From c742e0b84d1389fa0639894b0e8ab8086f45543f Mon Sep 17 00:00:00 2001
From: pollutri <pollutri@afasystems.it>
Date: Tue, 17 Feb 2026 17:07:19 +0100
Subject: [PATCH] api metadati v1

---
 .env                |  1 +
 app.py              | 58 +++++++++++++++++++++++++++++++++++++++++++++
 config_env.py       |  5 ++++
 schemas/reslevis.py | 11 +++++++++
 4 files changed, 75 insertions(+)

diff --git a/.env b/.env
index 71f73f5..e613c33 100644
--- a/.env
+++ b/.env
@@ -16,3 +16,4 @@ KEYCLOAK_TOKEN_URL=${KEYCLOAK_PROTOCOL_ENDPOINT}/token
 
 #BLE AI infer CSV
 BLE_AI_INFER_CSV=/data/service/ble-ai-localizer/data/infer/infer.csv
+BLE_AI_META_DIR=/data/service/ble-ai-localizer/data/infer
diff --git a/app.py b/app.py
index b68be9d..5420233 100644
--- a/app.py
+++ b/app.py
@@ -9,6 +9,7 @@ from typing import Any, Dict, List, Optional
 # import wave
 import os
 import shutil
+import re
 # import enviroment variables
 import config_env
 #other
@@ -41,6 +42,7 @@ from models.cellular_hardwares import cellularHardwares
 from models.call import call, post_call
 from models.calls import calls
 from models.httpresponse import httpResponse400, httpResponse200, httpResponse500
+from schemas.reslevis import CalibrationMetadata
 
 from fastapi_login import LoginManager
 
@@ -192,6 +194,23 @@ app.include_router(majornet_router)
 app.include_router(contacts_router)
 app.include_router(reslevis_router, prefix="/reslevis",  tags=["Reslevis"])
 
+META_FILE_PATTERN = re.compile(r"^meta_(-?\d+)\.json$")
+
+def _model_to_dict(model: Any) -> Dict[str, Any]:
+    if hasattr(model, "model_dump"):
+        return model.model_dump()
+    return model.dict()
+
+def _validate_metadata(payload: Dict[str, Any]) -> Dict[str, Any]:
+    if hasattr(CalibrationMetadata, "model_validate"):
+        return _model_to_dict(CalibrationMetadata.model_validate(payload))
+    return _model_to_dict(CalibrationMetadata.parse_obj(payload))
+
+def _read_ble_ai_metadata(path: str) -> Dict[str, Any]:
+    with open(path) as f:
+        payload = json.load(f)
+    return _validate_metadata(payload)
+
 
 @app.get("/")
 async def root():
@@ -239,6 +258,45 @@ async def get_ble_ai_infer(mac: Optional[List[str]] = Query(default=None)):
     return {"items": items, "count": len(items)}
 
 
+@app.get("/ble-ai/metadata", tags=["BLE-AI"], dependencies=[Depends(get_current_user)])
+async def get_ble_ai_metadata(floor: Optional[int] = Query(default=None)):
+    meta_dir = config_env.BLE_AI_META_DIR
+    if not os.path.isdir(meta_dir):
+        raise HTTPException(status_code=404, detail="Metadata directory not found")
+
+    if floor is not None:
+        file_path = os.path.join(meta_dir, f"meta_{floor}.json")
+        if not os.path.isfile(file_path):
+            raise HTTPException(status_code=404, detail="Metadata file not found")
+        try:
+            metadata = _read_ble_ai_metadata(file_path)
+        except Exception:
+            log.exception("Invalid metadata file: %s", file_path)
+            raise HTTPException(status_code=500, detail="Invalid metadata file")
+        return {"floor": floor, "metadata": metadata}
+
+    items = []
+    for file_name in os.listdir(meta_dir):
+        match = META_FILE_PATTERN.match(file_name)
+        if not match:
+            continue
+
+        file_floor = int(match.group(1))
+        file_path = os.path.join(meta_dir, file_name)
+        if not os.path.isfile(file_path):
+            continue
+
+        try:
+            metadata = _read_ble_ai_metadata(file_path)
+        except Exception:
+            log.exception("Invalid metadata file: %s", file_path)
+            raise HTTPException(status_code=500, detail="Invalid metadata file")
+        items.append({"floor": file_floor, "metadata": metadata})
+
+    items.sort(key=lambda item: item["floor"])
+    return {"items": items, "count": len(items)}
+
+
 @app.get("/openapi.json/", tags=["Documentation"])
 async def get_open_api_endpoint():
 #async def get_open_api_endpoint(current_user: User = Depends(get_current_active_user)):
diff --git a/config_env.py b/config_env.py
index 4f69128..673d9d2 100644
--- a/config_env.py
+++ b/config_env.py
@@ -27,3 +27,8 @@ BLE_AI_INFER_CSV = os.getenv(
     "/data/service/ble-ai-localizer/data/infer/infer.csv",
 )
 
+BLE_AI_META_DIR = os.getenv(
+    "BLE_AI_META_DIR",
+    "/data/service/ble-ai-localizer/data/infer",
+)
+
diff --git a/schemas/reslevis.py b/schemas/reslevis.py
index e4328d6..05da507 100644
--- a/schemas/reslevis.py
+++ b/schemas/reslevis.py
@@ -3,6 +3,7 @@ from typing import Optional
 from uuid import UUID
 from typing import Optional, Union
 from typing import List
+from typing import Tuple
 
 class BuildingItem(BaseModel):
     id: UUID
@@ -137,3 +138,13 @@ class ConfigItem(BaseModel):
     propery: List[str]
     offset: str
 
+class CalibrationMetadata(BaseModel):
+    pixel_ratio: float
+    calibrated: bool
+    origin: Tuple[int, int]
+    grid_size: int
+
+#??? Da verificate ???
+class DownloadFileImmage():
+    name : str
+    immage_path : str
\ No newline at end of file