1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
|
import { EditorCore } from "@/core";
import { Command, type CommandResult } from "@/commands/base-command";
import type { SceneTracks, TimelineElement } from "@/timeline";
import {
findTrackInSceneTracks,
updateElementInSceneTracks,
} from "@/timeline";
import { applyElementUpdate } from "@/timeline/update-pipeline";
export class UpdateElementsCommand extends Command {
private savedState: SceneTracks | null = null;
private readonly updates: Array<{
trackId: string;
elementId: string;
patch: Partial<TimelineElement>;
}>;
constructor({
updates,
}: {
updates: Array<{
trackId: string;
elementId: string;
patch: Partial<TimelineElement>;
}>;
}) {
super();
this.updates = updates;
}
execute(): CommandResult | undefined {
const editor = EditorCore.getInstance();
this.savedState = editor.scenes.getActiveScene().tracks;
let updatedTracks = this.savedState;
for (const updateEntry of this.updates) {
const currentTrack = findTrackInSceneTracks({
tracks: updatedTracks,
trackId: updateEntry.trackId,
});
const currentElement = currentTrack?.elements.find(
(element) => element.id === updateEntry.elementId,
);
if (!currentTrack || !currentElement) {
continue;
}
const nextElement = applyElementUpdate({
element: currentElement,
patch: updateEntry.patch,
context: {
tracks: updatedTracks,
trackId: updateEntry.trackId,
},
});
updatedTracks = updateElementInSceneTracks({
tracks: updatedTracks,
trackId: updateEntry.trackId,
elementId: updateEntry.elementId,
update: () => nextElement,
});
}
editor.timeline.updateTracks(updatedTracks);
return undefined;
}
undo(): void {
if (this.savedState) {
const editor = EditorCore.getInstance();
editor.timeline.updateTracks(this.savedState);
}
}
}
|
