Added linkToken and linkContext to OTP

src/auth/auth-services/user-auth-error.ts

@@ -0,0 +1,46 @@
+import {
+  BadRequestException,
+  ForbiddenException,
+  UnauthorizedException,
+} from "@nestjs/common";
+
+export enum UserAuthErrorCode {
+  USER_NOT_FOUND = "USER_NOT_FOUND",
+  OTP_REQUIRED = "OTP_REQUIRED",
+  OTP_EXPIRED = "OTP_EXPIRED",
+  OTP_INVALID = "OTP_INVALID",
+  OTP_REQUEST_TOO_SOON = "OTP_REQUEST_TOO_SOON",
+  LINK_NOT_FOUND = "LINK_NOT_FOUND",
+  LINK_MOBILE_MISMATCH = "LINK_MOBILE_MISMATCH",
+}
+
+const messages: Record<UserAuthErrorCode, string> = {
+  [UserAuthErrorCode.USER_NOT_FOUND]: "User not found",
+  [UserAuthErrorCode.OTP_REQUIRED]: "Please request an OTP first",
+  [UserAuthErrorCode.OTP_EXPIRED]: "OTP has expired",
+  [UserAuthErrorCode.OTP_INVALID]: "OTP is invalid",
+  [UserAuthErrorCode.OTP_REQUEST_TOO_SOON]:
+    "Wait for expiry time to finish before requesting another OTP",
+  [UserAuthErrorCode.LINK_NOT_FOUND]: "Linked SMS token was not found",
+  [UserAuthErrorCode.LINK_MOBILE_MISMATCH]:
+    "This mobile number is not allowed to use this SMS link",
+};
+
+export function userAuthErrorBody(code: UserAuthErrorCode) {
+  return {
+    code,
+    message: messages[code],
+  };
+}
+
+export function throwUserAuthError(code: UserAuthErrorCode): never {
+  if (code === UserAuthErrorCode.OTP_REQUEST_TOO_SOON) {
+    throw new BadRequestException(userAuthErrorBody(code));
+  }
+
+  if (code === UserAuthErrorCode.LINK_MOBILE_MISMATCH) {
+    throw new ForbiddenException(userAuthErrorBody(code));
+  }
+
+  throw new UnauthorizedException(userAuthErrorBody(code));
+}