feat: initial commit

src/hooks/use-writing-check.ts

@@ -0,0 +1,28 @@
+import { useMutation } from "@tanstack/react-query"
+import { supabase } from "@/lib/supabase"
+import { canUseWritingCheck, recordWritingCheckUsage } from "@/utils/rate-limiter"
+
+interface WritingFeedback {
+  score: string
+  grammar: string[]
+  vocabulary: string[]
+  structure: string
+  improved_version: string
+  summary: string
+}
+
+export function useWritingCheck() {
+  return useMutation({
+    mutationFn: async (content: string): Promise<WritingFeedback> => {
+      if (!canUseWritingCheck()) {
+        throw new Error("Bạn đã dùng hết 3 lần kiểm tra hôm nay. Quay lại vào ngày mai!")
+      }
+      const { data, error } = await supabase.functions.invoke("writing-check", {
+        body: { content },
+      })
+      if (error) throw error
+      recordWritingCheckUsage()
+      return data as WritingFeedback
+    },
+  })
+}