import tkinter as tk

def zobraz_menu():
    dropdown_frame.place(x=50, y=60)

def skryt_menu():
    dropdown_frame.place_forget()

def zobraz_uvodni_obrazovku():
    top_frame.pack_forget()
    bottom_frame.pack_forget()
    dropdown_frame.place_forget()
    obsah_frame.place_forget()
    uvodni_frame.place(x=0, y=0, relwidth=1, relheight=1)

def spustit_aplikaci():
    uvodni_frame.place_forget()
    top_frame.pack(side="top", fill="x")
    bottom_frame.pack(side="bottom", fill="x")

def zobraz_obsah(text):
    skryt_menu()
    obsah_label.config(text=text)
    obsah_frame.place(relx=0.5, rely=0.5, anchor="center")

def web_akce():
    zobraz_obsah("www.eproxa.eu")

def o_aplikaci_akce():
    zobraz_obsah("eproxa app v1.0.1\nBy: adaMc | eproxa development 2025 – datum vývoje 25. 7. 2025")

def programovaci_jazyk_akce():
    zobraz_obsah("Python 3.13.5")

def podpora_akce():
    zobraz_obsah("support@eproxa.eu / eproxa@seznam.cz")

def skryt_vse():
    skryt_menu()
    obsah_frame.place_forget()

# === Hlavní okno ===
root = tk.Tk()
root.title("eproxa app v1.0.1 by adaMc")
root.geometry("800x400")
root.configure(bg="black")

# === UVÍTACÍ OBRAZOVKA ===
uvodni_frame = tk.Frame(root, bg="blue")
uvodni_frame.place(x=0, y=0, relwidth=1, relheight=1)

uvodni_text = tk.Label(
    uvodni_frame,
    text="Vítejte na eproxa secret",
    fg="white", bg="blue",
    font=("Arial", 18, "bold")
)
pokračovat_btn = tk.Button(
    uvodni_frame,
    text="Pokračovat",
    command=spustit_aplikaci,
    fg="white", bg="gray20",
    activebackground="gray", padx=20, pady=5
)
verze_label = tk.Label(
    uvodni_frame,
    text="eproxa app v1.0.1",
    fg="white", bg="blue",
    font=("Arial", 12)
)

uvodni_text.pack(pady=120)
pokračovat_btn.pack(pady=10)
verze_label.pack(pady=5)

# === HORNÍ PANEL ===
top_frame = tk.Frame(root, bg="black")

menu_items = [
    ("menu", zobraz_menu),
    ("web", web_akce),
    ("odhlásit se", zobraz_uvodni_obrazovku),
]

for text, funkce in menu_items:
    btn = tk.Button(top_frame, text=text, fg="white", bg="black", bd=0, padx=10,
                    activebackground="gray", command=funkce)
    btn.pack(side="left")

# === DROPDOWN MENU ===
dropdown_frame = tk.Frame(
    root,
    bg="black",
    bd=0,
    highlightbackground="white",
    highlightthickness=2
)

dropdown_label = tk.Label(dropdown_frame, text="MENU", fg="white", bg="black", font=("Arial", 12, "bold"))
dropdown_label.pack(anchor="w", padx=10, pady=5)

dropdown_items = [
    ("web", web_akce),
    ("podpora", podpora_akce),
    ("o aplikaci", o_aplikaci_akce),
    ("programovací jazyk", programovaci_jazyk_akce),
    ("odhlásit se", zobraz_uvodni_obrazovku),
]

for text, funkce in dropdown_items:
    btn = tk.Button(dropdown_frame, text=text, fg="white", bg="black", bd=0, anchor="w",
                    activebackground="gray", command=funkce)
    btn.pack(fill="x", padx=10)

# === OBSAHOVÉ OKNO S RÁMEČKEM ===
obsah_frame = tk.Frame(
    root,
    bg="black",
    highlightbackground="white",
    highlightthickness=2,
    padx=20, pady=20
)
obsah_label = tk.Label(obsah_frame, text="", fg="white", bg="black", font=("Arial", 14))
obsah_label.pack()

# === SPODNÍ PANEL ===
bottom_frame = tk.Frame(root, bg="black")

bottom_btn = tk.Button(bottom_frame, text="▣ uzavřít okno", fg="white", bg="black", bd=0, padx=10,
                       activebackground="gray", command=skryt_vse)
bottom_btn.pack(side="left")

# === SPUŠTĚNÍ APLIKACE ===
root.mainloop()