feat(task): submission dengan multiple files sebanyak 20 files

prisma/migrations/20260704082209_add_multiple_submission_files/migration.sql

@@ -0,0 +1,16 @@
+-- CreateTable
+CREATE TABLE `task_submission_file` (
+    `id` INTEGER NOT NULL AUTO_INCREMENT,
+    `id_submission` INTEGER NOT NULL,
+    `file_path` TEXT NOT NULL,
+    `original_name` VARCHAR(255) NULL,
+    `mime_type` VARCHAR(255) NULL,
+    `size_bytes` INTEGER NULL,
+    `created_at` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
+
+    INDEX `task_submission_file_id_submission_foreign`(`id_submission`),
+    PRIMARY KEY (`id`)
+) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+
+-- AddForeignKey
+ALTER TABLE `task_submission_file` ADD CONSTRAINT `task_submission_file_id_submission_foreign` FOREIGN KEY (`id_submission`) REFERENCES `task_submission`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;

prisma/schema.prisma

@@ -277,8 +277,9 @@ model TaskSubmission {
     submitted_at DateTime @default(now())
     updated_at   DateTime @updatedAt
 
-    task Task @relation(fields: [id_task], references: [id], map: "task_submission_id_task_foreign")
-    user User @relation(fields: [id_user], references: [id], map: "task_submission_id_user_foreign")
+    task  Task @relation(fields: [id_task], references: [id], map: "task_submission_id_task_foreign")
+    user  User @relation(fields: [id_user], references: [id], map: "task_submission_id_user_foreign")
+    files TaskSubmissionFile[]
 
     @@unique([id_task, id_user])
     @@index([id_task], map: "task_submission_id_task_foreign")
@@ -286,6 +287,21 @@ model TaskSubmission {
     @@map("task_submission")
 }
 
+model TaskSubmissionFile {
+    id            Int      @id @default(autoincrement())
+    id_submission Int
+    file_path     String   @db.Text
+    original_name String?  @db.VarChar(255)
+    mime_type     String?  @db.VarChar(255)
+    size_bytes    Int?
+    created_at    DateTime @default(now())
+
+    submission TaskSubmission @relation(fields: [id_submission], references: [id], onDelete: Cascade, map: "task_submission_file_id_submission_foreign")
+
+    @@index([id_submission], map: "task_submission_file_id_submission_foreign")
+    @@map("task_submission_file")
+}
+
 enum Role {
     admin
     mentor

prisma/seed.js

@@ -5,6 +5,7 @@ const { getProjectBackgroundColor } = require('../src/helpers/utils/projectTheme
 
 // Diperlukan ketika isi databasenya masih kosong dan ingin menambahkan dummy data sebagai testing development [Rafi 08/06/2026 16:34]
 async function main() {
+  await prisma.taskSubmissionFile.deleteMany({});
   await prisma.taskSubmission.deleteMany({});
   await prisma.projectMember.deleteMany({});
   await prisma.user.deleteMany({});
@@ -288,12 +289,54 @@ async function main() {
   });
 
   // 15. TaskSubmission
-  await prisma.taskSubmission.createMany({
-    data: [
-      { id_task: task1.id, id_user: user1.id, url_link: 'https://github.com/rafiathallah3' },
-      { id_task: task2.id, id_user: user2.id, file_path: 'https://example.com/submission-alice.zip' },
-      { id_task: task3.id, id_user: user3.id, url_link: 'https://github.com/bob/auth-gateway' }
-    ]
+  await prisma.taskSubmission.create({
+    data: {
+      id_task: task1.id,
+      id_user: user1.id,
+      url_link: 'https://github.com/rafiathallah3',
+    },
+  });
+
+  await prisma.taskSubmission.create({
+    data: {
+      id_task: task2.id,
+      id_user: user2.id,
+
+      // Backward compatibility untuk frontend lama
+      file_path: '/uploads/task-submissions/alice-api-specification-part-1.pdf',
+
+      // Multi-file submission data
+      files: {
+        create: [
+          {
+            file_path: '/uploads/task-submissions/alice-api-specification-part-1.pdf',
+            original_name: 'alice-api-specification-part-1.pdf',
+            mime_type: 'application/pdf',
+            size_bytes: 204800,
+          },
+          {
+            file_path: '/uploads/task-submissions/alice-api-specification-part-2.pdf',
+            original_name: 'alice-api-specification-part-2.pdf',
+            mime_type: 'application/pdf',
+            size_bytes: 256000,
+          },
+          {
+            file_path: '/uploads/task-submissions/alice-api-specification-appendix.pdf',
+            original_name: 'alice-api-specification-appendix.pdf',
+            mime_type: 'application/pdf',
+            size_bytes: 128000,
+          },
+        ],
+      },
+    },
+  });
+
+  await prisma.taskSubmission.create({
+    data: {
+      id_task: task3.id,
+      id_user: user3.id,
+      url_link: 'https://github.com/bob/auth-gateway',
+    },
   });
 }