"""
Admin Panel Database Models
"""
from datetime import datetime
from flask_sqlalchemy import SQLAlchemy
import bcrypt

db = SQLAlchemy()

class AdminUser(db.Model):
    """Admin users table"""
    __tablename__ = 'admin_users'
    
    id = db.Column(db.Integer, primary_key=True)
    username = db.Column(db.String(50), unique=True, nullable=False)
    email = db.Column(db.String(120), unique=True, nullable=False)
    password_hash = db.Column(db.String(255), nullable=False)
    full_name = db.Column(db.String(100))
    role = db.Column(db.String(20), default='admin')  # admin, super_admin
    is_active = db.Column(db.Boolean, default=True)
    created_at = db.Column(db.DateTime, default=datetime.utcnow)
    last_login = db.Column(db.DateTime)
    
    def set_password(self, password):
        """Hash and set password"""
        self.password_hash = bcrypt.hashpw(password.encode('utf-8'), bcrypt.gensalt()).decode('utf-8')
    
    def check_password(self, password):
        """Verify password"""
        return bcrypt.checkpw(password.encode('utf-8'), self.password_hash.encode('utf-8'))
    
    def to_dict(self):
        return {
            'id': self.id,
            'username': self.username,
            'email': self.email,
            'full_name': self.full_name,
            'role': self.role,
            'is_active': self.is_active,
            'created_at': self.created_at.isoformat() if self.created_at else None,
            'last_login': self.last_login.isoformat() if self.last_login else None,
        }


class SubscriptionPlan(db.Model):
    """Subscription plans table"""
    __tablename__ = 'subscription_plans'
    
    id = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(50), unique=True, nullable=False)
    slug = db.Column(db.String(50), unique=True, nullable=False)
    description = db.Column(db.Text)
    price_monthly = db.Column(db.Numeric(10, 2), default=0)
    price_yearly = db.Column(db.Numeric(10, 2), default=0)
    
    # Limits
    max_domains = db.Column(db.Integer, default=1)
    max_containers = db.Column(db.Integer, default=1)
    max_storage_gb = db.Column(db.Integer, default=10)
    max_bandwidth_gb = db.Column(db.Integer, default=100)
    
    # Features (JSON)
    features = db.Column(db.JSON, default=list)
    
    is_active = db.Column(db.Boolean, default=True)
    is_visible = db.Column(db.Boolean, default=True)
    sort_order = db.Column(db.Integer, default=0)
    created_at = db.Column(db.DateTime, default=datetime.utcnow)
    updated_at = db.Column(db.DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
    
    def to_dict(self):
        return {
            'id': self.id,
            'name': self.name,
            'slug': self.slug,
            'description': self.description,
            'price_monthly': float(self.price_monthly) if self.price_monthly else 0,
            'price_yearly': float(self.price_yearly) if self.price_yearly else 0,
            'max_domains': self.max_domains,
            'max_containers': self.max_containers,
            'max_storage_gb': self.max_storage_gb,
            'max_bandwidth_gb': self.max_bandwidth_gb,
            'features': self.features or [],
            'is_active': self.is_active,
            'is_visible': self.is_visible,
            'sort_order': self.sort_order,
            'created_at': self.created_at.isoformat() if self.created_at else None,
            'updated_at': self.updated_at.isoformat() if self.updated_at else None,
        }


class CloudflareAccount(db.Model):
    """Company Cloudflare accounts"""
    __tablename__ = 'cloudflare_accounts'
    
    id = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(100), nullable=False)
    email = db.Column(db.String(120), nullable=False)
    api_token = db.Column(db.Text, nullable=False)  # Encrypted
    max_domains = db.Column(db.Integer, default=100)
    current_domains = db.Column(db.Integer, default=0)
    notes = db.Column(db.Text)
    is_active = db.Column(db.Boolean, default=True)
    created_at = db.Column(db.DateTime, default=datetime.utcnow)
    updated_at = db.Column(db.DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
    
    def to_dict(self, include_token=False):
        data = {
            'id': self.id,
            'name': self.name,
            'email': self.email,
            'max_domains': self.max_domains,
            'current_domains': self.current_domains,
            'notes': self.notes,
            'is_active': self.is_active,
            'created_at': self.created_at.isoformat() if self.created_at else None,
            'updated_at': self.updated_at.isoformat() if self.updated_at else None,
        }
        if include_token:
            data['api_token'] = self.api_token
        return data


class AuditLog(db.Model):
    """Audit logs for admin actions"""
    __tablename__ = 'audit_logs'
    
    id = db.Column(db.Integer, primary_key=True)
    admin_id = db.Column(db.Integer, db.ForeignKey('admin_users.id'))
    action = db.Column(db.String(100), nullable=False)
    resource_type = db.Column(db.String(50))  # customer, plan, cf_account
    resource_id = db.Column(db.Integer)
    details = db.Column(db.JSON)
    ip_address = db.Column(db.String(45))
    created_at = db.Column(db.DateTime, default=datetime.utcnow)
    
    admin = db.relationship('AdminUser', backref='audit_logs')
    
    def to_dict(self):
        return {
            'id': self.id,
            'admin_id': self.admin_id,
            'admin_username': self.admin.username if self.admin else None,
            'action': self.action,
            'resource_type': self.resource_type,
            'resource_id': self.resource_id,
            'details': self.details,
            'ip_address': self.ip_address,
            'created_at': self.created_at.isoformat() if self.created_at else None,
        }