feat: position animated independently per axis

Made-with: Cursor

1 files changed, 140 insertions, 0 deletions

diff --git a/apps/web/src/services/storage/migrations/transformers/v24-to-v25.ts b/apps/web/src/services/storage/migrations/transformers/v24-to-v25.ts
new file mode 100644
index 00000000..b3b48f42
--- /dev/null
+++ b/apps/web/src/services/storage/migrations/transformers/v24-to-v25.ts
@@ -0,0 +1,140 @@
+import type { MigrationResult, ProjectRecord } from "./types";
+import { getProjectId, isRecord } from "./utils";
+
+export function transformProjectV24ToV25({
+	project,
+}: {
+	project: ProjectRecord;
+}): MigrationResult<ProjectRecord> {
+	if (!getProjectId({ project })) {
+		return { project, skipped: true, reason: "no project id" };
+	}
+
+	const version = project.version;
+	if (typeof version !== "number") {
+		return { project, skipped: true, reason: "invalid version" };
+	}
+	if (version >= 25) {
+		return { project, skipped: true, reason: "already v25" };
+	}
+	if (version !== 24) {
+		return { project, skipped: true, reason: "not v24" };
+	}
+
+	return {
+		project: {
+			...migrateProject({ project }),
+			version: 25,
+		},
+		skipped: false,
+	};
+}
+
+function migrateProject({
+	project,
+}: {
+	project: ProjectRecord;
+}): ProjectRecord {
+	if (!Array.isArray(project.scenes)) {
+		return project;
+	}
+
+	return {
+		...project,
+		scenes: project.scenes.map((scene) => migrateScene({ scene })),
+	};
+}
+
+function migrateScene({ scene }: { scene: unknown }): unknown {
+	if (!isRecord(scene) || !isRecord(scene.tracks)) {
+		return scene;
+	}
+
+	const tracks = scene.tracks;
+	const nextTracks: ProjectRecord = { ...tracks };
+
+	if (isRecord(tracks.main)) {
+		nextTracks.main = migrateTrack({ track: tracks.main });
+	}
+
+	if (Array.isArray(tracks.overlay)) {
+		nextTracks.overlay = tracks.overlay.map((track) =>
+			migrateTrack({ track }),
+		);
+	}
+
+	if (Array.isArray(tracks.audio)) {
+		nextTracks.audio = tracks.audio.map((track) => migrateTrack({ track }));
+	}
+
+	return { ...scene, tracks: nextTracks };
+}
+
+function migrateTrack({ track }: { track: unknown }): unknown {
+	if (!isRecord(track) || !Array.isArray(track.elements)) {
+		return track;
+	}
+
+	return {
+		...track,
+		elements: track.elements.map((element) => migrateElement({ element })),
+	};
+}
+
+function migrateElement({ element }: { element: unknown }): unknown {
+	if (!isRecord(element) || !isRecord(element.animations)) {
+		return element;
+	}
+
+	const nextAnimations = migrateAnimations({ animations: element.animations });
+	if (nextAnimations === element.animations) {
+		return element;
+	}
+
+	return { ...element, animations: nextAnimations };
+}
+
+function migrateAnimations({
+	animations,
+}: {
+	animations: ProjectRecord;
+}): ProjectRecord {
+	if (!isRecord(animations.bindings) || !isRecord(animations.channels)) {
+		return animations;
+	}
+
+	const positionBinding = animations.bindings["transform.position"];
+	if (!isRecord(positionBinding) || positionBinding.kind !== "vector2") {
+		return animations;
+	}
+
+	const xChannel = animations.channels["transform.position:x"];
+	const yChannel = animations.channels["transform.position:y"];
+
+	const nextBindings: ProjectRecord = { ...animations.bindings };
+	const nextChannels: ProjectRecord = { ...animations.channels };
+
+	delete nextBindings["transform.position"];
+	delete nextChannels["transform.position:x"];
+	delete nextChannels["transform.position:y"];
+
+	nextBindings["transform.positionX"] = {
+		path: "transform.positionX",
+		kind: "number",
+		components: [{ key: "value", channelId: "transform.positionX:value" }],
+	};
+	nextBindings["transform.positionY"] = {
+		path: "transform.positionY",
+		kind: "number",
+		components: [{ key: "value", channelId: "transform.positionY:value" }],
+	};
+
+	if (isRecord(xChannel)) {
+		nextChannels["transform.positionX:value"] = xChannel;
+	}
+	if (isRecord(yChannel)) {
+		nextChannels["transform.positionY:value"] = yChannel;
+	}
+
+	return { ...animations, bindings: nextBindings, channels: nextChannels };
+}