/**
 * SOS SDK uniapp包装器
 * 专门为uniapp环境设计的SOS SDK包装器，解决DOM兼容性问题
 */

// 首先加载DOM polyfill
require('./dom-polyfill.js')

// 修复tmedia_api_add_js_scripts未定义的问题
if (typeof window.tmedia_api_add_js_scripts === 'undefined') {
    window.tmedia_api_add_js_scripts = function(position, ...scriptPaths) {
        console.log('tmedia_api_add_js_scripts called:', position, scriptPaths);
        return true;
    };
}

// 确保其他必要的全局变量存在
if (typeof window.__b_release_mode === 'undefined') {
    window.__b_release_mode = true;
}

// 确保URL对象存在
if (typeof window.URL === 'undefined') {
    window.URL = window.URL || window.webkitURL || {};
}

// 确保performance对象存在
if (typeof window.performance === 'undefined') {
    window.performance = window.performance || {};
    window.performance.now = window.performance.now || (function() {
        var start = Date.now();
        return function() {
            return Date.now() - start;
        };
    })();
}

// 加载SOS库
require('./sos-v1.0.17.js');

// 等待SOS库加载完成
setTimeout(() => {
    if (typeof window.SOS !== 'undefined' && typeof window.SOS.SDK === 'function') {
        console.log('SOS.SDK loaded successfully in uniapp environment');
    } else {
        console.error('SOS.SDK not found');
    }
}, 100);

/**
 * uniapp环境下的SOS SDK包装类
 * 提供uniapp兼容的接口
 */
class SOSUniAppWrapper {
    constructor(config = {}) {
        if (typeof window.SOS === 'undefined' || typeof window.SOS.SDK !== 'function') {
            throw new Error('SOS.SDK is not available. Please ensure sos-v1.0.17.js is loaded correctly.');
        }

        // 为uniapp环境创建必要的DOM元素
        this.createRequiredElements();

        // 创建SDK实例
        this.sdk = new window.SOS.SDK(config);
        this.isInitialized = false;
        this.eventListeners = new Map();
    }

    /**
     * 创建SOS SDK需要的DOM元素
     */
    createRequiredElements() {
        // 创建音频元素
        const audioElement = document.createElement('audio');
        audioElement.id = 'sos-audio-element';
        audioElement.style.display = 'none';
        document.body.appendChild(audioElement);

        // 创建视频元素
        const videoElement = document.createElement('video');
        videoElement.id = 'sos-video-element';
        videoElement.style.display = 'none';
        document.body.appendChild(videoElement);

        // 创建canvas元素
        const canvasElement = document.createElement('canvas');
        canvasElement.id = 'sos-canvas-element';
        canvasElement.style.display = 'none';
        document.body.appendChild(canvasElement);
    }

    /**
     * 初始化SDK
     */
    init() {
        return new Promise((resolve, reject) => {
            try {
                this.sdk.init();
                this.isInitialized = true;
                resolve();
            } catch (error) {
                reject(error);
            }
        });
    }

    /**
     * 销毁SDK
     */
    destroy() {
        if (this.sdk && this.isInitialized) {
            this.sdk.destroy();
            this.isInitialized = false;
        }

        // 清理事件监听器
        this.eventListeners.clear();
    }

    /**
     * 添加事件监听器
     */
    addEventListener(event, callback) {
        if (this.sdk) {
            this.sdk.addEventListener(event, callback);
            // 保存事件监听器以便后续清理
            if (!this.eventListeners.has(event)) {
                this.eventListeners.set(event, []);
            }
            this.eventListeners.get(event).push(callback);
        }
    }

    /**
     * 移除事件监听器
     */
    removeEventListener(event) {
        if (this.sdk) {
            this.sdk.removeEventListener(event);
            this.eventListeners.delete(event);
        }
    }

    /**
     * 获取设备列表
     */
    deviceList(callback) {
        if (this.sdk) {
            return this.sdk.deviceList(callback);
        }
    }

    /**
     * 开始音频对讲
     */
    audioSpeakStart(deviceId, callback) {
        if (this.sdk) {
            // 在uniapp中，可能需要特殊处理音频元素
            const audioElement = document.getElementById('sos-audio-element');
            if (audioElement) {
                // 设置音频元素属性
                audioElement.setAttribute('autoplay', 'true');
                audioElement.setAttribute('playsinline', 'true');
            }

            return this.sdk.audioSpeakStart(deviceId, callback);
        }
    }

    /**
     * 停止音频对讲
     */
    audioSpeakStop(deviceId, callback) {
        if (this.sdk) {
            return this.sdk.audioSpeakStop(deviceId, callback);
        }
    }

    /**
     * 开始音频监听
     */
    audioListenStart(deviceId, callback) {
        if (this.sdk) {
            const audioElement = document.getElementById('sos-audio-element');
            if (audioElement) {
                audioElement.setAttribute('autoplay', 'true');
                audioElement.setAttribute('playsinline', 'true');
            }

            return this.sdk.audioListenStart(deviceId, callback);
        }
    }

    /**
     * 停止音频监听
     */
    audioListenStop(deviceId, callback) {
        if (this.sdk) {
            return this.sdk.audioListenStop(deviceId, callback);
        }
    }

    /**
     * 开始视频监控
     */
    videoMonitorStart(deviceId, callback) {
        if (this.sdk) {
            const videoElement = document.getElementById('sos-video-element');
            if (videoElement) {
                videoElement.setAttribute('autoplay', 'true');
                videoElement.setAttribute('playsinline', 'true');
                videoElement.setAttribute('muted', 'true');
            }

            return this.sdk.videoMonitorStart(deviceId, callback);
        }
    }

    /**
     * 停止视频监控
     */
    videoMonitorStop(deviceId, callback) {
        if (this.sdk) {
            return this.sdk.videoMonitorStop(deviceId, callback);
        }
    }

    /**
     * 开始录音
     */
    audioRecordStart(deviceId, callback) {
        if (this.sdk) {
            return this.sdk.audioRecordStart(deviceId, callback);
        }
    }

    /**
     * 停止录音
     */
    audioRecordStop(callback) {
        if (this.sdk) {
            return this.sdk.audioRecordStop(callback);
        }
    }

    /**
     * 开始录像
     */
    videoRecordStart(deviceId, callback) {
        if (this.sdk) {
            return this.sdk.videoRecordStart(deviceId, callback);
        }
    }

    /**
     * 停止录像
     */
    videoRecordStop(deviceId, callback) {
        if (this.sdk) {
            return this.sdk.videoRecordStop(deviceId, callback);
        }
    }

    /**
     * 获取版本信息
     */
    version() {
        if (this.sdk) {
            return this.sdk.version();
        }
    }

    /**
     * 检查是否为测试模式
     */
    isTest() {
        if (this.sdk) {
            return this.sdk.isTest();
        }
        return false;
    }

    /**
     * 获取设备基础信息
     */
    deviceBaseInfoGet(deviceId, callback) {
        if (this.sdk) {
            return this.sdk.deviceBaseInfoGet(deviceId, callback);
        }
    }

    /**
     * 修改设备基础信息
     */
    deviceBaseInfoMod(deviceId, data, callback) {
        if (this.sdk) {
            return this.sdk.deviceBaseInfoMod(deviceId, data, callback);
        }
    }

    /**
     * 获取设备告警记录
     */
    deviceAlarmRecordList(deviceId, callback) {
        if (this.sdk) {
            return this.sdk.deviceAlarmRecordList(deviceId, callback);
        }
    }

    /**
     * 处理设备告警
     */
    deviceAlarmDone(deviceId, callback) {
        if (this.sdk) {
            return this.sdk.deviceAlarmDone(deviceId, callback);
        }
    }

    /**
     * 接受设备告警
     */
    deviceAlarmAccept(deviceId, callback) {
        if (this.sdk) {
            return this.sdk.deviceAlarmAccept(deviceId, callback);
        }
    }

    /**
     * 获取设备音量
     */
    deviceVolumeGet(deviceId, callback) {
        if (this.sdk) {
            return this.sdk.deviceVolumeGet(deviceId, callback);
        }
    }

    /**
     * 设置设备音量
     */
    deviceVolumeSet(deviceId, volume, callback) {
        if (this.sdk) {
            return this.sdk.deviceVolumeSet(deviceId, volume, callback);
        }
    }

    /**
     * 开始多播
     */
    microphoneMutilBoradcastStart(deviceIds, callback) {
        if (this.sdk) {
            return this.sdk.microphoneMutilBoradcastStart(deviceIds, callback);
        }
    }

    /**
     * 停止多播
     */
    microphoneMutilBoradcastStop(deviceIds, callback) {
        if (this.sdk) {
            return this.sdk.microphoneMutilBoradcastStop(deviceIds, callback);
        }
    }

    /**
     * 获取功能权限
     */
    getFeaturePermission(callback) {
        if (this.sdk) {
            return this.sdk.getFeaturePermission(callback);
        }
    }
}

// 导出SOS SDK
module.exports = {
    SDK: SOSUniAppWrapper,
    // 也可以直接导出原始的SOS.SDK
    OriginalSDK: typeof window.SOS !== 'undefined' ? window.SOS.SDK : null,
    // 导出SOS对象
    SOS: typeof window.SOS !== 'undefined' ? window.SOS : null
};

console.log('SOS uniapp wrapper loaded successfully');