Method loadFile

packages/core/src/tablebundle/table_bundle.ts:66–100

(path: string)

  }

  loadFile(path: string) {
    if (this._loader === undefined) {
      return;
    }
    this._nodeMap = new Map<string, TableBundleDataSheet>();
    const buffer = this._loader.load(path);
    const unzipped = fflate.unzipSync(buffer);
    if (unzipped['manifest.json'] === undefined) {
      throw new Error('manifest.json not found');
    }

    this.manifest = TableBundleManifest.build(JSON.parse(fflate.strFromU8(unzipped['manifest.json'])));
    const allChildNodes = this.manifest.allChildNodes();
    for (let i = 0; i < allChildNodes.length; i++) {
      const nodeId = allChildNodes[i];
      if (nodeId === undefined) {
        throw new Error('nodeId ' + nodeId + ' is undefined');
      }
      const fileName = 'data/' + nodeId + '.json';
      if (unzipped[fileName] === undefined) {
        throw new Error(fileName + ' not found');
      }
      // @ts-ignore
      const sn = JSON.parse(fflate.strFromU8(unzipped[fileName])) as TableBundleSnapshot;

      const extrasFileName = 'data/' + nodeId + '.extras.json';
      let extras;
      if (unzipped[extrasFileName] !== undefined) {
        // @ts-ignore
        extras = fflate.strFromU8(unzipped[extrasFileName]);
      }
      const dataSheet = new TableBundleDataSheet(sn, extras);
      this._nodeMap.set(nodeId, dataSheet);
    }
  }

}