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import type { MigrationResult, ProjectRecord } from "./types";
import { getProjectId, isRecord } from "./utils";
// Frozen snapshot of the v15-era fallback. See ./README.md.
const STICKER_INTRINSIC_SIZE_FALLBACK = 200;
export function transformProjectV14ToV15({
project,
}: {
project: ProjectRecord;
}): MigrationResult<ProjectRecord> {
if (!getProjectId({ project })) {
return { project, skipped: true, reason: "no project id" };
}
if (typeof project.version === "number" && project.version >= 15) {
return { project, skipped: true, reason: "already v15" };
}
const migratedProject = backfillStickerIntrinsicDimensions({ project });
return {
project: { ...migratedProject, version: 15 },
skipped: false,
};
}
function backfillStickerIntrinsicDimensions({
project,
}: {
project: ProjectRecord;
}): ProjectRecord {
const scenesValue = project.scenes;
if (!Array.isArray(scenesValue)) return project;
const migratedScenes = scenesValue.map((scene) => {
if (!isRecord(scene)) return scene;
const tracksValue = scene.tracks;
if (!Array.isArray(tracksValue)) return scene;
const migratedTracks = tracksValue.map((track) => {
if (!isRecord(track)) return track;
const elementsValue = track.elements;
if (!Array.isArray(elementsValue)) return track;
const migratedElements = elementsValue.map((element) => {
if (!isRecord(element)) return element;
if (element.type !== "sticker") return element;
if (
typeof element.intrinsicWidth === "number" &&
typeof element.intrinsicHeight === "number"
) {
return element;
}
return {
...element,
intrinsicWidth: STICKER_INTRINSIC_SIZE_FALLBACK,
intrinsicHeight: STICKER_INTRINSIC_SIZE_FALLBACK,
};
});
return { ...track, elements: migratedElements };
});
return { ...scene, tracks: migratedTracks };
});
return { ...project, scenes: migratedScenes };
}
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