first commit

src/hooks/useComentarios.ts

@@ -0,0 +1,23 @@
+import { useMutation, useQueryClient } from 'react-query';
+import api from '../services/api';
+import { Comentario } from '../types/entities';
+
+export const useComentarios = (tarefaId: string) => {
+  const queryClient = useQueryClient();
+
+  const addComentario = useMutation(
+    async (texto: string) => {
+      const response = await api.post(`/tarefas/${tarefaId}/comentarios`, { texto });
+      return response.data;
+    },
+    {
+      onSuccess: () => {
+        queryClient.invalidateQueries(['tarefas', tarefaId]);
+      }
+    }
+  );
+
+  return {
+    addComentario
+  };
+};