1 files changed, 169 insertions, 13 deletions

diff --git a/apps/web/src/hooks/use-playback-controls.ts b/apps/web/src/hooks/use-playback-controls.ts
index 5742e272..2c689470 100644
--- a/apps/web/src/hooks/use-playback-controls.ts
+++ b/apps/web/src/hooks/use-playback-controls.ts
@@ -1,18 +1,174 @@
-import { useEffect } from "react";
+import { useEffect, useCallback } from "react";
 import { usePlaybackStore } from "@/stores/playback-store";
+import { useTimelineStore } from "@/stores/timeline-store";
+import { toast } from "sonner";
 
-export function usePlaybackControls() {
-  const { toggle } = usePlaybackStore();
+export const usePlaybackControls = () => {
+  const { isPlaying, currentTime, play, pause, seek } = usePlaybackStore();
 
-  useEffect(() => {
-    const handleKeyDown = (e: KeyboardEvent) => {
-      if (e.code === "Space" && e.target === document.body) {
-        e.preventDefault();
-        toggle();
+  const {
+    selectedClips,
+    tracks,
+    splitClip,
+    splitAndKeepLeft,
+    splitAndKeepRight,
+    separateAudio,
+  } = useTimelineStore();
+
+  const handleSplitSelectedClip = useCallback(() => {
+    if (selectedClips.length !== 1) {
+      toast.error("Select exactly one clip to split");
+      return;
+    }
+
+    const { trackId, clipId } = selectedClips[0];
+    const track = tracks.find((t) => t.id === trackId);
+    const clip = track?.clips.find((c) => c.id === clipId);
+
+    if (!clip) return;
+
+    const effectiveStart = clip.startTime;
+    const effectiveEnd =
+      clip.startTime + (clip.duration - clip.trimStart - clip.trimEnd);
+
+    if (currentTime <= effectiveStart || currentTime >= effectiveEnd) {
+      toast.error("Playhead must be within selected clip");
+      return;
+    }
+
+    splitClip(trackId, clipId, currentTime);
+    toast.success("Clip split at playhead");
+  }, [selectedClips, tracks, currentTime, splitClip]);
+
+  const handleSplitAndKeepLeftCallback = useCallback(() => {
+    if (selectedClips.length !== 1) {
+      toast.error("Select exactly one clip");
+      return;
+    }
+
+    const { trackId, clipId } = selectedClips[0];
+    const track = tracks.find((t) => t.id === trackId);
+    const clip = track?.clips.find((c) => c.id === clipId);
+
+    if (!clip) return;
+
+    const effectiveStart = clip.startTime;
+    const effectiveEnd =
+      clip.startTime + (clip.duration - clip.trimStart - clip.trimEnd);
+
+    if (currentTime <= effectiveStart || currentTime >= effectiveEnd) {
+      toast.error("Playhead must be within selected clip");
+      return;
+    }
+
+    splitAndKeepLeft(trackId, clipId, currentTime);
+    toast.success("Split and kept left portion");
+  }, [selectedClips, tracks, currentTime, splitAndKeepLeft]);
+
+  const handleSplitAndKeepRightCallback = useCallback(() => {
+    if (selectedClips.length !== 1) {
+      toast.error("Select exactly one clip");
+      return;
+    }
+
+    const { trackId, clipId } = selectedClips[0];
+    const track = tracks.find((t) => t.id === trackId);
+    const clip = track?.clips.find((c) => c.id === clipId);
+
+    if (!clip) return;
+
+    const effectiveStart = clip.startTime;
+    const effectiveEnd =
+      clip.startTime + (clip.duration - clip.trimStart - clip.trimEnd);
+
+    if (currentTime <= effectiveStart || currentTime >= effectiveEnd) {
+      toast.error("Playhead must be within selected clip");
+      return;
+    }
+
+    splitAndKeepRight(trackId, clipId, currentTime);
+    toast.success("Split and kept right portion");
+  }, [selectedClips, tracks, currentTime, splitAndKeepRight]);
+
+  const handleSeparateAudioCallback = useCallback(() => {
+    if (selectedClips.length !== 1) {
+      toast.error("Select exactly one video clip to separate audio");
+      return;
+    }
+
+    const { trackId, clipId } = selectedClips[0];
+    const track = tracks.find((t) => t.id === trackId);
+
+    if (!track || track.type !== "video") {
+      toast.error("Select a video clip to separate audio");
+      return;
+    }
+
+    separateAudio(trackId, clipId);
+    toast.success("Audio separated to audio track");
+  }, [selectedClips, tracks, separateAudio]);
+
+  const handleKeyPress = useCallback(
+    (e: KeyboardEvent) => {
+      if (
+        e.target instanceof HTMLInputElement ||
+        e.target instanceof HTMLTextAreaElement
+      ) {
+        return;
       }
-    };
 
-    document.addEventListener("keydown", handleKeyDown);
-    return () => document.removeEventListener("keydown", handleKeyDown);
-  }, [toggle]);
-} 
\ No newline at end of file
+      switch (e.key) {
+        case " ":
+          e.preventDefault();
+          if (isPlaying) {
+            pause();
+          } else {
+            play();
+          }
+          break;
+
+        case "s":
+          if (e.ctrlKey || e.metaKey) {
+            e.preventDefault();
+            handleSplitSelectedClip();
+          }
+          break;
+
+        case "q":
+          if (e.ctrlKey || e.metaKey) {
+            e.preventDefault();
+            handleSplitAndKeepLeftCallback();
+          }
+          break;
+
+        case "w":
+          if (e.ctrlKey || e.metaKey) {
+            e.preventDefault();
+            handleSplitAndKeepRightCallback();
+          }
+          break;
+
+        case "d":
+          if (e.ctrlKey || e.metaKey) {
+            e.preventDefault();
+            handleSeparateAudioCallback();
+          }
+          break;
+      }
+    },
+    [
+      isPlaying,
+      play,
+      pause,
+      handleSplitSelectedClip,
+      handleSplitAndKeepLeftCallback,
+      handleSplitAndKeepRightCallback,
+      handleSeparateAudioCallback,
+    ]
+  );
+
+  useEffect(() => {
+    document.addEventListener("keydown", handleKeyPress);
+    return () => document.removeEventListener("keydown", handleKeyPress);
+  }, [handleKeyPress]);
+};