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import type { StorageMigration } from "@/services/storage/migrations/base";
import type { ProjectRecord } from "@/services/storage/migrations/transformers/types";
import { getProjectId } from "@/services/storage/migrations/transformers/utils";
/**
* In-memory counterpart to `runStorageMigrations`: applies the same migration
* registry to a single project record (e.g. parsed from an imported project
* archive) without touching IndexedDB.
*/
export function getRecordVersion({
project,
}: {
project: ProjectRecord;
}): number {
const versionValue = project.version;
if (typeof versionValue === "number") {
return versionValue;
}
const scenesValue = project.scenes;
if (Array.isArray(scenesValue) && scenesValue.length > 0) {
return 1;
}
return 0;
}
export interface MigratedProjectRecord {
project: ProjectRecord;
fromVersion: number;
toVersion: number;
complete: boolean;
}
export async function migrateProjectRecord({
project,
migrations,
}: {
project: ProjectRecord;
migrations: StorageMigration[];
}): Promise<MigratedProjectRecord> {
const orderedMigrations = [...migrations].sort((a, b) => a.from - b.from);
const fromVersion = getRecordVersion({ project });
const targetVersion = orderedMigrations.at(-1)?.to ?? fromVersion;
let currentVersion = fromVersion;
let record = project;
const projectId = getProjectId({ project: record }) ?? "imported-project";
for (const migration of orderedMigrations) {
if (migration.from !== currentVersion) {
continue;
}
const result = await migration.run({
projectId,
project: record,
});
if (result.skipped) {
break;
}
record = result.project;
currentVersion = migration.to;
}
return {
project: record,
fromVersion,
toVersion: currentVersion,
complete: currentVersion >= targetVersion,
};
}
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