"use client";

import React, { useState, useRef, useEffect } from "react";
import {
  Input,
  Button,
  Swiper,
  Tabs,
  Divider,
  Checkbox,
  Toast,
  Image,
} from "antd-mobile";
import { useRouter } from "next/navigation";
import styles from "./index.module.scss";
import { JSEncrypt } from "jsencrypt";
import { handleLogin } from "@/store/actions";
import { saveUserInfo, get, save } from "@/utils/storeInfo";
import { connect } from "react-redux";
import { cryptoPassword } from "@/utils/crypto";
import requireAPI from "@/utils/requireAPI";
import { signOut, signIn,checkAuth } from "@/utils/auth";
/* 
params格式：
        {
          mid: item.mid,
        }
*/
const tabItems = [
  { key: "veri_code", title: "验证码登录" },
  { key: "password", title: "帐号密码登录" },
];
function Login({ handleLogin }) {
  const [activeIndex, setActiveIndex] = useState(0);
  const [veriCode, setVeriCode] = useState("");
  const [isCounting, setIsCounting] = useState(false);
  const [seconds, setSeconds] = useState(60);
  const [deviceType, setDeviceType] = useState("");
  const [loginInfo, setLoginInfo] = useState({
    mobilePhone: "",
    regionCode: "86",
    password: "",
    checked: false,
  });
  const router = useRouter();
  const swiperRef = useRef(null);
  useEffect(() => {
    const userAgent = navigator.userAgent;
    //区分设备类型
    if (/Android/i.test(userAgent)) {
      setDeviceType("Android");
    } else if (/iPhone|iPad|iPod/i.test(userAgent)) {
      setDeviceType("ios");
    } else {
      setDeviceType("pc");
    }
    handleLogin({ isSignin: false, userToken: null });
    checkAuth().then(res=>{
      const account = get("account")
      if(res && account){
        router.replace("/")
      }
    })
  }, []);
  useEffect(() => {
    let interval;
    if (isCounting && seconds > 0) {
      interval = setInterval(() => {
        setSeconds(seconds - 1);
      }, 1000);
    } else {
      setIsCounting(false);
      setSeconds(60);
      clearInterval(interval);
    }
    return () => {
      clearInterval(interval);
    };
  }, [isCounting, seconds]);
  const handleSubmit = async (type) => {
    const { mobilePhone, password, regionCode, checked } = loginInfo;
    //验证数据格式
    if (!checked) {
      Toast.show({
        icon: "fail",
        content: "请先阅读并同意《用户协议》和《隐私政策》后登录",
        position: "top",
      });
      return;
    }
    if (!mobilePhone.match(/^1[3456789]\d{9}$/)) {
      Toast.show({
        icon: "fail",
        content: "手机号码格式错误",
        position: "top",
      });
      return;
    }
    if (type === "password") {
      if (password.length < 8) {
        Toast.show({
          icon: "fail",
          content: "密码不得小于8位",
          position: "top",
        });
        return;
      }
      if (password.length > 15) {
        Toast.show({
          icon: "fail",
          content: "密码不得大于15位",
          position: "top",
        });
        return;
      }
    } else {
      if (veriCode.length !== 6) {
        Toast.show({
          icon: "fail",
          content: "请输入正确的验证码",
          position: "top",
        });
        return;
      }
    }
    //对手机号进行RSA加密
    const encrypt = new JSEncrypt();
    encrypt.setPublicKey(process.env.NEXT_PUBLIC_RSA_KEY);
    const mobile_phone = encrypt.encrypt(mobilePhone);
    //MD5加密password
    const encryptedPassword = cryptoPassword(password);
    //发送登录请求
    let body = {
      mobile_phone,
      region_code: regionCode,
    };
    body =
      type === "password"
        ? {
            ...body,
            password: encryptedPassword,
          }
        : {
            ...body,
            veri_code: veriCode,
          };
    try {
      const data = await requireAPI(
        "POST",
        `/api/login/${
          type === "password" ? "login_by_pswd" : "login_by_veri_code"
        }`,
        {
          body,
        }
      );
      if (data.ret === -1) {
        Toast.show({
          icon: "fail",
          content: data.msg,
          position: "top",
        });
        return;
      }
      //登录
      saveUserInfo(data, mobilePhone, regionCode);
      signIn(data);
      handleLogin({ isSignin: true, userToken: data.data.token });
      if(get("firstLogin")==null){
        save("firstLogin",1)
      }else{
        save("firstLogin",0)
      }
      router.push(
        !data?.data?.is_enabled && type != "password"
          ? "/my/setting/editPassword?is_enabled=" + data?.data?.is_enabled
          : "/"
      );
    } catch (error) {
      console.error(error);
    }
  };
  //点击获取验证码
  const handleVerification = async () => {
    const { mobilePhone, regionCode, checked } = loginInfo;
    if (!checked) {
      Toast.show({
        icon: "fail",
        content: "请先阅读并同意《用户协议》和《隐私政策》后登录",
        position: "top",
      });
      return;
    }
    //手机号校验
    if (!mobilePhone.match(/^1[3456789]\d{9}$/)) {
      Toast.show({
        icon: "fail",
        content: "手机号码格式错误",
        position: "top",
      });
      return;
    }
    //开始倒计时
    setIsCounting(true);
    //对手机号进行RSA加密
    const encrypt = new JSEncrypt();
    encrypt.setPublicKey(process.env.NEXT_PUBLIC_RSA_KEY);
    const mobile_phone = encrypt.encrypt(mobilePhone);
    //发送短信验证码
    try {
      const data = await fetch(`/api/veri_code/send`, {
        method: "POST",
        headers: {
          "Content-Type": "application/json",
        },
        body: JSON.stringify({
          mobile_phone,
          region_code: regionCode,
        }),
      });
      if (data.ret === -1) {
        Toast.show({
          icon: "fail",
          content: data.msg,
          position: "top",
        });
        return;
      }
    } catch (error) {
      console.error(error);
    }
  };
  return (
    <div className="lg:flex flex-col  items-center ">
      <div
        className={`lg:max-w-[450px] overflow-hidden pt-20 flex flex-col  items-center `}
      >
        <Image
          src={process.env.NEXT_PUBLIC_WEB_ASSETS_URL + "/images/slogan.png"}
          alt=""
          className="w-[90%]"
        />
        <div className="mt-6 flex justify-between items-center px-2 text-[#ffffff80] sticky top-0 z-10 bg-deepBg">
          <Tabs
            activeKey={tabItems[activeIndex].key}
            onChange={(key) => {
              const index = tabItems.findIndex((item) => item.key === key);
              setActiveIndex(index);
              swiperRef.current?.swipeTo(index);
            }}
            className={`w-full ${styles.customTabs}`}
          >
            {tabItems.map((item) => (
              <Tabs.Tab
                forceRender={false}
                title={item.title}
                key={item.key}
                className="text-left"
              />
            ))}
          </Tabs>
        </div>
        <Swiper
          className="overflow-visible mt-6 "
          direction="horizontal"
          loop
          allowTouchMove={false}
          indicator={() => null}
          ref={swiperRef}
          defaultIndex={activeIndex}
          onIndexChange={(index) => {
            setActiveIndex(index);
          }}
        >
          <Swiper.Item className="px-6">
            <div className="border-2 border-[#2c2b2f] rounded-2xl p-3">
              <div className="flex flex-row flex-nowrap items-center mb-4">
                <p className="text-base text-white mr-4">
                  +{loginInfo.regionCode}
                </p>
                <Input
                  clearable
                  placeholder="请输入手机号"
                  // disabled={true}
                  name="phone_number"
                  type="number"
                  maxLength={11}
                  onChange={(value) =>
                    setLoginInfo({ ...loginInfo, mobilePhone: value })
                  }
                  value={loginInfo.mobilePhone}
                  style={{
                    "--color": "#FFFFFF",
                    "--font-size": "16px",
                    "--placeholder-color": "#FFFFFF80",
                  }}
                />
              </div>
              <Divider />
              <div className="flex flex-row flex-nowrap items-center">
                <p className="text-base text-white mr-4 whitespace-nowrap">
                  验证码
                </p>
                <Input
                  placeholder="请输入验证码"
                  onChange={(value) => setVeriCode(value)}
                  value={veriCode}
                  name="veriCode"
                  type="number"
                  style={{
                    "--placeholder-color": "#FFFFFF80",
                    "--font-size": "16px",
                  }}
                />
                <Button
                  shape="rounded"
                  size="mini"
                  disabled={isCounting}
                  onClick={handleVerification}
                  style={{ "--background-color": "#FF669E", color: "#FFFFFF" }}
                  className="whitespace-nowrap"
                >
                  {isCounting ? `(${seconds})重新发送` : "获取验证码"}
                </Button>
              </div>
            </div>

            <LoginBtn
              loginInfo={loginInfo}
              setLoginInfo={setLoginInfo}
              handleSubmit={handleSubmit}
              type={activeIndex ? "password" : "mobile"}
            />
          </Swiper.Item>
          <Swiper.Item className="px-6">
            <div className="border-2 border-[#2c2b2f] rounded-2xl p-3">
              <div className="flex flex-row flex-nowrap items-center mb-4">
                <p className="text-base text-white mr-4">
                  +{loginInfo.regionCode}
                </p>
                <Input
                  clearable
                  placeholder="请输入手机号"
                  // disabled={true}
                  type="number"
                  name="phone_number"
                  maxLength={11}
                  onChange={(value) =>
                    setLoginInfo({ ...loginInfo, mobilePhone: value })
                  }
                  value={loginInfo.mobilePhone}
                  style={{
                    "--color": "#FFFFFF",
                    "--font-size": "16px",
                    "--placeholder-color": "#FFFFFF80",
                  }}
                />
              </div>
              <Divider />
              <div className="flex flex-row flex-nowrap items-center">
                <p className="text-base text-white mr-4 whitespace-nowrap">
                  密码
                </p>
                <Input
                  clearable
                  placeholder="请输入密码"
                  name="password"
                  onChange={(value) =>
                    setLoginInfo({ ...loginInfo, password: value })
                  }
                  value={loginInfo.password}
                  type="password"
                  style={{
                    "--placeholder-color": "#FFFFFF80",
                    "--font-size": "16px",
                  }}
                />
              </div>
            </div>
            <div className="flex justify-end">
              <span
                onClick={() =>
                  router.push(`/my/setting/editPassword?forgetPassword=true`)
                }
                className="text-[#FF669E] text-xs mt-2 text-right"
              >
                忘记密码？
              </span>
            </div>
            <LoginBtn
              loginInfo={loginInfo}
              setLoginInfo={setLoginInfo}
              handleSubmit={handleSubmit}
              type={activeIndex ? "password" : "mobile"}
            />
          </Swiper.Item>
        </Swiper>
      </div>
      {deviceType != "ios" && <BottomBox />}
    </div>
  );
}

const LoginBtn = ({ loginInfo, setLoginInfo, type, handleSubmit }) => {
  const router = useRouter();
  useEffect(() => {
    // console.log("loginInfo", loginInfo);
  }, []);
  return (
    <div className="mt-16">
      <div className="flex items-center justify-center">
        <Checkbox
          value={loginInfo?.checked}
          onChange={(value) => setLoginInfo({ ...loginInfo, checked: value })}
          style={{
            "--icon-size": "18px",
            "--font-size": "18px",
            "--gap": "6px",
          }}
        ></Checkbox>
        <span className="text-[#FFFFFF80] font-medium text-xs ml-2">
          我已阅读并同意
          <span
            onClick={() =>
              router.push(
                `/webView/${encodeURIComponent("/doc/useragreement")}`
              )
            }
            className="text-[#FF669E] text-xs"
          >
            《用户协议》
          </span>
          、
          <span
            onClick={() =>
              router.push(
                `/webView/${encodeURIComponent("/doc/privatypolicy")}`
              )
            }
            className="text-[#FF669E] text-xs"
          >
            《隐私政策》
          </span>
        </span>
      </div>
      <Button
        shape="rounded"
        size="middle"
        block
        onClick={() => handleSubmit(type)}
        style={{
          "--background-color": "#FF669E",
          color: "#FFFFFF",
          marginTop: "1rem",
        }}
        className="mt-4 py-2"
      >
        登录
      </Button>
    </div>
  );
};

const BottomBox = () => {
  const router = useRouter();
  return (
    <div className="w-full p-6 ">
      <div className="p-3 rounded-md flex justify-between items-center bg-[#ffffff17]">
        <div>
          <p className="">铁粉空间APP可以下载啦～</p>
          <p className="text-xs text-[#FFFFFF80]">
            立即下载APP体验更好的服务～
          </p>
        </div>
        <div
          className="px-2 py-1 rounded-full bg-[#FF669E]"
          onClick={() => router.push("https://tiefen.fun")}
        >
          下载APP
        </div>
      </div>
    </div>
  );
};

const mapDispatchToProps = {
  handleLogin,
};
export default connect(null, mapDispatchToProps)(Login);