from sqlalchemy import Column, Integer, String, Float, Boolean, DateTime, Text
from sqlalchemy.orm import declarative_base
from datetime import datetime

Base = declarative_base()


class CheckResult(Base):
    __tablename__ = "check_results"

    id         = Column(Integer, primary_key=True, index=True)
    url        = Column(String, index=True)
    check_type = Column(String)          # http, dns, ssl, domain, ...
    status     = Column(String)          # ok, warning, error
    value      = Column(Text, nullable=True)   # human-readable result
    detail     = Column(Text, nullable=True)   # full JSON detail
    duration   = Column(Float, nullable=True)  # ms
    created_at = Column(DateTime, default=datetime.utcnow)


class Screenshot(Base):
    __tablename__ = "screenshots"

    id             = Column(Integer, primary_key=True, index=True)
    url            = Column(String, index=True)
    path           = Column(String)
    issue_detected = Column(Boolean, default=False)
    created_at     = Column(DateTime, default=datetime.utcnow)


class CrawlPage(Base):
    __tablename__ = "crawl_pages"

    id         = Column(Integer, primary_key=True, index=True)
    site_url   = Column(String, index=True)
    page_url   = Column(String)
    status     = Column(String)   # ok / broken / redirect
    status_code= Column(Integer, nullable=True)
    error      = Column(Text, nullable=True)
    created_at = Column(DateTime, default=datetime.utcnow)


class AlertLog(Base):
    __tablename__ = "alert_logs"

    id         = Column(Integer, primary_key=True, index=True)
    url        = Column(String, index=True)
    severity   = Column(String)   # info / warning / critical
    message    = Column(Text)
    sent_at    = Column(DateTime, default=datetime.utcnow)