87 lines
2.2 KiB
TypeScript
87 lines
2.2 KiB
TypeScript
|
import * as http from "http";
|
||
|
|
import { Layout } from "./components/layout.mjs";
|
||
|
|
import { ServerConfig } from "./config.mjs";
|
||
|
|
import { debug, info } from "./log.mjs";
|
||
|
|
import { StrRenderer } from "./ren/str.mjs";
|
||
|
|
import { AboutPage } from "./views/about.mjs";
|
||
|
|
import { E404 } from "./views/e404.mjs";
|
||
|
|
import { WorksPage } from "./views/works.mjs";
|
||
|
|
|
||
|
|
export function createServer(cfg: ServerConfig): void {
|
||
|
|
const server = http.createServer(handleHttpReq);
|
||
|
|
server.listen(cfg.port, () => {
|
||
|
|
info("[server]", `Server listening at http://localhost:${cfg.port}`);
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
async function handleHttpReq(
|
||
|
|
httpReq: http.IncomingMessage,
|
||
|
|
httpRes: http.ServerResponse
|
||
|
|
): Promise<void> {
|
||
|
|
try {
|
||
|
|
const req = tryIntoAppServerRequest(httpReq);
|
||
|
|
|
||
|
|
debug("[server]", { req });
|
||
|
|
|
||
|
|
const ren = new StrRenderer();
|
||
|
|
if (/^[/](?:about[/]?)?$/.test(req.url)) {
|
||
|
|
httpRes
|
||
|
|
.writeHead(200, { "content-type": "text/html" })
|
||
|
|
.end(await ren.render(Layout(AboutPage())));
|
||
|
|
} else if (/^[/]works[/]?/.test(req.url)) {
|
||
|
|
httpRes
|
||
|
|
.writeHead(200, { "content-type": "text/html" })
|
||
|
|
.end(await ren.render(Layout(WorksPage())));
|
||
|
|
} else {
|
||
|
|
httpRes
|
||
|
|
.writeHead(404, { "content-type": "text/html" })
|
||
|
|
.end(await ren.render(Layout(E404())));
|
||
|
|
}
|
||
|
|
} catch (err) {
|
||
|
|
if (err instanceof InvalidServerRequest) {
|
||
|
|
httpRes.writeHead(400).end("Bad request");
|
||
|
|
} else if (err instanceof UnsupportedRestMethod) {
|
||
|
|
httpRes.writeHead(405).end("Method not allowed");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
export function tryIntoAppServerRequest(
|
||
|
|
req: http.IncomingMessage
|
||
|
|
): ServerRequest {
|
||
|
|
if (!req.method || !req.url) throw new InvalidServerRequest();
|
||
|
|
|
||
|
|
return {
|
||
|
|
method: tryIntoAppRestMethod(req.method),
|
||
|
|
url: req.url,
|
||
|
|
};
|
||
|
|
}
|
||
|
|
|
||
|
|
export interface ServerRequest {
|
||
|
|
method: RestMethod;
|
||
|
|
url: string;
|
||
|
|
}
|
||
|
|
|
||
|
|
export class InvalidServerRequest extends Error {}
|
||
|
|
|
||
|
|
export function tryIntoAppRestMethod(rest: string): RestMethod {
|
||
|
|
switch (rest.toUpperCase()) {
|
||
|
|
case "GET":
|
||
|
|
return RestMethod.Get;
|
||
|
|
default:
|
||
|
|
throw new UnsupportedRestMethod();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
export enum RestMethod {
|
||
|
|
Get = "GET",
|
||
|
|
}
|
||
|
|
|
||
|
|
export class UnsupportedRestMethod extends Error {}
|
||
|
|
|
||
|
|
export interface ServerResponse {
|
||
|
|
statusCode?: number;
|
||
|
|
headers?: Headers;
|
||
|
|
body: string;
|
||
|
|
}
|