File size: 17,771 Bytes
f201243 b8b7791 f201243 8158a5c f201243 505ff55 f201243 505ff55 f201243 8158a5c f201243 8158a5c f201243 addcf34 f201243 8158a5c f201243 8158a5c f201243 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 |
"""
Database Service for PsyAdGenesis
Handles MongoDB connection and CRUD operations
"""
from motor.motor_asyncio import AsyncIOMotorClient
from typing import Optional, Dict, Any, List
from datetime import datetime
from bson import ObjectId
import json
import sys
import os
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
from config import settings
class DatabaseService:
"""Async MongoDB database service for storing ad creatives."""
def __init__(self):
self.client: Optional[AsyncIOMotorClient] = None
self.db = None
self.collection = None
self.mongodb_url = settings.mongodb_url
self.db_name = settings.mongodb_db_name
@staticmethod
def _datetime_to_iso_utc(dt: datetime) -> str:
"""
Convert a datetime object to ISO format string with UTC timezone indicator.
Ensures the returned string always has 'Z' suffix to indicate UTC.
"""
iso_str = dt.isoformat()
# Add 'Z' suffix if not present to indicate UTC
if not iso_str.endswith('Z') and '+' not in iso_str and '-' not in iso_str[-6:]:
return iso_str + "Z"
return iso_str
def _serialize_document(self, doc: Dict[str, Any]) -> Dict[str, Any]:
"""
Serialize a MongoDB document for JSON response:
- Convert ObjectId to string 'id'
- Convert datetime objects to ISO strings with UTC indicator
"""
if not doc:
return doc
# Convert ObjectId to string
if "_id" in doc:
doc["id"] = str(doc["_id"])
del doc["_id"]
# Convert datetime fields to ISO strings with UTC indicator
datetime_fields = ["created_at", "updated_at"]
for field in datetime_fields:
if field in doc and isinstance(doc[field], datetime):
doc[field] = self._datetime_to_iso_utc(doc[field])
return doc
async def connect(self):
"""Create connection to MongoDB."""
if not self.mongodb_url:
print("Warning: MONGODB_URL not configured. Database features disabled.")
return False
try:
self.client = AsyncIOMotorClient(self.mongodb_url)
# Test connection
await self.client.admin.command('ping')
self.db = self.client[self.db_name]
self.collection = self.db["ad_creatives"]
# Create indexes for better query performance
await self.collection.create_index("niche")
await self.collection.create_index("created_at")
await self.collection.create_index([("niche", 1), ("created_at", -1)])
await self.collection.create_index("generation_method")
await self.collection.create_index("username") # User-specific index
await self.collection.create_index([("username", 1), ("created_at", -1)]) # User + date index
print(f"✓ Connected to MongoDB database: {self.db_name}")
return True
except Exception as e:
print(f"✗ Database connection failed: {e}")
return False
async def disconnect(self):
"""Close database connection."""
if self.client:
self.client.close()
print("Database connection closed")
async def save_ad_creative(
self,
niche: str,
title: str,
headline: str,
primary_text: str,
description: str,
body_story: str,
cta: str,
psychological_angle: str,
why_it_works: str,
username: str, # Required: username of the user creating the ad
image_url: Optional[str] = None,
r2_url: Optional[str] = None,
image_filename: Optional[str] = None,
image_model: Optional[str] = None,
image_seed: Optional[int] = None,
image_prompt: Optional[str] = None,
angle_key: Optional[str] = None,
angle_name: Optional[str] = None,
angle_trigger: Optional[str] = None,
angle_category: Optional[str] = None,
concept_key: Optional[str] = None,
concept_name: Optional[str] = None,
concept_structure: Optional[str] = None,
concept_visual: Optional[str] = None,
concept_category: Optional[str] = None,
generation_method: str = "standard",
metadata: Optional[Dict[str, Any]] = None,
) -> Optional[str]:
"""
Save an ad creative to the database.
Returns:
The ID of the saved record, or None if save failed.
"""
if self.collection is None:
print("Database not connected - skipping save")
return None
try:
# Prepare document
doc = {
"niche": niche,
"title": title,
"headline": headline,
"primary_text": primary_text,
"description": description,
"body_story": body_story,
"cta": cta,
"psychological_angle": psychological_angle,
"why_it_works": why_it_works,
"username": username, # Store username for filtering
"image_url": image_url,
"r2_url": r2_url,
"image_filename": image_filename,
"image_model": image_model,
"image_seed": image_seed,
"image_prompt": image_prompt,
"angle_key": angle_key,
"angle_name": angle_name,
"angle_trigger": angle_trigger,
"angle_category": angle_category,
"concept_key": concept_key,
"concept_name": concept_name,
"concept_structure": concept_structure,
"concept_visual": concept_visual,
"concept_category": concept_category,
"generation_method": generation_method,
"metadata": metadata,
"created_at": datetime.utcnow(),
}
# Remove None values to keep documents clean
doc = {k: v for k, v in doc.items() if v is not None}
result = await self.collection.insert_one(doc)
return str(result.inserted_id)
except Exception as e:
print(f"Failed to save ad creative: {e}")
return None
async def get_ad_creative(self, ad_id: str, username: Optional[str] = None) -> Optional[Dict[str, Any]]:
"""
Get a single ad creative by ID.
If username is provided, only returns the ad if it belongs to that user.
"""
if self.collection is None:
return None
try:
# Try to convert to ObjectId if it's a valid ObjectId string
try:
object_id = ObjectId(ad_id)
except:
# If not a valid ObjectId, try as string
object_id = ad_id
query = {"_id": object_id}
if username:
query["username"] = username
doc = await self.collection.find_one(query)
if doc:
return self._serialize_document(doc)
return None
except Exception as e:
print(f"Failed to get ad creative: {e}")
return None
async def list_ad_creatives(
self,
username: str, # Required: filter by username
niche: Optional[str] = None,
generation_method: Optional[str] = None,
limit: int = 50,
offset: int = 0,
) -> tuple[List[Dict[str, Any]], int]:
"""
List ad creatives for a specific user with optional filtering.
Returns (results, total_count).
"""
if self.collection is None:
return [], 0
try:
query = {"username": username} # Always filter by username
if niche:
query["niche"] = niche
if generation_method:
query["generation_method"] = generation_method
# Get total count before pagination
total_count = await self.collection.count_documents(query)
cursor = self.collection.find(query).sort("created_at", -1).skip(offset).limit(limit)
docs = await cursor.to_list(length=limit)
# Convert documents to dict format
results = [self._serialize_document(doc) for doc in docs]
return results, total_count
except Exception as e:
print(f"Failed to list ad creatives: {e}")
return [], 0
async def update_ad_creative(
self,
ad_id: str,
username: Optional[str] = None,
image_url: Optional[str] = None,
image_filename: Optional[str] = None,
image_model: Optional[str] = None,
image_prompt: Optional[str] = None,
metadata: Optional[Dict[str, Any]] = None,
**kwargs
) -> bool:
"""
Update an ad creative by ID.
If username is provided, only updates if the ad belongs to that user.
Args:
ad_id: ID of the ad to update
username: Optional username to verify ownership
image_url: New image URL
image_filename: New image filename
image_model: New image model
image_prompt: New image prompt
metadata: Metadata dict (will be merged with existing metadata)
**kwargs: Additional fields to update
Returns:
True if update was successful, False otherwise
"""
if self.collection is None:
return False
try:
# Try to convert to ObjectId if it's a valid ObjectId string
try:
object_id = ObjectId(ad_id)
except:
# If not a valid ObjectId, try as string
object_id = ad_id
query = {"_id": object_id}
if username:
query["username"] = username
# Build update document
update_doc = {"updated_at": datetime.utcnow()}
if image_url is not None:
update_doc["image_url"] = image_url
if image_filename is not None:
update_doc["image_filename"] = image_filename
if image_model is not None:
update_doc["image_model"] = image_model
if image_prompt is not None:
update_doc["image_prompt"] = image_prompt
# Add any additional fields from kwargs
for key, value in kwargs.items():
if value is not None:
update_doc[key] = value
# Handle metadata merge
if metadata is not None:
# Get existing ad to merge metadata
existing_ad = await self.collection.find_one(query)
if existing_ad:
existing_metadata = existing_ad.get("metadata") or {}
# Merge metadata (new values override old ones)
merged_metadata = {**existing_metadata, **metadata}
update_doc["metadata"] = merged_metadata
print(f"Debug: Merging metadata. Existing: {existing_metadata}, New: {metadata}, Merged: {merged_metadata}")
else:
update_doc["metadata"] = metadata
print(f"Debug: Setting new metadata (no existing ad found): {metadata}")
result = await self.collection.update_one(
query,
{"$set": update_doc}
)
return result.modified_count > 0
except Exception as e:
print(f"Failed to update ad creative: {e}")
return False
async def delete_ad_creative(self, ad_id: str, username: Optional[str] = None) -> bool:
"""
Delete an ad creative by ID.
If username is provided, only deletes if the ad belongs to that user.
"""
if self.collection is None:
return False
try:
# Try to convert to ObjectId if it's a valid ObjectId string
try:
object_id = ObjectId(ad_id)
except:
# If not a valid ObjectId, try as string
object_id = ad_id
query = {"_id": object_id}
if username:
query["username"] = username
result = await self.collection.delete_one(query)
return result.deleted_count > 0
except Exception as e:
print(f"Failed to delete ad creative: {e}")
return False
async def get_stats(self, username: Optional[str] = None) -> Dict[str, Any]:
"""
Get statistics about stored ad creatives.
If username is provided, only returns stats for that user's ads.
"""
if self.collection is None:
return {"connected": False}
try:
# Build base query
base_query = {}
if username:
base_query["username"] = username
total = await self.collection.count_documents(base_query)
# Get counts by niche
pipeline_niche = [
{"$match": base_query},
{"$group": {"_id": "$niche", "count": {"$sum": 1}}}
]
by_niche_cursor = self.collection.aggregate(pipeline_niche)
by_niche_list = await by_niche_cursor.to_list(length=100)
by_niche = {item["_id"]: item["count"] for item in by_niche_list if item["_id"]}
# Get counts by generation method
pipeline_method = [
{"$match": base_query},
{"$group": {"_id": "$generation_method", "count": {"$sum": 1}}}
]
by_method_cursor = self.collection.aggregate(pipeline_method)
by_method_list = await by_method_cursor.to_list(length=100)
by_method = {item["_id"]: item["count"] for item in by_method_list if item["_id"]}
return {
"connected": True,
"total_ads": total,
"by_niche": by_niche,
"by_method": by_method,
}
except Exception as e:
print(f"Failed to get stats: {e}")
return {"connected": True, "error": str(e)}
# =============================================================================
# USER MANAGEMENT METHODS
# =============================================================================
async def create_user(self, username: str, hashed_password: str) -> Optional[str]:
"""Create a new user in the database."""
if self.db is None:
print("Database not connected - cannot create user")
return None
try:
users_collection = self.db["users"]
# Check if user already exists
existing = await users_collection.find_one({"username": username})
if existing:
print(f"User '{username}' already exists")
return None
# Create user document
user_doc = {
"username": username,
"hashed_password": hashed_password,
"created_at": datetime.utcnow(),
}
result = await users_collection.insert_one(user_doc)
print(f"✓ User '{username}' created successfully")
return str(result.inserted_id)
except Exception as e:
print(f"Failed to create user: {e}")
return None
async def get_user(self, username: str) -> Optional[Dict[str, Any]]:
"""Get a user by username."""
if self.db is None:
return None
try:
users_collection = self.db["users"]
user = await users_collection.find_one({"username": username})
if user:
return self._serialize_document(user)
return None
except Exception as e:
print(f"Failed to get user: {e}")
return None
async def list_users(self) -> List[Dict[str, Any]]:
"""List all users (without passwords)."""
if self.db is None:
return []
try:
users_collection = self.db["users"]
cursor = users_collection.find({}, {"hashed_password": 0}).sort("created_at", -1)
users = await cursor.to_list(length=1000)
# Convert documents
results = [self._serialize_document(user) for user in users]
return results
except Exception as e:
print(f"Failed to list users: {e}")
return []
async def delete_user(self, username: str) -> bool:
"""Delete a user by username."""
if self.db is None:
return False
try:
users_collection = self.db["users"]
result = await users_collection.delete_one({"username": username})
return result.deleted_count > 0
except Exception as e:
print(f"Failed to delete user: {e}")
return False
# Global database service instance
db_service = DatabaseService()
|