unserver-unify/src/app/common/bizmodel/knowledgeBizModel.service.js

'use strict';
angular.module('bamboo.common').service('knowledgeBizModel', knowledgeBizModel);
knowledgeBizModel.$inject = ['$q', 'ApiService', '$translate'];

function knowledgeBizModel($q, ApiService, $translate) {
  var self = this;
  var chartData = {
    labels: [],
    datasets: [{
      label: "" ,
      backgroundColor: "rgba(255,99,132,0.2)",
      borderColor: "rgba(255,99,132,1)",
      pointBackgroundColor: "rgba(255,99,132,1)",
      pointBorderColor: "#fff",
      pointHoverBackgroundColor: "#fff",
      pointHoverBorderColor: "rgba(255,99,132,1)",
      data: []
    }]
  };

  function getKnowledgeSourse(userknowledges) {
    var displayKnowledges = [];
    angular.forEach(userknowledges, function(value, key) {
     // var childPerctg = [];
      var _k = {
        //child:childPerctg,
        value: value,
        key: key,
        score: value.correct * 100 / value.counter,
      }
      displayKnowledges.push(_k);
      // /console.log(value);
      for (var i = 0; i <= 5; i++) {
        if (value[i]) {
          displayKnowledges.push({
            level: i,
            //counter:value[i].counter,
            //correct:value[i].correct,
            value: value[i],
            score: value[i].correct * 100 / value[i].counter,
            percentage: (value[i].correct * 100) / value[i].counter
          });
        }
      }
    });
    return displayKnowledges;
  }

  function prepareRadarChart(knowledgeSourse) {
    var labels = [];
    var data = [];
    //var charDict = {};
    angular.forEach(knowledgeSourse, function(nlg, idx) {
      if (nlg.key) {
        var key = nlg.key.split(',').shift();
        var value = nlg.value;
        labels.push(key);
        if (value.counter) {
          data.push(value.correct * 100 / value.counter);
        } else {
          labels.pop();
        }
      }
    });
    chartData.labels = labels;
    chartData.datasets[0].data = data;
    $translate('Accuracy Rate(%)').then(function(data) {
      chartData.datasets[0].label = data;
    });
    return chartData;
  }
  self.getRadarChartData = function(uid, lid) {
    var info = {
      cid: lid,
      id: uid,
      action: "getusercourseknowledges",
    }
    var deferred = $q.defer();
    var promise = deferred.promise;
    ApiService.post('/user', info).then(function(result) {;
      var userscores = [];
      if (result.data.success) {
        var userknowledges = result.data.data || [];
        var knowledgeSourse =  getKnowledgeSourse(userknowledges);
        var radarChartData = prepareRadarChart(knowledgeSourse);
        deferred.resolve(radarChartData);
      }else{
        deferred.reject(result);
      }
    });
    return promise;
  }
}