Finalize the api layer

Author: Chamal-Peiris

src/main/java/lk/ijse/dep/note/api/NoteController.java

@@ -1,9 +1,40 @@
 package lk.ijse.dep.note.api;
 
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
-
+import lk.ijse.dep.note.dto.NoteDTO;
+import lk.ijse.dep.note.service.Noteservice;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.validation.Errors;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.server.ResponseStatusException;
+import java.util.List;
 @RestController
-@RequestMapping("api/v1/users/{userId:[A-F0-9\\~]{36}/notes")
+@RequestMapping("api/v1/users/{userId:[A-F0-9\\-]{36}/notes")
 public class NoteController {
+
+    @Autowired
+    private Noteservice noteservice;
+    @ResponseStatus(HttpStatus.CREATED)
+    @PostMapping(consumes = "application/json",produces = "application/json")
+    public NoteDTO addNote(@PathVariable String userId, @RequestBody @Validated NoteDTO noteDTO, Errors errors){
+        if(errors.hasFieldErrors()){
+            throw new ResponseStatusException(HttpStatus.BAD_REQUEST,errors.getFieldErrors().get(0).getDefaultMessage());
+        }
+        if(!userId.equals(noteDTO.getUserId())) throw new ResponseStatusException(HttpStatus.CONFLICT,"User Id mismatch");
+
+        //Todo: save this node
+        return noteservice.saveNote(noteDTO);
+    }
+
+    @GetMapping(produces = "application/json")
+    public List<NoteDTO> getAllNotes(@PathVariable String userId){
+
+       return noteservice.getAllNotes(userId);
+    }
+    @ResponseStatus(HttpStatus.NO_CONTENT)
+    @DeleteMapping(path = "/{noteId:\\d+}")
+    public void deleteNote(@PathVariable String userId,@PathVariable  int noteId) {
+        noteservice.deleteNote(userId,noteId);
+    }
 }

src/main/java/lk/ijse/dep/note/service/Noteservice.java

@@ -1,4 +1,13 @@
 package lk.ijse.dep.note.service;
 
+import lk.ijse.dep.note.dto.NoteDTO;
+import lk.ijse.dep.note.service.exception.NotFoundException;
+import java.util.List;
 public interface Noteservice {
+
+   NoteDTO saveNote(NoteDTO note) throws NotFoundException;
+
+   void deleteNote(String userId,int noteId) throws NotFoundException;
+
+   List<NoteDTO> getAllNotes(String userId);
 }