stable timeline

1 files changed, 0 insertions, 178 deletions

diff --git a/apps/web/src/components/editor/timeline/timeline-action-handlers.tsx b/apps/web/src/components/editor/timeline/timeline-action-handlers.tsx
deleted file mode 100644
index 22c1efa5..00000000
--- a/apps/web/src/components/editor/timeline/timeline-action-handlers.tsx
+++ /dev/null
@@ -1,178 +0,0 @@
-import { useMemo } from "react";
-import { toast } from "sonner";
-import { useTimelineStore } from "@/stores/timeline-store";
-import { usePlaybackStore } from "@/stores/playback-store";
-
-export function useTimelineActionHandlers() {
-  const {
-    tracks,
-    addElementToTrack,
-    removeElementFromTrack,
-    selectedElements,
-    clearSelectedElements,
-    splitElement,
-    splitAndKeepLeft,
-    splitAndKeepRight,
-    separateAudio,
-  } = useTimelineStore();
-  const { currentTime } = usePlaybackStore();
-
-  // Create optimized lookup maps for O(1) access instead of O(n) find operations
-  const trackMap = useMemo(() => {
-    const map = new Map();
-    tracks.forEach((track) => {
-      map.set(track.id, track);
-      // Also create element lookup for this track
-      const elementMap = new Map();
-      track.elements.forEach((element) => {
-        elementMap.set(element.id, element);
-      });
-      map.set(`${track.id}_elements`, elementMap);
-    });
-    return map;
-  }, [tracks]);
-
-  // Helper function for O(1) track/element lookup
-  const findTrackAndElement = (trackId: string, elementId: string) => {
-    const track = trackMap.get(trackId);
-    const elementMap = trackMap.get(`${trackId}_elements`);
-    const element = elementMap?.get(elementId);
-    return { track, element };
-  };
-
-  // Action handlers for toolbar
-  const handleSplitSelected = () => {
-    if (selectedElements.length === 0) {
-      toast.error("No elements selected");
-      return;
-    }
-    let splitCount = 0;
-    selectedElements.forEach(({ trackId, elementId }) => {
-      const { track, element } = findTrackAndElement(trackId, elementId);
-      if (element && track) {
-        const effectiveStart = element.startTime;
-        const effectiveEnd =
-          element.startTime +
-          (element.duration - element.trimStart - element.trimEnd);
-
-        if (currentTime > effectiveStart && currentTime < effectiveEnd) {
-          const newElementId = splitElement(trackId, elementId, currentTime);
-          if (newElementId) splitCount++;
-        }
-      }
-    });
-    if (splitCount === 0) {
-      toast.error("Playhead must be within selected elements to split");
-    }
-  };
-
-  const handleDuplicateSelected = () => {
-    if (selectedElements.length === 0) {
-      toast.error("No elements selected");
-      return;
-    }
-    const canDuplicate = selectedElements.length === 1;
-    if (!canDuplicate) return;
-
-    selectedElements.forEach(({ trackId, elementId }) => {
-      const { element } = findTrackAndElement(trackId, elementId);
-
-      if (element) {
-        const newStartTime =
-          element.startTime +
-          (element.duration - element.trimStart - element.trimEnd) +
-          0.1;
-
-        // Create element without id (will be generated by store)
-        const { id, ...elementWithoutId } = element;
-
-        addElementToTrack(trackId, {
-          ...elementWithoutId,
-          startTime: newStartTime,
-        });
-
-        // We can't predict the new id, so just clear selection for now
-        // TODO: addElementToTrack could return the new element id
-      }
-    });
-
-    clearSelectedElements();
-  };
-
-  const handleFreezeSelected = () => {
-    toast.info("Freeze frame functionality coming soon!");
-  };
-
-  const handleSplitAndKeepLeft = () => {
-    if (selectedElements.length !== 1) {
-      toast.error("Select exactly one element");
-      return;
-    }
-    const { trackId, elementId } = selectedElements[0];
-    const { element } = findTrackAndElement(trackId, elementId);
-    if (!element) return;
-    const effectiveStart = element.startTime;
-    const effectiveEnd =
-      element.startTime +
-      (element.duration - element.trimStart - element.trimEnd);
-    if (currentTime <= effectiveStart || currentTime >= effectiveEnd) {
-      toast.error("Playhead must be within selected element");
-      return;
-    }
-    splitAndKeepLeft(trackId, elementId, currentTime);
-  };
-
-  const handleSplitAndKeepRight = () => {
-    if (selectedElements.length !== 1) {
-      toast.error("Select exactly one element");
-      return;
-    }
-    const { trackId, elementId } = selectedElements[0];
-    const { element } = findTrackAndElement(trackId, elementId);
-    if (!element) return;
-    const effectiveStart = element.startTime;
-    const effectiveEnd =
-      element.startTime +
-      (element.duration - element.trimStart - element.trimEnd);
-    if (currentTime <= effectiveStart || currentTime >= effectiveEnd) {
-      toast.error("Playhead must be within selected element");
-      return;
-    }
-    splitAndKeepRight(trackId, elementId, currentTime);
-  };
-
-  const handleSeparateAudio = () => {
-    if (selectedElements.length !== 1) {
-      toast.error("Select exactly one media element to separate audio");
-      return;
-    }
-    const { trackId, elementId } = selectedElements[0];
-    const { track } = findTrackAndElement(trackId, elementId);
-    if (!track || track.type !== "media") {
-      toast.error("Select a media element to separate audio");
-      return;
-    }
-    separateAudio(trackId, elementId);
-  };
-
-  const handleDeleteSelected = () => {
-    if (selectedElements.length === 0) {
-      toast.error("No elements selected");
-      return;
-    }
-    selectedElements.forEach(({ trackId, elementId }) => {
-      removeElementFromTrack(trackId, elementId);
-    });
-    clearSelectedElements();
-  };
-
-  return {
-    handleSplitSelected,
-    handleDuplicateSelected,
-    handleFreezeSelected,
-    handleSplitAndKeepLeft,
-    handleSplitAndKeepRight,
-    handleSeparateAudio,
-    handleDeleteSelected,
-  };
-}