From 4ec999d3a72f22a440c6b19194c330b8b30b63cb Mon Sep 17 00:00:00 2001
From: Fayorg <ebr@aketechnology.com>
Date: Sun, 24 Mar 2024 03:21:48 +0100
Subject: [PATCH] add: github api sdk

---
 actions/github/account.ts      | 13 +++++++++
 actions/github/installation.ts | 37 ++++++++++++++++++++++++++
 actions/github/jwt.ts          |  8 ++++++
 actions/github/repository.ts   | 48 ++++++++++++++++++++++++++++++++++
 4 files changed, 106 insertions(+)
 create mode 100644 actions/github/account.ts
 create mode 100644 actions/github/installation.ts
 create mode 100644 actions/github/jwt.ts
 create mode 100644 actions/github/repository.ts

diff --git a/actions/github/account.ts b/actions/github/account.ts
new file mode 100644
index 0000000..7b37838
--- /dev/null
+++ b/actions/github/account.ts
@@ -0,0 +1,13 @@
+"use server";
+
+import prisma from "@/lib/prisma";
+import { Account } from "@prisma/client";
+
+export async function getGithubAccount(userId: string): Promise<Account | null> {
+    return prisma.account.findFirst({
+        where: {
+            userId: userId,
+            provider: "github",
+        },
+    });
+}
\ No newline at end of file
diff --git a/actions/github/installation.ts b/actions/github/installation.ts
new file mode 100644
index 0000000..67f2329
--- /dev/null
+++ b/actions/github/installation.ts
@@ -0,0 +1,37 @@
+"use server";
+
+import { getGithubAccount } from "./account";
+import { generateGithubJWT } from "./jwt";
+
+export async function getInstallationId(userId: string, username: string): Promise<string | null> {
+    const account = await getGithubAccount(userId);
+    if(!account) return null;
+
+    const installations = await fetch('https://api.github.com/users/' + username + '/installation', {
+        headers: {
+            Authorization: `Bearer ${await generateGithubJWT()}`,
+            Accept: "application/vnd.github+json",
+            "X-GitHub-Api-Version": "2022-11-28",
+        },
+        method: 'GET',
+    }).then(res => res.json());
+
+    return installations.id as string;
+
+}
+
+export async function getInstallationAccessToken(userId: string, username: string) {
+    const installationId = await getInstallationId(userId, username);
+    if(!installationId) return null;
+
+    const token = await fetch(`https://api.github.com/app/installations/${installationId}/access_tokens`, {
+        headers: {
+            Authorization: `Bearer ${await generateGithubJWT()}`,
+            Accept: "application/vnd.github+json",
+            "X-GitHub-Api-Version": "2022-11-28",
+        },
+        method: 'POST',
+    }).then(res => res.json());
+
+    return token.token as string;
+}
\ No newline at end of file
diff --git a/actions/github/jwt.ts b/actions/github/jwt.ts
new file mode 100644
index 0000000..f17c5d7
--- /dev/null
+++ b/actions/github/jwt.ts
@@ -0,0 +1,8 @@
+"use server";
+
+import { sign } from 'jsonwebtoken';
+
+export async function generateGithubJWT() {
+    const jwt = sign({  }, process.env.GITHUB_APP_PRIVATE_KEY as string, { algorithm: 'RS256', issuer: process.env.GITHUB_APP_ID, expiresIn: 5*60})
+    return jwt;
+}
\ No newline at end of file
diff --git a/actions/github/repository.ts b/actions/github/repository.ts
new file mode 100644
index 0000000..7b09aef
--- /dev/null
+++ b/actions/github/repository.ts
@@ -0,0 +1,48 @@
+"use server";
+
+import { getInstallationAccessToken } from "./installation";
+
+export type GithubRepository = {
+    id: number;
+    name: string;
+    full_name: string;
+    owner: {
+        login: string;
+        id: number;
+        type: string;
+    };
+    private: boolean;
+    html_url: string;
+    description: string;
+    fork: boolean;
+    url: string;
+    created_at: string;
+    updated_at: string;
+    pushed_at: string;
+    homepage: string;
+    size: number;
+    stargazers_count: number;
+    watchers_count: number;
+    language: string;
+    forks_count: number;
+    open_issues_count: number;
+    default_branch: string;
+    permissions: {
+        admin: boolean;
+        push: boolean;
+        pull: boolean;
+    };
+};
+
+export async function getUserRepository(userId: string, username: string): Promise<GithubRepository[]> {
+    const repositories = await fetch('https://api.github.com/installation/repositories', {
+        headers: {
+            Authorization: `Bearer ${await getInstallationAccessToken(userId, username)}`,
+            Accept: "application/vnd.github+json",
+            "X-GitHub-Api-Version": "2022-11-28",
+        },
+        method: 'GET',
+    }).then(res => res.json());
+
+    return repositories.repositories as GithubRepository[];
+}
\ No newline at end of file