# 04 — API and Web Routes

## API Endpoints

### Setup

| Method | Endpoint | Purpose |
|--------|----------|---------|
| GET | `/setup` | Initial setup page |
| POST | `/setup` | Save connection settings |
| POST | `/setup/test` | Test MariaDB connection |
| GET | `/setup/status` | Setup status |

### Components

| Method | Endpoint | Purpose |
|--------|----------|---------|
| GET | `/api/components` | List components (metadata only) |
| GET | `/api/components/:lot_name` | Component by lot_name |
| GET | `/api/categories` | List categories |

### Quote

| Method | Endpoint | Purpose |
|--------|----------|---------|
| POST | `/api/quote/validate` | Validate line items |
| POST | `/api/quote/calculate` | Calculate quote (prices from pricelist) |
| POST | `/api/quote/price-levels` | Prices by level (estimate/warehouse/competitor) |

### Pricelists (read-only)

| Method | Endpoint | Purpose |
|--------|----------|---------|
| GET | `/api/pricelists` | List pricelists |
| GET | `/api/pricelists/latest` | Latest pricelist by source |
| GET | `/api/pricelists/:id` | Pricelist by ID |
| GET | `/api/pricelists/:id/items` | Pricelist line items |
| GET | `/api/pricelists/:id/lots` | Lot names in pricelist |

### Configurations

| Method | Endpoint | Purpose |
|--------|----------|---------|
| GET | `/api/configs` | List configurations |
| POST | `/api/configs` | Create configuration |
| GET | `/api/configs/:uuid` | Get configuration |
| PUT | `/api/configs/:uuid` | Update configuration |
| DELETE | `/api/configs/:uuid` | Archive configuration |
| POST | `/api/configs/:uuid/refresh` | Refresh prices from pricelist |
| POST | `/api/configs/:uuid/clone` | Clone configuration |
| POST | `/api/configs/:uuid/reactivate` | Restore archived configuration |
| POST | `/api/configs/:uuid/rename` | Rename configuration |
| POST | `/api/configs/preview-article` | Preview generated article for a configuration |
| POST | `/api/configs/:uuid/rollback` | Roll back to a version |
| GET | `/api/configs/:uuid/versions` | List versions |
| GET | `/api/configs/:uuid/versions/:version` | Get specific version |

### Projects

| Method | Endpoint | Purpose |
|--------|----------|---------|
| GET | `/api/projects` | List projects |
| POST | `/api/projects` | Create project |
| GET | `/api/projects/:uuid` | Get project |
| PUT | `/api/projects/:uuid` | Update project |
| DELETE | `/api/projects/:uuid` | Archive project variant (soft-delete via `is_active=false`; fails if project has no `variant` set — main projects cannot be deleted this way) |
| GET | `/api/projects/:uuid/configs` | Project configurations |

### Sync

| Method | Endpoint | Purpose | Flow |
|--------|----------|---------|------|
| GET | `/api/sync/status` | Overall sync status | read-only |
| GET | `/api/sync/readiness` | Preflight status (ready/blocked/unknown) | read-only |
| GET | `/api/sync/info` | Data for sync modal | read-only |
| GET | `/api/sync/users-status` | Users status | read-only |
| GET | `/api/sync/pending` | List pending changes | read-only |
| GET | `/api/sync/pending/count` | Count of pending changes | read-only |
| POST | `/api/sync/push` | Push pending → MariaDB | SQLite → MariaDB |
| POST | `/api/sync/components` | Pull components | MariaDB → SQLite |
| POST | `/api/sync/pricelists` | Pull pricelists | MariaDB → SQLite |
| POST | `/api/sync/all` | Full sync: push + pull + import | bidirectional |
| POST | `/api/sync/repair` | Repair broken entries in pending_changes | SQLite |

**If sync is blocked by the readiness guard:** all POST sync methods return `423 Locked` with `reason_code` and `reason_text`.

### Export

| Method | Endpoint | Purpose |
|--------|----------|---------|
| POST | `/api/export/csv` | Export configuration to CSV |

**Export filename format:** `YYYY-MM-DD (ProjectCode) ConfigName Article.csv`
(uses `project.Code`, not `project.Name`)

---

## Web Routes

| Route | Page |
|-------|------|
| `/configs` | Configuration list |
| `/configurator` | Configurator |
| `/configs/:uuid/revisions` | Configuration revision history |
| `/projects` | Project list |
| `/projects/:uuid` | Project details |
| `/pricelists` | Pricelist list |
| `/pricelists/:id` | Pricelist details |
| `/setup` | Connection settings |

---

## Rollback API (details)

```bash
POST /api/configs/:uuid/rollback
Content-Type: application/json

{
  "target_version": 3,
  "note": "optional comment"
}
```

Response: updated configuration with the new version.