Implemented a method for getting the runner object from a jwt

ref #110

src/controllers/RunnerSelfServiceController.ts

@@ -1,13 +1,15 @@
+import * as jwt from "jsonwebtoken";
 import { Get, JsonController, OnUndefined, Param } from 'routing-controllers';
 import { OpenAPI, ResponseSchema } from 'routing-controllers-openapi';
 import { getConnectionManager, Repository } from 'typeorm';
+import { config } from '../config';
+import { InvalidCredentialsError } from '../errors/AuthError';
 import { RunnerNotFoundError } from '../errors/RunnerErrors';
 import { Runner } from '../models/entities/Runner';
 import { ResponseUser } from '../models/responses/ResponseUser';
 
 
 @JsonController('/runners')
-@OpenAPI({ security: [{ "AuthToken": [] }, { "RefreshTokenCookie": [] }] })
 export class RunnerSelfServiceController {
 	private runnerRepository: Repository<Runner>;
 
@@ -23,12 +25,27 @@ export class RunnerSelfServiceController {
 	@ResponseSchema(RunnerNotFoundError, { statusCode: 404 })
 	@OnUndefined(RunnerNotFoundError)
 	@OpenAPI({ description: 'Lists all information about yourself. <br> Please provide your runner jwt for auth.' })
-	async get(@Param('jwt') jwt: string) {
-		//TODO:
+	async get(@Param('jwt') token: string) {
+		//TODO
 	}
 
-	public async getRunner(jwt: string): Promise<Runner> {
-		return null;
+	/**
+	 * Get's a runner by a provided jwt token.
+	 * @param token The runner jwt provided by the runner to identitfy themselves.
+	 */
+	private async getRunner(token: string): Promise<Runner> {
+		let jwtPayload = undefined
+		try {
+			jwtPayload = <any>jwt.verify(token, config.jwt_secret);
+		} catch (error) {
+			throw new InvalidCredentialsError();
+		}
+
+		console.log(jwtPayload);
+
+		const runner = await this.runnerRepository.findOne({ id: jwtPayload["id"] });
+		if (!runner) { throw new RunnerNotFoundError() }
+		return runner;
 	}
 
 }