import common from '../../utils/util';
import main from '../../utils/main';

const app = getApp();

const arrFontSize=[46,68,108];

var innerAudioContext1;

var listTaskFinished = []; //完成的任务
var listTaskReview = []; //需重新复习的任务
var timeStart; //计算时长


Page({
  data: {
    NumberNew: 0,
    NumberReview: 0,
    NumberHistory: 0,
    IsShowNumberInfo: false,
  },
  onLoad: function () {
    var that = this;
    that.setData({
      Containnerheight: main.getWindowHeight(),
      IsShowAnswer: [0, 0],
      CanUndo: 1,
    });

    innerAudioContext1 = wx.createInnerAudioContext();
    this.audioCtx = wx.createAudioContext('playAudio');

    this.getList();

  },
  onShow: function () {
    var that = this;
    if (that.data.NumberNew == 0 &&
      that.data.NumberReview == 0 &&
      that.data.NumberHistory == 0) {

      listTaskFinished = [];
      that.setSoundFile(1);
    }
    else{
      that.setSoundFile(-1);

      
      var list = wx.getStorageSync("CardList");
      if (list && list.length>0){
        for (var i = 0; i < list.length; i++) {
          if (that.data.TaskList[0].MiaoguoCardID == list[i].MiaoguoCardID) {
            var card = {};
            that.data.TaskList[0].Content = list[i].Content;
            that.data.TaskList[0].ContentNew = main.changeStringToView(list[i].Content);
            that.setData({
              TaskList:that.data.TaskList,
            });
            wx.removeStorageSync("CardList");
            break;
          }
        }
      }
      
    }
  },
  onPullDownRefresh: function () {
    this.gotoEdit(1);
  },
  setSoundFile: function (isFinish) {//isFinish=1 结束 =0正常 =-1开始
    var that = this;
    var url = "/pages/sounds/";
    if (isFinish == 1) {
      url += "end.mp3";
      if (wx.canIUse('setBackgroundColor')) {
        wx.setBackgroundColor({
          backgroundColor: "#a5656e",
        });
      }
      that.getTaskTime();
    }
    else {
      url += "short2.mp3";
    }
    if (isFinish>=0){
      innerAudioContext1.src = url;
      innerAudioContext1.play();
    }
    
    wx.pageScrollTo({
      scrollTop: 0,
    });
  },
  getList: function () {
    var task = wx.getStorageSync("TaskToday");
    var that = this;
    var arrNew = task.ListNew;
    var arrHistory = task.ListHistory;
    listTaskReview = task.ListReview;

    var nMax = [1, 1];
    if (arrNew.length == 0 || arrHistory.length == 0) {
      if (arrNew.length == 0) {
        nMax[0] = 0;
      }
      if (arrHistory.length == 0) {
        nMax[1] = 0;
      }
    } else if (arrNew.length >= arrHistory.length) {
      nMax[0] = Math.floor(arrNew.length / arrHistory.length);
    } else if (arrNew.length < arrHistory.length) {
      nMax[1] = Math.floor(arrHistory.length / arrNew.length);
    }

    arrNew = common.randomArray(arrNew);
    arrHistory = common.randomArray(arrHistory);

    var Len = arrNew.length + arrHistory.length;
    var list = [],
      indexNew = 0,
      indexHistory = 0;
    for (var i = 0; i < Len; i++) {
      for (var j = 0; j < nMax[0]; j++) {
        if (indexNew < arrNew.length) {
          arrNew[indexNew].IsNew = true;
          list.push(arrNew[indexNew++]);
        }
      }
      for (var j = 0; j < nMax[1]; j++) {
        if (indexHistory < arrHistory.length) {
          arrHistory[indexHistory].IsHistory = true;
          list.push(arrHistory[indexHistory++]);
        }
      }
    }

    that.data.NumberReview = listTaskReview.length;
    if (list.length == 0 && listTaskReview.length > 0) {
      list.push(listTaskReview.shift());
    }

    list = updateNumberStr(list);
    listTaskReview = updateNumberStr(listTaskReview);


    //处理列表
    list = formatList(list);
    listTaskReview = formatList(listTaskReview);

    var fontSize=0;
    if (list.length>0)
      fontSize = list[0].FontSize;

    that.setData({
      NumberNew: arrNew.length,
      NumberReview: that.data.NumberReview,
      NumberHistory: arrHistory.length,
      TaskList: list,
      FontSize: fontSize,
      CanUndo: 0,
    });

    listTaskFinished = [];
    timeStart = new Date(); //起始时间

    function formatList(list) {
      for (var i = 0; i < list.length; i++) {
        list[i].ContentNew = main.changeStringToView(list[i].Content);
      }
      return list;
    }

    function replaceStr(data) {
      var result = "";
      if (data.indexOf("d") > 0) {
        var dayNum = Number(data.replace("d", ""));
        if (dayNum >= 365) {
          var year1 = Math.floor(dayNum / 365);
          var year = year1 + Math.round(10 * (dayNum - year1 * 365) / 365) / 10;
          result = year + "年";
        } else {
          if (dayNum > 31) {
            var month1 = Math.floor(dayNum / 30);
            var month = month1 + Math.round(10 * (dayNum - month1 * 30) / 30) / 10;
            result = month + "月";
          } else
            result = data.replace("d", "天");
        }

      } else if (data.indexOf("m") > 0)
        result = data.replace("m", "分钟");
      return result;
    }

    function updateNumberStr(list) {
      for (var i = 0; i < list.length; i++) {
        if (list[i].Number0)
          list[i].Number0Str = replaceStr(list[i].Number0);
        if (list[i].Number1)
          list[i].Number1Str = replaceStr(list[i].Number1);
        if (list[i].Number2)
          list[i].Number2Str = replaceStr(list[i].Number2);
        if (list[i].Number3)
          list[i].Number3Str = replaceStr(list[i].Number3);
      }
      return list;
    }
  },

  onShowAnswer: function (e) {
    var start = e.currentTarget.dataset.start;
    var that = this;
    if (!(that.data.NumberNew == 0 &&
      that.data.NumberReview == 0 &&
      that.data.NumberHistory == 0)) {

      if (start) {
        that.data.IsShowAnswer[0] = 0;
        that.data.IsShowAnswer[1] = 0;
      }
      else {
        if (!that.data.IsShowAnswer[0] && !that.data.IsShowAnswer[1]) {
          that.data.IsShowAnswer[0] = 1;
          if (that.data.TaskList[0].ContentNew.Field[3].length == 0) {
            that.data.IsShowAnswer[1] = 1;
          }
        }
        else if (that.data.IsShowAnswer[0] && !that.data.IsShowAnswer[1]) {
          that.data.IsShowAnswer[1] = 1;
        }
      }

      that.setData({
        IsShowAnswer: that.data.IsShowAnswer,
      });
    }
  },
  onAddQuestion: function () {
    wx.navigateTo({
      url: './add'
    });
  },
  onMore: function () {
    var that = this;
    wx.showActionSheet({
      itemList: ["详细信息", "编辑笔记"],
      success(res) {
        that.gotoEdit(res.tapIndex);
      },
    })
  },
  gotoEdit:function(tapIndex){
    var that = this;
    //console.log(res.tapIndex);
    var list = [];
    that.data.TaskList[0].MiaoguoCardID = that.data.TaskList[0].ID;
    list.push(that.data.TaskList[0]);
    wx.setStorageSync("CardList", list);

    if (tapIndex == 0) {
      wx.navigateTo({
        url: './cardInfo?id=' + that.data.TaskList[0].MiaoguoCardID,
      });
    }
    else if (tapIndex == 1) {
      wx.navigateTo({
        url: './add?type=edit&id=' + that.data.TaskList[0].MiaoguoCardID,
      });
    }
  },
  onFontSize:function(){
    for(var i=0;i<arrFontSize.length;i++){
      if (arrFontSize[i] == this.data.TaskList[0].FontSize){
        i++;
        if (i==arrFontSize.length)
          i=0;
        this.data.TaskList[0].FontSize = arrFontSize[i];
        break;
      }
    }
    
    this.setData({
      TaskList: this.data.TaskList,
    });
  },
  gotoPrev: function () {
    if (listTaskFinished.length > 0) {
      var card = listTaskFinished.pop();
      //console.log(card);

      var that = this;
      var url = "UndoMiaoguoCard?";
      url += "ID=" + card.Card.ID;
      url += "&UserID=" + app.globalData.userInfo.UserID;
      url += "&IntervalTime=" + card.IntervalTime;
      url += "&IntervalDay=" + card.IntervalDay;
      url += "&RepetitionCoefficient=" + card.RepetitionCoefficient;
      if (card.Card.FirstTime)
        url += "&FirstTime=" + card.Card.FirstTime;
      if (card.Card.LastTime)
        url += "&LastTime=" + card.Card.LastTime;

      main.getData(url, function (data) {
        timeStart = new Date();

        card.Card.Number0 = card.Number0Old;
        card.Card.Number0Str = card.Number0StrOld;
        card.Card.Number1 = card.Number1Old;
        card.Card.Number1Str = card.Number1StrOld;
        card.Card.Number2 = card.Number2Old;
        card.Card.Number2Str = card.Number2StrOld;
        card.Card.Number3 = card.Number3Old;
        card.Card.Number3Str = card.Number3StrOld;

        if (card.NumberReview < that.data.NumberReview) {
          listTaskReview.pop();
        }
        that.data.TaskList.unshift(card.Card);
        var canUndo = 1;
        if (listTaskFinished.length == 0)
          canUndo = 0;

        that.setData({
          IsShowAnswer: [0, 0],
          TaskList: that.data.TaskList,
          NumberNew: card.NumberNew,
          NumberReview: card.NumberReview,
          NumberHistory: card.NumberHistory,
          CanUndo: canUndo,
        });
      });

      wx.showToast({
        title: '已返回',
        icon:'none',
      });
    }
    that.setSoundFile(0);
  },
  gotoNext: function (e) {
    var that = this;

    wx.showLoading({
      title: '请稍候',
    });

    var btnnumber = e.currentTarget.dataset.btnnumber;
    var time = e.currentTarget.dataset.time;

    var finishCard = {};
    finishCard.Card = that.data.TaskList[0];

    finishCard.NumberNew = this.data.NumberNew;
    finishCard.NumberReview = this.data.NumberReview;
    finishCard.NumberHistory = this.data.NumberHistory;

    finishCard.Number0Old = this.data.TaskList[0].Number0;
    finishCard.Number0StrOld = this.data.TaskList[0].Number0Str;
    finishCard.Number1Old = this.data.TaskList[0].Number1;
    finishCard.Number1StrOld = this.data.TaskList[0].Number1Str;
    finishCard.Number2Old = this.data.TaskList[0].Number2;
    finishCard.Number2StrOld = this.data.TaskList[0].Number2Str;
    finishCard.Number3Old = this.data.TaskList[0].Number3;
    finishCard.Number3StrOld = this.data.TaskList[0].Number3Str;

    //若不是搁置
    if (btnnumber != "1") {
      //若是分钟，则进入复习列表
      if (time.lastIndexOf("m") == time.length - 1) {
        var minute = Number(time.substr(0, time.indexOf("m")));
        this.data.TaskList[0].LimitTime = common.formatTime(common.addDate("n", minute, new Date()));
        //若是新增，则10m 1d 4d
        if (this.data.TaskList[0].IsNew) {
          this.data.TaskList[0].Number0 = "10m";
          this.data.TaskList[0].Number0Str = "10分钟";

          delete this.data.TaskList[0].Number1;
          delete this.data.TaskList[0].Number1Str;

          this.data.TaskList[0].Number2 = "1d";
          this.data.TaskList[0].Number2Str = "1天";

          this.data.TaskList[0].Number3 = "4d";
          this.data.TaskList[0].Number3Str = "4天";
          this.data.TaskList[0].FirstTime = null;
          this.data.TaskList[0].LastTime = null;

        }
        //若是历史的，则10m 1d
        else if (this.data.TaskList[0].IsHistory) {
          this.data.TaskList[0].Number0 = "10m";
          this.data.TaskList[0].Number0Str = "10分钟";

          delete this.data.TaskList[0].Number1;
          delete this.data.TaskList[0].Number1Str;

          this.data.TaskList[0].Number2 = "1d";
          this.data.TaskList[0].Number2Str = "1天";

          delete this.data.TaskList[0].Number3;
          delete this.data.TaskList[0].Number3Str;
        }
        this.data.TaskList[0].IsReview = true;
        listTaskReview.push(this.data.TaskList[0]);
      }
      //若是天月年
      else {
        var dayNum = Number(time.substr(0, time.indexOf("d")));
        var date = common.addDate("d", dayNum, new Date());
        this.data.TaskList[0].LimitTime = common.formatTime(date);
      }

    }
    else{
      wx.showToast({
        title: '已搁置',
        icon: 'none',
      });
    }

    //修改学习任务个数
    var learningType = 0;
    if (this.data.TaskList[0].IsReview) {
      learningType = 2;
      this.data.NumberReview = listTaskReview.length;
    }
    if (this.data.TaskList[0].IsNew) {
      learningType = 0;
      this.data.NumberNew--;
      if (this.data.NumberNew < 0)
        this.data.NumberNew = 0;
    } else if (this.data.TaskList[0].IsHistory) {
      learningType = 1;
      this.data.NumberHistory--;
      if (this.data.NumberHistory < 0)
        this.data.NumberHistory = 0;
    }
    if (btnnumber == "1") {
      learningType = 3;
    }

    finishCard.IntervalTime = time;
    finishCard.BtnNumber = btnnumber;
    finishCard.LearningType = learningType;

    //保存上传
    var obj = {
      ID: this.data.TaskList[0].ID,
      IntervalTime: time,
      BtnNumber: btnnumber,
      LearningType: learningType,
      IsUndo: 0,
    }
    this.saveCard(obj, function () {

      wx.hideLoading();
      
      //添加完成列表，去掉任务列表数据
      listTaskFinished.push(finishCard);
      that.data.TaskList.shift();

      that.data.NumberReview = listTaskReview.length;

      //查看复习卡是否到时间
      if (listTaskReview.length > 0 && listTaskReview[0].LimitTime < common.formatTime(new Date()) || that.data.TaskList.length == 0) {
        that.data.TaskList.unshift(listTaskReview.shift());
      }

      //console.log(JSON.stringify(that.data.TaskList[0]));

      if (that.data.NumberNew == 0 &&
        that.data.NumberReview == 0 &&
        that.data.NumberHistory == 0) {
        that.setData({
          IsShowAnswer: [0, 0],
          NumberNew: 0,
          NumberReview: 0,
          NumberHistory: 0,
          CanUndo: 1,
        });
        that.setSoundFile(1);
      } else {
        //任务没有完成，下一张卡片
        that.setData({
          IsShowAnswer: [0, 0],
          TaskList: that.data.TaskList,
          NumberNew: that.data.NumberNew,
          NumberReview: that.data.NumberReview,
          NumberHistory: that.data.NumberHistory,
          FontSize: that.data.TaskList[0].FontSize,
          CanUndo: 1,
        });
        that.setSoundFile(0);
      }
    });

    
  },
  saveCard: function (obj, callback) {
    var url = "UpdateMiaoguoCardToday?";
    url += "ID=" + obj.ID;
    url += "&UserID=" + app.globalData.userInfo.UserID;
    url += "&IntervalTime=" + obj.IntervalTime;
    url += "&BtnNumber=" + obj.BtnNumber;
    url += "&LearningType=" + obj.LearningType;
    url += "&FontSize=" + this.data.TaskList[0].FontSize;

    var duration = common.diffDate("s", timeStart, new Date());
    url += "&Duration=" + duration;

    url += "&IsUndo=" + obj.IsUndo;
    if (obj.LastTime)
      url += "&LastTime=" + obj.LastTime;

    main.getData(url, function (data) {
      timeStart = new Date();
      callback();
    });
  },
  playSound: function (e) {
    var that=this;
    var str = e.currentTarget.dataset.content;
    var url;
    if (str.indexOf("英 [") >= 0 || str.indexOf("美 [") >= 0) {
      str = str.replace("英 [", "[");
      str = str.replace("美 [", "[");
      url = e.currentTarget.dataset.soundmark;
    }
    else {
      var url = app.globalData.audioUrlBaidu;
      url = url.replace("[token]", app.globalData.BaiduToken);
      url = url.replace("[word]", str);
    }
    this.audioCtx.setSrc(url);
    this.audioCtx.play();

    var fieldid = e.currentTarget.dataset.fieldid;
    var content = that.data.TaskList[0].ContentNew.Field[fieldid];
    var selectIndex=0;
    for (var i = 0; i < content.length;i++){
      if (content[i].Type == 'sound'){
        if (content[i].Content == e.currentTarget.dataset.content) {
          content[i].SoundImageName="gif";
          selectIndex=i;
          break;
        }
      }
    }
    that.setData({
      TaskList: that.data.TaskList,
    });
    setTimeout(function(){
      content[selectIndex].SoundImageName = "png";
      that.data.TaskList[0].ContentNew.Field[fieldid]=content;
      that.setData({
        TaskList: that.data.TaskList,
      });
    },2000);
  },
  getTaskTime: function () {
    var that=this;
    var url = "GetMiaoguoTaskTime?";
    url += "UserID=" + app.globalData.userInfo.UserID;
    main.getData(url, function (data) {
      if (data){
        data = common.getMinuteSecond(data);
        that.setData({
          TodayTime: data,
        });
      }
    });
  },
  showNumberContainner: function () {
    this.setData({
      IsShowNumberInfo: true,
    });
  },
  closeNumberContainner: function () {
    this.setData({
      IsShowNumberInfo: false,
    });
  },
  onShareAppMessage: function () {
    return {
      title: app.globalData.ShareTitle,
      path: app.globalData.SharePath + '?UserID=' + app.globalData.userInfo.UserID,
      imageUrl: app.globalData.ShareImage,
    }
  },

});