@shapediver/sdk.sdtf-v1/src/writer/SdtfWriter.ts

Official sdTF SDK for TypeScript

import { ISdtfWriteableAsset, ISdtfWriteableComponentFactory } from '@shapediver/sdk.sdtf-core';
import { ISdtfGrasshopperSdtfBuilder } from './builder/ISdtfGrasshopperSdtfBuilder';
import { SdtfGrasshopperSdtfBuilder } from './builder/SdtfGrasshopperSdtfBuilder';
import { ISdtfWriter, ISdtfWriterAttributes, ISdtfWriterDataItem } from './ISdtfWriter';

export class SdtfWriter implements ISdtfWriter {
    constructor(private readonly factory: ISdtfWriteableComponentFactory) {}

    createSimpleDataSdtf(chunkName: string, data: ISdtfWriterDataItem[]): ISdtfWriteableAsset {
        // Helper to convert the format of attributes data
        const mapAttributesData = (
            attr: ISdtfWriterAttributes[]
        ): Record<string, [unknown, string | undefined]> => {
            const res: Record<string, [unknown, string | undefined]> = {};
            attr.forEach((data) => (res[data.name] = [data.content, data.typeHint]));
            return res;
        };

        const chunk = this.factory.createChunk(chunkName);

        data.forEach((d) => {
            const dataItem = this.factory.createDataItem(d.content, d.typeHint);
            if (d.attributes)
                dataItem.attributes = this.factory.createAttributes(
                    mapAttributesData(d.attributes)
                );
            chunk.items.push(dataItem);
        });

        const asset = this.factory.createAsset();
        asset.chunks.push(chunk);

        return asset;
    }

    createGrasshopperSdtfBuilder(): ISdtfGrasshopperSdtfBuilder {
        return new SdtfGrasshopperSdtfBuilder(this.factory);
    }
}