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satellite-provider/_docs/02_document/diagrams/components.md
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Oleksandr Bezdieniezhnykh 6b373082c8 [AZ-315] Sync architecture docs after coupling refactor
Phase C of architecture coupling refactor (epic AZ-309). Closes the
last baseline finding (F5 — DataAccess incorrectly documented as
importing Common) and synchronizes the rest of _docs/02_document/
with the post-split project layout from AZ-312/313/314:

- module-layout.md: per-component sections for the three new csprojs
  with explicit ProjectReferences and the no-cross-sibling-reference
  invariant the split enforces.
- architecture.md: components and internal-communication tables
  updated to show calls flow through Common interfaces.
- architecture_compliance_baseline.md: F1..F5 marked Resolved with
  task IDs and commit refs; baseline summary now 0 findings.
- diagrams/components.md, components/03_tile_downloader/description.md,
  modules/{common_interfaces,services_tile_service,
  services_google_maps_downloader,tests_unit}.md updated for the
  split, RateLimitException relocation, and new ITileService methods.

Documentation-only batch — no code, no tests, no build changes.
Epic AZ-309 complete (6 tasks across 3 batches).

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-05-10 07:25:21 +03:00

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2.3 KiB
Markdown

# Component Relationship Diagram
```mermaid
graph TD
subgraph "External"
Client[HTTP Clients]
GoogleMaps[Google Maps API]
PG[(PostgreSQL)]
FS[File System]
end
subgraph "SatelliteProvider"
WebApi[WebApi<br/>Program.cs endpoints]
Route[RouteManagement<br/>RouteService + RouteProcessingService]
Region[RegionProcessing<br/>RegionService + Queue + Workers]
Tile[TileDownloader<br/>GoogleMapsDownloaderV2 + TileService]
DA[DataAccess<br/>Repositories + Migrations]
Common[Common<br/>DTOs + Interfaces + Configs + GeoUtils]
end
Client -->|HTTP| WebApi
WebApi --> Route
WebApi --> Region
WebApi --> Tile
Route --> Region
Route --> DA
Region --> Tile
Region --> DA
Tile --> DA
Tile -->|HTTPS| GoogleMaps
Tile --> FS
Region --> FS
Route --> FS
DA --> PG
WebApi --> DA
WebApi --> Common
Route --> Common
Region --> Common
Tile --> Common
```
## Component Summary
| # | Component | Project | Responsibility |
|---|-----------|---------|---------------|
| 1 | Common | SatelliteProvider.Common | Shared DTOs, interfaces, configs, GeoUtils, common exceptions |
| 2 | DataAccess | SatelliteProvider.DataAccess | Database entities, Dapper repositories, DbUp migrations |
| 3 | TileDownloader | SatelliteProvider.Services.TileDownloader | Google Maps tile acquisition (GoogleMapsDownloaderV2), tile orchestration with caching (TileService) |
| 4 | RegionProcessing | SatelliteProvider.Services.RegionProcessing | Region request lifecycle (RegionService), in-process queue (RegionRequestQueue), background worker (RegionProcessingService) |
| 5 | RouteManagement | SatelliteProvider.Services.RouteManagement | Route creation + point interpolation + geofencing (RouteService), background worker (RouteProcessingService) |
| — | WebApi | SatelliteProvider.Api | HTTP endpoints, DI configuration, startup |
**Note**: the arrows `Region --> Tile` and `Route --> Region` in the diagram represent **logical** dependencies via interfaces (`ITileService`, `IRegionService`, `IRegionRequestQueue`) defined in `SatelliteProvider.Common`. There are NO compile-time `ProjectReference` entries between the three Layer-3 component csprojs — see `module-layout.md` § Allowed Dependencies.