from sqlalchemy import create_engine, Column, Integer, String, DateTime, Boolean
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import sessionmaker
from datetime import datetime
import os

DATABASE_URL = os.getenv("DATABASE_URL", "sqlite:///./zebra.db")

engine = create_engine(DATABASE_URL, connect_args={"check_same_thread": False})
SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
Base = declarative_base()

class Server(Base):
    __tablename__ = "servers"
    
    id = Column(Integer, primary_key=True, index=True)
    name = Column(String, index=True, nullable=False)
    ip_address = Column(String, nullable=False)
    mac_address = Column(String, nullable=False)
    description = Column(String)
    is_online = Column(Boolean, default=False)
    last_ping = Column(DateTime)
    created_at = Column(DateTime, default=datetime.utcnow)

class ProxmoxCluster(Base):
    __tablename__ = "proxmox_clusters"
    
    id = Column(Integer, primary_key=True, index=True)
    name = Column(String, index=True, nullable=False)
    host = Column(String, nullable=False)
    username = Column(String, nullable=False)
    password = Column(String, nullable=False)
    port = Column(Integer, default=8006)
    verify_ssl = Column(Boolean, default=True)
    created_at = Column(DateTime, default=datetime.utcnow)

class ProxmoxHost(Base):
    __tablename__ = "proxmox_hosts"
    
    id = Column(Integer, primary_key=True, index=True)
    name = Column(String, index=True, nullable=False)
    description = Column(String)
    # Network configuration for WOL
    ip_address = Column(String, nullable=False)
    mac_address = Column(String, nullable=False)
    # Proxmox configuration
    proxmox_host = Column(String, nullable=False)  # Can be same as ip_address
    proxmox_username = Column(String, nullable=False)
    proxmox_password = Column(String, nullable=False)
    proxmox_port = Column(Integer, default=8006)
    verify_ssl = Column(Boolean, default=True)
    # Host status
    is_online = Column(Boolean, default=False)
    last_ping = Column(DateTime)
    # Optional shutdown endpoint for host shutdown
    shutdown_endpoint = Column(String, nullable=True)  # e.g., /api/hosts/shutdown
    created_at = Column(DateTime, default=datetime.utcnow)

class ActionLog(Base):
    __tablename__ = "action_logs"
    
    id = Column(Integer, primary_key=True, index=True)
    action_type = Column(String, nullable=False)  # 'wol', 'proxmox', 'server'
    target_id = Column(Integer, nullable=True)  # server_id, cluster_id, vm_id, etc.
    target_name = Column(String, nullable=True)  # server name, vm name, etc.
    action = Column(String, nullable=False)  # 'wake', 'start', 'stop', 'create', 'delete', etc.
    timestamp = Column(DateTime, default=datetime.utcnow)
    success = Column(Boolean, default=True)
    message = Column(String)
    details = Column(String, nullable=True)  # JSON string for additional data

# Keep WolLog for backward compatibility
class WolLog(Base):
    __tablename__ = "wol_logs"
    
    id = Column(Integer, primary_key=True, index=True)
    server_id = Column(Integer, nullable=False)
    action = Column(String, nullable=False)
    timestamp = Column(DateTime, default=datetime.utcnow)
    success = Column(Boolean, default=True)
    message = Column(String)

def init_db():
    Base.metadata.create_all(bind=engine)

def get_db():
    db = SessionLocal()
    try:
        yield db
    finally:
        db.close()