import { DataSource } from 'typeorm';
import { EmploymentOrder, OrderPerson, OrderPersonAsset } from '../../src/entities';
import { AssetType, AssetFileType } from '../../src/schemas/order.schema';
import { OrderStatus, WorkStatus } from '@d8d/allin-enums';
import { File } from '@d8d/file-module';

/**
 * 订单模块测试数据工厂类
 * 用于生成测试数据，避免测试代码中的重复
 */
export class OrderTestDataFactory {
  /**
   * 创建测试用工订单数据
   */
  static createEmploymentOrderData(overrides: Partial<EmploymentOrder> = {}): Partial<EmploymentOrder> {
    const timestamp = Math.floor(Math.random() * 100000);
    return {
      orderName: `测试订单_${timestamp}`,
      platformId: 1,
      companyId: 1,
      channelId: 1,
      expectedStartDate: new Date('2025-01-01'),
      orderStatus: OrderStatus.DRAFT,
      workStatus: WorkStatus.NOT_WORKING,
      ...overrides
    };
  }

  /**
   * 在数据库中创建测试用工订单
   */
  static async createTestEmploymentOrder(
    dataSource: DataSource,
    overrides: Partial<EmploymentOrder> = {}
  ): Promise<EmploymentOrder> {
    const orderData = this.createEmploymentOrderData(overrides);
    const orderRepository = dataSource.getRepository(EmploymentOrder);
    const order = new EmploymentOrder(orderData);
    return await orderRepository.save(order);
  }

  /**
   * 创建测试订单人员数据
   */
  static createOrderPersonData(
    orderId: number,
    personId: number,
    overrides: Partial<OrderPerson> = {}
  ): Partial<OrderPerson> {
    return {
      orderId,
      personId,
      joinDate: new Date('2025-01-15'),
      salaryDetail: 5000.00,
      ...overrides
    };
  }

  /**
   * 在数据库中创建测试订单人员
   */
  static async createTestOrderPerson(
    dataSource: DataSource,
    orderId: number,
    personId: number,
    overrides: Partial<OrderPerson> = {}
  ): Promise<OrderPerson> {
    const personData = this.createOrderPersonData(orderId, personId, overrides);
    const personRepository = dataSource.getRepository(OrderPerson);
    const person = new OrderPerson(personData);
    return await personRepository.save(person);
  }

  /**
   * 创建测试订单人员资产数据
   */
  static createOrderPersonAssetData(
    orderId: number,
    personId: number,
    fileId: number,
    overrides: Partial<OrderPersonAsset> = {}
  ): Partial<OrderPersonAsset> {
    const timestamp = Math.floor(Math.random() * 100000);
    return {
      orderId,
      personId,
      fileId,
      assetType: AssetType.DISABILITY_CERT,
      assetFileType: AssetFileType.IMAGE,
      ...overrides
    };
  }

  /**
   * 在数据库中创建测试订单人员资产
   */
  static async createTestOrderPersonAsset(
    dataSource: DataSource,
    orderId: number,
    personId: number,
    fileId: number,
    overrides: Partial<OrderPersonAsset> = {}
  ): Promise<OrderPersonAsset> {
    const assetData = this.createOrderPersonAssetData(orderId, personId, fileId, overrides);
    const assetRepository = dataSource.getRepository(OrderPersonAsset);
    const asset = new OrderPersonAsset(assetData);
    return await assetRepository.save(asset);
  }

  /**
   * 创建测试文件数据
   * 注意：这里只是创建File实体的数据，实际文件上传需要调用文件模块的API
   */
  static createFileData(overrides: Partial<File> = {}): Partial<File> {
    const timestamp = Math.floor(Math.random() * 100000);
    return {
      name: `test_file_${timestamp}.jpg`, // 注意：File实体使用name字段，不是filename
      type: 'image/jpeg',
      size: 1024,
      path: `test/${timestamp}_test_file.jpg`,
      uploadUserId: 1,
      uploadTime: new Date(),
      createdAt: new Date(),
      updatedAt: new Date(),
      ...overrides
    };
  }

  /**
   * 在数据库中创建测试文件
   * 注意：需要文件模块的File实体已注册到DataSource中
   */
  static async createTestFile(
    dataSource: DataSource,
    overrides: Partial<File> = {}
  ): Promise<File> {
    const fileData = this.createFileData(overrides);
    const fileRepository = dataSource.getRepository(File);
    const file = fileRepository.create(fileData);
    return await fileRepository.save(file);
  }

  /**
   * 创建完整的测试订单环境（包含订单、人员、资产、文件）
   */
  static async createCompleteOrderEnvironment(
    dataSource: DataSource,
    options: {
      orderOverrides?: Partial<EmploymentOrder>;
      personId?: number;
      personOverrides?: Partial<OrderPerson>;
      fileOverrides?: Partial<File>;
      assetOverrides?: Partial<OrderPersonAsset>;
    } = {}
  ): Promise<{
    order: EmploymentOrder;
    orderPerson: OrderPerson;
    file: File;
    orderPersonAsset: OrderPersonAsset;
  }> {
    // 创建订单
    const order = await this.createTestEmploymentOrder(dataSource, options.orderOverrides);

    // 创建文件
    const file = await this.createTestFile(dataSource, options.fileOverrides);

    // 创建订单人员
    const personId = options.personId || 1;
    const orderPerson = await this.createTestOrderPerson(
      dataSource,
      order.id,
      personId,
      options.personOverrides
    );

    // 创建订单人员资产
    const orderPersonAsset = await this.createTestOrderPersonAsset(
      dataSource,
      order.id,
      personId,
      file.id,
      options.assetOverrides
    );

    return { order, orderPerson, file, orderPersonAsset };
  }

  /**
   * 创建批量添加人员的测试数据
   */
  static createBatchAddPersonsData(
    orderId: number,
    count: number = 3
  ): Array<{ personId: number; joinDate: string; salaryDetail: number }> {
    const persons: Array<{ personId: number; joinDate: string; salaryDetail: number }> = [];

    for (let i = 1; i <= count; i++) {
      persons.push({
        personId: i,
        joinDate: `2025-01-${10 + i}`,
        salaryDetail: 4000 + i * 500
      });
    }

    return persons;
  }

  /**
   * 创建不同订单状态的测试数据
   */
  static createOrderWithStatus(
    status: OrderStatus,
    overrides: Partial<EmploymentOrder> = {}
  ): Partial<EmploymentOrder> {
    const baseData = this.createEmploymentOrderData(overrides);
    const result: Partial<EmploymentOrder> = {
      ...baseData,
      orderStatus: status
    };

    if (status === OrderStatus.IN_PROGRESS) {
      result.actualStartDate = new Date();
    } else if (status === OrderStatus.COMPLETED) {
      result.actualStartDate = new Date('2025-01-01');
      result.actualEndDate = new Date('2025-12-31');
    }

    return result;
  }

  /**
   * 创建不同工作状态的测试数据
   */
  static createOrderWithWorkStatus(
    workStatus: WorkStatus,
    overrides: Partial<EmploymentOrder> = {}
  ): Partial<EmploymentOrder> {
    const baseData = this.createEmploymentOrderData(overrides);
    return {
      ...baseData,
      workStatus,
      ...(workStatus === WorkStatus.WORKING && { actualStartDate: new Date() }),
      ...(workStatus === WorkStatus.RESIGNED && {
        actualStartDate: new Date('2025-01-01'),
        actualEndDate: new Date('2025-06-30')
      })
    };
  }

  /**
   * 创建不同资产类型的测试数据
   */
  static createAssetWithType(
    orderId: number,
    assetType: AssetType,
    assetFileType: AssetFileType,
    overrides: Partial<OrderPersonAsset> = {}
  ): Partial<OrderPersonAsset> {
    return {
      orderId,
      personId: 1,
      fileId: 1,
      assetType,
      assetFileType,
      ...overrides
    };
  }

  /**
   * 生成随机ID（用于测试中的personId等）
   */
  static generateRandomId(min: number = 1, max: number = 1000): number {
    return Math.floor(Math.random() * (max - min + 1)) + min;
  }

  /**
   * 生成随机日期字符串（YYYY-MM-DD格式）
   */
  static generateRandomDate(startYear: number = 2024, endYear: number = 2025): string {
    const year = Math.floor(Math.random() * (endYear - startYear + 1)) + startYear;
    const month = Math.floor(Math.random() * 12) + 1;
    const day = Math.floor(Math.random() * 28) + 1; // 简单处理，避免日期无效
    return `${year}-${month.toString().padStart(2, '0')}-${day.toString().padStart(2, '0')}`;
  }

  /**
   * 生成随机金额（保留2位小数）
   */
  static generateRandomAmount(min: number = 1000, max: number = 10000): number {
    const amount = Math.random() * (max - min) + min;
    return Math.round(amount * 100) / 100;
  }
}