ui(admin): add "working" React admin ui

resources/scripts/state/admin/mounts.ts

@@ -0,0 +1,29 @@
+import type { Action } from 'easy-peasy';
+import { action } from 'easy-peasy';
+
+interface AdminMountStore {
+    selectedMounts: number[];
+
+    setSelectedMounts: Action<AdminMountStore, number[]>;
+    appendSelectedMount: Action<AdminMountStore, number>;
+    removeSelectedMount: Action<AdminMountStore, number>;
+}
+
+const mounts: AdminMountStore = {
+    selectedMounts: [],
+
+    setSelectedMounts: action((state, payload) => {
+        state.selectedMounts = payload;
+    }),
+
+    appendSelectedMount: action((state, payload) => {
+        state.selectedMounts = state.selectedMounts.filter(id => id !== payload).concat(payload);
+    }),
+
+    removeSelectedMount: action((state, payload) => {
+        state.selectedMounts = state.selectedMounts.filter(id => id !== payload);
+    }),
+};
+
+export type { AdminMountStore };
+export default mounts;