index.ts
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// @ts-nocheck
import _areaList from './city-china.json';
export const areaList = _areaList
// #ifndef UNI-APP-X
type UTSJSONObject = Record<string, string>
// #endif
// #ifdef UNI-APP-X
type Object = UTSJSONObject
// #endif
type AreaList = {
province_list : Map<string, string>;
city_list : Map<string, string>;
county_list : Map<string, string>;
}
// type CascaderOption = {
// text : string;
// value : string;
// children ?: CascaderOption[];
// };
const makeOption = (
label : string,
value : string,
children ?: UTSJSONObject[],
) : UTSJSONObject => ({
label,
value,
children,
});
export function useCascaderAreaData() : UTSJSONObject[] {
const city = areaList['city_list'] as UTSJSONObject
const county = areaList['county_list'] as UTSJSONObject
const province = areaList['province_list'] as UTSJSONObject
const provinceMap = new Map<string, UTSJSONObject>();
Object.keys(province).forEach((code) => {
provinceMap.set(code.slice(0, 2), makeOption(`${province[code]}`, code, []));
});
const cityMap = new Map<string, UTSJSONObject>();
Object.keys(city).forEach((code) => {
const option = makeOption(`${city[code]}`, code, []);
cityMap.set(code.slice(0, 4), option);
const _province = provinceMap.get(code.slice(0, 2));
if (_province != null) {
(_province['children'] as UTSJSONObject[]).push(option)
}
});
Object.keys(county).forEach((code) => {
const _city = cityMap.get(code.slice(0, 4));
if (_city != null) {
(_city['children'] as UTSJSONObject[]).push(makeOption(`${county[code]}`, code, null));
}
});
// #ifndef APP-ANDROID || APP-IOS
return Array.from(provinceMap.values());
// #endif
// #ifdef APP-ANDROID || APP-IOS
const obj : UTSJSONObject[] = []
provinceMap.forEach((value, code) => {
obj.push(value)
})
return obj
// #endif
}