import { Injectable } from '@nestjs/common';
import bcrypt from 'bcryptjs';
import { BaseCrudService } from '../common/base-crud.service.js';
import { PrismaService } from '../prisma/prisma.service.js';
import { getRequestContext } from '../common/context/request-context.js';
import { CreateUserDto, ResetPasswordDto, UpdateUserDto } from './dto.js';
import { PageQuery } from '../common/page.dto.js';

@Injectable()
export class UsersService extends BaseCrudService {
  constructor(prisma: PrismaService) {
    super(prisma, 'user');
  }

  async createUser(dto: CreateUserDto) {
    const passwordHash = await bcrypt.hash(dto.password, 10);
    const { password: _p, ...rest } = dto;
    return this.create({ ...rest, passwordHash });
  }

  async listUsers(q: PageQuery) {
    const ctx = getRequestContext();
    const where: Record<string, unknown> = {};
    // 数据权限：orgCodes 为空表示「全部可见」，否则限制在可见部门集合
    if (ctx && ctx.orgCodes.length > 0) {
      where.orgCode = { in: ctx.orgCodes };
    }
    return this.paginate(q.page, q.pageSize, where);
  }

  async updateUser(id: string, dto: UpdateUserDto) {
    return this.update(id, { ...dto });
  }

  async resetPassword(id: string, dto: ResetPasswordDto) {
    const passwordHash = await bcrypt.hash(dto.password, 10);
    return this.update(id, { passwordHash });
  }
}