Files
TradeMate Dev 2a107a42f3 feat: credit-based billing system
- New DB models: credit_packages, subscription_plans, user_credits, credit_consumptions, credit_purchases
- CreditService: balance, deduct, add_credits, grant_free_trial, history
- User API: /api/v1/credits/* (balance/history/packages/purchase/subscribe)
- Admin API: /api/v1/admin/credit-* (CRUD packages/plans, user credits, consumptions)
- PaymentService.create_credit_order + handle_callback for credit purchases
- Credit deduction on: discovery, translate, marketing, ai_chat, followup
- Free trial 30 credits on registration
- Documentation: docs/CREDIT_SYSTEM.md
2026-06-12 10:39:45 +08:00

38 lines
1.4 KiB
Python

from sqlalchemy import Column, String, Integer, Float, Boolean, DateTime
from sqlalchemy.dialects.postgresql import UUID
from datetime import datetime
from app.database import Base
import uuid
class CreditPackage(Base):
__tablename__ = "credit_packages"
id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
name = Column(String(100), nullable=False)
name_en = Column(String(100), nullable=False)
credits = Column(Integer, nullable=False)
price = Column(Float, nullable=False)
price_usd = Column(Float)
original_price = Column(Float)
is_active = Column(Boolean, default=True)
sort_order = Column(Integer, default=0)
created_at = Column(DateTime, default=datetime.utcnow)
updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
class SubscriptionPlan(Base):
__tablename__ = "subscription_plans"
id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
name = Column(String(100), nullable=False)
name_en = Column(String(100), nullable=False)
credits_per_month = Column(Integer, nullable=False)
price = Column(Float, nullable=False)
price_usd = Column(Float)
duration_days = Column(Integer, default=30)
is_active = Column(Boolean, default=True)
sort_order = Column(Integer, default=0)
created_at = Column(DateTime, default=datetime.utcnow)
updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)