satupeta-main/app/services/count_service.py
2026-02-23 12:20:42 +07:00

120 lines
4.4 KiB
Python
Executable File

import httpx
from fastapi_async_sqlalchemy import db
from sqlalchemy import and_, func, select
from datetime import datetime
from app.models import MapsetModel, OrganizationModel
from app.core.config import settings
class CountService:
GEONETWORK_API_URL = settings.GEONETWORK_API_URL
async def _get_metadata_count(self) -> int:
"""
Fetch metadata count from GeoNetwork API.
Returns the total count from hits.total.value
"""
try:
timeout = httpx.Timeout(30.0)
request_body = {
"size": 0,
"track_total_hits": True,
"query": {
"bool": {
"must": {
"query_string": {
"query": "+isTemplate:n"
}
}
}
},
"aggs": {
"resourceType": {
"terms": {
"field": "resourceType",
"size": 10
}
}
}
}
async with httpx.AsyncClient(timeout=timeout) as client:
response = await client.post(
self.GEONETWORK_API_URL,
json=request_body,
headers={
"Content-Type": "application/json",
"Accept": "application/json",
},
)
response.raise_for_status()
data = response.json()
return data.get("hits", {}).get("total", {}).get("value", 0)
except Exception:
# Return 0 if API call fails
return 0
async def get_counts(self) -> dict:
"""
Return total counts for mapsets, organizations, and metadata from database and external API.
Visitor count is set to 0 for now.
"""
# Count mapsets with filters: is_deleted=False, is_active=True, status_validation='approved'
mapset_query = select(func.count()).select_from(MapsetModel).where(
and_(
MapsetModel.is_deleted.is_(False),
MapsetModel.is_active.is_(True),
MapsetModel.status_validation == "approved",
)
)
# Sum download_count from mapsets with the same filters
download_count_query = select(func.sum(MapsetModel.download_count)).select_from(MapsetModel).where(
and_(
MapsetModel.is_deleted.is_(False),
MapsetModel.is_active.is_(True),
MapsetModel.status_validation == "approved",
)
)
# Sum view_count from mapsets with the same filters
visitor_count_query = select(func.sum(MapsetModel.view_count)).select_from(MapsetModel).where(
and_(
MapsetModel.is_deleted.is_(False),
MapsetModel.is_active.is_(True),
MapsetModel.status_validation == "approved",
)
)
# Count organizations that have mapsets
# Only count organizations that have at least one mapset with the specified filters
organization_query = (
select(func.count(func.distinct(OrganizationModel.id)))
.select_from(OrganizationModel)
.join(MapsetModel, OrganizationModel.id == MapsetModel.producer_id)
.where(
and_(
OrganizationModel.is_deleted.is_(False),
OrganizationModel.is_active.is_(True),
MapsetModel.is_deleted.is_(False),
MapsetModel.is_active.is_(True),
MapsetModel.status_validation == "approved",
)
)
)
mapset_count = await db.session.scalar(mapset_query) or 0
download_count = await db.session.scalar(download_count_query) or 0
organization_count = await db.session.scalar(organization_query) or 0
metadata_count = await self._get_metadata_count()
visitor_count = await db.session.scalar(visitor_count_query) or 0
return {
"mapset_count": int(mapset_count),
"organization_count": int(organization_count),
"visitor_count": visitor_count,
"metadata_count": int(metadata_count),
"download_count": int(download_count),
}