import {
    Entity,
    Column,
    PrimaryGeneratedColumn,
    CreateDateColumn,
    UpdateDateColumn,
    Index,
} from 'typeorm';
import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';

@Entity('users')
export class User {
    @ApiProperty({ description: '用户ID', example: 1 })
    @PrimaryGeneratedColumn({ name: 'user_id' })
    userId: number;

    @ApiPropertyOptional({
        description: '微信 openId',
        example: 'openid123456',
        maxLength: 100,
    })
    @Column({ name: 'open_id', type: 'varchar', length: 100, nullable: true })
    @Index()
    openId?: string;

    @ApiPropertyOptional({
        description: '微信 unionId',
        example: 'unionid123456',
        maxLength: 100,
    })
    @Column({ name: 'union_id', type: 'varchar', length: 100, nullable: true })
    @Index()
    unionId?: string;

    @ApiProperty({
        description: '用户名',
        example: 'john_doe',
        maxLength: 100,
    })
    @Column({ name: 'username', type: 'varchar', length: 100 })
    @Index()
    username: string;

    @ApiProperty({
        description: '密码哈希值（bcrypt加密）',
        example: '$2b$10$...',
        maxLength: 255,
    })
    @Column({ name: 'password_hash', type: 'varchar', length: 255 })
    passwordHash: string;

    @ApiProperty({
        description: '邮箱',
        example: 'user@example.com',
        maxLength: 100,
    })
    @Column({ name: 'email', type: 'varchar', length: 100 })
    @Index()
    email: string;

    @ApiPropertyOptional({
        description: '电话号码',
        example: '13800138000',
        maxLength: 20,
    })
    @Column({ name: 'phone', type: 'varchar', length: 20, nullable: true })
    @Index()
    phone?: string;

    @ApiPropertyOptional({
        description: '用户昵称',
        example: 'John Doe',
        maxLength: 100,
    })
    @Column({ name: 'nickname', type: 'varchar', length: 100, nullable: true })
    nickname?: string;

    @ApiPropertyOptional({
        description: '头像URL',
        example: 'https://example.com/avatar.jpg',
        maxLength: 255,
    })
    @Column({
        name: 'avatar_url',
        type: 'varchar',
        length: 255,
        nullable: true,
    })
    avatarUrl?: string;

    @ApiProperty({
        description: '创建时间',
        example: '2024-01-01T00:00:00.000Z',
    })
    @CreateDateColumn({ name: 'created_at' })
    createdAt: Date;

    @ApiProperty({
        description: '更新时间',
        example: '2024-01-01T00:00:00.000Z',
    })
    @UpdateDateColumn({ name: 'updated_at' })
    updatedAt: Date;

    @ApiPropertyOptional({
        description: '最后登录时间',
        example: '2024-01-01T00:00:00.000Z',
    })
    @Column({ name: 'last_login_at', type: 'timestamp', nullable: true })
    lastLoginAt?: Date;

    @ApiProperty({
        description: '用户状态',
        example: 'active',
        enum: ['active', 'inactive', 'deleted'],
        default: 'active',
    })
    @Column({
        name: 'status',
        type: 'varchar',
        length: 20,
        default: 'active',
        nullable: false,
    })
    status: string;

    @ApiProperty({
        description: '用户角色',
        example: 'user',
        enum: ['user', 'admin', 'super_admin'],
        default: 'user',
    })
    @Column({
        name: 'role',
        type: 'varchar',
        length: 20,
        default: 'user',
        nullable: false,
    })
    @Index()
    role: string;
}