source: backend/src/main/java/com/finki/icare/controller/DiaryController.java

package com.finki.icare.controller;

import com.finki.icare.dto.CreateDiaryEntryRequest;
import com.finki.icare.dto.DiaryEntryDTO;
import com.finki.icare.dto.UpdateDiaryEntryRequest;
import com.finki.icare.service.DiaryService;
import com.finki.icare.utils.AuthUtils;
import lombok.RequiredArgsConstructor;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.security.core.Authentication;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController
@RequestMapping("/api/diary")
@CrossOrigin(origins = "http://localhost:3000")
@RequiredArgsConstructor
public class DiaryController {

    private final DiaryService diaryService;

    @GetMapping("/{patientId}")
    public ResponseEntity<List<DiaryEntryDTO>> getPatientDiaryEntries(
            @PathVariable Integer patientId,
            @RequestParam int year,
            @RequestParam int month,
            Authentication authentication
    ) {
        Integer currentUserId = AuthUtils.getUserId(authentication);
        String userType = AuthUtils.getUserType(authentication);

        List<DiaryEntryDTO> entries = diaryService.getPatientDiaryEntriesForMonth(
                patientId, year, month, currentUserId, userType
        );
        return ResponseEntity.ok(entries);
    }

    @PostMapping
    public ResponseEntity<DiaryEntryDTO> createDiaryEntry(
            @RequestBody CreateDiaryEntryRequest request,
            Authentication authentication
    ) {
        Integer currentUserId = AuthUtils.getUserId(authentication);
        String userType = AuthUtils.getUserType(authentication);

        DiaryEntryDTO entry = diaryService.createDiaryEntry(request, currentUserId, userType);
        return ResponseEntity.status(HttpStatus.CREATED).body(entry);
    }

    @PutMapping("/{diaryId}")
    public ResponseEntity<DiaryEntryDTO> updateDiaryEntry(
            @PathVariable Integer diaryId,
            @RequestBody UpdateDiaryEntryRequest request,
            Authentication authentication
    ) {
        Integer currentUserId = AuthUtils.getUserId(authentication);
        String userType = AuthUtils.getUserType(authentication);

        DiaryEntryDTO entry = diaryService.updateDiaryEntry(diaryId, request, currentUserId, userType);
        return ResponseEntity.ok(entry);
    }

    @DeleteMapping("/{diaryId}")
    public ResponseEntity<Void> deleteDiaryEntry(
            @PathVariable Integer diaryId,
            Authentication authentication
    ) {
        Integer currentUserId = AuthUtils.getUserId(authentication);
        String userType = AuthUtils.getUserType(authentication);

        diaryService.deleteDiaryEntry(diaryId, currentUserId, userType);
        return ResponseEntity.noContent().build();
    }
}