/**
 * Video Learning Sessions Module for AutoGLM Dashboard
 *
 * This module provides functionality for managing video learning sessions,
 * including listing, controlling, and monitoring sessions.
 */

const SessionsModule = {
    // Current session state
    sessions: [],
    isLoading: false,

    /**
     * Load all sessions
     */
    async loadSessions() {
        try {
            const response = await axios.get('/api/video-learning/sessions/list');
            this.sessions = response.data;
            return this.sessions;
        } catch (error) {
            console.error('Error loading sessions:', error);
            throw error;
        }
    },

    /**
     * Get session status
     */
    async getSessionStatus(sessionId) {
        try {
            const response = await axios.get(`/api/video-learning/sessions/${sessionId}/status`);
            return response.data;
        } catch (error) {
            console.error('Error getting session status:', error);
            throw error;
        }
    },

    /**
     * Get session videos
     */
    async getSessionVideos(sessionId) {
        try {
            const response = await axios.get(`/api/video-learning/sessions/${sessionId}/videos`);
            return response.data;
        } catch (error) {
            console.error('Error getting session videos:', error);
            throw error;
        }
    },

    /**
     * Control session (pause/resume/stop)
     */
    async controlSession(sessionId, action) {
        try {
            const response = await axios.post(`/api/video-learning/sessions/${sessionId}/control`, {
                action: action
            });
            return response.data;
        } catch (error) {
            console.error('Error controlling session:', error);
            throw error;
        }
    },

    /**
     * Delete session
     */
    async deleteSession(sessionId) {
        try {
            const response = await axios.delete(`/api/video-learning/sessions/${sessionId}`);
            return response.data;
        } catch (error) {
            console.error('Error deleting session:', error);
            throw error;
        }
    },

    /**
     * Format platform name
     */
    getPlatformName(platform) {
        const names = {
            'douyin': '抖音',
            'kuaishou': '快手',
            'tiktok': 'TikTok'
        };
        return names[platform] || platform;
    },

    /**
     * Get status text
     */
    getStatusText(session) {
        if (!session.is_active && !session.is_paused) return '已完成';
        if (session.is_paused) return '已暂停';
        if (session.is_active) return '进行中';
        return '未知';
    },

    /**
     * Format duration
     */
    formatDuration(seconds) {
        if (!seconds) return '0s';
        if (seconds < 60) {
            return `${seconds.toFixed(1)}s`;
        }
        const minutes = Math.floor(seconds / 60);
        const remainingSeconds = seconds % 60;
        return `${minutes}m ${remainingSeconds.toFixed(1)}s`;
    }
};

// Export for use in other modules
if (typeof module !== 'undefined' && module.exports) {
    module.exports = SessionsModule;
}