import ngModule from '../../module';
import Field from '../field';

export default class InputTime extends Field {
    constructor($element, $scope, $compile, $filter) {
        super($element, $scope, $compile);
        this.$filter = $filter;

        this.input = $compile(`<input type="time"></input>`)($scope)[0];
        this.input.addEventListener('change', () => this.onValueUpdate());
    }

    get field() {
        return super.field;
    }

    set field(value) {
        this.input.value = this.$filter('date')(value, 'HH:mm');
        super.field = value;
    }

    onValueUpdate() {
        let date = null;
        let value = this.input.value;

        if (value) {
            let split = value.split(':').map(i => parseInt(i) || null);

            date = this.field instanceof Date
                ? this.field
                : new Date(this.field || null);
            date.setHours(split[0], split[1], 0, 0);
        }

        super.field = date;
        this.$.$applyAsync();
    }
}

InputTime.$inject = ['$element', '$scope', '$compile', '$filter'];

ngModule.vnComponent('vnInputTime', {
    controller: InputTime
});