"""绑定编排：/bfbind、/unbind、/update_bind 的业务流程。

只做数据操作与文案产出（返回给用户的字符串），不直接发消息。
"""

from __future__ import annotations

import sqlite3

from nonebot import logger

from ..repository import UserManager
from .fetchers.gametools import (
    get_player_info_by_ea_id,
    get_player_info_by_name,
    player_display_name,
)

_PLATFORM = "pc"


async def bind(qq_id: str, player_name: str) -> str:
    """绑定 QQ ↔ EAID；已绑/被他人占用/查无此人都给出对应提示。"""
    manager = UserManager()
    user_record = manager.get_user_by_qq(qq_id)
    if user_record:
        info = await get_player_info_by_ea_id(
            user_record["ea_player_id"], user_record["ea_user_id"], _PLATFORM
        )
        name = player_display_name(info, user_record["ea_player_name"])
        return f"您已经将账号绑定到: {name}，如果你需要更改绑定请发送 修改绑定 EAID "

    player_name = (player_name or "").strip()
    if not player_name:
        return "请提供要绑定的 EAID，例如：绑定 YourEAID"

    user_info = await get_player_info_by_name(player_name, _PLATFORM)
    if "errors" in user_info:
        return "未找到玩家，请检查是否拼写正确"
    player_id = user_info["personaId"]
    user_id = user_info["userId"]
    player_name = player_display_name(user_info, player_name)
    logger.info(f"QQ号：{qq_id}，EA双ID：{player_id}-{user_id}")

    # 检测ea账号是否被绑定至其他qq（EA 三字段 UNIQUE，靠这里预检兜住）
    bind_record = manager.get_user_by_ea_id(user_id)
    if bind_record:
        return (
            f"您的EA账号 {bind_record['ea_player_name']} 已经绑定到: "
            f"{bind_record['qq_id']}，请您确认绑定的EAID"
        )

    try:
        record = manager.add_user(qq_id, player_name, player_id, user_id, "[]", "[]")
    except sqlite3.IntegrityError as err:
        logger.warning(f"绑定撞 UNIQUE 约束：{err}")
        return "该 EA 账号已被绑定，请确认绑定的 EAID"
    logger.info(f"插入数据返回结果：{record}")
    if record > 0:
        return f"您已经成功绑定至: {player_name}"
    return "绑定失败，请稍后再试"


async def unbind(qq_id: str) -> str:
    manager = UserManager()
    user_record = manager.get_user_by_qq(qq_id)
    if not user_record:
        return "未查询到绑定记录"
    info = await get_player_info_by_ea_id(
        user_record["ea_player_id"], user_record["ea_user_id"], _PLATFORM
    )
    name = player_display_name(info, user_record["ea_player_name"])
    rows = manager.delete_user_by_qq(qq_id)
    if rows > 0:
        return f"您已经与: {name} 成功解除绑定，如果你需要重新绑定请发送 修改绑定 EAID "
    return "解绑失败，请稍后再试"


async def update_bind(qq_id: str, player_name: str) -> str:
    manager = UserManager()
    user_record = manager.get_user_by_qq(qq_id)
    if not user_record:
        return (
            f"未查询到绑定记录: {player_name}，如果需要绑定，"
            f"请@机器人并发送  绑定 {player_name} "
        )

    player_name = (player_name or "").strip()
    if not player_name:
        return "请提供要换绑的 EAID，例如：修改绑定 YourEAID"

    user_info = await get_player_info_by_name(player_name, _PLATFORM)
    if "errors" in user_info:
        return "未找到玩家，请检查是否拼写正确"
    player_id = user_info["personaId"]
    user_id = user_info["userId"]
    player_name = player_display_name(user_info, player_name)
    logger.info(f"QQ号：{qq_id}，EA双ID：{player_id}-{user_id}")

    # 与 bind 相同的占用预检；绑给同一个 QQ 时视为无操作继续
    bind_record = manager.get_user_by_ea_id(user_id)
    if bind_record and str(bind_record["qq_id"]) != str(qq_id):
        return (
            f"您的EA账号 {bind_record['ea_player_name']} 已经绑定到: "
            f"{bind_record['qq_id']}，请您确认绑定的EAID"
        )

    try:
        record = manager.update_user(qq_id, player_name, player_id, user_id, "[]", "[]")
    except sqlite3.IntegrityError as err:
        logger.warning(f"换绑撞 UNIQUE 约束：{err}")
        return "该 EA 账号已被绑定，请确认绑定的 EAID"
    logger.info(f"修改数据返回结果：{record}")
    if record > 0:
        return f"您已经成功从：{user_record['ea_player_name']}修改绑定至: {player_name}"
    return "修改绑定失败，请稍后再试"