add location info

Author: MateoLostanlen

app/callbacks/display_callbacks.py

@@ -14,7 +14,7 @@
 import logging_config
 import pandas as pd
 from botocore.exceptions import ClientError  # type: ignore
-from dash import Input, Output, State, ctx
+from dash import Input, Output, State, ctx, html
 from dash.dependencies import ALL
 from dash.exceptions import PreventUpdate
 from dateutil.relativedelta import relativedelta  # type: ignore
@@ -27,6 +27,7 @@
     build_vision_polygon,
     create_sequence_list,
     filter_bboxes_dict,
+    get_location_info,
     prepare_archive,
 )
 
@@ -568,6 +569,64 @@ def update_fire_markers(smoke_location_str, api_sequences):
     return [pos, 1, coords_str, pos, 1, coords_str]
 
 
+@app.callback(
+    Output("alert-location-parcel-info", "children"),
+    Output("alert-location-parcel-info", "style"),
+    Input("fire-location-marker", "opacity"),
+    State("smoke-location-copy-content", "children"),
+    State("language", "data"),
+)
+def update_location_and_parcel_info(opacity, smoke_location, lang):
+    if opacity != 1 or not smoke_location:
+        return dash.no_update, {"display": "none"}  # hide but don't change content
+
+    try:
+        lat, lon = map(float, smoke_location.split(","))
+    except Exception:
+        return [], {"display": "none"}  # Invalid format, clear everything
+
+    result = get_location_info(lat, lon)
+    city = result.get("city")
+    parcel = result.get("parcel")
+
+    children = []
+
+    if city:
+        children.append(
+            html.Div(
+                [
+                    html.Span(
+                        f"{translate('localisation', lang)} : ", style={"fontWeight": "bold", "marginRight": "4px"}
+                    ),
+                    html.Span(city),
+                ],
+                style={"margin": "0", "padding": "0", "lineHeight": "1.2"},
+            )
+        )
+
+    if parcel:
+        label = parcel.get("llib_frt", "")
+        code = parcel.get("ccod_cact", "")
+        if label or code:
+            parcel_label = f"{label} (ID: {code})" if code else label
+            children.append(
+                html.Div(
+                    [
+                        html.Span(
+                            f"{translate('onf_parcel', lang)} : ", style={"fontWeight": "bold", "marginRight": "4px"}
+                        ),
+                        html.Span(parcel_label),
+                    ],
+                    style={"margin": "0", "padding": "0", "lineHeight": "1.2"},
+                )
+            )
+
+    if not children:
+        return [], {"display": "none"}
+
+    return children, {"display": "block", "marginTop": "8px", "padding": "6px 0"}
+
+
 @app.callback(
     [Output("confirmation-modal", "style"), Output("to_acknowledge", "data")],
     [

app/pages/homepage.py

@@ -409,7 +409,7 @@ def homepage_layout(user_token, api_cameras, lang="fr", descending_order=True):
                                                         children=[
                                                             html.Span(
                                                                 id="smoke-location-copy-content",
-                                                                children="48.5595, 2.5468",  # Or dynamically updated
+                                                                children="",
                                                                 style={"marginRight": "6px", "whiteSpace": "nowrap"},
                                                             ),
                                                             dcc.Clipboard(
@@ -427,6 +427,15 @@ def homepage_layout(user_token, api_cameras, lang="fr", descending_order=True):
                                                     ),
                                                 ],
                                             ),
+                                            html.Div(
+                                                id="alert-location-parcel-info",
+                                                style={
+                                                    "display": "block",
+                                                    "margin": "0",
+                                                    "padding": "0",
+                                                    "lineHeight": "1",
+                                                },
+                                            ),
                                         ],
                                     ),
                                 ],

app/translations.py

@@ -49,6 +49,8 @@
         "unmatch-sequence": "Dissocier la séquence",
         "detections_to_fetch": "Afficher :",
         "fetch_order": "Afficher les plus récentes",
+        "localisation": "Localisation",
+        "onf_parcel": "Parcelle ONF",
         # live stream
         "move_speed": "Vitesse de déplacement",
         "zoom_level": "Niveau de zoom",
@@ -125,6 +127,8 @@
         "fetch_order": "Orden de recuperación",
         "detections_to_fetch": "Mostrar:",
         "fetch_order": "Mostrar las más recientes",
+        "localisation": "Localización",
+        "onf_parcel": "Parcela ONF",
         # live stream
         "move_speed": "Velocidad de movimiento",
         "zoom_level": "Nivel de zoom",
@@ -218,6 +222,8 @@
         "live_stream_warning": "⚠️ Verification in progress: detection inactive!",
         "loading_modal_title": "Stream is loading...",
         "loading_modal_body": "Please wait.",
+        "localisation": "Location",
+        "onf_parcel": "ONF Parcel",
         # login
         "username_placeholder": "USERNAME",
         "password_placeholder": "PASSWORD",

app/utils/display.py

@@ -413,3 +413,41 @@ def prepare_archive(sequence_data, api_sequences, folder_name, camera_value):
 
     # Create zip
     shutil.make_archive(os.path.join("zips", folder_name), "zip", base_dir)
+
+
+def get_location_info(lat, lon):
+    # Step 1: Reverse geocode using Nominatim
+    nominatim_url = "https://nominatim.openstreetmap.org/reverse"
+    params = {"lat": lat, "lon": lon, "format": "json", "addressdetails": 1}
+    headers = {"User-Agent": "YourAppName/1.0"}
+    response = requests.get(nominatim_url, params=params, headers=headers)
+    response.raise_for_status()
+    data = response.json()
+
+    address = data.get("address", {})
+    city = address.get("city") or address.get("town") or address.get("village") or None
+    country = address.get("country")
+    country_code = address.get("country_code")
+
+    result = {"city": city, "country": country, "country_code": country_code, "parcel": None}
+
+    # Step 2: If in France, check for forest parcel
+    if country_code == "fr":
+        parcel_url = "https://services1.arcgis.com/Y4HgaQpzkE7kenlE/arcgis/rest/services/Parcelles_foresti%C3%A8res_publiques_de_France_m%C3%A9tropolitaine/FeatureServer/11/query"
+        parcel_params = {
+            "geometry": f"{lon},{lat}",
+            "geometryType": "esriGeometryPoint",
+            "inSR": 4326,
+            "spatialRel": "esriSpatialRelIntersects",
+            "outFields": "*",
+            "returnGeometry": "false",
+            "f": "json",
+        }
+        parcel_response = requests.get(parcel_url, params=parcel_params)
+        parcel_response.raise_for_status()
+        parcel_data = parcel_response.json()
+
+        if parcel_data.get("features"):
+            result["parcel"] = parcel_data["features"][0]["attributes"]
+
+    return result