fin du refactp

hooks/useFolderEntries.ts

@@ -0,0 +1,42 @@
+'use client'
+
+import { useState, useCallback } from 'react'
+import type { FolderEntry } from '@/lib/client-types'
+
+export function useFolderEntries() {
+  const [entries, setEntries] = useState<FolderEntry[]>([])
+
+  const updateEntry = useCallback((index: number, patch: Partial<FolderEntry>) => {
+    setEntries((prev) => prev.map((f, i) => (i === index ? { ...f, ...patch } : f)))
+  }, [])
+
+  const removeEntry = useCallback((index: number) => {
+    setEntries((prev) => {
+      const entry = prev[index]
+      if (entry?.modelUrl) URL.revokeObjectURL(entry.modelUrl)
+      return prev.filter((_, i) => i !== index)
+    })
+  }, [])
+
+  const resetEntries = useCallback(() => {
+    setEntries((prev) => {
+      prev.forEach((f) => {
+        if (f.modelUrl) URL.revokeObjectURL(f.modelUrl)
+      })
+      return []
+    })
+  }, [])
+
+  const allDone = entries.length > 0 && entries.every((f) => f.status === 'success')
+  const hasErrors = entries.some((f) => f.status === 'error')
+
+  return {
+    entries,
+    setEntries,
+    updateEntry,
+    removeEntry,
+    resetEntries,
+    allDone,
+    hasErrors,
+  }
+}