<?php

namespace app\admin\controller\shopro_wechat_trade;

use addons\shopro_wechat_trade\library\WxShippingService;
use app\common\controller\Backend;
use think\Db;

class Sync extends Backend
{
    protected function buildQuery($status = '', $syncType = '', $orderSn = '')
    {
        $query = Db::name('shopro_wechat_trade_sync');
        if ($status !== '') {
            $query->where('status', $status);
        }
        if ($syncType !== '') {
            $query->where('sync_type', $syncType);
        }
        if ($orderSn !== '') {
            $query->where('order_sn', 'like', '%' . $orderSn . '%');
        }
        return $query;
    }

    protected function getStats()
    {
        $rows = Db::name('shopro_wechat_trade_sync')
            ->field('status, COUNT(*) AS cnt')
            ->group('status')
            ->select();
        $stats = ['success' => 0, 'pending' => 0, 'failed' => 0, 'total' => 0];
        foreach ($rows as $row) {
            $key = $row['status'] ?? '';
            if (isset($stats[$key])) {
                $stats[$key] = intval($row['cnt']);
            }
            $stats['total'] += intval($row['cnt']);
        }
        return $stats;
    }

    protected function formatListItem(array $row)
    {
        $typeMap = [
            'shipping' => '发货同步',
            'confirm'  => '确认收货同步',
        ];
        $row['sync_type_text'] = $typeMap[$row['sync_type'] ?? ''] ?? ($row['sync_type'] ?? '-');

        $status = $row['status'] ?? '';
        $retryCount = intval($row['retry_count'] ?? 0);
        if ($status === 'success') {
            $row['status_text'] = '成功';
        } elseif ($status === 'failed') {
            $row['status_text'] = '失败';
        } elseif ($status === 'pending') {
            $row['status_text'] = $retryCount > 0 ? '待重试' : '处理中';
        } else {
            $row['status_text'] = $status ?: '-';
        }

        if (($row['sync_type'] ?? '') !== 'shipping') {
            $row['delivery_mode_text'] = '-';
        } else {
            $modeMap = [1 => '统一发货', 2 => '分拆发货'];
            $row['delivery_mode_text'] = $modeMap[intval($row['delivery_mode'] ?? 0)] ?? ('模式' . $row['delivery_mode']);
        }

        if ($status === 'success') {
            $row['error_text'] = '-';
        } else {
            $parts = [];
            if ($row['errcode'] !== null && $row['errcode'] !== '') {
                $parts[] = '[' . $row['errcode'] . ']';
            }
            if (!empty($row['errmsg'])) {
                $parts[] = $row['errmsg'];
            }
            $row['error_text'] = $parts ? implode(' ', $parts) : '-';
        }

        return $row;
    }

    public function index()
    {
        if ($this->request->isAjax()) {
            $page = max(1, intval($this->request->get('page', 1)));
            $limit = max(1, min(100, intval($this->request->get('limit', 20))));
            $status = trim($this->request->get('status', ''));
            $syncType = trim($this->request->get('sync_type', ''));
            $orderSn = trim($this->request->get('order_sn', ''));

            $query = $this->buildQuery($status, $syncType, $orderSn)->order('id', 'desc');
            $total = (clone $query)->count();
            $list = $query->page($page, $limit)->select();
            foreach ($list as $key => $row) {
                $list[$key] = $this->formatListItem($row);
            }

            return json(['total' => $total, 'rows' => $list]);
        }

        $this->view->assign('stats', $this->getStats());
        return $this->view->fetch();
    }

    public function detail()
    {
        $id = intval($this->request->get('id'));
        $row = Db::name('shopro_wechat_trade_sync')->where('id', $id)->find();
        if (!$row) {
            $this->error('记录不存在');
        }
        $this->success('', null, $this->formatListItem($row));
    }

    public function retry()
    {
        $id = intval($this->request->post('id'));
        $row = Db::name('shopro_wechat_trade_sync')->where('id', $id)->find();
        if (!$row) {
            $this->error('记录不存在');
        }
        if ($row['status'] === 'success') {
            $this->error('该记录已同步成功，无需重试');
        }
        try {
            $service = new WxShippingService();
            if ($row['sync_type'] === 'confirm') {
                $service->syncOrderConfirm($row['order_id']);
            } else {
                $service->syncOrderShipping($row['order_id'], $row['order_item_id']);
            }
            $this->success('重试成功');
        } catch (\Exception $e) {
            $this->error('重试失败：' . $e->getMessage());
        }
    }
}