move GitHub specific to its own class

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

src/github.ts

@@ -0,0 +1,40 @@
+import {GitHub as Octokit} from '@actions/github/lib/utils';
+import * as github from '@actions/github';
+import {components as OctoOpenApiTypes} from '@octokit/openapi-types';
+import jwt_decode, {JwtPayload} from 'jwt-decode';
+import {Context} from '@actions/github/lib/context';
+
+export type GitHubRepo = OctoOpenApiTypes['schemas']['repository'];
+
+export interface GitHubRuntimeToken extends JwtPayload {
+  ac?: string;
+}
+
+export interface GitHubOpts {
+  token?: string;
+}
+
+export class GitHub {
+  public static readonly serverURL: string = process.env.GITHUB_SERVER_URL || 'https://github.com';
+  public readonly octokit: InstanceType<typeof Octokit>;
+
+  constructor(opts?: GitHubOpts) {
+    this.octokit = github.getOctokit(`${opts?.token}`);
+  }
+
+  get context(): Context {
+    return github.context;
+  }
+
+  get serverURL(): string {
+    return process.env.GITHUB_SERVER_URL || 'https://github.com';
+  }
+
+  get runtimeToken(): GitHubRuntimeToken {
+    return jwt_decode<GitHubRuntimeToken>(`${process.env['ACTIONS_RUNTIME_TOKEN']}`);
+  }
+
+  public repoData(): Promise<GitHubRepo> {
+    return this.octokit.rest.repos.get({...github.context.repo}).then(response => response.data as GitHubRepo);
+  }
+}