1 files changed, 95 insertions, 0 deletions
diff --git a/src/hooks/useKeyboard.ts b/src/hooks/useKeyboard.ts
new file mode 100644
index 0000000..b1ef390
--- /dev/null
+++ b/src/hooks/useKeyboard.ts
@@ -0,0 +1,95 @@
+import { useEffect } from 'react'
+import { useTabsStore } from '@/stores/useTabsStore'
+import { useFilesStore } from '@/stores/useFilesStore'
+import { useLayoutStore } from '@/stores/useLayoutStore'
+import { useCommandStore } from '@/stores/useCommandStore'
+
+export function useKeyboard() {
+  const activeTabId = useTabsStore((s) => s.activeTabId)
+  const saveFile = useTabsStore((s) => s.saveFile)
+  const closeTab = useTabsStore((s) => s.closeTab)
+  const tabs = useTabsStore((s) => s.tabs)
+  const setActiveTab = useTabsStore((s) => s.setActiveTab)
+  const createUntitledFile = useTabsStore((s) => s.createUntitledFile)
+  const pickAndOpenFile = useTabsStore((s) => s.pickAndOpenFile)
+  const openFolder = useFilesStore((s) => s.openFolder)
+  const toggleSidePanel = useLayoutStore((s) => s.toggleSidePanel)
+  const toggleCommandPalette = useCommandStore((s) => s.toggle)
+
+  useEffect(() => {
+    async function handleKeyDown(e: KeyboardEvent) {
+      const isMod = e.ctrlKey || e.metaKey
+      if (!isMod) return
+
+      if (e.key === 'p') {
+        e.preventDefault()
+        toggleCommandPalette()
+        return
+      }
+
+      if (e.key === 'n') {
+        e.preventDefault()
+        createUntitledFile()
+        return
+      }
+
+      if (e.key === 'o' && e.shiftKey) {
+        e.preventDefault()
+        openFolder()
+        return
+      }
+
+      if (e.key === 'o') {
+        e.preventDefault()
+        pickAndOpenFile()
+        return
+      }
+
+      if (e.key === 's') {
+        e.preventDefault()
+        if (activeTabId) saveFile(activeTabId)
+        return
+      }
+
+      if (e.key === 'w') {
+        e.preventDefault()
+        if (activeTabId) closeTab(activeTabId)
+        return
+      }
+
+      if (e.key === 'b') {
+        e.preventDefault()
+        toggleSidePanel()
+        return
+      }
+
+      if (e.shiftKey && e.key === 'Tab') {
+        e.preventDefault()
+        if (tabs.length > 1 && activeTabId) {
+          const idx = tabs.findIndex((t) => t.id === activeTabId)
+          const prevIdx = idx === 0 ? tabs.length - 1 : idx - 1
+          setActiveTab(tabs[prevIdx].id)
+        }
+        return
+      }
+
+      if (e.key === 'Tab' && !e.shiftKey) {
+        e.preventDefault()
+        if (tabs.length > 1 && activeTabId) {
+          const idx = tabs.findIndex((t) => t.id === activeTabId)
+          const nextIdx = idx === tabs.length - 1 ? 0 : idx + 1
+          setActiveTab(tabs[nextIdx].id)
+        }
+        return
+      }
+
+      if (e.key === 'k' && e.shiftKey) {
+        e.preventDefault()
+        openFolder()
+      }
+    }
+
+    window.addEventListener('keydown', handleKeyDown, true)
+    return () => window.removeEventListener('keydown', handleKeyDown, true)
+  }, [activeTabId, saveFile, closeTab, tabs, setActiveTab, createUntitledFile, pickAndOpenFile, openFolder, toggleSidePanel, toggleCommandPalette])
+}