from sqlalchemy import Column, Integer, String, DateTime, Boolean, ForeignKey, Enum as SQLEnum
from sqlalchemy.orm import relationship,Mapped
from datetime import datetime
from database import Base



class User(Base):
    __tablename__ = "users"

    id = Column(Integer, primary_key=True, index=True)
    internal_id = Column(String, unique=True, index=True)
    email = Column(String, index=True)

    musics = relationship("Music", back_populates="user",
                          cascade="delete, delete-orphan")
    
    music_analysis = relationship("Music_Analysis", back_populates="user", cascade="all, delete-orphan")
    ai_detection_musics = relationship("AI_Detection_Music", back_populates="user")
    posts = relationship("Post", back_populates="user",
                         cascade="delete, delete-orphan")
    asks = relationship("Ask", back_populates="user",
                        cascade="delete, delete-orphan")
    albums = relationship("Album", back_populates="user")
    user_info = relationship("UserInfo", back_populates="user",
                             uselist=False, cascade="delete, delete-orphan")
    access_logs = relationship(
        "UserAccessLog", back_populates="user", cascade="delete, delete-orphan")
    comments = relationship('Comment', back_populates='user')
    likes = relationship("Like", back_populates="user")
    notifications = relationship(
        "Notification", back_populates="user", cascade="all, delete-orphan")
    survey_responses = relationship("SurveyResponse", back_populates="user", cascade="all, delete-orphan")
    auth_provider = Column(
        SQLEnum("Google", "Naver", "Kakao", "None", name="oauth_provier_enum"))
    auth_provider_id = Column(String, nullable=True)  # OAuth 공급자의 고유 식별자
    

    created_at = Column(DateTime, default=datetime.utcnow)

    subscriptions = relationship(
        "Subscription", back_populates="user", cascade="all, delete-orphan")
    payments = relationship(
        "Payment", back_populates="user", cascade="all, delete-orphan")
    billing_info: Mapped["UserBillingInfo"] = relationship(
        "UserBillingInfo", back_populates="user", uselist=False, cascade="all, delete-orphan")

    additional_info_submitted = Column(Boolean, default=False)

    deleted = Column(Boolean, default=False, nullable=False)
    reports = relationship("Report", back_populates="user")


    last_monitoring_email_sent = Column(DateTime, nullable=True)

    last_notice_seen = Column(DateTime, nullable=True)

    refresh_token = Column(String, index=True)  # 리프레시 토큰 저장
    token_expires = Column(DateTime, default=datetime.utcnow)

    def __repr__(self):
        return f"<User(id={self.id}, email='{self.email}')>"

    @property
    def user_name(self):
        return self.user_info.name if self.user_info else None

    @property
    def nickname(self):
        return self.user_info.nickname if self.user_info else None


class UserBillingInfo(Base):
    __tablename__ = "user_billing_info"
    id = Column(Integer, ForeignKey("users.id"), primary_key=True)
    user = relationship("User", back_populates="billing_info")
    subscription = Column(String, default='free') # Deprecated. 엥..간해서는 사용 안해야함
    """
#  "basic-usd-monthly"
    "standard-usd-monthly"
    "premium-usd-monthly"
    "basic-usd-yearly"
    "standard-usd-yearly"
    "premium-usd-yearly"
    "basic-krw-monthly"
    "standard-krw-monthly"
    "premium-krw-monthly"
    "basic-krw-yearly"
    "standard-krw-yearly"
    "premium-krw-yearly"
    """
    remain_credit = Column(Integer, default=600)  # 해당 요소는 사용하지 않아도 될 꺼 같음.
    # monitoring from subscription
    monitoring_number = Column(Integer, default=0)
    additional_monitoring_number = Column(
        Integer, default=1)  # monitoring from addtional buy
    first_month_used = Column(Boolean, default=False)  # deprecated maybe.

    deleted_credit = Column(Integer, default=0)  # 복구용?

    def to_dict(self):
        return {
            'remain_credit': self.remain_credit,
            'monitoring_number': self.monitoring_number,
            'additional_monitoring_number': self.additional_monitoring_number,
            'first_month_used': self.first_month_used
        }


class UserInfo(Base):
    __tablename__ = "user_info"

    id: Column[int] = Column(Integer, ForeignKey("users.id"), primary_key=True)
    user = relationship("User", back_populates="user_info")
    name:Column[str] = Column(String)
    nickname: Column[str] = Column(String, unique=True)

    phone = Column(String)
    birthdate = Column(String)
    termsofservice = Column(Boolean, default=False)
    marketingconsent = Column(Boolean, default=False)
    organization = Column(String, nullable=True)
    deleted = Column(Boolean, default=False)
    profile_image_link = Column(
        String, default="https://storage.cloud.google.com/mippia-userfile-bucket/userfiles/blank-profile-picture.svg")
    song_available = Column(Integer, default=10)

    def __repr__(self):
        return f"<UserInfo(id={self.id}, name='{self.name}', nickname = '{self.nickname}')>"


class UserAccessLog(Base):
    __tablename__ = "user_access_logs"

    id = Column(Integer, primary_key=True, index=True)
    user_id = Column(Integer, ForeignKey('users.id'))
    access_time = Column(DateTime, default=datetime.utcnow)
    ip_address = Column(String)
    user_agent = Column(String)

    user = relationship("User", back_populates="access_logs")

    def __repr__(self):
        return f"<UserAccessLog(user_id={self.user_id}, access_time={self.access_time})>"

    @property
    def user_name(self):
        return self.user.user_info.name if self.user and self.user.user_info else None
    
class SurveyResponse(Base):
    __tablename__ = "survey_responses"

    id = Column(Integer, primary_key=True, index=True)
    question_id = Column(String, ForeignKey("survey_questions.question_id"), index=True)
    answer = Column(String, nullable=False)
    user_id = Column(Integer, ForeignKey("users.id"))
    created_at = Column(DateTime, default=datetime.utcnow)

    user = relationship("User", back_populates="survey_responses")
    question = relationship(
        "SurveyQuestion",
        primaryjoin="foreign(SurveyResponse.question_id) == SurveyQuestion.question_id",
        viewonly=True,
        sync_backref=False
    )

    @property
    def question_text(self):
        return self.question.question_kr if self.question else None


class SurveyQuestion(Base):
    __tablename__ = "survey_questions"
    
    id = Column(Integer, primary_key=True, index=True)
    question_id = Column(String, unique=True, index=True)
    question_kr = Column(String, nullable=False)
    question_en = Column(String, nullable=False)