : {platform}
Username : {username}
Password : {password}
Created  : {created}

{'-'*50}

"""
        )

    textbox.configure(state="disabled")

# -----------------------------
# GENERATE BUTTON
# -----------------------------

def generate_button():
    password = generate_password(24)

    password_entry.delete(0, "end")
    password_entry.insert(0, password)

    strength = check_strength(password)

    strength_label.configure(
        text=f"Strength: {strength}"
    )

# -----------------------------
# COPY PASSWORD
# -----------------------------

def copy_password():
    password = password_entry.get()

    if password:
        pyperclip.copy(password)
        messagebox.showinfo("Copied", "Password copied")

# -----------------------------
# SEARCH
# -----------------------------

def search_passwords():
    search = search_entry.get()
    load_passwords(search)

# -----------------------------
# GUI
# -----------------------------

app = ctk.CTk()
app.geometry(f"{APP_WIDTH}x{APP_HEIGHT}")
app.title("Advanced Password Manager")

# LEFT FRAME
left_frame = ctk.CTkFrame(app)
left_frame.pack(side="left", fill="y", padx=15, pady=15)

title = ctk.CTkLabel(
    left_frame,
    text="Password Manager",
    font=("Arial", 28, "bold")
)
title.pack(pady=20)

# Platform
platform_entry = ctk.CTkEntry(
    left_frame,
    width=300,
    placeholder_text="Platform"
)
platform_entry.pack(pady=10)

# Username
username_entry = ctk.CTkEntry(
    left_frame,
    width=300,
    placeholder_text="Username / Email"
)
username_entry.pack(pady=10)

# Password
password_entry = ctk.CTkEntry(
    left_frame,
    width=300,
    placeholder_text="Password"
)
password_entry.pack(pady=10)

# Strength Label
strength_label = ctk.CTkLabel(
    left_frame,
    text="Strength: -",
    font=("Arial", 14)
)
strength_label.pack(pady=5)

# Buttons
generate_btn = ctk.CTkButton(
    left_frame,
    text="Generate Password",
    command=generate_button,
    height=40
)
generate_btn.pack(pady=10)

copy_btn = ctk.CTkButton(
    left_frame,
    text="Copy Password",
    command=copy_password,
    height=40
)
copy_btn.pack(pady=10)

save_btn = ctk.CTkButton(
    left_frame,
    text="Save Password",
    command=save_password,
    height=40
)
save_btn.pack(pady=10)

# RIGHT FRAME
right_frame = ctk.CTkFrame(app)
right_frame.pack(side="right", fill="both", expand=True, padx=15, pady=15)

search_entry = ctk.CTkEntry(
    right_frame,
    placeholder_text="Search platform or username"
)
search_entry.pack(fill="x", padx=10, pady=10)

search_btn = ctk.CTkButton(
    right_frame,
    text="Search",
    command=search_passwords
)
search_btn.pack(pady=5)

textbox = ctk.CTkTextbox(
    right_frame,
    font=("Consolas", 14)
)
textbox.pack(fill="both", expand=True, padx=10, pady=10)

# LOAD DATA
load_passwords()

# RUN
app.mainloop()

# CLOSE DB
conn.close()