<?php

namespace App\Http\Controllers\API\Admin;

use App\Http\Controllers\Controller;
use App\Services\ItemRuleValidationService;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;

/**
 * 项目规则校验测试控制器
 */
class ItemRuleTestController extends Controller
{
    /**
     * 测试项目规则校验
     */
    public function test(Request $request)
    {
        $data = $request->validate([
            'item_codes' => 'required|array',
            'item_codes.*' => 'required|string',
            'patient_id' => 'required|integer|min:1',
            'plan_id' => 'required|integer|min:1',
        ]);

        $itemCodes = $data['item_codes'];
        $patientId = $data['patient_id'];
        $planId = $data['plan_id'];

        // 创建项目规则校验服务
        $service = new ItemRuleValidationService();

        // 执行校验
        $result = $service->validate($itemCodes, $patientId, $planId);

        // 获取调试信息
        $debug = $this->getDebugInfo($itemCodes, $patientId, $planId);

        return response()->json([
            'success' => true,
            'data' => [
                'valid' => $result['valid'],
                'conflicts' => $result['conflicts'],
                'patient_info' => $result['patient_info'] ?? null,
                'appointment_time' => $result['appointment_time'] ?? null,
                'debug' => $debug,
            ]
        ]);
    }

    /**
     * 获取调试信息
     */
    private function getDebugInfo(array $itemCodes, int $patientId, int $planId): array
    {
        // 获取患者信息
        $patient = DB::table('exam_application')
            ->where('patient_id', $patientId)
            ->orderBy('id', 'desc')
            ->select('patient_age', 'patient_gender')
            ->first();

        // 获取项目信息
        $items = DB::table('exam_item')
            ->whereIn('code', $itemCodes)
            ->where('deleted', 0)
            ->select('id', 'code', 'name')
            ->get()
            ->toArray();

        // 获取项目绑定的规则
        $itemIds = array_column($items, 'id');
        $rules = DB::table('exam_item_rule')
            ->whereIn('target_id', $itemIds)
            ->where('target_type', 'ITEM')
            ->where('status', 1)
            ->where('deleted', 0)
            ->select('target_id', 'rule_type', 'rule_value')
            ->get()
            ->toArray();

        // 获取号源信息
        $plan = DB::table('plan as p')
            ->join('plan_batch as pb', 'p.batch_id', '=', 'pb.id')
            ->where('p.id', $planId)
            ->select('pb.plan_date', 'p.start_time', 'p.end_time', 'pb.weekname')
            ->first();

        return [
            'patient' => $patient,
            'items' => $items,
            'rules' => $rules,
            'plan' => $plan,
        ];
    }
}