from sqlalchemy import Column, DateTime, ForeignKey, Integer, String, Text
from sqlalchemy.dialects.postgresql import JSONB
from sqlalchemy.orm import relationship
from sqlalchemy.sql import func

from .database import Base


class User(Base):
    __tablename__ = "users"

    id = Column(Integer, primary_key=True, index=True)
    google_id = Column(String, unique=True, index=True, nullable=False)
    email = Column(String, unique=True, index=True, nullable=False)
    full_name = Column(String, nullable=True)
    profile_picture = Column(String, nullable=True)
    created_at = Column(DateTime(timezone=True), server_default=func.now())

    projects = relationship("Project", back_populates="owner")

class Project(Base):
    __tablename__ = "projects"

    id = Column(Integer, primary_key=True, index=True)
    user_id = Column(Integer, ForeignKey("users.id"))
    title = Column(String, nullable=False)
    description = Column(Text, nullable=True)
    # Using JSONB for Postgres, but if fallback to SQLite is needed, we might need a custom type or just Text.
    # For now, we assume Postgres as requested.
    artifacts = Column(JSONB, nullable=False)
    created_at = Column(DateTime(timezone=True), server_default=func.now())
    updated_at = Column(DateTime(timezone=True), onupdate=func.now())

    owner = relationship("User", back_populates="projects")