72 lines
2.4 KiB
JavaScript
72 lines
2.4 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const tslib_1 = require("tslib");
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const assert_1 = tslib_1.__importDefault(require("assert"));
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const AmapSDK_1 = tslib_1.__importDefault(require("oak-external-sdk/lib/AmapSDK"));
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const AMap_1 = require("oak-external-sdk/lib/types/AMap");
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const geo_1 = require("oak-domain/lib/utils/geo");
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class AMap {
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keys;
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index;
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constructor(keys) {
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(0, assert_1.default)(keys.length > 0);
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this.keys = keys.map(ele => ({
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...ele,
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count: AMap_1.WebServiceKeyWeight[ele.type],
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}));
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this.index = 0;
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}
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getKey() {
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while (true) {
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const key = this.keys[this.index];
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if (key.count > 0) {
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key.count--;
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return key.key;
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}
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key.count = AMap_1.WebServiceKeyWeight[key.type];
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this.index = (this.index + 1) % this.keys.length;
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}
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}
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async regeo(params) {
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const key = this.getKey();
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const instance = AmapSDK_1.default.getInstance(key);
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/**
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* https://lbs.amap.com/api/webservice/guide/api/georegeo
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*/
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const gcj02Tudes = (0, geo_1.wgs84togcj02)([params.longitude, params.latitude]);
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const { regeocode } = await instance.regeo({
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longitude: gcj02Tudes[0],
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latitude: gcj02Tudes[1],
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});
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return {
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poiName: regeocode.formatted_address,
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areaId: regeocode.addressComponent.adcode, // towncode的编码不是很规范
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};
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}
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;
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async geo(params) {
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const key = this.getKey();
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const instance = AmapSDK_1.default.getInstance(key);
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/**
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* https://lbs.amap.com/api/webservice/guide/api/georegeo
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*/
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const { name, areaId } = params;
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const { geocodes } = await instance.geocode({
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address: name,
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city: areaId,
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});
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return geocodes.map((ele) => {
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const { location } = ele;
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const tudes = location.split(',').map((ele) => parseFloat(ele));
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const wgs84Tudes = (0, geo_1.gcj02towgs84)(tudes);
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return {
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poiName: ele.formatted_address,
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areaId: ele.adcode,
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longitude: wgs84Tudes[0],
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latitude: wgs84Tudes[1],
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};
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});
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}
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}
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exports.default = AMap;
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