<?php
namespace Retail\Controller;

/**
 * 骑手配置管理控制器
 * Class RiderConfigController
 * @package Retail\Controller
 */
class RiderConfigController extends BaseController
{
    /**
     * 配置管理页面
     */
    public function index()
    {
        $this->display('Rider/config');
    }

    /**
     * 获取配置信息
     */
    public function getConfig()
    {
        $configModel = M('RiderConfig');
        $config = $configModel->where(array('merchant_id' => $this->merchant_id))->find();
        
        if (!$config) {
            // 创建默认配置
            $defaultConfig = array(
                'merchant_id' => $this->merchant_id,
                'auto_sync_enabled' => 0, // 默认关闭自动同步
                'delivery_fee_type' => 1, // 1:按距离计算 2:固定费用 3:阶梯计费
                'base_fee' => 5.00, // 基础配送费
                'distance_fee' => 1.50, // 每公里费用
                'free_distance' => 3, // 免费配送距离(公里)
                'max_distance' => 20, // 最大配送距离(公里)
                'time_fee_enabled' => 0, // 是否启用时间加价
                'night_fee_rate' => 0.5, // 夜间加价比例
                'night_start_time' => '22:00', // 夜间开始时间
                'night_end_time' => '06:00', // 夜间结束时间
                'weather_fee_enabled' => 0, // 是否启用恶劣天气加价
                'weather_fee_rate' => 1.0, // 恶劣天气加价
                'urgent_fee_enabled' => 1, // 是否启用加急费
                'urgent_fee' => 3.00, // 加急费用
                'min_order_amount' => 20.00, // 最小起送金额
                'packaging_fee' => 2.00, // 包装费
                'created_time' => time(),
                'updated_time' => time()
            );
            
            $configModel->add($defaultConfig);
            $config = $defaultConfig;
        }
        
        $this->ajaxReturn(array(
            'code' => 1,
            'msg' => '获取成功',
            'data' => $config
        ));
    }

    /**
     * 保存配置
     */
    public function saveConfig()
    {
        $data = I('post.');
        $configModel = M('RiderConfig');
        
        // 验证数据
        if (!isset($data['auto_sync_enabled']) || !isset($data['delivery_fee_type'])) {
            $this->ajaxReturn(array('code' => 0, 'msg' => '参数不完整'));
        }
        
        // 数据处理
        $saveData = array(
            'auto_sync_enabled' => intval($data['auto_sync_enabled']),
            'delivery_fee_type' => intval($data['delivery_fee_type']),
            'base_fee' => floatval($data['base_fee']),
            'distance_fee' => floatval($data['distance_fee']),
            'free_distance' => floatval($data['free_distance']),
            'max_distance' => floatval($data['max_distance']),
            'time_fee_enabled' => intval($data['time_fee_enabled']),
            'night_fee_rate' => floatval($data['night_fee_rate']),
            'night_start_time' => $data['night_start_time'],
            'night_end_time' => $data['night_end_time'],
            'weather_fee_enabled' => intval($data['weather_fee_enabled']),
            'weather_fee_rate' => floatval($data['weather_fee_rate']),
            'urgent_fee_enabled' => intval($data['urgent_fee_enabled']),
            'urgent_fee' => floatval($data['urgent_fee']),
            'min_order_amount' => floatval($data['min_order_amount']),
            'packaging_fee' => floatval($data['packaging_fee']),
            'updated_time' => time()
        );
        
        $where = array('merchant_id' => $this->merchant_id);
        $exists = $configModel->where($where)->find();
        
        if ($exists) {
            $result = $configModel->where($where)->save($saveData);
        } else {
            $saveData['merchant_id'] = $this->merchant_id;
            $saveData['created_time'] = time();
            $result = $configModel->add($saveData);
        }
        
        if ($result !== false) {
            $this->ajaxReturn(array('code' => 1, 'msg' => '保存成功'));
        } else {
            $this->ajaxReturn(array('code' => 0, 'msg' => '保存失败'));
        }
    }

    /**
     * 获取配送费用计算规则
     */
    public function getFeeRules()
    {
        $configModel = M('RiderConfig');
        $config = $configModel->where(array('merchant_id' => $this->merchant_id))->find();
        
        if (!$config) {
            $this->ajaxReturn(array('code' => 0, 'msg' => '请先配置基础设置'));
        }
        
        $rules = array(
            'delivery_fee_type' => $config['delivery_fee_type'],
            'base_fee' => $config['base_fee'],
            'distance_fee' => $config['distance_fee'],
            'free_distance' => $config['free_distance'],
            'max_distance' => $config['max_distance'],
            'time_fee_enabled' => $config['time_fee_enabled'],
            'night_fee_rate' => $config['night_fee_rate'],
            'night_start_time' => $config['night_start_time'],
            'night_end_time' => $config['night_end_time'],
            'weather_fee_enabled' => $config['weather_fee_enabled'],
            'weather_fee_rate' => $config['weather_fee_rate'],
            'urgent_fee_enabled' => $config['urgent_fee_enabled'],
            'urgent_fee' => $config['urgent_fee'],
            'min_order_amount' => $config['min_order_amount'],
            'packaging_fee' => $config['packaging_fee']
        );
        
        $this->ajaxReturn(array(
            'code' => 1,
            'msg' => '获取成功',
            'data' => $rules
        ));
    }

    /**
     * 计算配送费用
     */
    public function calculateDeliveryFee()
    {
        $distance = floatval(I('post.distance')); // 配送距离(公里)
        $orderAmount = floatval(I('post.order_amount')); // 订单金额
        $isUrgent = intval(I('post.is_urgent', 0)); // 是否加急
        $isNight = intval(I('post.is_night', 0)); // 是否夜间
        $isBadWeather = intval(I('post.is_bad_weather', 0)); // 是否恶劣天气
        
        $configModel = M('RiderConfig');
        $config = $configModel->where(array('merchant_id' => $this->merchant_id))->find();
        
        if (!$config) {
            $this->ajaxReturn(array('code' => 0, 'msg' => '请先配置基础设置'));
        }
        
        // 检查最大配送距离
        if ($distance > $config['max_distance']) {
            $this->ajaxReturn(array(
                'code' => 0, 
                'msg' => '超出最大配送距离(' . $config['max_distance'] . '公里)'
            ));
        }
        
        // 检查最小起送金额
        if ($orderAmount < $config['min_order_amount']) {
            $this->ajaxReturn(array(
                'code' => 0, 
                'msg' => '未达到最小起送金额(' . $config['min_order_amount'] . '元)'
            ));
        }
        
        $deliveryFee = 0;
        $feeDetails = array();
        
        // 基础配送费计算
        switch ($config['delivery_fee_type']) {
            case 1: // 按距离计算
                if ($distance <= $config['free_distance']) {
                    $deliveryFee = $config['base_fee'];
                    $feeDetails[] = '基础费用: ' . $config['base_fee'] . '元';
                } else {
                    $extraDistance = $distance - $config['free_distance'];
                    $distanceFee = $extraDistance * $config['distance_fee'];
                    $deliveryFee = $config['base_fee'] + $distanceFee;
                    $feeDetails[] = '基础费用: ' . $config['base_fee'] . '元';
                    $feeDetails[] = '距离费用: ' . $extraDistance . '公里 × ' . $config['distance_fee'] . '元 = ' . $distanceFee . '元';
                }
                break;
            case 2: // 固定费用
                $deliveryFee = $config['base_fee'];
                $feeDetails[] = '固定配送费: ' . $config['base_fee'] . '元';
                break;
            case 3: // 阶梯计费
                // 可以根据需要实现更复杂的阶梯计费逻辑
                $deliveryFee = $config['base_fee'];
                $feeDetails[] = '阶梯计费: ' . $config['base_fee'] . '元';
                break;
        }
        
        // 包装费
        $deliveryFee += $config['packaging_fee'];
        $feeDetails[] = '包装费: ' . $config['packaging_fee'] . '元';
        
        // 加急费
        if ($isUrgent && $config['urgent_fee_enabled']) {
            $deliveryFee += $config['urgent_fee'];
            $feeDetails[] = '加急费: ' . $config['urgent_fee'] . '元';
        }
        
        // 夜间加价
        if ($isNight && $config['time_fee_enabled']) {
            $nightFee = $deliveryFee * $config['night_fee_rate'];
            $deliveryFee += $nightFee;
            $feeDetails[] = '夜间加价: ' . ($config['night_fee_rate'] * 100) . '% = ' . $nightFee . '元';
        }
        
        // 恶劣天气加价
        if ($isBadWeather && $config['weather_fee_enabled']) {
            $weatherFee = $config['weather_fee_rate'];
            $deliveryFee += $weatherFee;
            $feeDetails[] = '恶劣天气加价: ' . $weatherFee . '元';
        }
        
        $this->ajaxReturn(array(
            'code' => 1,
            'msg' => '计算成功',
            'data' => array(
                'delivery_fee' => round($deliveryFee, 2),
                'fee_details' => $feeDetails,
                'distance' => $distance,
                'order_amount' => $orderAmount
            )
        ));
    }

    /**
     * 测试配送费用计算
     */
    public function testFeeCalculation()
    {
        $testCases = array(
            array('distance' => 2, 'order_amount' => 50, 'is_urgent' => 0, 'is_night' => 0, 'is_bad_weather' => 0),
            array('distance' => 5, 'order_amount' => 80, 'is_urgent' => 1, 'is_night' => 0, 'is_bad_weather' => 0),
            array('distance' => 8, 'order_amount' => 120, 'is_urgent' => 0, 'is_night' => 1, 'is_bad_weather' => 0),
            array('distance' => 10, 'order_amount' => 200, 'is_urgent' => 1, 'is_night' => 1, 'is_bad_weather' => 1),
        );
        
        $results = array();
        foreach ($testCases as $case) {
            $_POST = $case;
            ob_start();
            $this->calculateDeliveryFee();
            $output = ob_get_clean();
            $result = json_decode($output, true);
            $results[] = array(
                'case' => $case,
                'result' => $result
            );
        }
        
        $this->ajaxReturn(array(
            'code' => 1,
            'msg' => '测试完成',
            'data' => $results
        ));
    }
}