import dashboardService from '../services/dashboardService.js';

function getHashedUserId(req) {
    return req.headers?.userid;
}

export default {
    /** Liste der möglichen Widget-Typen (öffentlich, keine Auth nötig wenn gewünscht – aktuell mit Auth). */
    async getAvailableWidgets(req, res) {
        try {
            const list = await dashboardService.getAvailableWidgets();
            res.json(list);
        } catch (error) {
            console.error('Dashboard getAvailableWidgets:', error);
            res.status(500).json({ error: error.message || 'Internal server error' });
        }
    },

    async getConfig(req, res) {
        const hashedUserId = getHashedUserId(req);
        if (!hashedUserId) {
            return res.status(401).json({ error: 'Unauthorized' });
        }
        try {
            const config = await dashboardService.getConfig(hashedUserId);
            res.json(config);
        } catch (error) {
            console.error('Dashboard getConfig:', error);
            res.status(500).json({ error: error.message || 'Internal server error' });
        }
    },

    async setConfig(req, res) {
        const hashedUserId = getHashedUserId(req);
        if (!hashedUserId) {
            return res.status(401).json({ error: 'Unauthorized' });
        }
        const config = req.body;
        if (!config || typeof config !== 'object') {
            return res.status(400).json({ error: 'Invalid config' });
        }
        try {
            const result = await dashboardService.setConfig(hashedUserId, config);
            res.json(result);
        } catch (error) {
            console.error('Dashboard setConfig:', error);
            res.status(500).json({ error: error.message || 'Internal server error' });
        }
    }
};