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fix(rag): transform SPARQL results to match frontend metadata format for map coordinates

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- Convert flat SPARQL results {lat, lon} to nested {metadata: {latitude, longitude}}
- Parse string coordinates to float values
- Add city/country/institution_type from template slots
- Enables ChatMapPanel to render map markers correctly
This commit is contained in:
kempersc 2026-01-09 15:49:18 +01:00
parent 14be18e7c4
commit ce66a294e5
1 changed files with 37 additions and 1 deletions
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38
backend/rag/main.py
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@ -3047,10 +3047,46 @@ async def dspy_query(request: DSPyQueryRequest) -> DSPyQueryResponse:
if response.status_code == 200:
data = response.json()
bindings = data.get("results", {}).get("bindings", [])
sparql_results = [
raw_results = [
{k: v.get("value") for k, v in binding.items()}
for binding in bindings
]
# Transform SPARQL results to match frontend expected format
# Frontend expects: {name, website, metadata: {latitude, longitude, city, ...}}
# SPARQL returns: {name, website, lat, lon, city, ...}
sparql_results = []
for row in raw_results:
# Parse lat/lon to float if present
lat = None
lon = None
if row.get("lat"):
try:
lat = float(row["lat"])
except (ValueError, TypeError):
pass
if row.get("lon"):
try:
lon = float(row["lon"])
except (ValueError, TypeError):
pass
transformed = {
"name": row.get("name"),
"website": row.get("website"),
"metadata": {
"latitude": lat,
"longitude": lon,
"city": row.get("city") or template_result.slots.get("city"),
"country": row.get("country") or template_result.slots.get("country"),
"region": row.get("region") or template_result.slots.get("region"),
"institution_type": row.get("type") or template_result.slots.get("institution_type"),
},
"scores": {"combined": 1.0}, # SPARQL results are exact matches
}
sparql_results.append(transformed)
logger.debug(f"[FACTUAL-QUERY] Transformed {len(sparql_results)} results, {sum(1 for r in sparql_results if r['metadata']['latitude'])} with coordinates")
else:
sparql_error = f"SPARQL returned {response.status_code}"
else: