refactor(auth): add workspaces selection (#12098)

packages/twenty-front/src/modules/auth/utils/availableWorkspacesUtils.ts

@@ -0,0 +1,70 @@
+import { AvailableWorkspaces, AvailableWorkspace } from '~/generated/graphql';
+import { AppPath } from '@/types/AppPath';
+import { isDefined } from 'twenty-shared/utils';
+import { generatePath } from 'react-router-dom';
+
+export const countAvailableWorkspaces = ({
+  availableWorkspacesForSignIn,
+  availableWorkspacesForSignUp,
+}: AvailableWorkspaces): number => {
+  return (
+    availableWorkspacesForSignIn.length + availableWorkspacesForSignUp.length
+  );
+};
+
+export const getFirstAvailableWorkspaces = ({
+  availableWorkspacesForSignIn,
+  availableWorkspacesForSignUp,
+}: AvailableWorkspaces): AvailableWorkspace => {
+  return availableWorkspacesForSignIn[0] ?? availableWorkspacesForSignUp[0];
+};
+
+const getAvailableWorkspacePathname = (
+  availableWorkspace: AvailableWorkspace,
+) => {
+  if (isDefined(availableWorkspace.loginToken)) {
+    return AppPath.Verify;
+  }
+
+  if (
+    isDefined(availableWorkspace.personalInviteToken) &&
+    isDefined(availableWorkspace.inviteHash)
+  ) {
+    return generatePath(AppPath.Invite, {
+      workspaceInviteHash: availableWorkspace.inviteHash,
+    });
+  }
+
+  return AppPath.SignInUp;
+};
+
+const getAvailableWorkspaceSearchParams = (
+  availableWorkspace: AvailableWorkspace,
+  defaultSearchParams: Record<string, string> = {},
+) => {
+  const searchParams: Record<string, string> = defaultSearchParams;
+
+  if (isDefined(availableWorkspace.loginToken)) {
+    searchParams.loginToken = availableWorkspace.loginToken;
+    return searchParams;
+  }
+
+  if (isDefined(availableWorkspace.personalInviteToken)) {
+    searchParams.inviteToken = availableWorkspace.personalInviteToken;
+  }
+
+  return searchParams;
+};
+
+export const getAvailableWorkspacePathAndSearchParams = (
+  availableWorkspace: AvailableWorkspace,
+  defaultSearchParams: Record<string, string> = {},
+): { pathname: string; searchParams: Record<string, string> } => {
+  return {
+    pathname: getAvailableWorkspacePathname(availableWorkspace),
+    searchParams: getAvailableWorkspaceSearchParams(
+      availableWorkspace,
+      defaultSearchParams,
+    ),
+  };
+};