Created
March 13, 2020 18:00
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| 'use strict'; | |
| (function () { | |
| // начальное состояние фильтров, можно сразу заполнить дефолтными значениями | |
| var filterState = { | |
| 'housing-type': 'any', | |
| 'housing-rooms': 'any', | |
| 'housing-guests': 'any', | |
| features: {} | |
| } | |
| var checkHouseType = function (elementValue, filterStateValue) { | |
| return filterStateValue === 'any' || filterStateValue === elementValue.toString(); | |
| }; | |
| // функция для применения фильтров | |
| var apply = function (offers) { | |
| console.log('filterState', filterState); | |
| return offers.filter(function (element) { | |
| return checkHouseType(element.offer.type, filterState['housing-type']); | |
| }); | |
| }; | |
| // функция для изменения фильтра | |
| var change = function(key, value) { | |
| filterState[key] = value; | |
| } | |
| var changeFilter = function(key, value) { | |
| filterState.features[key] = value; | |
| } | |
| window.filter = { | |
| apply: apply, | |
| change: change, | |
| changeFilter: changeFilter | |
| }; | |
| })(); | |
| // использование | |
| mapFilters.addEventListener('change', function (evt) { | |
| window.map.closePopUp(); | |
| window.pins.removePins(); | |
| var filterName = evt.target.id; | |
| var filterValue = evt.target.value; | |
| if (evt.target.name === 'features') { | |
| window.filter.changeFilter(filterValue, evt.target.checked); | |
| } else { | |
| window.filter.change(filterName, filterValue); | |
| } | |
| var pins = window.filter.apply(window.map.offers).slice(0, window.constants.PINS_NUMBER); | |
| pinsContainer.appendChild(window.pins.renderPins(pins)); | |
| }); |
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