import { useEffect, useState } from "react";
import { View, Text, Image } from "@tarojs/components";
import img from "@/config/images";
import { useGlobalState } from "@/store/global";
import { useUserInfo } from "@/store/userStore";
import { useListState } from "@/store/listStore";
import { Input } from "@nutui/nutui-react-taro";
import Taro from "@tarojs/taro";
import "./index.scss";
import { getCurrentFullPath } from "@/utils";
import { CityPicker as PopupPicker } from "@/components/Picker";

interface IProps {
  config?: {
    showInput?: boolean;
    inputLeftIcon?: string;
    iconPath?: string;
    leftIconClick?: () => void;
    title?: string; // 显示标题（用于"我的"页面等）
    showTitle?: boolean; // 是否显示标题模式
  };
  onCityPickerVisibleChange?: (visible: boolean) => void; // 城市选择器显示/隐藏回调
  onScrollToTop?: () => void; // 滚动到顶部回调
}

function CityPicker(props) {
  const { visible, setVisible, cities, area, setArea, onCityChange } = props;
  console.log(cities, "cities");
  const [value, setValue] = useState(area);

  function onChange(value: any) {
    console.log(value, "value");
    setValue(value);
    setArea(value);
    // 切换城市时触发接口调用
    if (onCityChange) {
      onCityChange(value);
    }
  }
  return (
    visible && (
      <PopupPicker
        options={cities}
        visible={visible}
        setvisible={setVisible}
        value={value}
        onChange={onChange}
        style={{ zIndex: 9991 }}
      />
    )
  );
}

/**
 * 首页专用导航栏组件
 * 支持三种模式：
 * 1. Logo + 城市选择 + 球局数量（默认模式）
 * 2. 搜索输入框模式（showInput = true）
 * 3. 标题模式（showTitle = true，用于"我的"页面等）
 */
const HomeNavbar = (props: IProps) => {
  const { config, onCityPickerVisibleChange, onScrollToTop } = props;
  const {
    showInput = false,
    inputLeftIcon,
    leftIconClick,
    title,
    showTitle = false,
  } = config || {};
  const { getLocationLoading, statusNavbarHeightInfo } = useGlobalState();
  const {
    gamesNum,
    searchValue,
    cities,
    area,
    updateArea,
    fetchGetGamesCount,
    refreshBothLists,
  } = useListState();
  const { statusBarHeight = 0, navBarHeight = 44 } =
    statusNavbarHeightInfo || {};

  const [cityPopupVisible, setCityPopupVisible] = useState(false);

  // 监听城市选择器状态变化，通知父组件
  useEffect(() => {
    onCityPickerVisibleChange?.(cityPopupVisible);
  }, [cityPopupVisible]);

  const userInfo = useUserInfo();
  const province = (userInfo as any)?.province || "";
  const city = (userInfo as any)?.city || "";
  // const district = (userInfo as any)?.district || "";

  useEffect(() => {
    updateArea(["中国", province, city]);
  }, [province, city]);

  // const currentAddress = city + district;

  const handleInputClick = () => {
    const currentPagePath = getCurrentFullPath();
    if (currentPagePath === "/game_pages/searchResult/index") {
      (Taro as any).navigateBack();
    } else {
      (Taro as any).navigateTo({
        url: "/game_pages/search/index",
      });
    }
  };

  // 点击logo
  const handleLogoClick = () => {
    // 如果当前在列表页，点击后页面回到顶部
    if (getCurrentFullPath() === "/main_pages/index") {
      // 使用父组件传递的滚动方法（适配 ScrollView）
      if (onScrollToTop) {
        onScrollToTop();
      } else {
        // 降级方案：使用页面滚动（兼容旧版本）
        (Taro as any).pageScrollTo({
          scrollTop: 0,
          duration: 300,
        });
      }
    }
    (Taro as any).redirectTo({
      url: "/main_pages/index", // 列表页
    });
  };

  const handleInputLeftIconClick = () => {
    if (leftIconClick) {
      leftIconClick();
    } else {
      handleLogoClick();
    }
  };

  const navbarStyle = {
    height: `${navBarHeight}px`,
  };

  function handleToggleCity() {
    setCityPopupVisible(true);
  }

  const area_city = area.at(-1);

  // 处理城市切换
  const handleCityChange = async (_newArea: any) => {
    // 切换城市后，同时更新两个列表接口获取数据
    if (refreshBothLists) {
      await refreshBothLists();
    }
    // 更新球局数量
    if (fetchGetGamesCount) {
      await fetchGetGamesCount();
    }
  };

  return (
    <View
      className="homeNavbar"
      style={{
        position: "fixed",
        top: 0,
        left: 0,
        width: "100%",
        height: `${navBarHeight}px`,
        paddingTop: `${statusBarHeight}px`,
        backgroundColor: "transparent",
        zIndex: 99,
      }}
    >
      <View className="listNavWrapper">
        {/* 标题模式（用于"我的"页面等） */}
        {showTitle && (
          <View className="titleNavContainer" style={navbarStyle}>
            <View className="titleNavContent">
              <Text className="titleNavText">{title || "我的"}</Text>
            </View>
          </View>
        )}

        {/* 首页logo 导航*/}
        {!showTitle && (
          <View
            className={`listNavContainer toggleElement firstElement hidden
              ${!showInput ? "visible" : ""}`}
            style={navbarStyle}
          >
            <View className="listNavContentWrapper">
              {/* logo */}
              <Image
                src={img.ICON_LOGO}
                className="listNavLogo"
                onClick={handleLogoClick}
              />
              <View className="listNavLine" />
              <View className="listNavContent">
                <View className="listNavCityWrapper" onClick={handleToggleCity}>
                  {/* 位置 */}
                  <Text className="listNavCity">{area_city}</Text>
                  {!getLocationLoading && area_city && (
                    <Image src={img.ICON_CHANGE} className="listNavChange" />
                  )}
                </View>
                <View className="listNavInfoWrapper">
                  <Text className="listNavInfo">附近{gamesNum}场球局</Text>
                </View>
              </View>
            </View>
          </View>
        )}

        {/* 搜索导航 */}
        {!showTitle && (
          <View
            className={`inputCustomerNavbarContainer toggleElement secondElement hidden ${
              showInput && "visible"
            } ${showInput ? "inputCustomerNavbarShowInput" : ""}`}
            style={navbarStyle}
          >
            <View className="navContent">
              {/* logo */}
              <Image
                src={inputLeftIcon || img.ICON_LIST_INPUT_LOGO}
                className="logo"
                onClick={handleInputLeftIconClick}
              />
              {/* 搜索框 */}
              <View className="searchContainer">
                <Image
                  className="searchIcon icon16"
                  src={img.ICON_LIST_SEARCH_SEARCH}
                />
                <Input
                  placeholder="搜索球局和场地"
                  className="navbarInput"
                  clearable={false}
                  disabled
                  value={searchValue}
                  onClick={handleInputClick}
                />
              </View>
            </View>
          </View>
        )}
      </View>
      {cityPopupVisible && !showTitle && (
        <CityPicker
          visible={cityPopupVisible}
          setVisible={setCityPopupVisible}
          cities={cities}
          area={area}
          setArea={updateArea}
          onCityChange={handleCityChange}
        />
      )}
    </View>
  );
};

export default HomeNavbar;