fix: improve user experience for adding permissions

web/src/utils/helper.ts

@@ -0,0 +1,59 @@
+import { PermissionResponse, RegisterPermissionPayload } from './types'
+
+export const findExistingPermission = (
+  existingPermissions: PermissionResponse[],
+  newPermission: RegisterPermissionPayload
+) => {
+  for (const permission of existingPermissions) {
+    if (
+      permission.user?.id === newPermission.principalId &&
+      hasSameCombination(permission, newPermission)
+    )
+      return permission
+
+    if (
+      permission.group?.groupId === newPermission.principalId &&
+      hasSameCombination(permission, newPermission)
+    )
+      return permission
+  }
+
+  return null
+}
+
+export const findUpdatingPermission = (
+  existingPermissions: PermissionResponse[],
+  newPermission: RegisterPermissionPayload
+) => {
+  for (const permission of existingPermissions) {
+    if (
+      permission.user?.id === newPermission.principalId &&
+      hasDifferentSetting(permission, newPermission)
+    )
+      return permission
+
+    if (
+      permission.group?.groupId === newPermission.principalId &&
+      hasDifferentSetting(permission, newPermission)
+    )
+      return permission
+  }
+
+  return null
+}
+
+const hasSameCombination = (
+  existingPermission: PermissionResponse,
+  newPermission: RegisterPermissionPayload
+) =>
+  existingPermission.path === newPermission.path &&
+  existingPermission.type === newPermission.type &&
+  existingPermission.setting === newPermission.setting
+
+const hasDifferentSetting = (
+  existingPermission: PermissionResponse,
+  newPermission: RegisterPermissionPayload
+) =>
+  existingPermission.path === newPermission.path &&
+  existingPermission.type === newPermission.type &&
+  existingPermission.setting !== newPermission.setting