feat: refactor folder structure (#4498)

* feat: wip refactor folder structure

* Fix

* fix position

---------

Co-authored-by: Charles Bochet <charles@twenty.com>

packages/twenty-server/src/engine/modules/auth/strategies/google-apis.auth.strategy.ts

@@ -0,0 +1,88 @@
+import { PassportStrategy } from '@nestjs/passport';
+import { Injectable } from '@nestjs/common';
+
+import { Strategy, VerifyCallback } from 'passport-google-oauth20';
+import { Request } from 'express';
+
+import { EnvironmentService } from 'src/integrations/environment/environment.service';
+
+export type GoogleAPIsRequest = Request & {
+  user: {
+    firstName?: string | null;
+    lastName?: string | null;
+    email: string;
+    picture: string | null;
+    workspaceInviteHash?: string;
+    accessToken: string;
+    refreshToken: string;
+    transientToken: string;
+  };
+};
+
+@Injectable()
+export class GoogleAPIsStrategy extends PassportStrategy(
+  Strategy,
+  'google-apis',
+) {
+  constructor(environmentService: EnvironmentService) {
+    const scope = ['email', 'profile'];
+
+    if (environmentService.get('MESSAGING_PROVIDER_GMAIL_ENABLED')) {
+      scope.push('https://www.googleapis.com/auth/gmail.readonly');
+    }
+
+    if (environmentService.get('CALENDAR_PROVIDER_GOOGLE_ENABLED')) {
+      scope.push('https://www.googleapis.com/auth/calendar');
+    }
+
+    super({
+      clientID: environmentService.get('AUTH_GOOGLE_CLIENT_ID'),
+      clientSecret: environmentService.get('AUTH_GOOGLE_CLIENT_SECRET'),
+      callbackURL: environmentService.get('CALENDAR_PROVIDER_GOOGLE_ENABLED')
+        ? environmentService.get('AUTH_GOOGLE_APIS_CALLBACK_URL')
+        : environmentService.get('MESSAGING_PROVIDER_GMAIL_CALLBACK_URL'),
+      scope,
+      passReqToCallback: true,
+    });
+  }
+
+  authenticate(req: any, options: any) {
+    options = {
+      ...options,
+      accessType: 'offline',
+      prompt: 'consent',
+      state: JSON.stringify({
+        transientToken: req.params.transientToken,
+      }),
+    };
+
+    return super.authenticate(req, options);
+  }
+
+  async validate(
+    request: GoogleAPIsRequest,
+    accessToken: string,
+    refreshToken: string,
+    profile: any,
+    done: VerifyCallback,
+  ): Promise<void> {
+    const { name, emails, photos } = profile;
+
+    const state =
+      typeof request.query.state === 'string'
+        ? JSON.parse(request.query.state)
+        : undefined;
+
+    const user: GoogleAPIsRequest['user'] = {
+      email: emails[0].value,
+      firstName: name.givenName,
+      lastName: name.familyName,
+      picture: photos?.[0]?.value,
+      accessToken,
+      refreshToken,
+      transientToken: state.transientToken,
+    };
+
+    done(null, user);
+  }
+}