"""
Practice Template model - Stores practice templates created by therapists
"""
from sqlalchemy import Column, Integer, String, JSON, DateTime, ForeignKey, Text
from sqlalchemy.orm import relationship
from sqlalchemy.sql import func
from config.database import Base

class PracticeTemplate(Base):
    __tablename__ = "practice_templates"
    
    id = Column(Integer, primary_key=True, index=True)
    
    # User association (therapist who created the template)
    user_id = Column(Integer, ForeignKey("users.id"), nullable=False)
    
    # Template details
    name = Column(String, nullable=False)
    practice_type = Column(String, nullable=False)  # 'articulation-single-words', 'articulation-phrases', 'motor-chaining', 'reading', 'conversation'
    
    # Settings stored as JSON
    settings = Column(JSON, nullable=False)
    
    # Optional notes/description
    notes = Column(Text, nullable=True)
    
    # Usage tracking
    usage_count = Column(Integer, default=0)
    last_used = Column(DateTime(timezone=True), nullable=True)
    
    # Timestamps
    created_at = Column(DateTime(timezone=True), server_default=func.now())
    updated_at = Column(DateTime(timezone=True), onupdate=func.now())
    
    # Relationships
    user = relationship("User", backref="practice_templates")
    
    def __repr__(self):
        return f"<PracticeTemplate {self.name} (type: {self.practice_type})>"