vinh/add submit exam method

api/drawingcouseselling/src/main/java/com/group1/drawingcouseselling/controller/CourseContentCompletionController.java

@@ -1,11 +1,13 @@
 package com.group1.drawingcouseselling.controller;
 
 import com.group1.drawingcouseselling.model.dto.CourseContentCompletionDto;
+import com.group1.drawingcouseselling.model.dto.ExamDto;
 import com.group1.drawingcouseselling.service.CourseContentCompletionService;
 import com.group1.drawingcouseselling.service.JwtService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
 
 import java.math.BigDecimal;
 import java.util.List;
@@ -36,4 +38,11 @@ public ResponseEntity<List<CourseContentCompletionDto>> getCustomerCourseComplet
         String email = jwtService.extractUserEmail(authorization.substring(7));
         return ResponseEntity.ok(courseContentCompletionService.checkCourseContentCompleted(id, email));
     }
+    @GetMapping("/course-content-completion/submit-exam")
+    public ResponseEntity<ExamDto>submitExam(@RequestParam(value = "id")BigDecimal id,
+                                             @RequestParam(value = "file")MultipartFile file,
+                                             @RequestHeader(value = "Authorization") String authorization){
+        String email = jwtService.extractUserEmail(authorization.substring(7));
+        return ResponseEntity.ok(courseContentCompletionService.submitCourseContentExam(id, file, email));
+    }
 }

api/drawingcouseselling/src/main/java/com/group1/drawingcouseselling/model/dto/ExamDto.java

@@ -0,0 +1,9 @@
+package com.group1.drawingcouseselling.model.dto;
+
+import com.group1.drawingcouseselling.model.enums.EExamStatus;
+import lombok.Builder;
+
+import java.math.BigDecimal;
+@Builder
+public record ExamDto(BigDecimal id, Character score, String artLink, EExamStatus examStatus, String comment) {
+}

api/drawingcouseselling/src/main/java/com/group1/drawingcouseselling/model/entity/CourseContent.java

@@ -96,6 +96,14 @@ public void setUpdateDate(Date updateDate) {
         this.updateDate = updateDate;
     }
 
+    public ECourseContentType getCourseContentType() {
+        return courseContentType;
+    }
+
+    public void setCourseContentType(ECourseContentType courseContentType) {
+        this.courseContentType = courseContentType;
+    }
+
     @Override
     public CourseContent covertDtoToEntity(CourseContentDto data) {
         CourseContent lesson  = new CourseContent();

api/drawingcouseselling/src/main/java/com/group1/drawingcouseselling/model/entity/CourseContentCompletion.java

@@ -1,5 +1,6 @@
 package com.group1.drawingcouseselling.model.entity;
 
+import com.group1.drawingcouseselling.model.enums.ECourseContentType;
 import jakarta.persistence.*;
 
 import java.math.BigDecimal;
@@ -22,6 +23,9 @@ public class CourseContentCompletion {
     private Date finishDate;
     @Column(name = "done")
     private Boolean isDone;
+    @JoinColumn(name = "content_exam")
+    @OneToOne(fetch = FetchType.LAZY, cascade = {CascadeType.DETACH, CascadeType.PERSIST}, targetEntity = Exam.class)
+    private Exam exam;
     @PreUpdate
     @PrePersist
     private void courseCompleted(){
@@ -69,4 +73,12 @@ public CourseContent getCourseContent() {
     public void setCourseContent(CourseContent courseContent) {
         this.courseContent = courseContent;
     }
+
+    public Exam getExam() {
+        return exam;
+    }
+
+    public void setExam(Exam exam) {
+        this.exam = exam;
+    }
 }

api/drawingcouseselling/src/main/java/com/group1/drawingcouseselling/model/entity/Exam.java

@@ -1,5 +1,6 @@
 package com.group1.drawingcouseselling.model.entity;
 
+import com.group1.drawingcouseselling.model.enums.EExamStatus;
 import jakarta.persistence.*;
 
 import java.math.BigDecimal;
@@ -8,14 +9,40 @@
 public class Exam {
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @Column(name="id", columnDefinition = "bigint")
+    @Column(name = "id", columnDefinition = "bigint")
     private BigDecimal id;
-    @Column(name="title")
-    private String title;
-    @Column(name="description", columnDefinition = "text")
-    private String description;
-    @Column(name="videoLink")
-    private String videoLink;
+    @OneToOne(targetEntity = Instructor.class, cascade = CascadeType.DETACH)
+    @JoinColumn(name = "assignment_instructor")
+    private Instructor assignmentInstructor;
+    @OneToOne(targetEntity = CourseContentCompletion.class, cascade = {CascadeType.DETACH, CascadeType.PERSIST}, fetch = FetchType.LAZY)
+    @JoinColumn(name = "course_content_completion_id")
+    private CourseContentCompletion courseContentCompletion;
+    @Column(name = "score")
+    private Character score;
+    @Column(name = "art_url", nullable = false)
+    private String artLinked;
+    @Column(name = "instructor_comment")
+    private String instructorComment;
+    @Enumerated(EnumType.STRING)
+    private EExamStatus submitStatus;
+    @PreUpdate
+    private void updateScoreStatus(){
+        if(score != null){
+            courseContentCompletion.setDone(switch (score) {
+                case 'A', 'B', 'C' -> true;
+                default -> false;
+            });
+
+        }else {
+            courseContentCompletion.setDone(false);
+            submitStatus = EExamStatus.SUBMITTED;
+        }
+    }
+
+    @PrePersist
+    private void updateExamDefaultStatus(){
+        if(score == null) submitStatus = EExamStatus.SUBMITTED;
+    }
 
     public BigDecimal getId() {
         return id;
@@ -25,27 +52,51 @@ public void setId(BigDecimal id) {
         this.id = id;
     }
 
-    public String getTitle() {
-        return title;
+    public Instructor getAssignmentInstructor() {
+        return assignmentInstructor;
+    }
+
+    public void setAssignmentInstructor(Instructor assignmentInstructor) {
+        this.assignmentInstructor = assignmentInstructor;
+    }
+
+    public CourseContentCompletion getCourseContentCompletion() {
+        return courseContentCompletion;
+    }
+
+    public void setCourseContentCompletion(CourseContentCompletion courseContentCompletion) {
+        this.courseContentCompletion = courseContentCompletion;
+    }
+
+    public Character getScore() {
+        return score;
+    }
+
+    public void setScore(Character score) {
+        this.score = score;
+    }
+
+    public String getArtLinked() {
+        return artLinked;
     }
 
-    public void setTitle(String title) {
-        this.title = title;
+    public void setArtLinked(String artLinked) {
+        this.artLinked = artLinked;
     }
 
-    public String getDescription() {
-        return description;
+    public EExamStatus getSubmitStatus() {
+        return submitStatus;
     }
 
-    public void setDescription(String description) {
-        this.description = description;
+    public void setSubmitStatus(EExamStatus submitStatus) {
+        this.submitStatus = submitStatus;
     }
 
-    public String getVideoLink() {
-        return videoLink;
+    public String getInstructorComment() {
+        return instructorComment;
     }
 
-    public void setVideoLink(String videoLink) {
-        this.videoLink = videoLink;
+    public void setInstructorComment(String instructorComment) {
+        this.instructorComment = instructorComment;
     }
 }

api/drawingcouseselling/src/main/java/com/group1/drawingcouseselling/service/CourseContentCompletionService.java

@@ -1,6 +1,8 @@
 package com.group1.drawingcouseselling.service;
 
 import com.group1.drawingcouseselling.model.dto.CourseContentCompletionDto;
+import com.group1.drawingcouseselling.model.dto.ExamDto;
+import org.springframework.web.multipart.MultipartFile;
 
 import java.math.BigDecimal;
 import java.util.List;
@@ -11,4 +13,5 @@ public interface CourseContentCompletionService {
     public BigDecimal getQuantityCustomerAccessCourseContent(BigDecimal courseContentID);
     public Integer getTotalCourseContentLearnedOnCourse(BigDecimal customerID, BigDecimal courseID);
     public Boolean checkCourseContentCompleted(BigDecimal courseContentID, String customerEmail);
+    public ExamDto submitCourseContentExam(BigDecimal courseContentID, MultipartFile submitFile, String email);
 }

api/drawingcouseselling/src/main/java/com/group1/drawingcouseselling/service/impl/CourseContentCompletionServiceImpl.java

@@ -1,18 +1,21 @@
 package com.group1.drawingcouseselling.service.impl;
 
-import com.group1.drawingcouseselling.exception.CourseNotFoundException;
-import com.group1.drawingcouseselling.exception.CourseNotOwnedException;
-import com.group1.drawingcouseselling.exception.UserNotFoundException;
+import com.group1.drawingcouseselling.exception.*;
 import com.group1.drawingcouseselling.model.dto.CourseContentCompletionDto;
+import com.group1.drawingcouseselling.model.dto.ExamDto;
 import com.group1.drawingcouseselling.model.entity.CourseContentCompletion;
+import com.group1.drawingcouseselling.model.entity.Exam;
+import com.group1.drawingcouseselling.model.enums.EExamStatus;
+import com.group1.drawingcouseselling.model.enums.ES3;
 import com.group1.drawingcouseselling.repository.CourseContentCompletionRepository;
-import com.group1.drawingcouseselling.service.CourseContentCompletionService;
-import com.group1.drawingcouseselling.service.CourseContentService;
-import com.group1.drawingcouseselling.service.CourseService;
-import com.group1.drawingcouseselling.service.CustomerService;
+import com.group1.drawingcouseselling.repository.ExamRepository;
+import com.group1.drawingcouseselling.service.*;
+import com.group1.drawingcouseselling.util.Tool;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
+import org.springframework.web.multipart.MultipartFile;
 
+import java.io.IOException;
 import java.math.BigDecimal;
 import java.util.List;
 
@@ -23,6 +26,8 @@ public class CourseContentCompletionServiceImpl implements CourseContentCompleti
     private final CourseContentService courseContentService;
     private final CourseService courseService;
     private final CourseContentCompletionRepository courseContentCompletionRepository;
+    private final MetadataService metadataService;
+    private final ExamRepository examRepository;
     @Override
     public CourseContentCompletionDto markCourseContentCompletion(BigDecimal courseContentID, String customerEmail){
         var customerInfo = customerService.searchCustomerByEmail(customerEmail);
@@ -78,4 +83,58 @@ public Boolean checkCourseContentCompleted(BigDecimal courseContentID, String em
         var result = courseContentCompletionRepository.searchCourseContentCompletionByCourseContentAndCustomerID(courseContentID,customer.getId());
         return result !=null;
     }
+    @Override
+    public ExamDto submitCourseContentExam(BigDecimal courseContentID, MultipartFile submitFile, String email){
+        String s3Path = "https://ademyimage.s3.ap-southeast-1.amazonaws.com/images/";
+        var customer = customerService.searchCustomerByEmail(email).orElseThrow(()
+                -> new UserNotFoundException("Not found customer with this email"));
+        var courseContent = courseContentService.getCourseContentById(courseContentID);
+        var course = courseService.getCourseByCourseContentID(courseContentID);
+        customer.getCourseList().stream().parallel().filter(c -> c.getId().equals(course.getId())).findFirst().orElseThrow(() -> new CourseNotOwnedException("You haven't owned this course"));
+        var currentCourseContentCompletion = courseContentCompletionRepository.searchCourseContentCompletionByCourseContentAndCustomerID(courseContent.getId(), customer.getId());
+        Exam exam = null;
+        if(currentCourseContentCompletion == null){
+            currentCourseContentCompletion = new CourseContentCompletion();
+            currentCourseContentCompletion.setCustomer(customer);
+            currentCourseContentCompletion.setCourseContent(courseContent);
+            currentCourseContentCompletion.setDone(false);
+            exam = new Exam();
+            currentCourseContentCompletion.setExam(exam);
+            exam.setAssignmentInstructor(course.getInstuctor());
+            try {
+                var name = course.getId().toString() + "_" + courseContent.getId().toString()
+                        + "_" + customer.getId().toString() + "_" + "ccontentexam";
+                var currentFile = Tool.changeMultipartFileName(name, submitFile);
+                var path = metadataService.upload(currentFile, ES3.images);
+                exam.setArtLinked(s3Path + path);
+                exam.setCourseContentCompletion(currentCourseContentCompletion);
+            } catch (IOException e) {
+                throw new SomethingWentWrongExceptions("Something went wrong with uploading file to S3");
+            }
+        }else {
+            exam = currentCourseContentCompletion.getExam();
+            if(exam.getSubmitStatus() == EExamStatus.PASSED) throw new ConditionNotMetException("You have already completed the exam");
+            else if(exam.getSubmitStatus() == EExamStatus.SUBMITTED) throw new ConditionNotMetException("You have already submit your work");
+            try{
+                var name = course.getId().toString() + "_" + courseContent.getId().toString()
+                        + "_" + customer.getId().toString() + "_" + "ccontentexam";
+                var currentFile = Tool.changeMultipartFileName(name, submitFile);
+                var path = metadataService.upload(currentFile, ES3.images);
+                exam.setArtLinked(s3Path + path);
+                exam.setSubmitStatus(EExamStatus.SUBMITTED);
+                exam.setScore(null);
+                exam.setInstructorComment("");
+            }catch (IOException e){
+                throw new SomethingWentWrongExceptions("Something went wrong with uploading file to S3");
+            }
+
+        }
+        courseContentCompletionRepository.save(currentCourseContentCompletion);
+        return ExamDto.builder()
+                .id(currentCourseContentCompletion.getExam().getId())
+                .comment(exam.getInstructorComment())
+                .artLink(exam.getArtLinked())
+                .examStatus(exam.getSubmitStatus())
+                .build();
+    }
 }

api/drawingcouseselling/src/main/java/com/group1/drawingcouseselling/util/Tool.java

@@ -1,5 +1,11 @@
 package com.group1.drawingcouseselling.util;
 
+import com.group1.drawingcouseselling.exception.SomethingWentWrongExceptions;
+import org.springframework.mock.web.MockMultipartFile;
+import org.springframework.util.StringUtils;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.io.IOException;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 public class Tool {
@@ -10,7 +16,20 @@ public static String getYouTubeId(String youTubeUrl) {
         if (matcher.find()) {
             return matcher.group();
         } else {
-            return "error";
+            throw new SomethingWentWrongExceptions("Could get link ");
+        }
+    }
+    public static MultipartFile changeMultipartFileName(String name, MultipartFile currentFile){
+        String originalFileName = currentFile.getOriginalFilename();
+        String fileExtension = StringUtils.getFilenameExtension(originalFileName);
+
+        String newFileName = name + "." + fileExtension;
+
+        try {
+            byte[] fileBytes = currentFile.getBytes();
+            return new MockMultipartFile(newFileName, newFileName, currentFile.getContentType(), fileBytes);
+        } catch (IOException e) {
+            throw new SomethingWentWrongExceptions("Something wrong in processing of change name of file");
         }
     }
 }