Merge remote-tracking branch 'origin/develop' into develop

src/main/java/edu/ntnu/idatt2105/quizapp/controller/quiz/TagController.java

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+package edu.ntnu.idatt2105.quizapp.controller.quiz;
+
+import edu.ntnu.idatt2105.quizapp.dto.quiz.TagDto;
+import edu.ntnu.idatt2105.quizapp.mapper.TagMapper;
+import edu.ntnu.idatt2105.quizapp.services.quiz.TagService;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.responses.ApiResponses;
+import java.util.List;
+import lombok.NonNull;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.data.domain.Pageable;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.CrossOrigin;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+@Slf4j
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/api/v1/tag-management")
+@CrossOrigin(origins = "http://localhost:3000")
+public class TagController {
+
+  @NonNull
+  TagService tagService;
+
+  @NonNull
+  TagMapper tagMapper;
+
+  /**
+   * Get all possible tags stored in the database
+   *
+   * @return a list of all possible tags
+   */
+  @Operation(summary = "Get all possible tags")
+  @ApiResponses(value = {
+      @ApiResponse(responseCode = "200", description = "Successfully retrieved all tags"),
+      @ApiResponse(responseCode = "500", description = "Internal server error")
+  })
+  @GetMapping("/tags")
+  public ResponseEntity<List<TagDto>> getAllTags(
+      @RequestParam(defaultValue = "0") int page,
+      @RequestParam(defaultValue = "10") int size
+  ) {
+    List<TagDto> receivedTags = tagService.getAllPossibleTags(Pageable.ofSize(size).withPage(page))
+        .stream()
+        .map(tagMapper::mapToTagDto)
+        .toList();
+    return new ResponseEntity<>(receivedTags, HttpStatus.OK);
+  }
+
+
+}

src/main/java/edu/ntnu/idatt2105/quizapp/repositories/TagRepository.java

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+package edu.ntnu.idatt2105.quizapp.repositories;
+
+import edu.ntnu.idatt2105.quizapp.model.quiz.Tag;
+import lombok.NonNull;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+/**
+ * Repository interface for managing Tag entities.
+ *
+ * @author Tobias Oftedal
+ */
+@Repository
+public interface TagRepository extends JpaRepository<Tag, Long> {
+
+  @NonNull Page<Tag> findAll(@NonNull Pageable pageable);
+}

src/main/java/edu/ntnu/idatt2105/quizapp/services/quiz/TagService.java

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+package edu.ntnu.idatt2105.quizapp.services.quiz;
+
+import edu.ntnu.idatt2105.quizapp.model.quiz.Tag;
+import edu.ntnu.idatt2105.quizapp.repositories.TagRepository;
+import lombok.AllArgsConstructor;
+import lombok.NonNull;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.stereotype.Service;
+
+/**
+ * Service class for managing Tag entities.
+ */
+@Service
+@Slf4j
+@AllArgsConstructor
+public class TagService {
+  @NonNull
+  TagRepository tagRepository;
+
+  public Page<Tag> getAllPossibleTags(Pageable pageable) {
+    return tagRepository.findAll(pageable);
+  }
+}