Monorepo with yarn workspaces requires yarn 3.2
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@@ -1,142 +0,0 @@
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import { PageMeta } from "../types";
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import { Plug } from "../../plugos/plug";
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import { SpacePrimitives } from "./space_primitives";
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export class HttpSpacePrimitives implements SpacePrimitives {
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pageUrl: string;
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private plugUrl: string;
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constructor(url: string) {
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this.pageUrl = url + "/fs";
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this.plugUrl = url + "/plug";
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}
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public async fetchPageList(): Promise<{
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pages: Set<PageMeta>;
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nowTimestamp: number;
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}> {
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let req = await fetch(this.pageUrl, {
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method: "GET",
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});
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let result = new Set<PageMeta>();
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((await req.json()) as any[]).forEach((meta: any) => {
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const pageName = meta.name;
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result.add({
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name: pageName,
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lastModified: meta.lastModified,
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});
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});
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return {
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pages: result,
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nowTimestamp: +req.headers.get("Now-Timestamp")!,
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};
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}
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async readPage(name: string): Promise<{ text: string; meta: PageMeta }> {
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let res = await fetch(`${this.pageUrl}/${name}`, {
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method: "GET",
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});
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if (res.headers.get("X-Status") === "404") {
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throw new Error(`Page not found`);
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}
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return {
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text: await res.text(),
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meta: this.responseToMeta(name, res),
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};
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}
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async writePage(
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name: string,
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text: string,
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selfUpdate?: boolean,
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lastModified?: number
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): Promise<PageMeta> {
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// TODO: lastModified ignored for now
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let res = await fetch(`${this.pageUrl}/${name}`, {
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method: "PUT",
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body: text,
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headers: lastModified
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? {
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"Last-Modified": "" + lastModified,
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}
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: undefined,
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});
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const newMeta = this.responseToMeta(name, res);
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return newMeta;
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}
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async deletePage(name: string): Promise<void> {
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let req = await fetch(`${this.pageUrl}/${name}`, {
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method: "DELETE",
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});
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if (req.status !== 200) {
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throw Error(`Failed to delete page: ${req.statusText}`);
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}
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}
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async proxySyscall(plug: Plug<any>, name: string, args: any[]): Promise<any> {
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let req = await fetch(`${this.plugUrl}/${plug.name}/syscall/${name}`, {
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method: "POST",
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headers: {
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"Content-type": "application/json",
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},
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body: JSON.stringify(args),
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});
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if (req.status !== 200) {
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let error = await req.text();
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throw Error(error);
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}
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if (req.headers.get("Content-length") === "0") {
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return;
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}
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return await req.json();
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}
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async invokeFunction(
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plug: Plug<any>,
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env: string,
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name: string,
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args: any[]
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): Promise<any> {
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// Invoke locally
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if (!env || env === "client") {
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return plug.invoke(name, args);
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}
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// Or dispatch to server
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let req = await fetch(`${this.plugUrl}/${plug.name}/function/${name}`, {
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method: "POST",
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headers: {
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"Content-type": "application/json",
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},
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body: JSON.stringify(args),
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});
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if (req.status !== 200) {
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let error = await req.text();
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throw Error(error);
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}
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if (req.headers.get("Content-length") === "0") {
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return;
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}
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return await req.json();
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}
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async getPageMeta(name: string): Promise<PageMeta> {
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let res = await fetch(`${this.pageUrl}/${name}`, {
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method: "OPTIONS",
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});
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if (res.headers.get("X-Status") === "404") {
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throw new Error(`Page not found`);
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}
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return this.responseToMeta(name, res);
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}
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private responseToMeta(name: string, res: Response): PageMeta {
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const meta = {
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name,
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lastModified: +(res.headers.get("Last-Modified") || "0"),
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};
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return meta;
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}
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}
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