"""Native control-panel UI for a WatcheRobot Application."""

from __future__ import annotations

import tkinter as tk
from tkinter import scrolledtext, ttk

# 机器人动作清单：动作ID -> 按钮显示名（与桌面端 desktop-expression-resources 一致）
ACTIONS: list[tuple[str, str]] = [
    ("happy", "开心"),
    ("smile", "微笑"),
    ("get", "打招呼"),
    ("sunglasses", "得意"),
    ("thinking", "思考"),
    ("listening", "聆听"),
    ("speaking", "说话"),
    ("focus", "专注"),
    ("sad", "难过"),
    ("shock", "惊讶"),
    ("fondle_love", "摸摸头"),
    ("fondle_anger", "生气"),
]

# 灯光控制：颜色 -> 显示名（关灯用 lights.off）
LIGHTS: list[tuple[str, str]] = [
    ("#ff4d4f", "红"),
    ("#52c41a", "绿"),
    ("#4096ff", "蓝"),
    ("#ffd666", "黄"),
]

FONT_MAIN = ("PingFang SC", 13)
FONT_TITLE = ("PingFang SC", 18, "bold")
FONT_SMALL = ("PingFang SC", 11)


class ControlPanel:
    """Button control panel: robot actions, lights, stop, and a live log."""

    def __init__(
        self,
        *,
        on_action=None,
        on_light=None,
        on_lights_off=None,
        on_stop=None,
    ) -> None:
        self._is_open = True
        self._on_action = on_action
        self._on_light = on_light
        self._on_lights_off = on_lights_off
        self._on_stop = on_stop

        self._root = tk.Tk()
        self._root.title("机器人控制台 - WatcheRobot")
        self._root.geometry("680x560")
        self._root.minsize(600, 480)
        self._root.protocol("WM_DELETE_WINDOW", self.close)

        container = ttk.Frame(self._root, padding=20)
        container.pack(fill="both", expand=True)

        # 标题与连接状态
        header = ttk.Frame(container)
        header.pack(fill="x")
        ttk.Label(header, text="机器人控制台", font=FONT_TITLE).pack(side="left")
        self._status_var = tk.StringVar(value="正在连接机器人…")
        ttk.Label(header, textvariable=self._status_var, font=FONT_SMALL).pack(
            side="right", pady=(6, 0)
        )

        ttk.Separator(container).pack(fill="x", pady=(12, 10))

        # 动作按钮区
        ttk.Label(container, text="表情 / 动作", font=FONT_MAIN).pack(anchor="w")
        grid = ttk.Frame(container)
        grid.pack(fill="x", pady=(6, 10))
        for index, (action_id, label) in enumerate(ACTIONS):
            row, col = divmod(index, 4)
            button = ttk.Button(
                grid,
                text=f"{label}\n{action_id}",
                command=lambda aid=action_id, name=label: self._fire_action(aid, name),
            )
            button.grid(row=row, column=col, sticky="nsew", padx=5, pady=5, ipady=6)

        for col in range(4):
            grid.columnconfigure(col, weight=1)

        # 灯光按钮区
        ttk.Label(container, text="灯光", font=FONT_MAIN).pack(anchor="w")
        light_row = ttk.Frame(container)
        light_row.pack(fill="x", pady=(6, 10))
        for color, label in LIGHTS:
            ttk.Button(
                light_row,
                text=label,
                command=lambda c=color, name=label: self._fire_light(c, name),
            ).pack(side="left", padx=5, ipady=4, expand=True, fill="x")
        ttk.Button(
            light_row, text="关灯", command=self._fire_lights_off
        ).pack(side="left", padx=5, ipady=4, expand=True, fill="x")

        # 停止按钮
        ttk.Button(
            container, text="■ 立即停止所有动作", command=self._fire_stop
        ).pack(fill="x", ipady=6, pady=(4, 10))

        # 日志区
        ttk.Label(container, text="运行日志", font=FONT_MAIN).pack(anchor="w")
        self._log = scrolledtext.ScrolledText(
            container, height=8, font=("Menlo", 11), state="disabled"
        )
        self._log.pack(fill="both", expand=True)

    # ---- 对外接口 ----

    def set_status(self, text: str) -> None:
        self._status_var.set(text)

    def log(self, text: str) -> None:
        self._log.configure(state="normal")
        self._log.insert("end", text + "\n")
        self._log.see("end")
        self._log.configure(state="disabled")

    @property
    def is_open(self) -> bool:
        return self._is_open

    def pump(self) -> None:
        """Process one native UI event cycle without blocking asyncio."""

        if not self._is_open:
            return
        try:
            self._root.update_idletasks()
            self._root.update()
        except tk.TclError:
            self._is_open = False

    def close(self) -> None:
        if not self._is_open:
            return
        self._is_open = False
        try:
            self._root.destroy()
        except tk.TclError:
            pass

    # ---- 按钮事件转发（回调由 app.py 注入） ----

    def _fire_action(self, action_id: str, name: str) -> None:
        self.log(f"▶ 请求动作：{name}（{action_id}）")
        if self._on_action:
            self._on_action(action_id, name)

    def _fire_light(self, color: str, name: str) -> None:
        self.log(f"◆ 请求灯光：{name}（{color}）")
        if self._on_light:
            self._on_light(color, name)

    def _fire_lights_off(self) -> None:
        self.log("◇ 请求关灯")
        if self._on_lights_off:
            self._on_lights_off()

    def _fire_stop(self) -> None:
        self.log("■ 请求停止所有动作")
        if self._on_stop:
            self._on_stop()