export function deprecate(name=""){
  try{
    throw new Error(name + "这个方法或界面被弃用了");
  }catch(e){
    console.info(e);
  }
  
}
export function getFormatDate(date){
  date = date||new Date();
  let sep = "-";
  let year = date.getFullYear();
  let month = date.getMonth() + 1;
  let strDate = date.getDate();
  if (month >= 1 && month <= 9) 
    month = "0" + month;
  if (strDate >= 0 && strDate <= 9) 
    strDate = "0" + strDate;
  var currentdate = year + sep + month + sep + strDate;
  return currentdate;
}

export function getFormatTime(date){
  date = date || new Date();
  let hour = date.getHours();
  let minu = date.getMinutes();
  let sec = date.getSeconds();
  if (hour < 10) hour = "0" + hour;
  if (minu < 10) minu = "0" + minu;
  if (sec < 10) sec = "0" + sec;
  return hour + ":" + minu + ":" + sec;
}

export function getFormatDatetime(date){
  date = date||new Date();
  return getFormatDate(date) + " " + getFormatTime(date);
}


export function getNowFormatDate() {
  deprecate();
  return getFormatDate();
}

export function getNextWeekFormatDate(date) {
  var date = date||new Date();
  var date = new Date(date.getTime() + 7 * 24 * 3600 * 1000);
  return getFormatDate(date);
}
export function getNowFormatTime() {
  deprecate();
  return getFormatTime();
}


export function getResConstruction(res = "") {
  switch ((res || "").constructor) {
    case Array:
      return "[" + getResConstruction(res[0] || "") + "]";
    case Object:
      return "{" + Object.keys(res).map(key => {
        let value = getResConstruction(res[key]);
        return key + (value ? ":" + value : "")
      }).join(",") + "}"
    default:
      return "";
  }
}

export function processObj(obj) {
  for (var key in obj) {
    if (!obj.hasOwnProperty(key) || typeof obj[key] != "object" ||obj.constructor!=Object)
      continue
    processObj(obj[key]);
    obj[key].__proto__ = obj;
  }
}

export function get(obj, key, default_) {
  if(key in obj)
    return obj[key]
  if (typeof default_ == "object")
    default_.__proto__ = obj;
  if(obj.hasOwnProperty("__"))
    return default_||obj.__;
  else
    return default_||obj._;
}


export function format(str, values) {
  return str.replace(/\$\{(.*?)\}/g, function (match, key) {
    return values[key] || "";
  });
}

class AccountManager{
  constructor(){
    this.salt = "weR4i2j53CnkJH3sd8Gn33GGcF2A49c2A23BR453";
    this.saltLength = this.salt.length;
    this.key = "2$sx#2c145d%5F#SdsP";
    this.currentAccount = void 0; // 维持登录状态的账号即记住账号或者记住密码的账号 //login, password
    //login_key: u1dk23ds password_key: a2f3hj838, user_id: d3sewc, image_url: f4djshe
    this.accounts = []; //保存的账号信息 
    this.loadStorage();
  }
  forgetPassword(account, sync=1){
    for (var i = 0; i < this.accounts.length; i++) {
      if (this.accounts[i].login == account.login || this.accounts[i].user_id == account.user_id) {
        this.accounts[i].save_password = false;
        return true;
      }
    }
    if(sync)
      this.setStorage();
  }
  get testAccount(){
    return {login:"check_persons@126.com", password:"abcdefgh"};
  }
  addAccount(account, sync=1){
    if(!this.updateAccount(account))
      this.accounts.push(account);
    if(sync)
      this.setStorage();
  }
  updateAccount(account, sync=1){
    let flag = false;
    for (var i = 0; i < this.accounts.length; i++) {
      if (this.accounts[i].login == account.login || this.accounts[i].user_id == account.user_id) {
        this.accounts[i] = { ...this.accounts[i], ...account };
        flag = true;
        break;
      }
    }
    if (this.currentAccount&&(this.currentAccount.login == account.login || this.currentAccount.user_id == account.user_id))
      this.currentAccount = {...this.currentAccount, ...account};
    if (sync)
      this.setStorage();
    return flag;
  }
  deactivateCurrentAccount(){
    if(this.currentAccount){
      this.currentAccount.active = 0;
      this.setStorage();
    }
  }
  setCurrentAccount(account,sync=1){
    this.currentAccount = account;
    this.currentAccount.active = account.active||1; 
    if (sync)
      this.setStorage();
  }
  clearCurrentAccount(){
    this.currentAccount = void 0;
    this.setStorage();
  }
  getCurrentAccount(){
    return this.currentAccount;
  }
  getAccounts(){
    return this.accounts;
  }
  removeAccount({login,user_id}){
    this.accounts = this.accounts.filter(i=>i.login!=login&&i.user_id!=user_id);
    this.setStorage();
  }
  clearAccounts(){
    this.accounts = []
    this.setStorage();
  }
  getAccount({login="",user_id=-1}){
    return this.accounts.filter(i => i.login==login||i.user_id== user_id)[0];
  }
  loadStorage(){
    let {c,s=[]} = wx.getStorageSync(this.key)||{};
    this.accounts=  this.decryptAccounts(s);
    if(c)
      this.currentAccount = this.decryptAccount(c);
  }
  setStorage(arr){
    let s = this.encryptAccounts(this.accounts);
    if(this.currentAccount)
      var c = this.encryptAccount(this.currentAccount);
    else
      var c = void 0;
    wx.setStorageSync(this.key, {c,s});
  }
  encryptAccount(obj){
    let {login, password, user_id, image_url, ...data} = obj;
    let u1dk23ds = this.encrypt(login);
    let a2f3hj838 = this.encrypt(password);
    return { u1dk23ds, a2f3hj838, d3sewc: user_id, f4djshe:image_url, ...data};
  }
  decryptAccount(obj){
    let { u1dk23ds, a2f3hj838, d3sewc, f4djshe, ...data} = obj;
    let login = this.decrypt(u1dk23ds);
    let password = this.decrypt(a2f3hj838);
    return { login, password, user_id: d3sewc, image_url: f4djshe,...data};
  }
  encryptAccounts(arr){
    return arr.map(i=>this.encryptAccount(i));
  }
  decryptAccounts(arr){
    return arr.map(i=>this.decryptAccount(i));
  }
  encrypt(str=""){
    let value = '';
    for(var i=0;i<str.length;i++)
      value = value + String.fromCharCode(str.charCodeAt(i)+this.salt.charCodeAt(i%this.saltLength));
    return value;
  }
  decrypt(str=""){
    let value = '';
    for (var i = 0; i < str.length; i++)
      value = value + String.fromCharCode(str.charCodeAt(i) - this.salt.charCodeAt(i % this.saltLength));
    return value;
  }
}

export const accountManager = global.accountManager =  new AccountManager();


export function getWXACodeUrl({url, scene}){
  return global.config.imgDir + "wxacode/" + (url + "?" + scene).replace(/[\/?=&]/g, "_") + ".jpeg";
}
//https://www.educoder.net/shixuns/ac46rzbw/challenges/3481
export function parseUrl({url}){
  var match = url.match(/https:\/\/www.educoder.net\/(.*)/);
  if(!match)
    return '';
  const route = match[1]; // 路径
  // case 1: 
  match = route.match(/shixuns\/([^\/]*)/);
  if(match){
    var identifier = match[1]
    return `{shixun}?identifier=${identifier}&cate_type=task`
  }
  return ''
}

export function navigateToUrl({url,open_type='navigateTo'}){
  console.log("parse url ...",url);
  let path = parseUrl({url});
  const app = getApp();
  if(path){
    app.navigateTo({url:path});
    return true;
  }else{
    var match = url.match(/api\/attachments\/([0-9]*)/);
    console.log(url,match)
    if(match){
      wx.showLoading({
        title: '加载中'
      });
      wx.downloadFile({
        url: 'https://www.educoder.net/api/attachments/'+match[1],
        success: res=>{
          wx.openDocument({
            filePath: res.tempFilePath,
            showMenu: true,
            complete: res=>{
              wx.hideLoading()
            },
            fail:e=>{
              wx.showToast({
                title:"暂不支持预览",icon:"none"
              })
            }
          })
        },
        fail:e=>{
          wx.hideLoading();
          wx.showToast({
            title: '下载失败',icon:"none"
          })
        }
      })
      return true
    }
    return false;
  }
    
}

export function throttle(func, wait, options) { 
  var context = void 0;
  var args = void 0;
  var result = void 0;
  var timeout = null;
  var previous = 0;
  if (!options) options = {};
  var later = function later() {
      previous = options.leading === false ? 0 : Date.now();
      timeout = null;
      result = func.apply(context, args);
      if (!timeout) context = args = null;
  };
  return function () {
      var now = Date.now();
      if (!previous && options.leading === false) previous = now;
      var remaining = wait - (now - previous);
      context = this;
      args = arguments;
      if (remaining <= 0 || remaining > wait) {
          clearTimeout(timeout);
          timeout = null;
          previous = now;
          result = func.apply(context, args);
          if (!timeout) context = args = null;
      } else if (!timeout && options.trailing !== false) {
          timeout = setTimeout(later, remaining);
      }
      return result;
  };
};

export function RealTimeLogManager(){
  const log = wx.getRealtimeLogManager&&global.config.envVersion=='release'? wx.getRealtimeLogManager() : null;
  return {
  debug(...args) {
    console.debug.apply(null, arguments);
    if (!log) return
    log.debug( "v"+ global.config.version ,...args)
  },
  info(...args) {
    console.info.apply(null, arguments);
    if (!log) return
    log.info( "v"+ global.config.version ,...args)
  },
  warn(...args) {
    console.warn.apply(null, arguments);
    if (!log) return
    log.warn( "v"+ global.config.version ,...args);
  },
  error(...args) {
    console.error.apply(null, arguments);
    if (!log) return
    log.error( "v"+ global.config.version ,...args);
  },
  setFilterMsg(msg) { // 从基础库2.7.3开始支持
    if (!log || !log.setFilterMsg) return
    if (typeof msg !== 'string') return
    log.setFilterMsg(msg)
  },
  addFilterMsg(msg) { // 从基础库2.8.1开始支持
    if (!log || !log.addFilterMsg) return
    if (typeof msg !== 'string') return
    log.addFilterMsg(msg)
  }
}
}
global.realTimeLog = RealTimeLogManager();