copying from old repo

1 files changed, 29 insertions, 0 deletions

diff --git a/extension/react-app/src/hooks/useArrayState.ts b/extension/react-app/src/hooks/useArrayState.ts
new file mode 100644
index 00000000..d379e720
--- /dev/null
+++ b/extension/react-app/src/hooks/useArrayState.ts
@@ -0,0 +1,29 @@
+import { useState } from "react";
+
+function useArrayState<T>(initialValue: T[]) {
+  const [value, setValue] = useState(initialValue);
+
+  function add(item: any) {
+    setValue((prev) => [...prev, item]);
+  }
+
+  function remove(index: number) {
+    setValue((prev) => prev.filter((_, i) => i !== index));
+  }
+
+  function edit(editFn: (prev: T[]) => T[]) {
+    setValue((prev) => editFn(prev));
+  }
+
+  function replace(atIndex: number, withItem: T) {
+    setValue((prev) => {
+      let updated = [...prev];
+      updated[atIndex] = withItem;
+      return updated;
+    });
+  }
+
+  return { value, add, remove, edit, replace };
+}
+
+export default useArrayState;