251119:1700 Backend Phase 1

backend/src/modules/project/entities/contract-organization.entity.ts

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+import { Entity, Column, PrimaryColumn, ManyToOne, JoinColumn } from 'typeorm';
+import { Contract } from './contract.entity.js';
+import { Organization } from './organization.entity.js';
+
+@Entity('contract_organizations')
+export class ContractOrganization {
+  @PrimaryColumn({ name: 'contract_id' })
+  contractId!: number;
+
+  @PrimaryColumn({ name: 'organization_id' })
+  organizationId!: number;
+
+  @Column({ name: 'role_in_contract', nullable: true, length: 100 })
+  roleInContract?: string;
+
+  // Relation ไปยัง Contract
+  @ManyToOne(() => Contract, { onDelete: 'CASCADE' })
+  @JoinColumn({ name: 'contract_id' })
+  contract?: Contract;
+
+  // Relation ไปยัง Organization
+  @ManyToOne(() => Organization, { onDelete: 'CASCADE' })
+  @JoinColumn({ name: 'organization_id' })
+  organization?: Organization;
+}

backend/src/modules/project/entities/contract.entity.ts

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+import {
+  Entity,
+  Column,
+  PrimaryGeneratedColumn,
+  ManyToOne,
+  JoinColumn,
+} from 'typeorm';
+import { BaseEntity } from '../../../common/entities/base.entity.js';
+import { Project } from './project.entity.js';
+
+@Entity('contracts')
+export class Contract extends BaseEntity {
+  @PrimaryGeneratedColumn()
+  id!: number;
+
+  @Column({ name: 'project_id' })
+  projectId!: number;
+
+  @Column({ name: 'contract_code', unique: true, length: 50 })
+  contractCode!: string;
+
+  @Column({ name: 'contract_name', length: 255 })
+  contractName!: string;
+
+  @Column({ type: 'text', nullable: true })
+  description?: string;
+
+  @Column({ name: 'start_date', type: 'date', nullable: true })
+  startDate?: Date;
+
+  @Column({ name: 'end_date', type: 'date', nullable: true })
+  endDate?: Date;
+
+  @Column({ name: 'is_active', default: true })
+  isActive!: boolean;
+
+  // Relation
+  @ManyToOne(() => Project)
+  @JoinColumn({ name: 'project_id' })
+  project?: Project;
+}

backend/src/modules/project/entities/organization.entity.ts

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+import { Entity, Column, PrimaryGeneratedColumn } from 'typeorm';
+import { BaseEntity } from '../../../common/entities/base.entity.js';
+
+@Entity('organizations')
+export class Organization extends BaseEntity {
+  @PrimaryGeneratedColumn()
+  id!: number;
+
+  @Column({ name: 'organization_code', unique: true, length: 20 })
+  organizationCode!: string;
+
+  @Column({ name: 'organization_name', length: 255 })
+  organizationName!: string;
+
+  @Column({ name: 'is_active', default: true })
+  isActive!: boolean;
+}

backend/src/modules/project/entities/project-organization.entity.ts

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+import { Entity, PrimaryColumn, ManyToOne, JoinColumn } from 'typeorm';
+import { Project } from './project.entity.js';
+import { Organization } from './organization.entity.js';
+
+@Entity('project_organizations')
+export class ProjectOrganization {
+  // Composite Primary Key (ใช้ 2 คอลัมน์รวมกันเป็น PK)
+  @PrimaryColumn({ name: 'project_id' })
+  projectId!: number;
+
+  @PrimaryColumn({ name: 'organization_id' })
+  organizationId!: number;
+
+  // Relation ไปยัง Project
+  @ManyToOne(() => Project, { onDelete: 'CASCADE' })
+  @JoinColumn({ name: 'project_id' })
+  project?: Project;
+
+  // Relation ไปยัง Organization
+  @ManyToOne(() => Organization, { onDelete: 'CASCADE' })
+  @JoinColumn({ name: 'organization_id' })
+  organization?: Organization;
+}

backend/src/modules/project/entities/project.entity.ts

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+import { Entity, Column, PrimaryGeneratedColumn } from 'typeorm';
+import { BaseEntity } from '../../../common/entities/base.entity.js';
+
+@Entity('projects')
+export class Project extends BaseEntity {
+  @PrimaryGeneratedColumn()
+  id!: number;
+
+  @Column({ name: 'project_code', unique: true, length: 50 })
+  projectCode!: string;
+
+  @Column({ name: 'project_name', length: 255 })
+  projectName!: string;
+
+  @Column({ name: 'is_active', default: 1, type: 'tinyint' })
+  isActive!: boolean;
+}

backend/src/modules/project/project.controller.spec.ts

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+import { Controller, Get, UseGuards } from '@nestjs/common';
+import { ProjectService } from './project.service.js';
+import { JwtAuthGuard } from '../../common/auth/jwt-auth.guard.js';
+
+@Controller('projects')
+@UseGuards(JwtAuthGuard)
+export class ProjectController {
+  constructor(private readonly projectService: ProjectService) {}
+
+  @Get()
+  findAll() {
+    return this.projectService.findAllProjects();
+  }
+
+  @Get('organizations')
+  findAllOrgs() {
+    return this.projectService.findAllOrganizations();
+  }
+}

backend/src/modules/project/project.controller.ts

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+import { Controller } from '@nestjs/common';
+
+@Controller('project')
+export class ProjectController {}

backend/src/modules/project/project.module.ts

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+import { Module } from '@nestjs/common';
+import { TypeOrmModule } from '@nestjs/typeorm';
+import { ProjectService } from './project.service.js';
+import { ProjectController } from './project.controller.js';
+import { Project } from './entities/project.entity.js';
+import { Organization } from './entities/organization.entity.js';
+import { Contract } from './entities/contract.entity.js';
+import { ProjectOrganization } from './entities/project-organization.entity.js'; // เพิ่ม
+import { ContractOrganization } from './entities/contract-organization.entity.js'; // เพิ่ม
+
+@Module({
+  imports: [
+    TypeOrmModule.forFeature([
+      Project,
+      Organization,
+      Contract,
+      ProjectOrganization, // ลงทะเบียน
+      ContractOrganization, // ลงทะเบียน
+    ]),
+  ],
+  controllers: [ProjectController],
+  providers: [ProjectService],
+  exports: [ProjectService], // Export เผื่อ Module อื่นใช้
+})
+export class ProjectModule {}

backend/src/modules/project/project.service.spec.ts

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+import { Test, TestingModule } from '@nestjs/testing';
+import { ProjectService } from './project.service';
+
+describe('ProjectService', () => {
+  let service: ProjectService;
+
+  beforeEach(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      providers: [ProjectService],
+    }).compile();
+
+    service = module.get<ProjectService>(ProjectService);
+  });
+
+  it('should be defined', () => {
+    expect(service).toBeDefined();
+  });
+});

backend/src/modules/project/project.service.ts

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+import { Injectable } from '@nestjs/common';
+import { InjectRepository } from '@nestjs/typeorm';
+import { Repository } from 'typeorm';
+import { Project } from './entities/project.entity.js';
+import { Organization } from './entities/organization.entity.js';
+
+@Injectable()
+export class ProjectService {
+  constructor(
+    @InjectRepository(Project)
+    private projectRepository: Repository<Project>,
+    @InjectRepository(Organization)
+    private organizationRepository: Repository<Organization>,
+  ) {}
+
+  // ดึงรายการ Project ทั้งหมด
+  async findAllProjects() {
+    return this.projectRepository.find();
+  }
+
+  // ดึงรายการ Organization ทั้งหมด
+  async findAllOrganizations() {
+    return this.organizationRepository.find();
+  }
+}