課題 Task の作成 (#41)

backend/prisma/migrations/20230827071653_create_tasks/migration.sql

@@ -0,0 +1,9 @@
+-- CreateTable
+CREATE TABLE "tasks" (
+    "id" VARCHAR(255) NOT NULL,
+    "name" VARCHAR(255) NOT NULL,
+    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updated_at" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "tasks_pkey" PRIMARY KEY ("id")
+);

backend/prisma/schema.prisma

@@ -44,3 +44,12 @@ model Participant {
 
   @@map("participants")
 }
+
+model Task {
+  id        String   @id @db.VarChar(255)
+  name      String   @db.VarChar(255)
+  createdAt DateTime @default(now()) @map("created_at")
+  updatedAt DateTime @updatedAt @map("updated_at")
+
+  @@map("tasks")
+}

backend/prisma/seed.ts

@@ -77,7 +77,18 @@ async function main() {
       update: {},
       create: u,
     });
-    console.log(`Created user with id: ${team.id}`);
+    console.log(`Created team with id: ${team.id}`);
+  }
+  for (let i = 1; i <= 80; i++) {
+    const task = await prisma.task.upsert({
+      where: { id: `${i}` },
+      update: {},
+      create: {
+        id: `${i}`,
+        name: `課題${i}`,
+      },
+    });
+    console.log(`Created task with id: ${task.id}`);
   }
   console.log(`Seeding finished.`);
 }

backend/src/domain/task/task-id.ts

@@ -0,0 +1,19 @@
+import { v4 as uuidv4 } from 'uuid';
+
+export class TaskId {
+  private constructor(private readonly id: string) {
+    this.id = id;
+  }
+
+  static build(): TaskId {
+    return new TaskId(uuidv4());
+  }
+
+  static rebuild(value: string): TaskId {
+    return new TaskId(value);
+  }
+
+  get value(): string {
+    return this.id;
+  }
+}

backend/src/domain/task/task-name.ts

@@ -0,0 +1,15 @@
+export class TaskName {
+  private constructor(private name: string) {}
+
+  static build(name: string): TaskName {
+    return new TaskName(name);
+  }
+
+  static rebuild(name: string): TaskName {
+    return new TaskName(name);
+  }
+
+  get value(): string {
+    return this.name;
+  }
+}

backend/src/domain/task/task.ts

@@ -0,0 +1,36 @@
+import { TaskId } from './task-id';
+import { TaskName } from './task-name';
+
+interface TeamProps {
+  id: TaskId;
+  name: TaskName;
+  createdAt: Date;
+  updatedAt: Date;
+}
+
+type TaskBuildProps = Omit<TeamProps, 'createdAt' | 'updatedAt'>;
+
+export class Task {
+  private constructor(private props: TeamProps) {}
+
+  static build(props: TaskBuildProps): Task {
+    return new Task({
+      ...props,
+      createdAt: new Date(),
+      updatedAt: new Date(),
+    });
+  }
+
+  static rebuild(props: TeamProps): Task {
+    return new Task({
+      ...props,
+    });
+  }
+
+  getAllProperties() {
+    return {
+      id: this.props.id.value,
+      name: this.props.name.value,
+    };
+  }
+}