/**
 * Registers dataset recording control routes.
 * @param {Object} router - Route wrapper with get/post methods
 * @param {Object} app - SignalK app instance
 */
function registerDatasetRoutes(router, app) {
    router.post("/dataset/start", (req, res) => {
        try {
            if (!app.datasetControl) {
                return res.status(503).json({ error: "Dataset control not available" });
            }
            const result = app.datasetControl.start();
            res.json({ success: result, message: result ? "Recording started" : "Already recording" });
        } catch (e) {
            res.status(500).json({ error: e.message });
        }
    });

    router.post("/dataset/stop", (req, res) => {
        try {
            if (!app.datasetControl) {
                return res.status(503).json({ error: "Dataset control not available" });
            }
            const result = app.datasetControl.stop();
            res.json({ success: result, message: result ? "Recording stopped" : "No active recording" });
        } catch (e) {
            res.status(500).json({ error: e.message });
        }
    });

    router.post("/dataset/restart", (req, res) => {
        try {
            if (!app.datasetControl) {
                return res.status(503).json({ error: "Dataset control not available" });
            }
            const result = app.datasetControl.restart();
            res.json({ success: result, message: "Recording restarted" });
        } catch (e) {
            res.status(500).json({ error: e.message });
        }
    });

    router.get("/dataset/status", (req, res) => {
        try {
            if (!app.datasetControl) {
                return res.status(503).json({ error: "Dataset control not available" });
            }
            const status = app.datasetControl.getStatus();
            res.json(status);
        } catch (e) {
            res.status(500).json({ error: e.message });
        }
    });
}

module.exports = registerDatasetRoutes;