metabuilder/docs/packages/EXPORT_IMPORT_INDEX.md

Database Export/Import Implementation Index

Complete Implementation Specification for Phase 3 Admin Features Created: 2026-01-21 Status: Ready for Development

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📚 Documentation Files

1. EXPORT_IMPORT_IMPLEMENTATION_SPEC.md - Primary Document (55 KB)

The comprehensive specification with complete code implementations:

Contents:

• Type definitions (12 sections)
• Utility functions (12 sections with 20+ functions)
• Export hook implementation
• Export handler implementation
• Import hook implementation
• Import handler implementation
• Results hook implementation
• File upload handler
• Error handling utilities
• Integration examples (3 complete working components)
• API endpoint contracts
• Best practices & patterns

Use this when: Implementing individual functions or need complete reference

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2. EXPORT_IMPORT_QUICK_START.md - Start Here (14 KB)

Developer quick start guide:

Contents:

• Files to create (ordered by dependency)
• Implementation phases (4 phases, ~4-6 hours)
• Copy-paste code snippets
• Testing checklist (35+ items)
• Common issues & solutions
• Performance tips
• Integration guidelines

Use this when: First starting implementation or need quick reference

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3. EXPORT_IMPORT_PATTERNS.md - Code Examples (32 KB)

10 detailed implementation patterns with working code:

Patterns:

1. Complete export workflow
2. Complete import workflow
3. Error handling with retry
4. File validation
5. Progress tracking with cancellation
6. Batch import with chunking
7. Dry-run workflow
8. Error report generation
9. Export format selection
10. Scheduled exports

Plus 5 common pitfalls with solutions

Use this when: Need specific implementation pattern or example

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4. EXPORT_IMPORT_SUMMARY.md - Overview (9.9 KB)

High-level summary and quick reference:

Contents:

• Document overview
• Files to create (with descriptions)
• Key features implemented
• Integration points
• Testing coverage
• Time estimates
• Quality metrics

Use this when: Need quick overview or status check

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5. EXPORT_IMPORT_INDEX.md - This File

Navigation and file index.

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🎯 Quick Navigation

By Use Case

"I need to start implementing now" → Start with EXPORT_IMPORT_QUICK_START.md

• Follow the implementation order
• Use the copy-paste code snippets
• Check the testing checklist

"I need the complete specification" → Read EXPORT_IMPORT_IMPLEMENTATION_SPEC.md

• Full type definitions
• All function implementations
• Integration examples
• API contracts

"I need a specific pattern" → Check EXPORT_IMPORT_PATTERNS.md

• 10 complete code examples
• Common pitfalls and solutions
• Real-world patterns

"I need an overview" → See EXPORT_IMPORT_SUMMARY.md

• Feature checklist
• Time estimates
• Quality metrics

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📋 Files to Create

All files are frontends/nextjs/src/:

lib/admin/
├── export-import-types.ts              (Type definitions)
├── import-export-utils.ts              (Utility functions)
├── export-import-errors.ts             (Error handling)
├── export-handler.ts                   (Export logic)
├── import-handler.ts                   (Import logic)
└── file-upload-handler.ts              (File upload)

hooks/
├── useDatabaseExport.ts                (Export hook)
├── useDatabaseImport.ts                (Import hook)
└── useImportResults.ts                 (Results hook)

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⏱️ Implementation Timeline

Phase 1: Foundation (30 minutes)

• Create export-import-types.ts
• Create import-export-utils.ts
• Create export-import-errors.ts

Phase 2: Export (90 minutes)

• Create export-handler.ts
• Create useDatabaseExport.ts
• Test with existing API endpoint

Phase 3: Import (90 minutes)

• Create import-handler.ts
• Create file-upload-handler.ts
• Create useDatabaseImport.ts
• Create useImportResults.ts

Phase 4: Integration (60 minutes)

• Add re-exports to hooks/index.ts
• Update database admin page
• Run complete testing checklist
• Handle any issues

Total Time: 4-6 hours

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✅ Feature Checklist

Export Features

• JSON format support
• YAML format support
• SQL format support
• Select specific entities
• Export all entities
• Real-time progress tracking
• Cancel ongoing exports
• Automatic file download
• Retry logic (3 attempts)
• User-friendly error messages
• Standardized file naming

Import Features

• Drag-and-drop file upload
• Click-to-browse file selection
• Format auto-detection
• File size validation (100MB max)
• File structure validation
• Append mode
• Upsert mode
• Replace mode
• Dry-run mode (preview)
• Real-time progress
• Results display
• Error report generation
• CSV error export
• Retry logic

Quality Features

• 100% TypeScript
• Full type safety
• Comprehensive error handling
• Memory efficient
• Stream large files
• Chunk large imports
• Cancellation support
• Accessible UI patterns
• Well documented

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🔗 Related Documentation

From main codebase:

• CLAUDE.md - Project setup and guidelines
• AGENTS.md - AI agent guidelines
• ARCHITECTURE.md - System architecture

From this implementation:

• All 4 EXPORT_IMPORT_*.md files in project root

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🚀 Next Steps

1. Read EXPORT_IMPORT_QUICK_START.md for overview
2. Reference EXPORT_IMPORT_IMPLEMENTATION_SPEC.md for details
3. Implement files in order from quick start
4. Check EXPORT_IMPORT_PATTERNS.md for specific examples
5. Test using provided checklist
6. Deploy with confidence!

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💡 Tips

• Start with Phase 1 (foundation) - these are dependencies
• Copy code from EXPORT_IMPORT_IMPLEMENTATION_SPEC.md directly
• Reference EXPORT_IMPORT_PATTERNS.md for real examples
• Use EXPORT_IMPORT_QUICK_START.md testing checklist
• Check common issues section if stuck

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📊 Statistics

Metric	Value
Total Documentation	~111 KB
Code Examples	40+
Patterns	10 complete
Type Interfaces	9+
Utility Functions	20+
Error Types	20+
Test Cases	95+
Implementation Time	4-6 hours

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✨ Highlights

Complete: All code you need is included Type-Safe: 100% TypeScript, no any types Production-Ready: Error handling, retry logic, performance Well-Documented: 2,000+ lines of spec + examples Following Patterns: MetaBuilder conventions throughout Tested: 95+ test cases included

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Status: ✅ Complete and Ready for Implementation

Start with EXPORT_IMPORT_QUICK_START.md