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Fix backfill script: use focus_group_messages collection + correct field names

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Vadym Samoilenko 2026-04-24 18:49:59 +01:00
parent 39ad2f00b5
commit 539c5eaaee
1 changed files with 97 additions and 78 deletions
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175
backend/scripts/backfill_usage.py
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@ -31,7 +31,6 @@ def _estimate_tokens(text: str, model: str) -> dict:
if not text:
return {"prompt": 0, "completion": 0}
# Try tiktoken for OpenAI models, fall back to char-based estimate
if model and ("gpt" in model.lower() or "openai" in model.lower()):
try:
import tiktoken
@ -47,10 +46,9 @@ def _estimate_tokens(text: str, model: str) -> dict:
def _estimate_cost(prompt_tokens: int, completion_tokens: int, model: str) -> float:
"""Very rough cost estimate in USD (used only for backfill estimates)."""
# Approximate per-million-token prices for common models
"""Rough cost estimate in USD."""
rate_per_m = {
"gemini": (0.35, 1.05), # input, output USD/1M tokens
"gemini": (0.35, 1.05),
"gpt-4": (30.00, 60.00),
"gpt-3": (0.50, 1.50),
}
@ -86,73 +84,87 @@ def connect():
# ─────────────────────────────────────────────────────────────────────────────
# Backfill focus-group messages
# Messages are in the separate `focus_group_messages` collection (NOT embedded).
# Fields: focus_group_id (str), text, type, senderId, created_at
# ─────────────────────────────────────────────────────────────────────────────
def backfill_messages(db, dry_run: bool) -> int:
"""Walk all focus groups and create estimated usage events for messages."""
created = 0
focus_groups = list(db.focus_groups.find({}))
print(f"\n[messages] Found {len(focus_groups)} focus groups to process")
for fg in focus_groups:
fg_id = str(fg["_id"])
fg_model = fg.get("llm_model") or "gemini-3.1-pro-preview"
messages = fg.get("messages", [])
# Build a lookup: focus_group_id -> {llm_model, user_id}
fg_meta = {}
for fg in db.focus_groups.find({}, {"llm_model": 1, "created_by": 1}):
fg_meta[str(fg["_id"])] = {
"model": fg.get("llm_model") or "gemini-3.1-pro-preview",
"user_id": str(fg.get("created_by") or ""),
}
for msg in messages:
msg_id = str(msg.get("id") or msg.get("_id") or "")
if not msg_id:
continue
total_messages = db.focus_group_messages.count_documents({})
print(f"\n[messages] Found {total_messages} messages across all focus groups")
# Idempotent: skip if an estimated event already exists for this message
existing = db.usage_events.find_one({
"source_message_id": msg_id,
"is_estimated": True,
})
if existing:
continue
for msg in db.focus_group_messages.find({}):
msg_id = str(msg["_id"])
fg_id = str(msg.get("focus_group_id") or "")
text = msg.get("content") or ""
tokens = _estimate_tokens(text, fg_model)
# For responses we add a rough output token estimate
tokens["completion"] = max(1, int(len(text) / 5.0))
cost = _estimate_cost(tokens["prompt"], tokens["completion"], fg_model)
# Skip non-AI messages (only persona responses and moderator questions cost money)
msg_type = msg.get("type", "")
if msg_type not in ("response", "question", "moderator", "ai", ""):
continue
ts = msg.get("timestamp")
if isinstance(ts, str):
try:
ts = datetime.fromisoformat(ts)
except Exception:
ts = None
ts = ts or fg.get("date") or datetime.now(timezone.utc)
# Idempotent check
if db.usage_events.find_one({"source_message_id": msg_id, "is_estimated": True}):
continue
event = {
"ts": ts,
"provider": "gemini" if "gemini" in fg_model.lower() else "openai",
"model": fg_model,
"feature": "autonomous_conversation",
"user_id": str(fg.get("user_id") or ""),
"focus_group_id": fg_id,
"persona_id": str(msg.get("personaId") or msg.get("persona_id") or ""),
"prompt_tokens": tokens["prompt"],
"completion_tokens": tokens["completion"],
"cached_tokens": 0,
"reasoning_tokens": 0,
"cost_usd": {
"input": round(cost * 0.4, 8),
"output": round(cost * 0.6, 8),
"total": cost,
},
"duration_ms": 0,
"retry_count": 0,
"status": "estimated",
"is_estimated": True,
"source_message_id": msg_id,
}
meta = fg_meta.get(fg_id, {"model": "gemini-3.1-pro-preview", "user_id": ""})
fg_model = meta["model"]
user_id = meta["user_id"]
if not dry_run:
db.usage_events.insert_one(event)
created += 1
text = msg.get("text") or msg.get("content") or ""
tokens = _estimate_tokens(text, fg_model)
tokens["completion"] = max(1, int(len(text) / 5.0))
cost = _estimate_cost(tokens["prompt"], tokens["completion"], fg_model)
ts = msg.get("created_at") or msg.get("timestamp")
if isinstance(ts, str):
try:
ts = datetime.fromisoformat(ts)
except Exception:
ts = None
ts = ts or datetime.now(timezone.utc)
feature = "moderator" if msg_type in ("question", "moderator") else "persona_response"
event = {
"ts": ts,
"provider": "gemini" if "gemini" in fg_model.lower() else "openai",
"model": fg_model,
"feature": feature,
"user_id": user_id,
"focus_group_id": fg_id,
"persona_id": str(msg.get("senderId") or msg.get("persona_id") or ""),
"prompt_tokens": tokens["prompt"],
"completion_tokens": tokens["completion"],
"cached_tokens": 0,
"reasoning_tokens": 0,
"total_tokens": tokens["prompt"] + tokens["completion"],
"cost_usd": {
"input": round(cost * 0.4, 8),
"output": round(cost * 0.6, 8),
"cached": 0,
"reasoning": 0,
"total": cost,
},
"duration_ms": 0,
"retry_count": 0,
"status": "success",
"is_estimated": True,
"estimate_method": "char_div_3_8",
"source_message_id": msg_id,
}
if not dry_run:
db.usage_events.insert_one(event)
created += 1
print(f"[messages] {'Would create' if dry_run else 'Created'} {created} estimated usage events")
return created
@ -160,32 +172,34 @@ def backfill_messages(db, dry_run: bool) -> int:
# ─────────────────────────────────────────────────────────────────────────────
# Backfill persona generation
# Personas: fields background, description, name; created_by = user_id
# ─────────────────────────────────────────────────────────────────────────────
def backfill_personas(db, dry_run: bool) -> int:
"""Walk all personas and create an estimated usage event for narrative generation."""
created = 0
personas = list(db.personas.find({}))
print(f"\n[personas] Found {len(personas)} personas to process")
for persona in personas:
persona_id = str(persona["_id"])
narrative = persona.get("narrative") or ""
if not narrative:
continue # No narrative to estimate from — skip
# Idempotent check
existing = db.usage_events.find_one({
"persona_id": persona_id,
"feature": "persona_generate",
"is_estimated": True,
})
if existing:
# Use background + description as the generation text
text = " ".join(filter(None, [
persona.get("background") or "",
persona.get("description") or "",
persona.get("goals") or "",
])).strip()
if not text:
continue
model = "gemini-3.1-pro-preview" # default; personas are usually generated via default model
tokens = _estimate_tokens(narrative, model)
tokens["completion"] = max(1, int(len(narrative) / 4.0))
# Idempotent check
if db.usage_events.find_one({"source_persona_id": persona_id, "feature": "persona_generate", "is_estimated": True}):
continue
model = "gemini-3.1-pro-preview"
tokens = _estimate_tokens(text, model)
tokens["completion"] = max(1, int(len(text) / 4.0))
cost = _estimate_cost(tokens["prompt"], tokens["completion"], model)
ts = persona.get("created_at") or persona.get("updatedAt") or datetime.now(timezone.utc)
@ -200,22 +214,27 @@ def backfill_personas(db, dry_run: bool) -> int:
"provider": "gemini",
"model": model,
"feature": "persona_generate",
"user_id": str(persona.get("user_id") or ""),
"focus_group_id": str(persona.get("focus_group_id") or ""),
"user_id": str(persona.get("created_by") or persona.get("user_id") or ""),
"focus_group_id": "",
"persona_id": persona_id,
"prompt_tokens": tokens["prompt"],
"completion_tokens": tokens["completion"],
"cached_tokens": 0,
"reasoning_tokens": 0,
"total_tokens": tokens["prompt"] + tokens["completion"],
"cost_usd": {
"input": round(cost * 0.4, 8),
"output": round(cost * 0.6, 8),
"cached": 0,
"reasoning": 0,
"total": cost,
},
"duration_ms": 0,
"retry_count": 0,
"status": "estimated",
"status": "success",
"is_estimated": True,
"estimate_method": "char_div_3_8",
"source_persona_id": persona_id,
}
if not dry_run:
@ -232,7 +251,7 @@ def backfill_personas(db, dry_run: bool) -> int:
def main():
parser = argparse.ArgumentParser(description="Backfill usage_events from existing data")
parser.add_argument("--dry-run", action="store_true", help="Preview what would be created without writing")
parser.add_argument("--dry-run", action="store_true", help="Preview without writing")
args = parser.parse_args()
if args.dry_run: