backend/src/main/java/ovh/herisson/Clyde/EndPoints/MockController.java

@@ -112,11 +112,11 @@ public class MockController {
 
         Researcher output = researchesService.saveResearcher(jojoResearcherAccount);
 
-        Research jojoResearch = new Research("Graphs : Advanced Search Algorithms",output,new Date(),
+        Research jojoResearch = new Research("Graphs : Advanced Search Algorithms",output,new Date(0),
                 PaperType.Article,"here",null,"english",
                 Access.OpenSource,"IT","This Article's title speak for itself\n We'll discuss about advanced Graph search Algorithms");
 
-        Research restrictedResearch = new Research("Graphs : Advanced Search Algorithms",output,new Date(),
+        Research restrictedResearch = new Research("Graphs : Advanced Search Algorithms",output,new Date(1111111111),
                 PaperType.Article,"restricted",null,"english",
                 Access.Restricted,"Restricted","This Article's title speak for itself\n We'll discuss about advanced Graph search Algorithms");
 

backend/src/main/java/ovh/herisson/Clyde/EndPoints/ScientificPublications/StatController.java

@@ -0,0 +1,40 @@
+package ovh.herisson.Clyde.EndPoints.ScientificPublications;
+
+import lombok.AllArgsConstructor;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+import ovh.herisson.Clyde.Services.ScientificPublications.ResearchesService;
+import ovh.herisson.Clyde.Services.ScientificPublications.StatisticsService;
+import ovh.herisson.Clyde.Tables.ScientificPublications.Researcher;
+
+import java.util.Map;
+
+@RestController
+@CrossOrigin(originPatterns = "*", allowCredentials = "true")
+@AllArgsConstructor
+public class StatController {
+
+
+    private StatisticsService statServ;
+    private ResearchesService researchesServ;
+
+    /** returns all the statistics in a 2D array
+     *
+     * @param id the researcher's id
+     * @return all the stats in a 2D array
+     */
+    @GetMapping("/stats/{id}")
+    public ResponseEntity<Iterable<Iterable<Map<String, Integer>>>> getStat(@PathVariable Long id){
+
+        Researcher researcher = researchesServ.getResearcherById(id);
+        if (researcher == null) return new ResponseEntity<>(HttpStatus.BAD_REQUEST);
+
+        Iterable<Iterable<Map<String,Integer>>> stats = statServ.generateStats(researcher);
+
+        if (stats == null) return new ResponseEntity<>(HttpStatus.BAD_REQUEST);
+
+        return new ResponseEntity<>(stats,HttpStatus.OK);
+
+    }
+}

backend/src/main/java/ovh/herisson/Clyde/Repositories/ScientificPublications/ResearchRepository.java

@@ -2,8 +2,14 @@ package ovh.herisson.Clyde.Repositories.ScientificPublications;
 
 import org.springframework.data.repository.CrudRepository;
 import ovh.herisson.Clyde.Tables.ScientificPublications.Research;
+import ovh.herisson.Clyde.Tables.ScientificPublications.Researcher;
+
+import java.util.Map;
 
 public interface ResearchRepository extends CrudRepository<Research,Long> {
 
     Research findById(long id);
+
+    Iterable<Research> findByAuthor(Researcher author);
+
 }

backend/src/main/java/ovh/herisson/Clyde/Repositories/ScientificPublications/StatsRepository.java

@@ -0,0 +1,27 @@
+package ovh.herisson.Clyde.Repositories.ScientificPublications;
+
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.CrudRepository;
+import ovh.herisson.Clyde.Tables.ScientificPublications.Research;
+
+import java.util.Map;
+
+public interface StatsRepository extends CrudRepository<Research,Long> {
+
+    @Query("select new map(to_char(r.releaseDate, 'month') as label, sum(r.views) as y) from Research r group by to_char(r.releaseDate, 'month')")
+    Iterable<Map<String ,Integer>> viewsByMonths();
+
+
+    Iterable<Map<String ,Integer>> viewsByYears();
+    Iterable<Map<String ,Integer>> viewsByTopics();
+    Iterable<Map<String ,Integer>> coAuthorByMonths();
+    Iterable<Map<String ,Integer>> coAuthorsByTopics();
+    Iterable<Map<String ,Integer>> languageByTopics();
+    Iterable<Map<String ,Integer>> languageByYears();
+    Iterable<Map<String ,Integer>> languageByMonths();
+    Iterable<Map<String ,Integer>> researchesByYears();
+    Iterable<Map<String ,Integer>> researchesByTopics();
+    Iterable<Map<String ,Integer>> researchesByMonth();
+
+
+}

backend/src/main/java/ovh/herisson/Clyde/Services/ScientificPublications/StatisticsService.java

@@ -0,0 +1,37 @@
+package ovh.herisson.Clyde.Services.ScientificPublications;
+
+import lombok.AllArgsConstructor;
+import org.springframework.stereotype.Service;
+import ovh.herisson.Clyde.Repositories.ScientificPublications.ResearchRepository;
+import ovh.herisson.Clyde.Repositories.ScientificPublications.ResearcherRepository;
+import ovh.herisson.Clyde.Repositories.ScientificPublications.StatsRepository;
+import ovh.herisson.Clyde.Tables.ScientificPublications.Research;
+import ovh.herisson.Clyde.Tables.ScientificPublications.Researcher;
+
+import java.security.Key;
+import java.util.*;
+
+@Service
+@AllArgsConstructor
+public class StatisticsService {
+
+
+    private ResearchRepository articleRepo;
+    private StatsRepository statsRepo;
+
+
+    public Iterable<Iterable<Map<String, Integer>>> generateStats(Researcher researcher){
+
+        Iterable<Research> researches = articleRepo.findByAuthor(researcher);
+
+        if (researches == null) return null;
+
+
+        ArrayList<Iterable<Map<String,Integer>>> toReturn = new ArrayList<>();
+
+        toReturn.add(statsRepo.viewsByMonths());
+
+
+        return toReturn;
+    }
+}

backend/src/main/java/ovh/herisson/Clyde/Tables/ScientificPublications/Research.java

@@ -32,7 +32,6 @@ public class Research {
     @JoinColumn(name ="Researcher")
     private Researcher author;
 
-    @CreationTimestamp
     @Column(nullable = false)
     private Date releaseDate;