<?php

namespace app\common\controller;

use app\common\model\StockOrders;
use app\common\model\StockOrderItems;
use app\common\model\User;
use support\Request;

class PublicApiController extends BaseController
{
    // 业务人员固定角色ID
    protected const STAFF_ROLE_ID = 2;

    protected $noNeedLogin = ['piList', 'vinList', 'staffList'];
    protected $noNeedHeaderData = ['piList', 'vinList', 'staffList'];

    /**
     * PI 号列表（含关联的 VIN 和车型名称）
     * GET /common/public/pi/list
     */
    public function piList(Request $request)
    {
        try {
            $page     = (int)($request->input('page', 1));
            $pageSize = (int)($request->input('page_size', 20));
            $piNo     = $request->input('pi_no', '');

            if ($page < 1) $page = 1;
            if ($pageSize < 1 || $pageSize > 200) $pageSize = 20;

            $query = StockOrders::where('approval_status', 2)
                ->whereNotNull('pi_no')
                ->where('pi_no', '<>', '');

            if ($piNo !== '') {
                $query->where('pi_no', 'like', '%' . addcslashes($piNo, '%_') . '%');
            }

            $query->with(['items' => function ($q) {
                $q->select('id', 'order_id', 'vin', 'model_snapshot');
            }]);

            $paginator = $query->orderBy('id', 'desc')
                ->paginate($pageSize, ['id', 'pi_no'], 'page', $page);

            $data = $paginator->getCollection()->map(function ($order) {
                return [
                    'pi_no'       => $order->pi_no,
                    'vins'        => $order->items->pluck('vin')->filter()->values()->toArray(),
                    'model_names' => $order->items->pluck('model_snapshot')->filter()->values()->toArray(),
                ];
            })->toArray();

            return $this->success([
                'total'        => $paginator->total(),
                'per_page'     => $paginator->perPage(),
                'current_page' => $paginator->currentPage(),
                'data'         => $data,
            ]);
        } catch (\Throwable $e) {
            return $this->error('查询失败，请稍后重试');
        }
    }

    /**
     * VIN 号列表（含车型名称）
     * GET /common/public/vin/list
     */
    public function vinList(Request $request)
    {
        try {
            $page     = (int)($request->input('page', 1));
            $pageSize = (int)($request->input('page_size', 20));
            $vin      = $request->input('vin', '');

            if ($page < 1) $page = 1;
            if ($pageSize < 1 || $pageSize > 200) $pageSize = 20;

            $query = StockOrderItems::whereHas('order', function ($q) {
                $q->where('approval_status', 2);
            })->whereNotNull('vin')
              ->where('vin', '<>', '');

            if ($vin !== '') {
                $query->where('vin', 'like', '%' . addcslashes($vin, '%_') . '%');
            }

            $paginator = $query->orderBy('id', 'desc')
                ->paginate($pageSize, ['id', 'vin', 'model_snapshot'], 'page', $page);

            $data = $paginator->getCollection()->map(function ($item) {
                return [
                    'vin'        => $item->vin,
                    'model_name' => $item->model_snapshot,
                ];
            })->toArray();

            return $this->success([
                'total'        => $paginator->total(),
                'per_page'     => $paginator->perPage(),
                'current_page' => $paginator->currentPage(),
                'data'         => $data,
            ]);
        } catch (\Throwable $e) {
            return $this->error('查询失败，请稍后重试');
        }
    }

    /**
     * 业务人员列表（role_id=2，在职，全量返回）
     * GET /common/public/staff/list
     */
    public function staffList(Request $request)
    {
        try {
            $keyword = $request->input('keyword', '');

            // 通过 user_roles 关联，筛选指定角色的用户
            $query = User::whereHas('roles', function ($q) {
                $q->where('roles.id', static::STAFF_ROLE_ID);
            })->where('status', 1);

            if ($keyword !== '') {
                $kw = '%' . addcslashes($keyword, '%_') . '%';
                $query->where(function ($q) use ($kw) {
                    $q->where('name', 'like', $kw)
                      ->orWhere('sn', 'like', $kw)
                      ->orWhere('phone', 'like', $kw)
                      ->orWhere('email', 'like', $kw);
                });
            }

            $list = $query->orderBy('id', 'asc')
                ->get(['id', 'sn', 'name', 'phone', 'email']);

            $data = $list->map(function ($user) {
                return [
                    'id'    => $user->id,
                    'name'  => $user->name,
                    'sn'    => $user->sn,
                    'phone' => $user->phone,
                    'email' => $user->email,
                ];
            })->values()->toArray();

            return $this->success($data);
        } catch (\Throwable $e) {
            return $this->error('查询失败，请稍后重试');
        }
    }
}