course fix

app/controller/course/location.js

@@ -10,17 +10,30 @@ class LocationController extends Controller {
     async getAddress() {
 
         const { ctx } = this;
-        const { lat, lng } = ctx.request.body;
-        if (!lat || !lng) {
-            ctx.failed('error lat lng');
+        let { lat, lng } = ctx.request.body;
+        let address = '';
+        if (lat && lng) {
+            const location_ret = await ctx.service.course.lbs.getLBSLocation({ lat, lng });
+            const loaction = location_ret.result;
+            if (loaction.formatted_addresses && loaction.formatted_addresses.recommend) {
+                address = loaction.formatted_addresses.recommend;
+                lat = loaction.formatted_addresses.lat;
+                lng = loaction.formatted_addresses.lng;
+            }
         }
-        const location_ret = await ctx.service.course.lbs.getLBSLocation({ lat, lng });
-        let address = '获取位置信息失败';
-        if (location_ret.result.formatted_addresses && location_ret.result.formatted_addresses.recommend) {
-            address = location_ret.result.formatted_addresses.recommend;
+        if (!address) {
+            const ip_ret = await ctx.service.course.lbs.getLBSIp();
+            const ip = ip_ret.result;
+            if (ip.location && ip.ad_info) {
+                address = ip.ad_info.province + ip.ad_info.city ? ip.ad_info.city : '' + ip.ad_info.district ? ip.ad_info.district : '';
+                lat = ip.location.lat;
+                lng = ip.location.lng;
+            }
         }
-
-        ctx.success({ result: address });
+        if (!address) {
+            address = '获取地理位置信息失败';
+        }
+        ctx.success({ address, lat, lng });
     }
 
 }

app/service/course/lbs.js

@@ -117,6 +117,54 @@ class LbsService extends Service {
     return { result };
   }
 
+  // 地址解析
+  async getLBSAddress(address) {
+    const { ctx } = this;
+    let result = {};
+    const params = {
+      address,
+      key: ctx.app.config.TX_LBS_KEY,
+    };
+
+    const resp = await ctx.helper.send_request(ctx.app.config.TX_LBS_ADDRESS_URL, params, { method: 'GET' });
+    // resp.data.status 状态码，0：正常，310：请求参数信息有误，311：Key格式错误，306：请求有护持信息请检查字符串，110：请求来源未被授权
+    ctx.logger.info('tx_lbs_location_resp: ' + JSON.stringify(resp));
+    if (resp.status === 200) {
+      // 判断响应是否正确
+      if (resp.data.status === 0) {
+        result = resp.data.result;
+      }
+    }
+
+    return { result };
+  }
+
+  // 逆地址解析
+  async getLBSIp() {
+    const { ctx } = this;
+    let result = {};
+    const ip = ctx.helper.getClientIP();
+    if (!ip) {
+      return result;
+    }
+    const params = {
+      ip: ip,
+      key: ctx.app.config.TX_LBS_KEY,
+    };
+
+    const resp = await ctx.helper.send_request(ctx.app.config.TX_LBS_ADDRESS_URL + '/ip', params, { method: 'GET' });
+    // resp.data.status 状态码，0：正常，310：请求参数信息有误，311：Key格式错误，306：请求有护持信息请检查字符串，110：请求来源未被授权
+    ctx.logger.info('tx_lbs_ip_resp: ' + JSON.stringify(resp));
+    if (resp.status === 200) {
+      // 判断响应是否正确
+      if (resp.data.status === 0) {
+        result = resp.data.result;
+      }
+    }
+
+    return { result };
+  }
+
 
 
 }