Google Drive Integration - Task Checklist

Project: CODITECT Google Drive Integration Version: 1.0.0 Status: Planning Last Updated: December 17, 2025

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Success Criteria

• All file operations functional (upload, download, copy, move, delete)
• Folder structure auto-creation working
• Permission management operational
• Real-time sync reliable (< 30s latency)
• 90%+ unit test coverage
• E2E workflows working

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Phase 0: Google Cloud Setup (Prerequisites)

0.1 Google Cloud Project Configuration

• Create Google Cloud project (if not exists)
  • Go to: https://console.cloud.google.com
  • Create new project: "CODITECT-Production"
  • Enable billing
• Enable Google Drive API
  • Go to: APIs & Services → Library
  • Search "Google Drive API"
  • Click Enable

0.2 OAuth Credentials Setup

• Configure OAuth consent screen
  • Go to: APIs & Services → OAuth consent screen
  • App name: "CODITECT"
  • Support email: support@coditect.ai
  • Add authorized domains
  • Add scopes
• Create OAuth 2.0 credentials
  • Go to: APIs & Services → Credentials
  • Create OAuth client ID (Web application)
  • Add redirect URIs
  • Download client_secret.json

0.3 Environment Variables

• Create .env file
• Add to .gitignore
• Create .env.example

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Phase 1: Foundation

1.1 Project Setup

• Create project structure
  • src/coditect_drive/ directory
  • tests/ directory
  • config/ directory
• Set up pyproject.toml
• Configure pytest and coverage
• Set up pre-commit hooks

1.2 OAuth Implementation

• Implement OAuth flow
  • Authorization URL generation
  • Token exchange
  • Token refresh
  • Token storage (encrypted)
• Add token validation middleware

1.3 Drive Client Implementation

• Implement AsyncDriveClient
  • File operations (list, get, create, update, delete)
  • Folder operations
  • Permission operations
  • Search operations
  • Change tracking operations
• Implement retry logic with exponential backoff
• Add rate limiting
• Add logging and metrics

1.4 Database Models

• Create SQLAlchemy models
  • DriveFile model
  • DriveFolder model
  • DrivePermission model
  • DriveSyncState model
  • DriveChange model
• Create database migrations
• Set up indexes

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Phase 2: Core File Operations

2.1 File Manager Implementation

• Implement FileManager
  • Upload file (simple)
  • Upload file (resumable for large files)
  • Download file
  • Copy file
  • Move file
  • Delete file (trash)
  • Permanent delete
• Project folder integration
  • Upload to project folder
  • Upload meeting recording
  • List project files
  • Archive files

2.2 Folder Manager Implementation

• Implement FolderManager
  • Create folder
  • List folder contents
  • Get or create folder path
  • Move folder
  • Delete folder
• CODITECT folder structure
  • Initialize root folder
  • Create project structure
  • Create team structure

2.3 API Endpoints

• File endpoints
  • GET /api/v1/drive/files
  • GET /api/v1/drive/files/{file_id}
  • POST /api/v1/drive/files
  • PATCH /api/v1/drive/files/{file_id}
  • DELETE /api/v1/drive/files/{file_id}
  • GET /api/v1/drive/files/{file_id}/download
  • POST /api/v1/drive/files/{file_id}/copy
  • POST /api/v1/drive/files/{file_id}/move
• Folder endpoints
  • GET /api/v1/drive/folders
  • GET /api/v1/drive/folders/{folder_id}
  • POST /api/v1/drive/folders

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Phase 3: Sharing & Permissions

3.1 Share Manager Implementation

• Implement ShareManager
  • Share with user
  • Share with team
  • Create share link
  • Revoke access
  • Revoke link sharing
  • List shared users

3.2 Permission API Endpoints

• GET /api/v1/drive/files/{file_id}/permissions
• POST /api/v1/drive/files/{file_id}/permissions
• PATCH /api/v1/drive/files/{file_id}/permissions/{perm_id}
• DELETE /api/v1/drive/files/{file_id}/permissions/{perm_id}
• POST /api/v1/drive/files/{file_id}/share-link

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Phase 4: Search & Sync

4.1 Search Service Implementation

• Implement SearchService
  • Full-text search
  • Metadata search
  • Filter by type, date, owner
  • Paginated results

4.2 Sync Service Implementation

• Implement SyncService
  • Initialize sync state
  • Start watching (push notifications)
  • Stop watching
  • Process changes
  • Change callbacks

4.3 Webhook Handler

• Implement webhook endpoint
  • Validate request headers
  • Handle sync message
  • Handle change notifications
  • Trigger change processing
• Endpoint: POST /webhooks/drive

4.4 Search & Sync Endpoints

• POST /api/v1/drive/search
• GET /api/v1/drive/changes
• POST /api/v1/drive/watch
• DELETE /api/v1/drive/watch/{channel_id}

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Phase 5: CODITECT Integration

5.1 Meeting Recording Integration

• Auto-upload Zoom recordings
• Auto-upload Google Meet recordings
• Share with meeting participants
• Link recordings to meetings in database

5.2 Project Integration

• Project folder auto-creation
• Project file listing in UI
• Project search integration

5.3 Cross-Integration Orchestration

• Recording upload workflow
• Document sharing workflow
• Export workflow

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Phase 6: Testing

6.1 Unit Tests

6.1.1 Client Tests

• test_drive_client.py
  • Test get file
  • Test list files
  • Test create file
  • Test update file
  • Test delete file
  • Test copy file
  • Test create folder
  • Test get or create folder path
  • Test list permissions
  • Test create permission
  • Test delete permission
  • Test search
  • Test get start page token
  • Test list changes
  • Test watch
  • Test stop channel
  • Test list revisions
  • Test error handling
  • Test retry logic
  • Test rate limiting

6.1.2 Manager Tests

• test_file_manager.py
  • Test upload to project
  • Test upload meeting recording
  • Test download file
  • Test list project files
  • Test search project files
  • Test move to archive
  • Test folder cache
• test_folder_manager.py
  • Test create folder
  • Test get or create path
  • Test list contents
  • Test move folder
  • Test delete folder
• test_share_manager.py
  • Test share with user
  • Test share with team
  • Test create share link
  • Test revoke access
  • Test revoke link sharing
  • Test list shared users
  • Test expiration handling

6.1.3 Sync Tests

• test_sync_service.py
  • Test initialize
  • Test start watching
  • Test stop watching
  • Test process changes
  • Test change callbacks
  • Test channel renewal
• test_webhook_handler.py
  • Test sync message handling
  • Test change notification
  • Test invalid headers
  • Test duplicate handling

6.1.4 Search Tests

• test_search_service.py
  • Test full-text search
  • Test metadata filters
  • Test pagination
  • Test empty results

6.2 Integration Tests

6.2.1 Google Drive API Integration

• test_drive_api_integration.py
  • Test real file upload (test account)
  • Test real file download (test account)
  • Test real folder creation (test account)
  • Test real permission grant (test account)
  • Test real search (test account)
  • Test real change tracking (test account)

6.2.2 Database Integration

• test_database_integration.py
  • Test file cache persistence
  • Test folder cache persistence
  • Test permission persistence
  • Test sync state persistence
  • Test change log persistence

6.2.3 OAuth Integration

• test_oauth_integration.py
  • Test token exchange
  • Test token refresh
  • Test token expiration handling
  • Test invalid token handling

6.3 End-to-End Tests

6.3.1 Upload Flow E2E

• test_upload_flow_e2e.py
  • User uploads file via API
  • File appears in Google Drive
  • Metadata synced to database
  • Share link generated
  • File downloadable

6.3.2 Project Folder E2E

• test_project_folder_e2e.py
  • Create new project
  • Folder structure auto-created
  • Upload to project folder
  • List project files
  • Search within project
  • Archive file

6.3.3 Sharing Flow E2E

• test_sharing_flow_e2e.py
  • Upload file
  • Share with team members
  • Verify permissions in Drive
  • Create public link
  • Revoke access
  • Verify access removed

6.3.4 Sync Flow E2E

• test_sync_flow_e2e.py
  • Start watching for changes
  • Upload file externally (via Drive UI)
  • Webhook received
  • Local cache updated
  • Callback triggered

6.3.5 Meeting Recording E2E

• test_recording_upload_e2e.py
  • Meeting ends
  • Recording uploaded to project folder
  • Shared with participants
  • Linked to meeting in database
  • Accessible via CODITECT

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Phase 7: Documentation

7.1 Technical Documentation

• Complete SDD
• Complete TDD
• Complete ADRs
• API reference (OpenAPI)
• Integration guide

7.2 User Documentation

• Getting started guide
• File management guide
• Sharing guide
• Troubleshooting guide

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Phase 8: Deployment

8.1 Environment Configuration

• Production OAuth credentials
• Webhook endpoint configured
• Secrets in Secret Manager

8.2 Monitoring

• API request metrics
• Upload/download latency
• Sync latency
• Error rates
• Quota usage

8.3 Go-Live Checklist

• All tests passing
• OAuth flow verified
• Webhook endpoint responsive
• Folder structure verified
• Rate limits configured
• Rollback plan ready

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Summary

Category	Total Tasks	Completed
Phase 0: Setup	15	0
Phase 1: Foundation	20	0
Phase 2: File Operations	25	0
Phase 3: Sharing	12	0
Phase 4: Search & Sync	16	0
Phase 5: CODITECT Integration	10	0
Phase 6: Testing	70	0
Phase 7: Documentation	9	3
Phase 8: Deployment	11	0
Total	188	3

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Document Control:

• Created: December 17, 2025
• Owner: CODITECT Engineering Team