73 lines
1.8 KiB
TypeScript
73 lines
1.8 KiB
TypeScript
import { Client, factory } from "@lumeweb/libkernel-universal";
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import defer from "p-defer";
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import { CatOptions, LsOptions, StatOptions } from "@helia/unixfs";
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interface AbortableGenerator {
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abort: () => void;
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iterable: AsyncGenerator<object>;
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}
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export class IPFSClient extends Client {
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public async ready() {
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return this.callModuleReturn("ready");
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}
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public async stat(cid: string, options?: Partial<StatOptions>) {
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return this.callModuleReturn("stat", { options });
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}
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public ls(cid: string, options?: Partial<LsOptions>): AbortableGenerator {
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return this.connectModuleGenerator("ls", { cid, options });
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}
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public cat(cid: string, options?: Partial<CatOptions>): AbortableGenerator {
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return this.connectModuleGenerator("cat", { cid, options });
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}
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public async ipns(cid: string): Promise<string> {
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return this.callModuleReturn("ipnsResolve");
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}
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public async activePeers(): Promise<number> {
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return this.callModuleReturn("getActivePeers");
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}
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private connectModuleGenerator(
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method: string,
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data: any
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): AbortableGenerator {
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const pipe = defer();
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let done = false;
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const [update, result] = this.connectModule(method, data, (item: any) => {
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pipe.resolve(item);
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});
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(async () => {
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const ret = await result;
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done = true;
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this.handleError(ret);
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})();
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return {
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abort() {
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update();
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},
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// @ts-ignore
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iterable: async function* (): AsyncGenerator<object> {
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// @ts-ignore
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const iterator = (await pipe.promise)[Symbol.asyncIterator]();
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for await (const value of iterator) {
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yield value as object;
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}
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},
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};
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}
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}
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export const createClient = factory<IPFSClient>(
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IPFSClient,
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"_AkimjN5qo5cYklxdBNszsxh6VXgypNZVq4zk_BIS3s76A"
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);
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