Comparison_Project/app/models/mh_dc_client_model.py

from app import db
from datetime import datetime

class ManholeDomesticChamberClient(db.Model):
    __tablename__ = "mh_dc_client"

    id = db.Column(db.Integer, primary_key=True)
    #  Foreign Key to Subcontractor table
    subcontractor_id = db.Column(db.Integer, db.ForeignKey("subcontractors.id"), nullable=False)
    # Relationship for easy access (subcontractor.subcontractor_name)
    subcontractor = db.relationship("Subcontractor", backref="mh_dc_records")

    # Basic Fields
    Location = db.Column(db.String(255))
    Node_No = db.Column(db.String(100))
    MH_TOP_LEVEL = db.Column(db.Float)
    MH_IL_LEVEL = db.Column(db.Float)
    Depth_of_MH = db.Column(db.Float)
   
 
    # Excavation categories 
    d_0_to_1_5 = db.Column(db.Float)
    d_1_5_to_2_0 = db.Column(db.Float)
    d_2_0_to_2_5 = db.Column(db.Float)
    d_2_5_to_3_0 = db.Column(db.Float)

    d_3_0_to_3_5 = db.Column(db.Float)
    d_3_5_to_4_0 = db.Column(db.Float)
    d_4_0_to_4_5= db.Column(db.Float)
    d_4_5_to_5_0 = db.Column(db.Float)

    d_5_0_to_5_5 = db.Column(db.Float)
    d_5_5_to_6_0 = db.Column(db.Float)
    d_6_0_to_6_5 = db.Column(db.Float)

    Domestic_Chambers = db.Column(db.Float)

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

    def __repr__(self):
        return f"<HanholeDomesticChamberConstruction {self.Location}>"