from sqlalchemy import (
    Column,
    Integer,
    Text,
    String,
    DateTime,
    Float
)

from datetime import datetime

from .database import Base


class Komentar(Base):

    __tablename__ = "komentar"


    id = Column(
        Integer,
        primary_key=True,
        index=True
    )


    komentar = Column(
        Text,
        nullable=False
    )


    case_folding = Column(
        Text,
        nullable=True
    )


    normalisasi = Column(
        Text,
        nullable=True
    )


    cleaning = Column(
        Text,
        nullable=True
    )


    tokenization = Column(
        Text,
        nullable=True
    )


    stopword_removal = Column(
        Text,
        nullable=True
    )


    stemming = Column(
        Text,
        nullable=True
    )


    text_preprocessed = Column(
        Text,
        nullable=True
    )


    tfidf = Column(
        Text,
        nullable=True
    )


    sentiment = Column(
        String(20),
        nullable=True
    )


    probability = Column(
        Float,
        nullable=True
    )


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