feat: add organisations (#1820)

packages/lib/client-only/providers/organisation.tsx

@@ -0,0 +1,33 @@
+import { createContext, useContext } from 'react';
+import React from 'react';
+
+import type { OrganisationSession } from '@documenso/trpc/server/organisation-router/get-organisation-session.types';
+
+type OrganisationProviderValue = OrganisationSession;
+
+interface OrganisationProviderProps {
+  children: React.ReactNode;
+  organisation: OrganisationProviderValue | null;
+}
+
+const OrganisationContext = createContext<OrganisationProviderValue | null>(null);
+
+export const useCurrentOrganisation = () => {
+  const context = useContext(OrganisationContext);
+
+  if (!context) {
+    throw new Error('useCurrentOrganisation must be used within a OrganisationProvider');
+  }
+
+  return context;
+};
+
+export const useOptionalCurrentOrganisation = () => {
+  return useContext(OrganisationContext);
+};
+
+export const OrganisationProvider = ({ children, organisation }: OrganisationProviderProps) => {
+  return (
+    <OrganisationContext.Provider value={organisation}>{children}</OrganisationContext.Provider>
+  );
+};