import { logoutSuccess } from "@/store/user";
import ToastUtil from "@/utils/toast_utils";
import Taro from "@tarojs/taro";
import { useDispatch } from "react-redux";

import dayjs from 'dayjs'
import { APP_VERSION, WX_VERSION, ANDROID_VERSION } from "./api";
import { getTimezone, getTimezoneId, getTimezoneName, kIsAndroid } from "@/utils/tools";
import showAlert from "@/components/basic/Alert";

const utc = require('dayjs/plugin/utc')
const timezone = require('dayjs/plugin/timezone')
const PROJECT_NAME = 'TIME' //FAST

dayjs.extend(utc)
dayjs.extend(timezone)


interface RequestParam {
    url: string;
    method: 'POST' | 'GET' | 'DELETE' | 'PUT';
    data?: Record<string, any>;
    showAlert?: boolean;
}

interface Resp {
    statusCode?: number;
    header?: any;
    data?: any;
    errMsg?: string;
};

async function getStorage(key: string) {
    try {
        const res = await Taro.getStorage({ key });
        return res.data;
    } catch {
        return '';
    }
}

//X-Language:语言，X-Device-Id:设备唯一码，X-Platform:小程序/android/ios,X-Location:地区，X-Device:登录设备
// header['X-Language'] = ''
// header['X-Device-Id'] = ''
// header['X-Platform'] = ''
// header['X-Location'] = ''
// header['X-Device'] = ''
// header['X-Time-Zone-Id'] = Intl.DateTimeFormat().resolvedOptions().timeZone
// header['Authorization'] = 'Bearer ' + wx.getStorageSync('token');
// header['Authorization'] = 'Bearer eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJhdWQiOiJhY2NvdW50Iiwic3ViIjoiMmQ5OWNlYzI0ZDFlMzE0Y2U1MjhlODM4MWMzYzk0MzgiLCJpc3MiOiJDT0RFUEFBUy5DT00iLCJuaWNrbmFtZSI6IueOi-a4nSIsInR5cCI6IkJlYXJlciIsInNlc3Npb25fc3RhdGUiOiIyN2RjNmU4ZDdjMWU1MTVmNDQwNzVjZTFlODk2ZmUzNCIsImV4cCI6MTcxNjY0Mzk5MSwiaWF0IjoxNjg1MDIxNTkxfQ.fmFj0OVNRzjLkdebSyGJyk8EScPJFpDiz0L25W35zoA'



export async function request<T>(param: RequestParam): Promise<T> {
    const kTimeout = 8000;
    const kRetryCount = 2;

    let retryCount = 0;



    function performRequest(resolve: (value?: T | PromiseLike<T>) => void, reject: (reason?: any) => void) {
        const { url, method, data } = param;
        console.log(url)
        var requestTask: any = null;
        let header: any = {};
        const token = global.token ? global.token : ''; //await getStorage('token')

        var timeZoneFormatted = getTimezone()
        var timeZoneName = getTimezoneName()
        // var timeZoneLocation = Intl.DateTimeFormat().resolvedOptions().timeZone

        header['content-type'] = 'application/json'
        header['X-Project'] = process.env.TARO_ENV == 'rn' && kIsAndroid?'TIME':'FAST'

        header['X-Timezone'] = encodeURIComponent(JSON.stringify({
            id: getTimezoneId(),
            name: timeZoneName ? timeZoneName : '',
            gmt: timeZoneFormatted
        }))



        header['X-Platform'] = Taro.getDeviceInfo().platform == 'ios' ? 'IOS' : 'ANDROID'; //IOS ANDROID
        header['X-Lang'] = process.env.TARO_ENV == 'rn' ? global.language : 'zh' //zh en
        if (process.env.TARO_ENV == 'weapp'){
            header['X-Lang'] = global.language??'zh'
        }
        header['X-Client-Type'] = process.env.TARO_ENV == 'rn' ? 'APP' : 'WX_APP' //WX_APP APP
        header['X-Client-Version'] = process.env.TARO_ENV == 'rn' ? kIsAndroid ? ANDROID_VERSION : APP_VERSION : WX_VERSION
        header['X-Day'] = dayjs().format('YYYYMMDD')
        header['X-Timestamp'] = new Date().getTime()
        if (token.length > 0) {
            header['Authorization'] = `Bearer ${token}`;
            // header['Authorization'] = 'Bearer eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJhdWQiOiJhY2NvdW50Iiwic3ViIjoiMTE0Nzg0NGE5NDIyODk1MmE5Zjc2OTdjYWJjYmU3Y2UiLCJpc3MiOiJmYXN0Iiwibmlja25hbWUiOiJGYXN0ZXIiLCJ0eXAiOiJCZWFyZXIiLCJzZXNzaW9uX3N0YXRlIjoiZWE5NTQ1Y2VkNThlNzgzNTA1MWRjZTY0ODEwMzQ4ZmQiLCJleHAiOjE3NDk3MDA3MTYsImlhdCI6MTcxODE2NDcxN30.yrh-xAJhmfG-CueyCsToW-X4Dx043DYhk5DiE0E4eNk';
            // header['Authorization'] = 'Bearer eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJhdWQiOiJhY2NvdW50Iiwic3ViIjoiMjZkOGE1YTg0MDMyYmExN2Q4NDk3MTlkNTljNGY1NzgiLCJpc3MiOiJmYXN0Iiwibmlja25hbWUiOiJCSyIsInR5cCI6IkJlYXJlciIsInNlc3Npb25fc3RhdGUiOiI1ZDU2NTkzYmNjNWFmNzM0OWNlZTMwZjlkNGYzMWIyMCIsImV4cCI6MTc0ODE3MDg5NSwiaWF0IjoxNzE2NjM0ODk1fQ.uaRm2vSNCX8fkFS63Oe-WNWIDHG_cRM-nQ5EGyUMaBg';
        }



        const timer = setTimeout(() => {
            requestTask && requestTask.abort();
            console.log('timeout');
            if (retryCount < kRetryCount) {
                // Retry the request
                console.log(`Retrying request (${retryCount + 1}/2)...`);
                retryCount++;
                performRequest(resolve, reject);
                return;
            }
            if (process.env.TARO_ENV == 'rn' && (param.data as any).showAlert) {
                showAlert({
                    title: 'error',
                    content: global.language == 'en' ? 'Posting failed. Please check your network.' : '操作失败，请检查网络',
                    showCancel: false
                })
            } else {
                if (global.language == 'en') {
                    ToastUtil.getInstance().showToast(method == 'GET' ?
                        'Network connection failed. Please check your network.' :
                        'Posting failed. Please check your network.');
                }
                else {
                    ToastUtil.getInstance().showToast(method == 'GET' ? '网络连接失败，请检查网络' : '操作失败，请检查网络');
                }
            }

            reject('timeout');
        }, kTimeout);

        // var requestData;
        // if (data && data.length>0){
        //     requestData = JSON.parse(JSON.stringify(data));
        //     requestData.remove('showAlert')
        // }


        requestTask = Taro.request({
            url: url,
            method: method,
            header: header,
            timeout: kTimeout,
            data: data || {},
            success: (response: Resp | { [key: string]: any }) => {
                clearTimeout(timer);
                const { statusCode, data } = response;

                if (statusCode != 200) {
                    console.log(response)
                }

                if (statusCode >= 200 && statusCode < 300) {
                    //正常数据返回
                    var resp = {} as T;
                    if (response.data) {
                        resp = response.data as T;
                    }
                    resolve(resp);

                } else if (statusCode == 401) {
                    // global.postBtnUpdateStatus('idle')
                    //未登录或挤下线处理
                    if (process.env.TARO_ENV == 'weapp') {
                        Taro.stopPullDownRefresh()
                    }
                    else if (process.env.TARO_ENV == 'rn') {
                        if (url.indexOf('login/password') != -1) {
                            reject(data);
                            return;
                        }
                    }
                    if (global.dispatch) {
                        global.dispatch(logoutSuccess());
                    }

                } else if (statusCode == 500 && response.data.error_code == 'WX_STEP_PARSE_FAIL') {
                    //单独对计步第一次请求失败处理
                    resolve(response.data);
                } else {
                    //通用错误处理
                    if (statusCode == 502) {
                        if (process.env.TARO_ENV == 'rn' && (param.data as any).showAlert) {
                            showAlert({
                                title: 'error',
                                content: global.language == 'en' ? 'Server is busy now. Please try again later.' : '服务器正忙, 请您稍后再试。',
                                showCancel: false
                            })
                        }
                        else {
                            Taro.showToast({
                                icon: 'none',
                                title: global.language == 'en' ? 'Server is busy now. Please try again later.' : '服务器正忙, 请您稍后再试。',
                            });
                        }

                    }
                    else {
                        if (response.data.error_code == 'BIZ_FAIL') {
                            return;
                        }
                        if (process.env.TARO_ENV == 'rn' && (param.data as any).showAlert) {
                            showAlert({
                                title: 'error',
                                content: data.error_message,
                                showCancel: false
                            })
                        }
                        else {
                            Taro.showToast({
                                icon: 'none',
                                title: data.error_message,
                            });
                        }

                    }

                    reject(data);
                }
            },
            fail: err => {
                if ((err as any).statusCode >= 200 && (err as any).statusCode < 300) {
                    clearTimeout(timer);
                    resolve()
                    return;
                }
                // global.postBtnUpdateStatus('idle')
                // console.log('oppsu');
                // clearTimeout(timer);
                // reject(err);
            },
        });



    }

    return new Promise<T>((resolve, reject) => {
        performRequest(resolve, reject);
    });
}