Files
personal-ai-assistant/backend/alembic/versions/008_add_user_ai_rate_limit.py
dolgolyov.alexei d86d53f473 Phase 10: Per-User Rate Limits — messages + tokens, quota UI, admin usage
Backend:
- max_ai_messages_per_day + max_ai_tokens_per_day on User model (nullable, override)
- Migration 008: add columns + seed default settings (100 msgs, 500K tokens)
- usage_service: count today's messages + tokens, check quota, get limits
- GET /chats/quota returns usage vs limits + reset time
- POST /chats/{id}/messages checks quota before streaming (429 if exceeded)
- Admin user schemas expose both limit fields
- GET /admin/usage returns per-user daily message + token counts
- admin_user_service allows updating both limit fields

Frontend:
- Chat header shows "X/Y messages · XK/YK tokens" with red highlight at limit
- Quota refreshes every 30s via TanStack Query
- Admin usage page with table: user, messages today, tokens today
- Route + sidebar entry for admin usage
- English + Russian translations

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-19 15:44:51 +03:00

35 lines
1.1 KiB
Python

"""Add AI rate limit columns to users, seed default settings
Revision ID: 008
Revises: 007
Create Date: 2026-03-19
"""
from typing import Sequence, Union
from alembic import op
import sqlalchemy as sa
revision: str = "008"
down_revision: Union[str, None] = "007"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def upgrade() -> None:
op.add_column("users", sa.Column("max_ai_messages_per_day", sa.Integer, nullable=True))
op.add_column("users", sa.Column("max_ai_tokens_per_day", sa.Integer, nullable=True))
op.execute("""
INSERT INTO settings (id, key, value) VALUES
(gen_random_uuid(), 'default_max_ai_messages_per_day', '100'),
(gen_random_uuid(), 'default_max_ai_tokens_per_day', '500000')
ON CONFLICT (key) DO NOTHING
""")
def downgrade() -> None:
op.drop_column("users", "max_ai_tokens_per_day")
op.drop_column("users", "max_ai_messages_per_day")
op.execute("DELETE FROM settings WHERE key IN ('default_max_ai_messages_per_day', 'default_max_ai_tokens_per_day')")