package com.ouxuan.oxface.device;

import android.app.Activity;
import android.content.Intent;
import android.util.Log;

import com.huawei.hms.hmsscankit.ScanUtil;
import com.huawei.hms.ml.scan.HmsScan;
import com.huawei.hms.ml.scan.HmsScanAnalyzerOptions;

/**
 * 华为统一扫码管理器
 * 用于调起华为扫码功能并处理扫码结果
 */
public class HuaWeiScanManager {
    private static final String TAG = "HuaWeiScanManager";
    
    // 请求码
    public static final int REQUEST_CODE_SCAN = 1003;
    
    // 扫码结果监听器
    public interface ScanResultListener {
        /**
         * 扫码成功回调
         * @param scanResult 扫码结果
         */
        void onScanSuccess(String scanResult);
        
        /**
         * 扫码失败回调
         * @param errorCode 错误码
         * @param errorMsg 错误信息
         */
        void onScanFailed(int errorCode, String errorMsg);
    }
    
    /**
     * 执行调起华为扫码功能
     * @param activity 当前Activity
     * @param listener 扫码结果监听器
     */
    public static void doScan(Activity activity, ScanResultListener listener) {
        Log.d(TAG, "执行调起华为扫码功能");
        
        try {
            // 创建扫码选项
            HmsScanAnalyzerOptions options = new HmsScanAnalyzerOptions.Creator()
                    .setHmsScanTypes(HmsScan.QRCODE_SCAN_TYPE)
                    .setPhotoMode(false)
                    .setShowGuide(true)
                    .setViewType(1)
                    .create();
            
            // 调用ScanUtil.startScan方法
            ScanUtil.startScan(activity, REQUEST_CODE_SCAN, options);
        } catch (Exception e) {
            Log.e(TAG, "调起华为扫码功能失败: " + e.getMessage(), e);
            if (listener != null) {
                listener.onScanFailed(-1, "调起扫码功能失败: " + e.getMessage());
            }
        }
    }
    
    /**
     * 处理扫码结果
     * 需要在Activity的onActivityResult方法中调用此方法
     * 
     * @param requestCode 请求码
     * @param resultCode 结果码
     * @param data 返回数据
     * @param listener 扫码结果监听器
     * @return 是否处理了扫码结果
     */
    public static boolean handleScanResult(int requestCode, int resultCode, Intent data, ScanResultListener listener) {
        if (requestCode == REQUEST_CODE_SCAN) {
            if (resultCode == Activity.RESULT_OK && data != null) {
                // 获取扫码结果
                HmsScan scanResult = data.getParcelableExtra(ScanUtil.RESULT);
                if (scanResult != null && listener != null) {
                    listener.onScanSuccess(scanResult.originalValue);
                    Log.d(TAG, "扫码成功: " + scanResult.originalValue);
                    return true;
                } else {
                    if (listener != null) {
                        listener.onScanFailed(-2, "扫码结果为空");
                    }
                    Log.w(TAG, "扫码结果为空");
                    return true;
                }
            } else {
                if (listener != null) {
                    listener.onScanFailed(resultCode, "扫码取消或失败");
                }
                Log.w(TAG, "扫码取消或失败, resultCode: " + resultCode);
                return true;
            }
        }
        return false;
    }
    
    /**
     * 简化版扫码方法，不使用监听器
     * @param activity 当前Activity
     */
    public static void doScan(Activity activity) {
        Log.d(TAG, "执行调起华为扫码功能(简化版)");
        
        try {
            // 创建扫码选项
            HmsScanAnalyzerOptions options = new HmsScanAnalyzerOptions.Creator()
                    .setHmsScanTypes(HmsScan.QRCODE_SCAN_TYPE)
                    .setPhotoMode(false)
                    .setShowGuide(true)
                    .setViewType(1)
                    .create();
            
            // 调用ScanUtil.startScan方法
            ScanUtil.startScan(activity, REQUEST_CODE_SCAN, options);
        } catch (Exception e) {
            Log.e(TAG, "调起华为扫码功能失败: " + e.getMessage(), e);
        }
    }
}