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58 lines
1.4 KiB
JavaScript

import * as Api from '@/api/region'
import storage from '@/utils/storage'
const REGION_TREE = 'region_tree'
/**
* 商品分类 model类
* RegionModel
*/
export default {
// 从服务端获取全部地区数据(树状)
getTreeDataFromApi () {
return new Promise((resolve, reject) => {
Api.tree().then(result => resolve(result.data.data))
})
},
// 获取所有地区(树状)
getTreeData () {
return new Promise((resolve, reject) => {
// 判断缓存中是否存在
const data = storage.get(REGION_TREE)
// 从服务端获取全部地区数据
if (data) {
resolve(data)
} else {
this.getTreeDataFromApi().then(list => {
// 缓存24小时
storage.set(REGION_TREE, list, 1 * 24 * 60 * 60 * 1000)
resolve(list)
})
}
})
},
// 获取所有地区的总数
getCitysCount () {
return new Promise((resolve, reject) => {
// 获取所有地区(树状)
this.getTreeData().then(data => {
const cityIds = []
// 遍历省份
for (const pidx in data) {
const province = data[pidx]
// 遍历城市
for (const cidx in province.city) {
const cityItem = province.city[cidx]
cityIds.push(cityItem.id)
}
}
resolve(cityIds.length)
})
})
}
}