Create config.ts

Signed-off-by: rockito10 <[email protected]>

Author: rockito10

config.ts

@@ -0,0 +1,82 @@
+import * as dotenv from 'dotenv';
+import validator from 'validator';
+
+dotenv.config();
+
+const {
+  MODE,
+  SUPABASE_URL,
+  SUPABASE_KEY,
+  SUPABASE_JWT_SECRET,
+  API_GATEWAY_PROTOCOL,
+  API_GATEWAY_HOST,
+  API_GATEWAY_PORT,
+  API_GATEWAY_PROTOCOL_SECURE
+} = process.env;
+
+// console.log({ SUPABASE_KEY, SUPABASE_JWT_SECRET });
+
+// VALIDATION START ---------------------------------------------
+
+export function isValidProtocol(protocol: string): boolean {
+  return ['http', 'https'].includes(protocol);
+}
+
+export function isValidHost(host: string): boolean {
+  const ipv4Regex = /^((25[0-5]|(2[0-4]|1\d|[1-9]|)\d)\.?\b){4}$/g;
+
+  return ipv4Regex.test(host) || 'localhost' === host;
+}
+
+// VALIDATION END---------------------------------------------
+
+if ('PROD' !== MODE && 'DEV' !== MODE) {
+  throw new Error('env.MODE must be "PROD" or "DEV".');
+}
+
+export { MODE };
+
+if (
+  !validator.isURL(SUPABASE_URL, {
+    protocols: ['http', 'https']
+  })
+) {
+  throw new Error('env SUPABASE_URL is not an URL');
+}
+
+if (!SUPABASE_KEY) {
+  throw new Error('env SUPABASE_KEY value not set".');
+}
+
+if (!SUPABASE_JWT_SECRET) {
+  throw new Error('env SUPABASE_KEY value not set".');
+}
+
+export const SUPABASE = {
+  URL: SUPABASE_URL,
+  KEY: SUPABASE_KEY,
+  JWT_SECRET: SUPABASE_JWT_SECRET
+};
+
+if (!isValidProtocol(API_GATEWAY_PROTOCOL)) {
+  throw new Error('env API_GATEWAY_PROTOCOL is not a valid protocol.');
+}
+
+if (!isValidHost(API_GATEWAY_HOST)) {
+  throw new Error('env API_GATEWAY_HOST is not a valid host.');
+}
+
+if (!validator.isNumeric(API_GATEWAY_PORT)) {
+  throw new Error('env API_GATEWAY_PORT is not a valid port.');
+}
+
+if (!isValidProtocol(API_GATEWAY_PROTOCOL_SECURE)) {
+  throw new Error('env API_GATEWAY_PROTOCOL_SECURE is not a valid protocol.');
+}
+
+export const API_GATEWAY = {
+  PROTOCOL: API_GATEWAY_PROTOCOL,
+  HOST: API_GATEWAY_HOST,
+  PORT: API_GATEWAY_PORT,
+  PROTOCOL_SECURE: API_GATEWAY_PROTOCOL_SECURE
+};