sprint14-19: ABAC UI rule editor + permission templates + bulk share + analytics + delegation + resolution strategies + migrations 0056-0058

frontend/src/api/policyHooks.ts

@@ -0,0 +1,92 @@
+/**
+ * React Query hooks for the ABAC Policy API.
+ */
+
+import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query';
+import {
+  fetchPolicies,
+  fetchPolicy,
+  createPolicy,
+  updatePolicy,
+  deletePolicy,
+  type CreatePolicyPayload,
+  type UpdatePolicyPayload,
+} from './policies';
+
+// ─── Query Key Factory ─────────────────────────────────────────────────────
+
+export const policyKeys = {
+  all: ['policies'] as const,
+  list: (entityType: string) => [...policyKeys.all, 'list', entityType] as const,
+  detail: (entityType: string, policyId: string) =>
+    [...policyKeys.all, 'detail', entityType, policyId] as const,
+};
+
+// ─── Hooks ─────────────────────────────────────────────────────────────────
+
+/**
+ * Fetch all policies for a given entity type.
+ */
+export function usePolicies(entityType: string) {
+  return useQuery({
+    queryKey: policyKeys.list(entityType),
+    queryFn: () => fetchPolicies(entityType),
+    enabled: !!entityType,
+  });
+}
+
+/**
+ * Fetch a single policy by ID.
+ */
+export function usePolicy(entityType: string, policyId: string | null) {
+  return useQuery({
+    queryKey: policyKeys.detail(entityType, policyId!),
+    queryFn: () => fetchPolicy(entityType, policyId!),
+    enabled: !!entityType && !!policyId,
+  });
+}
+
+/**
+ * Create a new policy.
+ */
+export function useCreatePolicy(entityType: string) {
+  const queryClient = useQueryClient();
+  return useMutation({
+    mutationFn: (payload: CreatePolicyPayload) => createPolicy(entityType, payload),
+    onSuccess: () => {
+      queryClient.invalidateQueries({ queryKey: policyKeys.list(entityType) });
+    },
+  });
+}
+
+/**
+ * Update an existing policy.
+ */
+export function useUpdatePolicy(entityType: string) {
+  const queryClient = useQueryClient();
+  return useMutation({
+    mutationFn: ({
+      policyId,
+      data,
+    }: {
+      policyId: string;
+      data: UpdatePolicyPayload;
+    }) => updatePolicy(entityType, policyId, data),
+    onSuccess: () => {
+      queryClient.invalidateQueries({ queryKey: policyKeys.list(entityType) });
+    },
+  });
+}
+
+/**
+ * Delete a policy.
+ */
+export function useDeletePolicy(entityType: string) {
+  const queryClient = useQueryClient();
+  return useMutation({
+    mutationFn: (policyId: string) => deletePolicy(entityType, policyId),
+    onSuccess: () => {
+      queryClient.invalidateQueries({ queryKey: policyKeys.list(entityType) });
+    },
+  });
+}