refactor(amap): 优化高德地图sdk 加载方式

package.json

@@ -7,7 +7,7 @@
   },
   "devDependencies": {
     "@antv/g2": "^3.5.9",
-    "@antv/gatsby-theme-antv": "^0.10.59",
+    "@antv/gatsby-theme-antv": "^0.11.5",
     "@babel/cli": "^7.6.4",
     "@babel/core": "^7.6.4",
     "@babel/plugin-proposal-decorators": "^7.6.0",

packages/maps/package.json

@@ -26,6 +26,7 @@
   "author": "xiaoiver",
   "license": "ISC",
   "dependencies": {
+    "@amap/amap-jsapi-loader": "^0.0.3",
     "@antv/l7-core": "2.2.32",
     "@antv/l7-map": "2.2.32",
     "@antv/l7-utils": "2.2.32",

packages/maps/src/amap/map.ts

@@ -1,6 +1,7 @@
 /**
  * AMapService
  */
+import AMapLoader from '@amap/amap-jsapi-loader';
 import {
   Bounds,
   CoordinateSystem,
@@ -330,16 +331,21 @@ export default class AMapService
         }
         amapLoaded = true;
         plugin.push('Map3D');
-        this.loadAMapScript(
-          `https://webapi.amap.com/maps?v=${AMAP_VERSION}&key=${token}&plugin=${plugin.join(
-            ',',
-          )}`,
-        ).then(() => {
+        AMapLoader.load({
+          key: token, // 申请好的Web端开发者Key，首次调用 load 时必填
+          version: AMAP_VERSION, // 指定要加载的 JSAPI 的版本，缺省时默认为 1.4.15
+          plugins: plugin, // 需要使用的的插件列表，如比例尺'AMap.Scale'等
+        })
+          .then((AMap) => {
             resolveMap();
+
             if (pendingResolveQueue.length) {
               pendingResolveQueue.forEach((r) => r());
               pendingResolveQueue = [];
             }
+          })
+          .catch((e) => {
+            throw new Error(e);
           });
       } else {
         if ((amapLoaded && window.AMap) || mapInstance) {
@@ -451,15 +457,4 @@ export default class AMapService
     $wrapper.appendChild($amapdiv);
     return $amapdiv;
   }
-  private loadAMapScript(src: string) {
-    return new Promise((resolve, reject) => {
-      const script = document.createElement('script');
-      script.src = src;
-      script.onload = () => {
-        resolve();
-      };
-      script.onerror = reject;
-      document.head.appendChild(script);
-    });
-  }
 }