<?php

namespace app\supplier\model\plus\groupbuy;

use app\common\model\plus\groupbuy\Active as ActiveModel;

/**
 * 供应商端团购活动模型
 */
class Active extends ActiveModel
{
    /**
     * 获取团购活动列表
     */
    public function getList($param)
    {
        $filter = [];
        if (!empty($param['search'])) {
            $filter[] = ['active_name', 'like', '%' . trim($param['search']) . '%'];
        }
        
        if (isset($param['status']) && $param['status'] !== '') {
            $filter[] = ['status', '=', (int)$param['status']];
        }
        
        // 供应商ID筛选
        $filter[] = ['supplier_id', '=', $param['supplier_id'] ?? 0];
        
        // 时间范围筛选
        if (!empty($param['start_time']) && !empty($param['end_time'])) {
            $filter[] = ['start_time', '>=', strtotime($param['start_time'])];
            $filter[] = ['end_time', '<=', strtotime($param['end_time'])];
        }
        
        $order = ['create_time' => 'desc'];
        if (!empty($param['order'])) {
            $order = [$param['order_field'] => $param['order']];
        }
        
        return $this->with(['file'])
            ->where($filter)
            ->order($order)
            ->paginate([
                'list_rows' => $param['list_rows'] ?? 15,
                'query' => $param
            ]);
    }

    /**
     * 添加团购活动
     */
    public function add($data)
    {
        $this->startTrans();
        try {
            // 格式化数据
            $data['start_time'] = strtotime($data['start_time']);
            $data['end_time'] = strtotime($data['end_time']);
            
            $result = $this->save($data);
            $this->commit();
            return $result !== false;
        } catch (\Exception $e) {
            $this->rollback();
            $this->error = $e->getMessage();
            return false;
        }
    }

    /**
     * 编辑团购活动
     */
    public function edit($data)
    {
        $this->startTrans();
        try {
            // 格式化数据
            if (isset($data['start_time'])) {
                $data['start_time'] = strtotime($data['start_time']);
            }
            if (isset($data['end_time'])) {
                $data['end_time'] = strtotime($data['end_time']);
            }
            
            $result = $this->save($data);
            $this->commit();
            return $result !== false;
        } catch (\Exception $e) {
            $this->rollback();
            $this->error = $e->getMessage();
            return false;
        }
    }

    /**
     * 更新状态
     */
    public function updateStatus($status)
    {
        return $this->save(['status' => $status]) !== false;
    }

    /**
     * 删除团购活动
     */
    public function remove()
    {
        // 检查是否有团购商品关联
        $productModel = new \app\supplier\model\plus\groupbuy\Product();
        $count = $productModel->where('groupbuy_active_id', $this->groupbuy_active_id)->count();
        if ($count > 0) {
            $this->error = '该活动下还有团购商品，无法删除';
            return false;
        }
        
        return $this->delete();
    }
}