Merge 'develop' changes into 'master'.

src/main/java/fr/unistra/sil/erp/back/controller/api/ApiSubmitTransactionController.java

@@ -4,10 +4,18 @@
  */
 package fr.unistra.sil.erp.back.controller.api;
 
+import com.google.gson.Gson;
+import com.google.gson.JsonParseException;
 import static fr.unistra.sil.erp.back.Config.MAPPING_SUBTRANSAC;
 import fr.unistra.sil.erp.back.controller.ISubmitTransactionController;
+import fr.unistra.sil.erp.back.model.Transaction;
+import java.io.IOException;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import java.util.stream.Collectors;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
+import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
@@ -22,10 +30,44 @@ public class ApiSubmitTransactionController
         implements ISubmitTransactionController {
     
     @RequestMapping(value=MAPPING_SUBTRANSAC, method = RequestMethod.POST)
+    @Override
     public ResponseEntity<Object> submitTransaction(HttpServletRequest request,
-            HttpServletResponse response)
+            HttpServletResponse response) throws ApiBadRequestException
     {
-        throw new UnsupportedOperationException("Not yet supported.");
+        Gson gson = new Gson();
+        String body;
+        try {
+            body = request.getReader().lines()
+                    .collect(Collectors.joining(System.lineSeparator()));
+        } catch (IOException ex) {
+            Logger.getLogger(ApiSubmitTransactionController.class.getName())
+                    .log(Level.SEVERE, "Unparseable body.", ex);
+            throw new ApiBadRequestException("Unparseable body.");
+        }
+        if(body == null)
+            throw new ApiBadRequestException("Missing JSON body.");
+        
+        Transaction t;
+        try
+        {
+            t = gson.fromJson(body, Transaction.class);
+        }
+        catch(JsonParseException ex)
+        {
+            throw new ApiBadRequestException("Invalid JSON: syntax error.");
+        }
+        
+        if(t == null)
+            throw new ApiBadRequestException("Missing JSON body.");
+        
+        if(t.getItem() == null || t.getType() == null ||
+                t.getAmount() == null)
+            throw new ApiBadRequestException("Invalid JSON schema.");
+        
+        System.out.println("Transaction : " + t.getItem() +
+                t.getType() + " " + t.getAmount());
+        
+        return new ResponseEntity<>(t, HttpStatus.CREATED);
     }
     
 }