#!/usr/bin/env python3
from tkinter import *
from tkinter import ttk

from player import Player
from game import Game

PLAYERS: list[Player] = []

# init tkinter
root = Tk()
root.title("🀄 RonRunner - Mahjong Tournament Scoring 🀄")
root.geometry("800x500")

# configure style
style = ttk.Style()
style.theme_use('clam')

# configure scrollbar
canvas = Canvas(root, highlightthickness=0)
scrollbar = ttk.Scrollbar(root, orient='vertical', command=canvas.yview)
scrollbarFrame = ttk.Frame(canvas)
scrollbarFrame.bind(
    "<Configure>",
    lambda e: canvas.configure(scrollregion=canvas.bbox("all"))
)

canvas.create_window((0, 0), window=scrollbarFrame, anchor="nw")
canvas.configure(yscrollcommand=scrollbar.set)

canvas.grid(column=0, row=0, sticky="nsew")
scrollbar.grid(column=1, row=0, sticky="ns")

root.grid_rowconfigure(0, weight=1)
root.grid_columnconfigure(0, weight=1)

frm = scrollbarFrame

# activate scrollbar with pad/mouse
def _on_mousewheel(event):
    canvas.yview_scroll(int(-1*(event.delta/120)), "units")

def _on_scroll_up(event):
    canvas.yview_scroll(-1, "units")

def _on_scroll_down(event):
    canvas.yview_scroll(1, "units")

def _bind_mousewheel(widget):
    widget.bind("<MouseWheel>", _on_mousewheel)
    widget.bind("<Button-4>", _on_scroll_up)
    widget.bind("<Button-5>", _on_scroll_down)
    for child in widget.winfo_children():
        _bind_mousewheel(child)

_bind_mousewheel(frm)

# init ui

# players
ttk.Label(frm, text="Rank", font=("Helvetica", 11, "bold")).grid(column=0, row=0, padx=10, pady=10)
ttk.Label(frm, text="Player", font=("Helvetica", 11, "bold")).grid(column=1, row=0, padx=10, pady=10)
ttk.Label(frm, text="Score", font=("Helvetica", 11, "bold")).grid(column=2, row=0, padx=10, pady=10)

entry_player_name = ttk.Entry(frm, width=30, font=("Helvetica", 10))
entry_player_name.grid(column=1, row=len(PLAYERS) + 1, padx=10, pady=10)

# adding player
def addPlayer(entry: Entry):
    txt = entry.get()
    if txt:
        PLAYERS.append(Player(txt))
        entry.delete(0, END)
        refreshUi()

btn_player_name = ttk.Button(frm, text="➕ Add", command=lambda : addPlayer(entry_player_name))
btn_player_name.grid(column=2, row=1 + len(PLAYERS), padx=10, pady=10)

# tables
# TODO

# table history
# TODO

# refresh ui
def refreshUi():
    # remove old labels
    for widget in frm.winfo_children():
        if widget not in [entry_player_name, btn_player_name]:
            info = widget.grid_info()
            if info.get('row', 0) > 0 and info.get('row', 0) < 100:
                widget.destroy()

    # show players
    PLAYERS.sort(key=lambda p : p.score, reverse=True)
    for i in range(len(PLAYERS)):
        ttk.Label(frm, text=f"{i+1}", font=("Helvetica", 10, "bold"), foreground="#FF6B6B").grid(column=0, row=i+1, padx=10, pady=8)
        playerLabel = ttk.Label(frm, text=PLAYERS[i].name, font=("Helvetica", 10), foreground="#0066CC")
        playerLabel.grid(column=1, row=i+1, padx=10, pady=8)
        ttk.Label(frm, text=f"{PLAYERS[i].score}", font=("Helvetica", 10, "bold"), foreground="#2ECC71").grid(column=2, row=i+1, padx=10, pady=8)

        # change player name
        def onClick(event, player=PLAYERS[i]):
            popup = Toplevel(root)
            popup.title(f"Edit - {player.name}")
            popup.geometry("300x150")
            
            entry = ttk.Entry(popup, width=30, font=("Helvetica", 10))
            entry.insert(0, player.name)
            entry.grid(column=0, row=0, padx=10, pady=10)

            def changeName():
                name = entry.get()
                if name and not name in [p.name for p in PLAYERS]:
                    player.name = name
                    entry.delete(0, END)
                    cancelTopLevel(popup)

            ttk.Button(popup, text="✓ Change", command=changeName).grid(column=1, row=0, padx=5, pady=10)
            ttk.Button(popup, text="✕ Cancel", command=lambda : cancelTopLevel(popup)).grid(column=2, row=0, padx=5, pady=10)

        playerLabel.bind("<Button-1>", onClick)

    # adding player
    entry_player_name.grid(column=1, row=len(PLAYERS) + 1)
    btn_player_name.grid(column=2, row=1 + len(PLAYERS))

def cancelTopLevel(tl: Toplevel):
    tl.destroy()
    refreshUi()

root.mainloop()