turash/docs/concept/23_example_query_in_cypher_neo4j.md
Damir Mukimov 000eab4740
Major repository reorganization and missing backend endpoints implementation
Repository Structure:
- Move files from cluttered root directory into organized structure
- Create archive/ for archived data and scraper results
- Create bugulma/ for the complete application (frontend + backend)
- Create data/ for sample datasets and reference materials
- Create docs/ for comprehensive documentation structure
- Create scripts/ for utility scripts and API tools

Backend Implementation:
- Implement 3 missing backend endpoints identified in gap analysis:
  * GET /api/v1/organizations/{id}/matching/direct - Direct symbiosis matches
  * GET /api/v1/users/me/organizations - User organizations
  * POST /api/v1/proposals/{id}/status - Update proposal status
- Add complete proposal domain model, repository, and service layers
- Create database migration for proposals table
- Fix CLI server command registration issue

API Documentation:
- Add comprehensive proposals.md API documentation
- Update README.md with Users and Proposals API sections
- Document all request/response formats, error codes, and business rules

Code Quality:
- Follow existing Go backend architecture patterns
- Add proper error handling and validation
- Match frontend expected response schemas
- Maintain clean separation of concerns (handler -> service -> repository)
2025-11-25 06:01:16 +01:00

836 B

21. Example Query in Cypher (Neo4j)

MATCH (a:ResourceFlow {type:'heat', direction:'output'})-[:LOCATED_AT]->(srcSite:Site),
      (b:ResourceFlow {type:'heat', direction:'input'})-[:LOCATED_AT]->(dstSite:Site),
      (srcSite)<-[:OPERATES_AT]-(srcBiz:Business),
      (dstSite)<-[:OPERATES_AT]-(dstBiz:Business)
WHERE distance(srcSite.location, dstSite.location) < 5000
  AND abs(a.quality.temperature_celsius - b.quality.temperature_celsius) < 10
  AND overlap(a.time_profile.availability, b.time_profile.availability) > 0.6
WITH srcBiz, dstBiz, srcSite, dstSite, a, b,
     (b.economic_data.cost_in - a.economic_data.cost_out - 0.0005*distance(srcSite.location, dstSite.location)) AS savings
WHERE savings > 0
RETURN srcBiz.name, dstBiz.name, srcSite.name, dstSite.name, savings
ORDER BY savings DESC LIMIT 20;