Retro Arcade Game Emulator Launcher

import tkinter as tk

from tkinter import messagebox, filedialog

import os

import subprocess

import sqlite3

# ===== Emulator Configuration =====

EMULATOR_PATH = "emulator.exe"  # Update with actual emulator exe

ROMS_FOLDER = "roms"

# ===== Database Setup =====

def init_db():

    conn = sqlite3.connect("user_data.db")

    cur = conn.cursor()

    cur.execute('''

        CREATE TABLE IF NOT EXISTS favorites (

            id INTEGER PRIMARY KEY,

            rom TEXT UNIQUE

        )

    ''')

    conn.commit()

    conn.close()

def add_favorite(rom):

    conn = sqlite3.connect("user_data.db")

    cur = conn.cursor()

    try:

        cur.execute("INSERT INTO favorites (rom) VALUES (?)", (rom,))

        conn.commit()

    except sqlite3.IntegrityError:

        pass

    conn.close()

def remove_favorite(rom):

    conn = sqlite3.connect("user_data.db")

    cur = conn.cursor()

    cur.execute("DELETE FROM favorites WHERE rom=?", (rom,))

    conn.commit()

    conn.close()

def get_favorites():

    conn = sqlite3.connect("user_data.db")

    cur = conn.cursor()

    cur.execute("SELECT rom FROM favorites")

    favs = [row[0] for row in cur.fetchall()]

    conn.close()

    return favs

# ===== Launcher GUI =====

class GameLauncher:

    def __init__(self, root):

        self.root = root

        self.root.title("🎮 Retro Arcade Launcher")

        self.root.geometry("500x500")

        self.favorites = get_favorites()

        self.label = tk.Label(root, text="Available Games", font=("Arial", 14, "bold"))

        self.label.pack(pady=10)

        self.listbox = tk.Listbox(root, width=50, height=20)

        self.populate_list()

        self.listbox.pack()

        btn_frame = tk.Frame(root)

        btn_frame.pack(pady=10)

        tk.Button(btn_frame, text="▶️ Play", command=self.launch_game).grid(row=0, column=0, padx=5)

        tk.Button(btn_frame, text="⭐ Add Fav", command=self.add_to_favorites).grid(row=0, column=1, padx=5)

        tk.Button(btn_frame, text="❌ Remove Fav", command=self.remove_from_favorites).grid(row=0, column=2, padx=5)

        tk.Button(btn_frame, text="🔁 Refresh", command=self.refresh).grid(row=0, column=3, padx=5)

    def populate_list(self):

        self.listbox.delete(0, tk.END)

        if not os.path.exists(ROMS_FOLDER):

            os.makedirs(ROMS_FOLDER)

        files = [f for f in os.listdir(ROMS_FOLDER) if f.endswith((".nes", ".gba"))]

        for f in files:

            label = f + (" ⭐" if f in self.favorites else "")

            self.listbox.insert(tk.END, label)

    def get_selected_rom(self):

        try:

            selected = self.listbox.get(tk.ACTIVE)

            return selected.replace(" ⭐", "")

        except:

            return None

    def launch_game(self):

        rom = self.get_selected_rom()

        if not rom:

            messagebox.showwarning("No Selection", "Please select a game.")

            return

        rom_path = os.path.join(ROMS_FOLDER, rom)

        if not os.path.exists(EMULATOR_PATH):

            messagebox.showerror("Emulator Not Found", "Update the emulator path in the code.")

            return

        subprocess.Popen([EMULATOR_PATH, rom_path])

        print(f"Launching {rom}...")

    def add_to_favorites(self):

        rom = self.get_selected_rom()

        if rom:

            add_favorite(rom)

            self.refresh()

    def remove_from_favorites(self):

        rom = self.get_selected_rom()

        if rom:

            remove_favorite(rom)

            self.refresh()

    def refresh(self):

        self.favorites = get_favorites()

        self.populate_list()

# === Main ===

if __name__ == "__main__":

    init_db()

    root = tk.Tk()

    app = GameLauncher(root)

    root.mainloop()