Update app.py

app.py

@@ -74,6 +74,37 @@ def load_geojson(path: str) -> dict:
         return json.load(f)
 
 
+def patch_geojson_iso_codes(countries_geojson: dict) -> dict:
+    """
+    Some GeoJSON files have ISO codes as '-99'. Patch them using the 'name' field.
+    Updates:
+      properties['ISO3166-1-Alpha-2']
+      properties['ISO3166-1-Alpha-3']
+    """
+    fixed = 0
+    for feat in countries_geojson.get("features", []):
+        props = feat.get("properties", {}) or {}
+        iso3 = str(props.get("ISO3166-1-Alpha-3", "") or "").strip()
+        iso2 = str(props.get("ISO3166-1-Alpha-2", "") or "").strip()
+        name = str(props.get("name", "") or "").strip()
+
+        needs_fix = (iso3 == "-99" or iso2 == "-99" or not iso3 or not iso2)
+        if not needs_fix or not name:
+            continue
+
+        try:
+            rec = pycountry.countries.search_fuzzy(name)[0]
+            props["ISO3166-1-Alpha-3"] = rec.alpha_3
+            props["ISO3166-1-Alpha-2"] = rec.alpha_2
+            fixed += 1
+        except Exception:
+            # leave as-is if we can't resolve
+            pass
+
+    print(f"DEBUG patched GeoJSON features: {fixed}")
+    return countries_geojson
+
+
 # =========================
 # Main report builder
 # =========================
@@ -83,15 +114,7 @@ def build_report():
         # We'll still build a figure (it may appear blank/limited).
         pass
 
-    countries_geojson = load_geojson(GEOJSON_PATH)
-    # DEBUG: find which property contains 'FRA'
-    sample_props = countries_geojson["features"][0]["properties"]
-    print("DEBUG geojson property keys:", list(sample_props.keys())[:50])
-
-    # Try a few common keys and see which one yields a match for FRA
-    for key in ["ISO3166-1-Alpha-3", "ISO_A3", "ADM0_A3", "name", "NAME", "ADMIN"]:
-        hits = [f for f in countries_geojson["features"] if f["properties"].get(key) == "FRA"]
-        print(f"DEBUG key={key}: matches={len(hits)}")
+    countries_geojson = patch_geojson_iso_codes(load_geojson(GEOJSON_PATH))
 
     # Counters for clean reconciliation
     scanned = 0