OpenSlides/openslides/poll/static/js/poll/majority.js

42 lines
1.2 KiB
JavaScript

(function () {
'use strict';
angular.module('OpenSlidesApp.poll.majority', [])
.value('MajorityMethodChoices', [
{'value': 'simple_majority', 'display_name': 'Simple majority'},
{'value': 'two-thirds_majority', 'display_name': 'Two-thirds majority'},
{'value': 'three-quarters_majority', 'display_name': 'Three-quarters majority'},
{'value': 'disabled', 'display_name': 'Disabled'},
])
.factory('MajorityMethods', [
function () {
return {
'simple_majority': function (vote, base) {
return Math.ceil(-(base / 2 - vote)) - 1;
},
'two-thirds_majority': function (vote, base) {
var result = -(base * 2 - vote * 3) / 3;
if (result % 1 !== 0) {
result = Math.ceil(result) - 1;
}
return result;
},
'three-quarters_majority': function (vote, base) {
var result = -(base * 3 - vote * 4) / 4;
if (result % 1 !== 0) {
result = Math.ceil(result) - 1;
}
return result;
},
'disabled': function () {
return undefined;
},
};
}
]);
}());