1 files changed, 28 insertions, 0 deletions
diff --git a/src/common/util/permissions.js b/src/common/util/permissions.js
new file mode 100644
index 00000000..8a63b5a1
--- /dev/null
+++ b/src/common/util/permissions.js
@@ -0,0 +1,28 @@
+import { useSelector } from 'react-redux';
+
+export const useAdministrator = () => useSelector((state) => {
+  const admin = state.session.user.administrator;
+  return admin;
+});
+
+export const useManager = () => useSelector((state) => {
+  const admin = state.session.user.administrator;
+  const manager = (state.session.user.userLimit || 0) !== 0;
+  return admin || manager;
+});
+
+export const useDeviceReadonly = () => useSelector((state) => {
+  const admin = state.session.user.administrator;
+  const serverReadonly = state.session.server.readonly;
+  const userReadonly = state.session.user.readonly;
+  const serverDeviceReadonly = state.session.server.deviceReadonly;
+  const userDeviceReadonly = state.session.user.deviceReadonly;
+  return !admin && (serverReadonly || userReadonly || serverDeviceReadonly || userDeviceReadonly);
+});
+
+export const useRestriction = (key) => useSelector((state) => {
+  const admin = state.session.user.administrator;
+  const serverValue = state.session.server[key];
+  const userValue = state.session.user[key];
+  return !admin && (serverValue || userValue);
+});