import { Body, Controller, Get, HttpCode, Post, Put } from '@nestjs/common';
import { ArrayMaxSize, IsArray, IsString } from 'class-validator';
import { CurrentAdmin, RequirePermission } from '../auth/guards';
import type { AuthenticatedAdmin } from '../auth/jwt.strategy';
import { CurrentCustomer, CustomerAuth } from '../customer-auth/customer.guards';
import type { AuthenticatedCustomer } from '../customer-auth/customer-jwt.strategy';
import { WageService } from './wage.service';

/**
 * «اجرت» admin screen — the making-charge formula, a worked sample, and the
 * approval that puts a new formula in force. Behind its own rid.
 */
@Controller('admin/pricing/wage-formula')
@RequirePermission('config.wage')
export class WageAdminController {
  constructor(private readonly wage: WageService) {}

  @Get()
  get() {
    return this.wage.getConfig();
  }

  /** Nothing is saved: the draft and the formula in force on the same sample. */
  @Post('preview')
  @HttpCode(200)
  preview(@Body() body: { formula?: unknown; sample?: unknown }) {
    return this.wage.preview(body?.formula, body?.sample);
  }

  /** Puts the formula in force, recorded with the sample it was checked on. */
  @Put()
  approve(@Body() body: { formula?: unknown; sample?: unknown }, @CurrentAdmin() admin: AuthenticatedAdmin) {
    return this.wage.approve(body?.formula, body?.sample, admin);
  }
}

class WageQuoteDto {
  @IsArray()
  @ArrayMaxSize(200)
  @IsString({ each: true })
  variantIds!: string[];
}

/**
 * The making charge the app shows on a product and in the cart — computed by
 * the same code that prices the order, for the signed-in customer.
 */
@Controller('customer/me/wage-quote')
export class WageCustomerController {
  constructor(private readonly wage: WageService) {}

  @CustomerAuth()
  @Post()
  @HttpCode(200)
  async quote(@Body() dto: WageQuoteDto, @CurrentCustomer() me: AuthenticatedCustomer) {
    return [...(await this.wage.quote(me.id, dto.variantIds)).values()];
  }
}