Server/project/src/routers/HttpRouter.ts

93 lines
2.5 KiB
TypeScript

import { IncomingMessage } from "node:http";
import { injectAll, injectable } from "tsyringe";
import { DynamicRouter, Router, StaticRouter } from "@spt-aki/di/Router";
@injectable()
export class HttpRouter
{
constructor(
@injectAll("StaticRoutes") protected staticRouters: StaticRouter[],
@injectAll("DynamicRoutes") protected dynamicRoutes: DynamicRouter[],
)
{}
protected groupBy<T>(list: T[], keyGetter: (t: T) => string): Map<string, T[]>
{
const map: Map<string, T[]> = new Map();
for (const item of list)
{
const key = keyGetter(item);
const collection = map.get(key);
if (!collection)
{
map.set(key, [item]);
}
else
{
collection.push(item);
}
}
return map;
}
public getResponse(req: IncomingMessage, info: any, sessionID: string): string
{
const wrapper: ResponseWrapper = new ResponseWrapper("");
let url = req.url;
// remove retry from url
if (url?.includes("?retry="))
{
url = url.split("?retry=")[0];
}
const handled = this.handleRoute(url, info, sessionID, wrapper, this.staticRouters, false);
if (!handled)
{
this.handleRoute(url, info, sessionID, wrapper, this.dynamicRoutes, true);
}
// TODO: Temporary hack to change ItemEventRouter response sessionID binding to what client expects
if (wrapper.output?.includes("\"profileChanges\":{"))
{
wrapper.output = wrapper.output.replace(sessionID, sessionID);
}
return wrapper.output;
}
protected handleRoute(
url: string,
info: any,
sessionID: string,
wrapper: ResponseWrapper,
routers: Router[],
dynamic: boolean,
): boolean
{
let matched = false;
for (const route of routers)
{
if (route.canHandle(url, dynamic))
{
if (dynamic)
{
wrapper.output = (route as DynamicRouter).handleDynamic(url, info, sessionID, wrapper.output);
}
else
{
wrapper.output = (route as StaticRouter).handleStatic(url, info, sessionID, wrapper.output);
}
matched = true;
}
}
return matched;
}
}
class ResponseWrapper
{
constructor(public output: string)
{}
}