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import hashlib
import mimetypes
from fastapi import APIRouter, HTTPException, Depends
from sqlalchemy.orm import Session
from sqlalchemy import text
from ..database import SessionLocal
from ..models import Images, image_countries
from ..images import CreateImageFromUrlIn, CreateImageFromUrlOut
from .. import storage
from ..storage import upload_bytes, get_object_url
from ..config import settings
from ..services.image_preprocessor import ImagePreprocessor
router = APIRouter()
def get_db():
db = SessionLocal()
try:
yield db
finally:
db.close()
@router.post("/from-url", response_model=CreateImageFromUrlOut)
async def create_image_from_url(payload: CreateImageFromUrlIn, db: Session = Depends(get_db)):
try:
print(f"DEBUG: Creating contribution from URL: {payload.url}")
print(f"DEBUG: Payload: {payload}")
# Check database connectivity
try:
db.execute(text("SELECT 1"))
print("✓ Database connection OK")
except Exception as db_error:
print(f"✗ Database connection failed: {db_error}")
raise HTTPException(status_code=500, detail=f"Database connection failed: {db_error}")
# Check if required tables exist
try:
db.execute(text("SELECT 1 FROM sources LIMIT 1"))
db.execute(text("SELECT 1 FROM event_types LIMIT 1"))
db.execute(text("SELECT 1 FROM spatial_references LIMIT 1"))
db.execute(text("SELECT 1 FROM image_types LIMIT 1"))
print("✓ Required tables exist")
except Exception as table_error:
print(f"✗ Required tables missing: {table_error}")
raise HTTPException(status_code=500, detail=f"Required tables missing: {table_error}")
if '/api/images/' in payload.url and '/file' in payload.url:
url_parts = payload.url.split('/api/images/')
if len(url_parts) > 1:
image_id = url_parts[1].split('/file')[0]
else:
raise HTTPException(status_code=400, detail="Invalid image URL format")
else:
raise HTTPException(status_code=400, detail="Invalid image URL format")
print(f"DEBUG: Extracted image_id: {image_id}")
existing_image = db.query(Images).filter(Images.image_id == image_id).first()
if not existing_image:
raise HTTPException(status_code=404, detail="Source image not found")
print(f"DEBUG: Found existing image: {existing_image.image_id}")
try:
if hasattr(storage, 's3') and settings.STORAGE_PROVIDER != "local":
print(f"DEBUG: Using S3 storage, bucket: {settings.S3_BUCKET}")
response = storage.s3.get_object(
Bucket=settings.S3_BUCKET,
Key=existing_image.file_key,
)
data = response["Body"].read()
else:
print(f"DEBUG: Using local storage: {settings.STORAGE_DIR}")
import os
file_path = os.path.join(settings.STORAGE_DIR, existing_image.file_key)
with open(file_path, 'rb') as f:
data = f.read()
content_type = "image/jpeg"
print(f"DEBUG: Image data size: {len(data)} bytes")
except Exception as e:
print(f"ERROR: Failed to fetch image from storage: {e}")
raise HTTPException(status_code=400, detail=f"Failed to fetch image from storage: {e}")
if len(data) > 25 * 1024 * 1024:
raise HTTPException(status_code=413, detail="Image too large")
# Preprocess image if needed
try:
processed_data, processed_filename, mime_type = ImagePreprocessor.preprocess_image(
data,
f"contributed.jpg", # Default filename
target_format='PNG', # Default to PNG for better quality
quality=95
)
# Log preprocessing info
print(f"DEBUG: Image preprocessed: {mime_type} -> {processed_filename}")
except Exception as e:
print(f"DEBUG: Image preprocessing failed: {str(e)}")
# Fall back to original content if preprocessing fails
processed_data = data
processed_filename = f"contributed.jpg"
mime_type = 'image/jpeg' # Default fallback
ext = mimetypes.guess_extension(mime_type) or ".png"
key = upload_bytes(processed_data, filename=processed_filename, content_type=mime_type)
image_url = get_object_url(key, expires_in=86400)
print(f"DEBUG: Uploaded to key: {key}")
print(f"DEBUG: Generated URL: {image_url}")
sha = hashlib.sha256(processed_data).hexdigest()
print(f"DEBUG: Generated SHA256: {sha}")
# Set prompt and schema based on image type
prompt_code = "DEFAULT_CRISIS_MAP"
schema_id = "default_caption@1.0.0"
if payload.image_type == "drone_image":
prompt_code = "DEFAULT_DRONE_IMAGE"
schema_id = "drone_caption@1.0.0"
if payload.image_type == "drone_image":
source = payload.source
event_type = payload.event_type if payload.event_type else "OTHER"
epsg = payload.epsg if payload.epsg else "OTHER"
else:
source = payload.source if payload.source else "OTHER"
event_type = payload.event_type if payload.event_type else "OTHER"
epsg = payload.epsg if payload.epsg else "OTHER"
if payload.image_type != "drone_image":
payload.center_lon = None
payload.center_lat = None
payload.amsl_m = None
payload.agl_m = None
payload.heading_deg = None
payload.yaw_deg = None
payload.pitch_deg = None
payload.roll_deg = None
payload.rtk_fix = None
payload.std_h_m = None
payload.std_v_m = None
img = Images(
file_key=key,
sha256=sha,
source=source,
event_type=event_type,
epsg=epsg,
image_type=payload.image_type,
center_lon=payload.center_lon,
center_lat=payload.center_lat,
amsl_m=payload.amsl_m,
agl_m=payload.agl_m,
heading_deg=payload.heading_deg,
yaw_deg=payload.yaw_deg,
pitch_deg=payload.pitch_deg,
roll_deg=payload.roll_deg,
rtk_fix=payload.rtk_fix,
std_h_m=payload.std_h_m,
std_v_m=payload.std_v_m
)
print(f"DEBUG: Created Images object: {img}")
db.add(img)
db.flush()
print(f"DEBUG: Flushed to database, image_id: {img.image_id}")
for c in payload.countries:
print(f"DEBUG: Adding country: {c}")
db.execute(image_countries.insert().values(image_id=img.image_id, c_code=c))
print(f"DEBUG: About to commit transaction")
db.commit()
print(f"DEBUG: Transaction committed successfully")
result = CreateImageFromUrlOut(image_id=str(img.image_id), image_url=image_url)
print(f"DEBUG: Returning result: {result}")
return result
except Exception as e:
print(f"ERROR: Exception in create_image_from_url: {e}")
print(f"ERROR: Exception type: {type(e)}")
import traceback
traceback.print_exc()
db.rollback()
raise HTTPException(status_code=500, detail=f"Failed to create image: {str(e)}")
@router.get("/debug/db-status")
async def debug_database_status(db: Session = Depends(get_db)):
"""Debug endpoint to check database status"""
try:
status = {}
# Check basic connectivity
try:
db.execute(text("SELECT 1"))
status["database_connection"] = "OK"
except Exception as e:
status["database_connection"] = f"FAILED: {e}"
return status
# Check required tables
tables_to_check = [
"sources", "event_types", "spatial_references", "image_types",
"prompts", "models", "json_schemas", "images", "image_countries",
"captions", "images_captions"
]
for table in tables_to_check:
try:
result = db.execute(text(f"SELECT COUNT(*) FROM {table}"))
count = result.scalar()
status[f"table_{table}"] = f"EXISTS ({count} rows)"
except Exception as e:
status[f"table_{table}"] = f"MISSING: {e}"
# Check foreign key constraints
try:
# Check if we can create a simple Images object
from ..models import Images
test_img = Images(
file_key="test",
sha256="test",
source="OTHER",
event_type="OTHER",
epsg="OTHER",
image_type="crisis_map"
)
status["model_creation"] = "OK"
except Exception as e:
status["model_creation"] = f"FAILED: {e}"
return status
except Exception as e:
return {"error": str(e)}
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