decide.nolog.cz/app/components/poll-evaluation-summary.js

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2015-11-03 12:57:41 +01:00
import Ember from 'ember';
export default Ember.Component.extend({
classNames: ['evaluation-summary'],
evaluationBestOptions: function() {
var options = [],
bestOptions = [],
self = this;
// can not evaluate answer type free text
if(this.get('poll.isFreeText')) {
return [];
}
// can not evaluate a poll without users
if(Ember.isEmpty(this.get('poll.users'))) {
return [];
}
this.get('poll.users').forEach(function(user){
user.get('selections').forEach(function(selection, i){
if(options.length - 1 < i) {
options.push({
answers: [],
key: i,
score: 0
});
}
if(typeof options[i].answers[selection.get('type')] === 'undefined') {
options[i].answers[selection.get('type')] = 0;
}
options[i].answers[selection.get('type')]++;
switch (selection.get('type')) {
case 'yes':
options[i].score += 2;
break;
case 'maybe':
options[i].score += 1;
break;
case 'no':
options[i].score -= 2;
break;
}
});
});
options.sort(function(a, b) {
return a.score < b.score;
});
bestOptions.push(
options[0]
);
var i = 1;
while(true) {
if (
typeof options[i] !== 'undefined' &&
bestOptions[0].score === options[i].score
) {
bestOptions.push(
options[i]
);
}
else {
break;
}
i++;
}
bestOptions.forEach(function(bestOption, i){
if (self.get('poll.isFindADate')) {
bestOptions[i].title = self.get('dates')[bestOption.key].title;
}
else {
bestOptions[i].title = self.get('poll.options')[bestOption.key].title;
}
});
return bestOptions;
}.property('poll.users.@each'),
evaluationBestOptionsMultiple: function(){
if (this.get('evaluationBestOptions.length') > 1) {
return true;
}
else {
return false;
}
}.property('evaluationBestOptions'),
evaluationLastParticipation: function(){
return this.get('sortedUsers.lastObject.creationDate');
}.property('sortedUsers.@each'),
evaluationParticipants: function(){
return this.get('poll.users.length');
}.property('poll.users.@each')
});