chore: Refactor DatasetController and DatasetService, add upvote and downvote functionality and create new search quirey to use with request parameters

src/main/java/de/uni_passau/fim/PADAS/group3/DataDash/controler/DatasetController.java

@@ -6,25 +6,23 @@ import org.springframework.web.bind.annotation.*;
 import de.uni_passau.fim.PADAS.group3.DataDash.model.Dataset;
 import de.uni_passau.fim.PADAS.group3.DataDash.model.DatasetService;
 import de.uni_passau.fim.PADAS.group3.DataDash.model.Type;
+
+import java.sql.Date;
 import java.util.List;
 import java.util.UUID;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
 
-
-
-
-
 @RestController
 @RequestMapping("/api/v1/datasets")
 public class DatasetController {
     @Autowired
     private DatasetService datasetService;
 
-    @GetMapping
+    // @GetMapping
-    public List<Dataset> getAllDatasets() {
+    // public List<Dataset> getAllDatasets() {
-        return datasetService.getAllDatasets();
+    // return datasetService.getAllDatasets();
-    }
+    // }
 
     @GetMapping("/id/{id}")
     public Dataset getDatasetById(@PathVariable("id") UUID id) {
@@ -39,7 +37,8 @@ public class DatasetController {
     }
 
     // @PutMapping("/{id}")
-    //public Dataset updateDataset(@PathVariable("id") Long id, @RequestBody Dataset dataset) {
+    // public Dataset updateDataset(@PathVariable("id") Long id, @RequestBody
+    // Dataset dataset) {
     // return datasetService.updateDataset(id, dataset);
     // }
     //
@@ -91,5 +90,12 @@ public class DatasetController {
         return null; // new ResponseEntity<>(null, HttpStatus.OK);
     }
 
+    @GetMapping
+    public List<Dataset> getDatasetsByDateAfter(@RequestParam(value = "author", required = false, defaultValue = "%") String author,
+            @RequestParam(value = "title", required = false, defaultValue = "%") String title,
+            @RequestParam(value = "description", required = false, defaultValue = "%") String description,
+            @RequestParam(value = "abst", required = false, defaultValue = "%") String abst) {
+        return datasetService.getDatasetsBy(title, author, abst, description);
+    }
 
 }

src/main/java/de/uni_passau/fim/PADAS/group3/DataDash/model/DatasetService.java

@@ -72,4 +72,8 @@ public class DatasetService {
         dataset.downvote();
         datasetRepository.save(dataset);
     }
+
+    public List<Dataset> getDatasetsBy(String title, String author, String abst, String description) {
+        return datasetRepository.findBy(title, author, abst, description);
+    }
 }

src/main/java/de/uni_passau/fim/PADAS/group3/DataDash/model/dataRepository.java

@@ -5,6 +5,8 @@ import java.util.UUID;
 import java.sql.Date;
 
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
 
 public interface dataRepository extends JpaRepository<Dataset, UUID>{
 
@@ -24,4 +26,9 @@ public interface dataRepository extends JpaRepository<Dataset, UUID>{
     List<Dataset> findByDateBetween(Date date1, Date date2);
     List<Dataset> findAll();
 
+    @Query("SELECT d FROM Dataset d WHERE d.title LIKE :title AND d.author LIKE :author AND d.abst LIKE :abst AND d.description LIKE :description")
+    List<Dataset> findBy(@Param("title") String title, @Param("author") String author, @Param("abst") String abst, @Param("description") String description);
+
+
+    
 }