feat(project): Get all projects (SCRUM-15) (!10)

SCRUM-15 #close

Reviewed-on: #10
Reviewed-by: Phan Huy Tran <ptran@noreply.localhost>

src/main/java/de/szut/lf8_starter/project/ProjectController.java

@@ -0,0 +1,38 @@
+package de.szut.lf8_starter.project;
+
+import de.szut.lf8_starter.project.dto.GetProjectDto;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.responses.ApiResponses;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+@RestController
+@RequestMapping(value = "projects")
+public class ProjectController {
+    private final ProjectService service;
+    private final ProjectMapper projectMapper;
+    public ProjectController(ProjectService service, ProjectMapper projectMapper) {
+        this.service = service;
+        this.projectMapper = projectMapper;
+    }
+
+    @Operation(summary = "returns all projects")
+    @ApiResponses(value = {
+            @ApiResponse(responseCode = "200", description = "all projects",
+                    content = {@Content(mediaType = "application/json",
+                            schema = @Schema(implementation = GetProjectDto.class))}),
+            @ApiResponse(responseCode = "401", description = "not authorized",
+                    content = @Content)})
+    @GetMapping
+    public List<GetProjectDto> findAll() {
+        return this.service
+                .readAll()
+                .stream()
+                .map(this.projectMapper::mapToGetDto)
+                .toList();
+    }
+}

src/main/java/de/szut/lf8_starter/project/ProjectMapper.java

@@ -25,6 +25,7 @@ public class ProjectMapper {
     public GetProjectDto mapToGetDto(ProjectEntity projectEntity) {
         GetProjectDto getProjectDto = new GetProjectDto();
 
+        getProjectDto.setId(projectEntity.getId());
         getProjectDto.setName(projectEntity.getName());
         getProjectDto.setComment(projectEntity.getComment());
         getProjectDto.setLeadingEmployee(projectEntity.getLeadingEmployee());

src/main/java/de/szut/lf8_starter/project/ProjectRepository.java

@@ -1,6 +1,8 @@
 package de.szut.lf8_starter.project;
 
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
 
+@Repository
 public interface ProjectRepository extends JpaRepository<ProjectEntity, Long> {
 }

src/main/java/de/szut/lf8_starter/project/ProjectService.java

@@ -2,6 +2,8 @@ package de.szut.lf8_starter.project;
 
 import org.springframework.stereotype.Service;
 
+import java.util.List;
+
 @Service
 public class ProjectService {
     private final ProjectRepository projectRepository;
@@ -13,4 +15,8 @@ public class ProjectService {
     public ProjectEntity create(ProjectEntity projectEntity) {
         return this.projectRepository.save(projectEntity);
     }
+
+    public List<ProjectEntity> readAll() {
+        return this.projectRepository.findAll();
+    }
 }

src/main/java/de/szut/lf8_starter/project/dto/GetProjectDto.java

@@ -12,6 +12,8 @@ import java.util.List;
 @Getter
 @Setter
 public class GetProjectDto {
+    private long id;
+
     @NotBlank
     private String name;
 

src/main/java/de/szut/lf8_starter/security/KeycloakSecurityConfig.java

@@ -5,6 +5,7 @@ import java.util.stream.Collectors;
 
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Profile;
 import org.springframework.http.HttpMethod;
 import org.springframework.security.config.Customizer;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;