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Allow the user to import into a different database than the one specified in the file #1973

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merged 1 commit into from
Nov 15, 2024
+4 −2
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Allow the user to import into a different database than the one specified in the file #1973

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1 change: 1 addition & 0 deletions addons/dexie-export-import/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -115,6 +115,7 @@ export interface StaticImportOptions {
chunkSizeBytes?: number; // Default: DEFAULT_KILOBYTES_PER_CHUNK ( 1MB )
filter?: (table: string, value: any, key?: any) => boolean;
progressCallback?: (progress: ImportProgress) => boolean;
name?: string;
}

export interface ImportOptions extends StaticImportOptions {
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5 changes: 3 additions & 2 deletions addons/dexie-export-import/src/import.ts
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Expand Up @@ -10,6 +10,7 @@ export interface StaticImportOptions {
filter?: (table: string, value: any, key?: any) => boolean;
transform?: (table: string, value: any, key?: any) => ({value: any, key?: any});
progressCallback?: (progress: ImportProgress) => boolean;
name?: string;
}

export interface ImportOptions extends StaticImportOptions {
Expand Down Expand Up @@ -42,9 +43,9 @@ export async function importDB(exportedData: Blob | JsonStream<DexieExportJsonSt
const CHUNK_SIZE = options!.chunkSizeBytes || (DEFAULT_KILOBYTES_PER_CHUNK * 1024);
const stream = await loadUntilWeGotEnoughData(exportedData, CHUNK_SIZE);
const dbExport = stream.result.data!;
const db = new Dexie(dbExport.databaseName);
const db = new Dexie(options.name !== undefined ? options.name : dbExport.databaseName);
db.version(dbExport.databaseVersion).stores(extractDbSchema(dbExport));
await importInto(db, stream, options);
await importInto(db, stream, options.name !== undefined ? {...options, acceptNameDiff: true } : options);
return db;
}

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