<?php

namespace App\Module\ThirdParty\Events;

use App\Module\ThirdParty\Models\ThirdPartyService;
use App\Module\ThirdParty\Models\ThirdPartyCredential;
use Illuminate\Foundation\Events\Dispatchable;
use Illuminate\Queue\SerializesModels;

/**
 * API调用事件
 * 
 * 当第三方API被调用时触发此事件
 */
class ApiCallEvent
{
    use Dispatchable, SerializesModels;

    /**
     * 第三方服务实例
     *
     * @var ThirdPartyService
     */
    public ThirdPartyService $service;

    /**
     * 认证凭证实例
     *
     * @var ThirdPartyCredential
     */
    public ThirdPartyCredential $credential;

    /**
     * 请求ID
     *
     * @var string
     */
    public string $requestId;

    /**
     * HTTP方法
     *
     * @var string
     */
    public string $method;

    /**
     * 请求URL
     *
     * @var string
     */
    public string $url;

    /**
     * 请求头
     *
     * @var array
     */
    public array $headers;

    /**
     * 请求参数
     *
     * @var array
     */
    public array $params;

    /**
     * 响应数据
     *
     * @var array|null
     */
    public ?array $response;

    /**
     * 响应状态码
     *
     * @var int|null
     */
    public ?int $statusCode;

    /**
     * 响应时间（毫秒）
     *
     * @var int
     */
    public int $responseTime;

    /**
     * 是否成功
     *
     * @var bool
     */
    public bool $success;

    /**
     * 错误信息
     *
     * @var string|null
     */
    public ?string $errorMessage;

    /**
     * 创建事件实例
     *
     * @param ThirdPartyService $service
     * @param ThirdPartyCredential $credential
     * @param string $requestId
     * @param string $method
     * @param string $url
     * @param array $headers
     * @param array $params
     * @param array|null $response
     * @param int|null $statusCode
     * @param int $responseTime
     * @param bool $success
     * @param string|null $errorMessage
     */
    public function __construct(
        ThirdPartyService $service,
        ThirdPartyCredential $credential,
        string $requestId,
        string $method,
        string $url,
        array $headers,
        array $params,
        ?array $response = null,
        ?int $statusCode = null,
        int $responseTime = 0,
        bool $success = true,
        ?string $errorMessage = null
    ) {
        $this->service = $service;
        $this->credential = $credential;
        $this->requestId = $requestId;
        $this->method = $method;
        $this->url = $url;
        $this->headers = $headers;
        $this->params = $params;
        $this->response = $response;
        $this->statusCode = $statusCode;
        $this->responseTime = $responseTime;
        $this->success = $success;
        $this->errorMessage = $errorMessage;
    }

    /**
     * 获取事件数据数组
     *
     * @return array
     */
    public function toArray(): array
    {
        return [
            'service_id' => $this->service->id,
            'service_code' => $this->service->code,
            'credential_id' => $this->credential->id,
            'request_id' => $this->requestId,
            'method' => $this->method,
            'url' => $this->url,
            'headers' => $this->headers,
            'params' => $this->params,
            'response' => $this->response,
            'status_code' => $this->statusCode,
            'response_time' => $this->responseTime,
            'success' => $this->success,
            'error_message' => $this->errorMessage,
            'timestamp' => now()->toISOString(),
        ];
    }

    /**
     * 判断是否为错误调用
     *
     * @return bool
     */
    public function isError(): bool
    {
        return !$this->success || ($this->statusCode && $this->statusCode >= 400);
    }

    /**
     * 判断是否为慢调用
     *
     * @param int $threshold 阈值（毫秒）
     * @return bool
     */
    public function isSlowCall(int $threshold = 5000): bool
    {
        return $this->responseTime > $threshold;
    }

    /**
     * 获取日志级别
     *
     * @return string
     */
    public function getLogLevel(): string
    {
        if ($this->isError()) {
            return 'ERROR';
        }
        
        if ($this->isSlowCall()) {
            return 'WARNING';
        }
        
        return 'INFO';
    }
}