from datetime import datetime
from typing import Any

from flask_login import UserMixin
from werkzeug.security import check_password_hash, generate_password_hash

from app.extensions import db, login_manager


class TimestampMixin:
    created_at = db.Column(db.DateTime, default=datetime.utcnow)
    updated_at = db.Column(db.DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)


class User(UserMixin, TimestampMixin, db.Model):
    __tablename__ = "users"

    id = db.Column(db.Integer, primary_key=True)
    username = db.Column(db.String(64), unique=True, nullable=False)
    password_hash = db.Column(db.String(255), nullable=False)
    email = db.Column(db.String(128))
    role = db.Column(db.String(32))
    is_active = db.Column(db.Boolean, default=True)

    def set_password(self, password: str) -> None:
        self.password_hash = generate_password_hash(password)

    def check_password(self, password: str) -> bool:
        return check_password_hash(self.password_hash, password)

    @property
    def is_authenticated(self) -> bool:  # type: ignore[override]
        return True

    def get_id(self) -> str:  # type: ignore[override]
        return str(self.id)


@login_manager.user_loader
def load_user(user_id: str) -> Any:
    return User.query.get(int(user_id))


class ApiConfig(TimestampMixin, db.Model):
    __tablename__ = "api_configs"

    id = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(128), nullable=False)
    description = db.Column(db.Text)
    url = db.Column(db.String(512), nullable=False)
    http_method = db.Column(db.String(10), nullable=False, default="GET")
    headers = db.Column(db.Text)
    query_params = db.Column(db.Text)
    body = db.Column(db.Text)
    enabled = db.Column(db.Boolean, default=True)
    schedule_type = db.Column(db.String(32), nullable=False, default="cron")
    schedule_expression = db.Column(db.String(128), nullable=False, default="0 10 * * *")
    timeout_seconds = db.Column(db.Integer, default=30)
    retry_times = db.Column(db.Integer, default=0)
    retry_interval_seconds = db.Column(db.Integer, default=3)
    created_by = db.Column(db.Integer, db.ForeignKey("users.id"))

    creator = db.relationship("User", backref="api_configs")

    def job_id(self) -> str:
        return f"api_job_{self.id}"


class ApiCallLog(TimestampMixin, db.Model):
    __tablename__ = "api_call_logs"

    id = db.Column(db.Integer, primary_key=True)
    api_id = db.Column(db.Integer, db.ForeignKey("api_configs.id"), nullable=False)
    request_time = db.Column(db.DateTime, default=datetime.utcnow, nullable=False)
    response_time = db.Column(db.DateTime)
    success = db.Column(db.Boolean, default=False)
    http_status_code = db.Column(db.Integer)
    error_message = db.Column(db.Text)
    response_body = db.Column(db.Text)
    duration_ms = db.Column(db.Integer)

    api = db.relationship("ApiConfig", backref="call_logs")