const loadWillReset = () => Bangle.load === load || !Bangle.uiRemove;

exports.messageListener = function(type, msg) {
	let inApp = false;
	if (msg.handled) return;
	if (global.__FILE__ === "messagecenter.app.js") inApp = true;
	if (!Bangle.MESSAGES || !Bangle.MESSAGES.length) Bangle.MESSAGES = require("messages").getMessages(msg);
	if (type === "text") {
		if (msg.t === "add") {
			msg.show = true;
			msg.new = true;
			require("messages").apply(msg, Bangle.MESSAGES);
		} else if (msg.t === "remove") {
				Bangle.MESSAGES = Bangle.MESSAGES.filter(m => m.id != msg.id);
				require("messages").write(Bangle.MESSAGES); // write removal to flash
				if (!inApp) return;	// don't open app for removal
		} else if (msg.t === "modify") {
			msg.show = true;
			msg.new = true;
			Bangle.MESSAGES = Bangle.MESSAGES.filter(m => m.id != msg.id); // remove old version of message
			Bangle.MESSAGES.unshift(msg); // put modified message at top of list
		}
	}
	if (!inApp) {
		if (loadWillReset()) require("messages").write(Bangle.MESSAGES);
		Bangle.load("messagecenter.notify.js");
	} else {
		Bangle.emit("breakingnews", type, msg);
	}
}