feat(Former): add useFormerState hook for managing form state

src/Former/index.ts

@@ -4,3 +4,4 @@ export { FormerButtonArea } from './FormerButtonArea';
 export { FormerResolveSpecAPI } from './FormerResolveSpecAPI';
 export { FormerRestHeadSpecAPI } from './FormerRestHeadSpecAPI';
 export { FormerDialog, FormerModel, FormerPopover } from './FormerWrappers';
+export { useFormerState } from './use-former-state';

src/Former/use-former-state.tsx

@@ -0,0 +1,38 @@
+import type { FieldValues } from 'react-hook-form';
+
+import { useState } from 'react';
+
+import type { FormerProps } from './Former.types';
+
+export type UseFormerStateProps<T extends FieldValues = FieldValues> = Pick<
+  FormerProps<T>,
+  'onChange' | 'onClose' | 'opened' | 'primeData' | 'request' | 'values'
+>;
+
+export const useFormerState = <T extends FieldValues = FieldValues>(
+  options?: Partial<UseFormerStateProps<T>>
+) => {
+  const [state, setState] = useState<Partial<UseFormerStateProps<T>>>({
+    onChange: options?.onChange,
+    onClose: options?.onClose ?? (() => setState((cv) => ({ ...cv, opened: false }))),
+    opened: options?.opened ?? false,
+    primeData: options?.primeData ?? options?.values,
+    request: options?.request ?? 'insert',
+    values: options?.values,
+  });
+
+  const updateState = (updates: Partial<UseFormerStateProps<T>>) => {
+    setState((prev) => ({ ...prev, ...updates }));
+  };
+
+  const { onChange, onClose, opened, ...formerProps } = state;
+
+  return {
+    former: { ...formerProps, onChange, onClose, opened },
+    formerWrapper: { onClose, opened },
+    open: (request: UseFormerStateProps<T>['request'], data: UseFormerStateProps<T>['values']) => {
+      setState((cv) => ({ ...cv, opened: true, primeData: data, request, values: data }));
+    },
+    updateState,
+  };
+};