src/stdin.js

@@ -23,6 +23,22 @@ const setPresence = sync.require("./d2m/actions/set-presence")
 const channelWebhook = sync.require("./m2d/actions/channel-webhook")
 const guildID = "112760669178241024"
 
+async function ping() {
+	const result = await api.ping().catch(e => ({ok: false, status: "net", root: e.message}))
+	if (result.ok) {
+		return "Ping OK. The homeserver and OOYE are talking to each other fine."
+	} else {
+		if (typeof result.root === "string") {
+			var msg = `Cannot reach homeserver: ${result.root}`
+		} else if (result.root.error) {
+			var msg = `Homeserver said: [${result.status}] ${result.root.error}`
+		} else {
+			var msg = `Homeserver said: [${result.status}] ${JSON.stringify(result.root)}`
+		}
+		return msg + "\nMatrix->Discord won't work until you fix this.\nIf your installation has recently changed, consider `npm run setup` again."
+	}
+}
+
 if (process.stdin.isTTY) {
 	setImmediate(() => {
 		if (!passthrough.repl) {