refactor: improve news and email handling, style, folder structure (#16)

hooks/useFormField.tsx

@@ -0,0 +1,29 @@
+import { FormFieldContext } from '@contexts/FormField/FormFieldContext';
+import { FormItemContext } from '@contexts/FormItem/FormItemContext';
+import * as React from 'react';
+import { useFormContext } from 'react-hook-form';
+
+const useFormField = () => {
+  const fieldContext = React.useContext(FormFieldContext);
+  const itemContext = React.useContext(FormItemContext);
+  const { getFieldState, formState } = useFormContext();
+
+  const fieldState = getFieldState(fieldContext.name, formState);
+
+  if (!fieldContext) {
+    throw new Error('useFormField should be used within <FormField>');
+  }
+
+  const { id } = itemContext;
+
+  return {
+    id,
+    name: fieldContext.name,
+    formItemId: `${id}-form-item`,
+    formDescriptionId: `${id}-form-item-description`,
+    formMessageId: `${id}-form-item-message`,
+    ...fieldState
+  };
+};
+
+export { useFormField };