<?php

namespace App\Service\wx;

use App\BaseApp\BaseWxService;
use App\Models\business\OrderModel;
use App\Models\business\WxUserModel;
use App\Service\business\OrderCoreService;
use App\Service\business\PriceService;

/**
 * 小程序订单：用户自己从清单下单、看订单、传凭证或调起微信支付
 */
class WxOrderService extends BaseWxService
{
    /**
     * 我的订单，可按状态筛
     *
     * 金额 text 必须在这里补：OrderCoreService::detail 才格式化金额，list 只走 paginate，
     * 而小程序订单列表卡片直接渲染 total_amount_text，不补就会出现 ¥0。
     */
    public function list(): array
    {
        $status = request()->get('status');
        $result = OrderModel::with([
            'items' => fn ($query) => $query->where('deleted_at', 0),
        ])->where('user_id', $this->userId)
            ->where('deleted_at', 0)
            ->when($status !== null && $status !== '', fn ($query) => $query->where('status', (int) $status))
            ->orderBy('id', 'desc')
            ->paginate((int) request()->get('pageSize', 10))
            ->toArray();
        // 复用后台同款格式化，保证两端金额展示一致
        $price = PriceService::getInstance();
        foreach ($result['data'] as &$item) {
            $item['total_amount_text'] = $price->centsToYuan((int) ($item['total_amount'] ?? 0));
            $item['paid_amount_text'] = $price->centsToYuan((int) ($item['paid_amount'] ?? 0));
        }
        unset($item);
        return [
            'page' => $result['current_page'],
            'size' => $result['per_page'],
            'page_count' => $result['last_page'],
            'total' => $result['total'],
            'items' => $result['data'],
        ];
    }

    public function detail(int $id): array
    {
        $order = OrderCoreService::getInstance()->detail($id);
        if ((int) $order['user_id'] !== $this->userId) {
            $this->utils->errorThrow('无权查看该订单');
        }
        return $order;
    }

    /**
     * 清单转订单
     */
    public function createFromList(array $params): array
    {
        $listId = (int) ($params['list_id'] ?? 0);
        if ($listId <= 0) {
            $this->utils->errorThrow('请选择清单');
        }
        return OrderCoreService::getInstance()->createFromList($listId, $this->userId, $params);
    }

    /**
     * 上传转账凭证
     */
    public function submitVoucher(array $params): array
    {
        $orderId = (int) ($params['order_id'] ?? 0);
        return OrderCoreService::getInstance()->submitVoucher($orderId, $params, $this->userId);
    }

    /**
     * 调起微信支付
     */
    public function wechatPay(array $params): array
    {
        $orderId = (int) ($params['order_id'] ?? 0);
        $order = $this->detail($orderId);
        $user = WxUserModel::where('id', $this->userId)->first(['open_id']);
        if (empty($user['open_id'])) {
            $this->utils->errorThrow('缺少 openid，请重新登录');
        }
        OrderModel::where('id', $orderId)->update([
            'pay_type' => OrderModel::PAY_TYPE_WECHAT,
            'updated_at' => time(),
        ]);
        return WxPayService::getInstance()->jsapiOrder($order, (string) $user['open_id']);
    }

    /**
     * 取消订单（仅未付款可取消）
     */
    public function cancel(int $id): array
    {
        return OrderCoreService::getInstance()->transition($id, OrderModel::STATUS_CANCELLED, $this->userId);
    }

    /**
     * 确认收货
     */
    public function complete(int $id): array
    {
        return OrderCoreService::getInstance()->transition($id, OrderModel::STATUS_DONE, $this->userId);
    }
}