ab87d3c506
- Built complete CEX platform with FastAPI and Python - JWT-based authentication system with secure password hashing - Multi-currency crypto wallet support (BTC, ETH, USDT) - Fiat account management (USD, EUR, GBP) - Local transaction signing without external APIs - Comprehensive transaction handling (send/receive/deposit/withdraw) - SQLAlchemy models with Alembic migrations - Security middleware (rate limiting, headers, logging) - Input validation and sanitization - Encrypted private key storage with PBKDF2 - Standardized codebase architecture with service layer pattern - Complete API documentation with health endpoints - Comprehensive README with setup instructions Features: - User registration and authentication - Crypto wallet creation and management - Secure transaction signing using local private keys - Fiat deposit/withdrawal system - Transaction history and tracking - Rate limiting and security headers - Input validation for all endpoints - Error handling and logging
27 lines
1.1 KiB
Python
27 lines
1.1 KiB
Python
from sqlalchemy import Column, Integer, String, Boolean, DateTime
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from sqlalchemy.sql import func
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from sqlalchemy.orm import relationship
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from app.db.base import Base
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class User(Base):
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__tablename__ = "users"
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id = Column(Integer, primary_key=True, index=True)
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email = Column(String, unique=True, index=True, nullable=False)
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hashed_password = Column(String, nullable=False)
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full_name = Column(String, nullable=False)
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is_active = Column(Boolean, default=True)
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is_verified = Column(Boolean, default=False)
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created_at = Column(DateTime(timezone=True), server_default=func.now())
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updated_at = Column(DateTime(timezone=True), onupdate=func.now())
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# KYC fields
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kyc_level = Column(Integer, default=0) # 0: none, 1: basic, 2: advanced
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phone_number = Column(String, nullable=True)
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country = Column(String, nullable=True)
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# Relationships
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wallets = relationship("Wallet", back_populates="owner")
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fiat_accounts = relationship("FiatAccount", back_populates="owner")
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transactions = relationship("Transaction", back_populates="user") |