business helper add getGPS

app/extend/helper.js

@@ -154,6 +154,17 @@ module.exports = {
     return ret;
   },
 
+  async getGPS(address) {
+
+    const baidu_url = `https://api.map.baidu.com/geocoder/v2/`;
+    const result = await this.send_request(baidu_url, { address: address, output: 'json', ak: '3TBenWOhPygtFFazaR5kSibU' }, { method: 'GET' });
+    const ret = result.data;
+    if (ret && ret.status === 0) {
+      return ret;
+    }
+    return false;
+  },
+
   async check_submit_frequent(redis_key, expire = 5) {
     const { ctx, app } = this;
     const redis_value = await app.memcache.get(redis_key);
@@ -233,10 +244,10 @@ module.exports = {
     return array;
   },
 
-  JsonParse(jsonStr){
+  JsonParse(jsonStr) {
     try {
       return JSON.parse(jsonStr);
-    }catch(error){
+    } catch (error) {
       return [];
     }
   },