feat: Add GitHub profile fetching option (#123)

.env.example

@@ -49,6 +49,8 @@ PROFILES_DIRECTORY=
 REDIS_URL=redis://localhost:6379
 
 LINKEDIN_PROFILE_FETCHER_API_KEY=
-LINKEDIN_PROFILE_FETCHER_HOST=\
+LINKEDIN_PROFILE_FETCHER_HOST=
+
+GITHUB_PROFILE_FETCHER_API_KEY=
 
 SESSION_SECRET=

src/user/profile-fetcher/github.profile-fetcher.ts

@@ -0,0 +1,31 @@
+import { InternalServerErrorException } from '@nestjs/common';
+import { ProfileDetails, ProfileFetcher } from './base.profile-fetcher';
+import { SocialAccountType } from '@prisma/client';
+
+export class GitHubProfileFetcher extends ProfileFetcher {
+  async getProfileDetails(): Promise<ProfileDetails> {
+    const apiKey = process.env.GITHUB_PROFILE_FETCHER_API_KEY;
+
+    const username = this.profileUrl.split('https://github.com/')[1];
+
+    const response = await fetch(`https://api.github.com/users/${username}`, {
+      headers: {
+        Authorization: `Bearer ${apiKey}`,
+      },
+    });
+
+    if (response.ok) {
+      const data = await response.json();
+      return {
+        name: data.name,
+        socialAccountType: SocialAccountType.GITHUB,
+        profileUrl: data.html_url,
+        headline: data.bio,
+        socialId: data.login,
+        profilePictureUrl: data.avatar_url,
+      };
+    } else {
+      throw new InternalServerErrorException('Failed to fetch GitHub profile');
+    }
+  }
+}

src/user/profile-fetcher/profile-fetcher.factory.ts

@@ -1,10 +1,13 @@
 import { BadRequestException } from '@nestjs/common';
 import { LinkedInProfileFetcher } from './linkedin.profile-fetcher';
+import { GitHubProfileFetcher } from './github.profile-fetcher';
 
 export class ProfileFetcherFactory {
   generateProfileFetcher(profileUrl: string) {
     if (profileUrl.startsWith('https://www.linkedin.com')) {
       return new LinkedInProfileFetcher(profileUrl);
+    } else if (profileUrl.startsWith('https://github.com')) {
+      return new GitHubProfileFetcher(profileUrl);
     }
     throw new BadRequestException('Unsupported profile URL');
   }