Add validator.js for email validation (#193)

Author: sstefdev

package-lock.json

@@ -36,10 +36,12 @@
     "@requestnetwork/data-format": "0.19.1",
     "@requestnetwork/request-client.js": "0.50.0",
     "@wagmi/core": "^2.13.8",
+    "validator": "^13.12.0",
     "viem": "^2.9.15"
   },
   "devDependencies": {
     "@sveltejs/vite-plugin-svelte": "^2.5.2",
+    "@types/validator": "^13.12.2",
     "svelte": "^4.0.5",
     "svelte-check": "^3.6.0",
     "typescript": "^5.0.0",

packages/create-invoice-form/package.json

@@ -17,6 +17,7 @@
   import { calculateItemTotal } from "@requestnetwork/shared-utils/invoiceTotals";
   import { checkAddress } from "@requestnetwork/shared-utils/checkEthAddress";
   import { inputDateFormat } from "@requestnetwork/shared-utils/formatDate";
+  import isEmail from "validator/es/lib/isEmail";
 
   export let config: IConfig;
   export const invoiceNumber: number = 1;
@@ -45,8 +46,7 @@
   }
 
   const validateEmail = (email: string, type: "sellerInfo" | "buyerInfo") => {
-    const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
-    validationErrors[`${type}`].email = !emailRegex.test(email);
+    validationErrors[`${type}`].email = !isEmail(email);
   };
 
   const checkPayeeAddress = () => {