feat:智能打分

mec-teacher/src/main/java/com/ym/mec/teacher/controller/SoundController.java

@@ -10,6 +10,7 @@ import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.multipart.MultipartFile;
 
+import java.text.DecimalFormat;
 import java.util.HashMap;
 import java.util.Map;
 
@@ -24,12 +25,14 @@ public class SoundController extends BaseController {
 
     @ApiOperation(value = "评分")
     @PostMapping("compare")
-    public HttpResponseResult compare(@RequestParam("record") MultipartFile file, Integer musicScoreId){
-        Map<String, Double> result = new HashMap<>();
+    public HttpResponseResult compare(@RequestParam("record") MultipartFile record, Integer musicScoreId){
+        Map<String, String> result = new HashMap<>();
 
-        result.put("score", Math.random()*100);
-        result.put("cadence", Math.random()*100);
-        result.put("integrity", Math.random()*100);
+        DecimalFormat df   = new DecimalFormat("######0.00");
+
+        result.put("score", df.format(Math.random()*100));
+        result.put("cadence", df.format(Math.random()*100));
+        result.put("integrity", df.format(Math.random()*100));
 
         return succeed(result);
     }