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| 1 | +picker = angular.module('daterangepicker', []) |
| 2 | + |
| 3 | +picker.directive('dateRangePicker', ['$compile', '$timeout', ($compile, $timeout) -> |
| 4 | + require: 'ngModel' |
| 5 | + restrict: 'A' |
| 6 | + scope: |
| 7 | + dateMin: '=min' |
| 8 | + dateMax: '=max' |
| 9 | + opts: '=options' |
| 10 | + link: ($scope, element, attrs, modelCtrl) -> |
| 11 | + el = $(element) |
| 12 | + required = _.has(attrs, 'required') |
| 13 | + defaults = {separator: ' - ', format: 'YYYY-MM-DD'} |
| 14 | + |
| 15 | + opts = angular.copy(defaults) |
| 16 | + |
| 17 | + _formatted = (viewVal) -> |
| 18 | + f = (date) -> |
| 19 | + if not moment.isMoment(date) |
| 20 | + return moment(date).format(opts.format) |
| 21 | + return date.format(opts.format) |
| 22 | + |
| 23 | + [f(viewVal.startDate), f(viewVal.endDate)].join(opts.separator) |
| 24 | + |
| 25 | + _validateMin = (min, start) -> |
| 26 | + min = moment(min) |
| 27 | + start = moment(start) |
| 28 | + valid = min.isBefore(start) or min.isSame(start, 'day') |
| 29 | + modelCtrl.$setValidity('min', valid) |
| 30 | + return valid |
| 31 | + |
| 32 | + _validateMax = (max, end) -> |
| 33 | + max = moment(max) |
| 34 | + end = moment(end) |
| 35 | + valid = max.isAfter(end) or max.isSame(end, 'day') |
| 36 | + modelCtrl.$setValidity('max', valid) |
| 37 | + return valid |
| 38 | + |
| 39 | + modelCtrl.$formatters.unshift((val) -> |
| 40 | + if val and val.startDate and val.endDate |
| 41 | + # Update datepicker dates according to val before rendering. |
| 42 | + picker = _getPicker() |
| 43 | + picker.setStartDate(val.startDate) |
| 44 | + picker.setEndDate(val.endDate) |
| 45 | + return val |
| 46 | + return '' |
| 47 | + ) |
| 48 | + |
| 49 | + modelCtrl.$parsers.unshift((val) -> |
| 50 | + # Check if input is invalid. |
| 51 | + if not _.isObject(val) or not (_.has(val, 'startDate') and _.has(val, 'endDate')) |
| 52 | + return modelCtrl.$modelValue |
| 53 | + |
| 54 | + # If min-max set, validate as well. |
| 55 | + if $scope.dateMin and val.startDate |
| 56 | + _validateMin($scope.dateMin, val.startDate) |
| 57 | + else |
| 58 | + modelCtrl.$setValidity('min', true) |
| 59 | + |
| 60 | + if $scope.dateMax and val.endDate |
| 61 | + _validateMax($scope.dateMax, val.endDate) |
| 62 | + else |
| 63 | + modelCtrl.$setValidity('max', true) |
| 64 | + |
| 65 | + return val |
| 66 | + ) |
| 67 | + |
| 68 | + modelCtrl.$isEmpty = (val) -> |
| 69 | + # modelCtrl is empty if val is invalid or any of the ranges are not set. |
| 70 | + not val or (val.startDate == null or val.endDate == null) |
| 71 | + |
| 72 | + modelCtrl.$render = -> |
| 73 | + if not modelCtrl.$viewValue |
| 74 | + return el.val('') |
| 75 | + |
| 76 | + if modelCtrl.$viewValue.startDate == null |
| 77 | + return el.val('') |
| 78 | + |
| 79 | + return el.val(_formatted(modelCtrl.$viewValue)) |
| 80 | + |
| 81 | + |
| 82 | + _init = -> |
| 83 | + el.daterangepicker(opts) |
| 84 | + _getPicker = -> |
| 85 | + el.data('daterangepicker') |
| 86 | + |
| 87 | + _init() |
| 88 | + |
| 89 | + el.on('apply', (ev, picker) -> |
| 90 | + $timeout(-> |
| 91 | + $scope.$apply(-> |
| 92 | + modelCtrl.$setViewValue( |
| 93 | + startDate: picker.startDate.toDate() |
| 94 | + endDate: picker.endDate.toDate() |
| 95 | + ) |
| 96 | + modelCtrl.$render() |
| 97 | + )) |
| 98 | + ) |
| 99 | + |
| 100 | + # If input is cleared manually, set dates to null. |
| 101 | + el.change(() -> |
| 102 | + if $.trim(el.val()) == '' |
| 103 | + $timeout(-> |
| 104 | + $scope.$apply(-> |
| 105 | + modelCtrl.$setViewValue( |
| 106 | + startDate: null |
| 107 | + endDate: null |
| 108 | + ) |
| 109 | + )) |
| 110 | + ) |
| 111 | + |
| 112 | + if attrs.min |
| 113 | + $scope.$watch('dateMin', (date) -> |
| 114 | + if date |
| 115 | + if not modelCtrl.$isEmpty(modelCtrl.$viewValue) |
| 116 | + _validateMin(date, modelCtrl.$viewValue.startDate) |
| 117 | + |
| 118 | + opts['minDate'] = moment(date) |
| 119 | + else |
| 120 | + opts['minDate'] = false |
| 121 | + _init() |
| 122 | + ) |
| 123 | + |
| 124 | + if attrs.max |
| 125 | + $scope.$watch('dateMax', (date) -> |
| 126 | + if date |
| 127 | + if not modelCtrl.$isEmpty(modelCtrl.$viewValue) |
| 128 | + _validateMax(date, modelCtrl.$viewValue.endDate) |
| 129 | + |
| 130 | + opts['maxDate'] = moment(date) |
| 131 | + else |
| 132 | + opts['maxDate'] = false |
| 133 | + |
| 134 | + _init() |
| 135 | + ) |
| 136 | + |
| 137 | + if attrs.options |
| 138 | + $scope.$watch('opts', (newOpts) -> |
| 139 | + opts = angular.extend(opts, newOpts) |
| 140 | + _init() |
| 141 | + ) |
| 142 | +]) |
| 143 | + |
| 144 | + |
| 145 | + |
| 146 | + |
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