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import {
Either,
getRequiredEnv,
getStdout,
IEither,
isObject,
Traceable,
validateExecutionEntries,
} from "@liz-ci/utils";
import { IJobQueuer } from "./mod.ts";
import type { Job } from "@liz-ci/model";
const SERVER_CONFIG = {
host: "0.0.0.0",
port: 9000,
};
interface IHealthCheckActivity<R> {
healthCheck(req: R): Promise<Response>;
}
interface IJobHookActivity<R> {
processHook(req: R): Promise<Response>;
}
type GetJobRequest = { jobType: string; args: unknown };
class JobHookActivityImpl implements IJobHookActivity<Traceable<Request>> {
constructor(private readonly queuer: IJobQueuer<Traceable<Job>>) {}
private getJob<JsonT>(u: Traceable<JsonT>): Either<string, Job> {
const { logger: _logger, item } = u;
const logger = _logger.addTracer(() => "[getJob]");
const couldBeJsonJob = isObject(item) && "arguments" in item &&
"type" in item && item;
const couldBeArguments = couldBeJsonJob && isObject(item.arguments) &&
item.arguments;
if (!couldBeJsonJob) {
const err = "seems like a pwetty mawfomed job \\(-.-)/";
logger.warn(err);
return Either.left(err);
}
return validateExecutionEntries({
type: item.type,
...couldBeArguments,
}).mapBoth((err) => {
const e = "your reqwest seems invawid (´。﹏。`) can you fix? uwu\n" +
err.toString();
logger.warn(e);
return e;
}, (_ok) => <Job> item);
}
public async processHook(r: Traceable<Request>) {
return await r.bimap(Traceable.withClassTrace(this)).map(aPost)
.map(aJson(this.getJob));
}
// flatMapAsync(aJsonPost(this.getJob))
// .map(TraceableImpl.promiseify((g) => {
// if (jobRequest) {
// return g.map(() => jobRequest)
// .map(this.getJob)
// .map(
// ({ item: { ok: jobRequest, err } }) => {
// if (err) return { err: new Response(err, { status: 400 }) };
// return { ok: jobRequest };
// },
// );
// }
// return g.map(() => ({ ok: undefined, err }));
// }))
// .map(TraceableImpl.promiseify(({ item: t }) => {
// const { item: { ok: job, err } } = t;
// if (err) return t.map(() => Promise.resolve(err));
//
// return t.map(() => job!)
// .map(this.queuer.queue)
// .map(TraceableImpl.promiseify(({ item, logger }) => {
// if (item.ok) {
// return new Response(item.ok, { status: 200 });
// }
// logger.error(item.err);
// return new Response("i messed up D:\n", { status: 500 });
// }));
// }));
// }
}
class LizCIServerImpl implements ILizCIServer {
constructor(
private readonly healthCheckActivity: IHealthCheckActivity,
private readonly jobHookActivity: IJobHookActivity,
) {}
private route(
req: Traceable<Request & { pathname: string }>,
): Traceable<Promise<Response>> {
return req.flatMap((req) => {
const { logger, item: { method, pathname } } = req;
if (pathname === "/health") {
return this.healthCheckActivity.healthCheck(req);
}
return this.jobHookActivity.processHook(req);
});
}
public async serve(req: Request): Promise<Response> {
const traceId = crypto.randomUUID();
const { pathname } = new URL(req.url);
const traceSupplier = () => `[${traceId} <- ${req.method}'d @ ${pathname}]`;
return TraceableImpl.from(req)
.bimap(({ item: req }) => [{ req, pathname }, traceSupplier])
.flatMap(this.route)
.map(({ item, logger }) =>
item.catch((e) => {
const errorMessage = `oh noes! something went wrong (ಥ_ಥ) so sowwy!`;
logger.error(errorMessage, e);
return new Response(`${errorMessage}\n`, { status: 500 });
})
)
.item;
}
}
class JobQueue {
private readonly logger: PrefixLogger;
private readonly url: URL;
private readonly pathname: string;
constructor(private readonly request: Request, private readonly) {
this.url = new URL(request.url);
this.pathname = this.url.pathname;
this.logger = this.createLogger();
}
/**
* Creates a logger with request-specific context
*/
/**
* Performs health checks on dependent services
*/
private async performHealthCheck(): Promise<void> {
}
/**
* Handles health check requests
*/
private async handleHealthCheck(): Promise<Response> {
try {
await this.performHealthCheck();
} catch (error) {
}
}
/**
* Queues a job in the laminar system
*/
private async queueJob(jobName: string, args: JobRequest): Promise<Response> {
}
/**
* Validates job request parameters
*/
private validateJobRequest(
jobName: string,
args: unknown,
): { valid: boolean; response?: Response } {
}
/**
* Main method to handle the request
*/
public async handle(): Promise<Response> {
this.logger.log("go! :DDD");
// Handle health check requests
if (this.pathname === "/health") {
return this.handleHealthCheck();
}
// Validate HTTP method
if (this.request.method !== "POST") {
}
// Extract job name from path
if (!validation.valid) {
return validation.response!;
}
// Queue the job
return this.queueJob(jobName, requestBody as JobRequest);
}
/**
* Handles the entire request lifecycle, including error handling
*/
public async processRequest(): Promise<Response> {
try {
return await this.handle();
} catch (error) {
} finally {
this.logger.log("allll done!");
}
}
}
/**
* Entry point - starts the server
*/
Deno.serve(SERVER_CONFIG, async (request: Request) => {
const handler = new RequestHandler(request);
return handler.processRequest();
});
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