Auto-select region

Author: codetheweb

lib/wizard.js

@@ -1,6 +1,9 @@
 const OpenAPI = require('@tuyapi/openapi');
 const inquirer = require('inquirer');
 const colors = require('colors');
+const any = require('promise.any');
+
+const REGIONS = ['eu', 'us', 'cn'];
 
 const list = async conf => {
 	let questions = [
@@ -18,16 +21,6 @@ const list = async conf => {
 		{
 			name: 'apiSecret',
 			message: 'The API secret from tuya.com'
-		},
-		{
-			name: 'region',
-			message: 'Select the region closest to you:',
-			type: 'list',
-			choices: [
-				{name: 'Americas', value: 'us'},
-				{name: 'Europe', value: 'eu'},
-				{name: 'Asia', value: 'cn'}
-			]
 		}
 	];
 
@@ -59,21 +52,31 @@ const list = async conf => {
 	if (useExistingKeys) {
 		answers.apiKey = savedAPIKey;
 		answers.apiSecret = savedAPISecret;
-		answers.region = savedAPIRegion;
 	}
 
-	// Create API instance
-	const api = new OpenAPI({key: answers.apiKey, secret: answers.apiSecret, region: answers.region});
-
-	await api.getToken();
-
 	// Get seed device
 	let userId = null;
+	let foundAPIRegion = savedAPIRegion;
 
 	try {
-		const device = await api.getDevice(answers.deviceId);
-
-		userId = device.uid;
+		if (savedAPIRegion && useExistingKeys) {
+			const api = new OpenAPI({key: answers.apiKey, secret: answers.apiSecret, region: savedAPIRegion});
+			await api.getToken();
+			const device = await api.getDevice(answers.deviceId);
+
+			userId = device.uid;
+		} else {
+			const {device, region} = await any(REGIONS.map(async region => {
+				const api = new OpenAPI({key: answers.apiKey, secret: answers.apiSecret, region});
+				await api.getToken();
+				const device = await api.getDevice(answers.deviceId);
+
+				return {device, region};
+			}));
+
+			userId = device.uid;
+			foundAPIRegion = region;
+		}
 	} catch {
 		console.error(colors.red('There was an issue fetching that device. Make sure your account is linked and the ID is correct.'));
 
@@ -82,6 +85,8 @@ const list = async conf => {
 	}
 
 	// Get user devices
+	const api = new OpenAPI({key: answers.apiKey, secret: answers.apiSecret, region: foundAPIRegion});
+	await api.getToken();
 	const devices = await api.getDevicesByUser(userId);
 
 	// Output devices
@@ -90,7 +95,7 @@ const list = async conf => {
 	// Save API key and secret
 	conf.set('apiKey', answers.apiKey);
 	conf.set('apiSecret', answers.apiSecret);
-	conf.set('apiRegion', answers.region);
+	conf.set('apiRegion', foundAPIRegion);
 };
 
 module.exports = list;

package-lock.json

@@ -38,6 +38,7 @@
     "inquirer": "^7.2.0",
     "keypress": "^0.2.1",
     "ora": "^4.0.4",
+    "promise.any": "^2.0.1",
     "qrcode-terminal": "^0.12.0",
     "serve-static": "^1.14.1",
     "tuyapi": "^5.3.1",