group-filter-process.js
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const _ = require('lodash');
/**
* 处理筛选数据
* @param list
* @param string | options
* @return array 处理之后的筛选数据
*/
exports.processFilter = (list, options) => {
const filters = {
classify: []
};
const filtersType = {
brand: {
name: '所有品牌',
title: '品牌',
dataId: 'id',
subsName: 'brand_name',
firstSub: 0,
dataType: 'brand',
sortNum: '1'
},
color: {
name: '所有颜色',
title: '颜色',
dataId: 'color_id',
subsName: 'color_name',
firstSub: 0,
dataType: 'color',
sortNum: '4'
},
discount: {
name: '所有商品',
title: '折扣',
dataId: 'key',
subsName: 'name',
firstSub: '0,1',
dataType: 'p_d',
sortNum: '7'
},
gender: {
name: '所有性别',
title: '性别',
dataId: 'key',
subsName: 'flag',
firstSub: '1,2,3',
dataType: 'gender',
sortNum: '0'
},
sort: {
name: '所有品类',
title: '品类',
dataId: 'relation_parameter',
subsName: 'category_name',
firstSub: 0,
dataType: 'sort',
sortNum: '3'
},
priceRange: {
name: '所有价格',
title: '价格',
dataId: 'key',
subsName: 'flag',
firstSub: 0,
dataType: 'price',
sortNum: '6'
},
size: {
name: '所有尺码',
title: '尺码',
dataId: 'size_id',
subsName: 'size_name',
firstSub: 0,
dataType: 'size',
sortNum: '5'
},
age_level: {
name: '所有人群',
title: '人群',
dataId: 'id',
subsName: 'name',
firstSub: 0,
dataType: 'age_level',
sortNum: '2'
}
};
options = Object.assign({
gender: '1,2,3', // 默认选择的性别，默认1,2,3表示所有
exclude: null // 需要排除的字段
}, options);
_.forEach(list, (item) => {
let classify = {
subs: []
};
let key = item.filterId;
if (!filtersType[key]) {
return;
}
classify.dataType = filtersType[key].dataType;
classify.name = filtersType[key].name;
classify.title = filtersType[key].title;
classify.subs.push({
chosed: true,
dataId: filtersType[key].firstSub,
name: filtersType[key].name
});
let itemList = item.allItemList || item.itemList;
_.forEach(itemList, (sub) => {
let subs = {};
subs.dataId = sub.itemId;
subs.name = sub.itemName;
if (options[classify.dataType] + '' === subs.dataId + '') {
subs.chosed = true;
classify.subs[0].chosed = false;
}
classify.subs.push(subs);
});
filters.classify[filtersType[key].sortNum] = classify;
});
return filters;
};