65 lines
2.6 KiB
Python
65 lines
2.6 KiB
Python
from app import db
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from datetime import datetime
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from sqlalchemy import event
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from app.utils.regex_utils import RegularExpression
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class ManholeDomesticChamber(db.Model):
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__tablename__ = "manhole_domestic_chamber"
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id = db.Column(db.Integer, primary_key=True)
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# Foreign Key to Subcontractor table
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subcontractor_id = db.Column(db.Integer, db.ForeignKey("subcontractors.id"), nullable=False)
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# Relationship for easy access (subcontractor.subcontractor_name)
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subcontractor = db.relationship("Subcontractor", backref="manhole_domestic_chamber_records")
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# Basic Fields
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Location = db.Column(db.String(500))
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MH_NO = db.Column(db.String(100))
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Depth_of_MH = db.Column(db.Float, default=0)
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# Excavation categories
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d_0_to_0_75 = db.Column(db.Float, default=0)
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d_0_76_to_1_05 = db.Column(db.Float, default=0)
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d_1_06_to_1_65 = db.Column(db.Float, default=0)
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d_1_66_to_2_15 = db.Column(db.Float, default=0)
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d_2_16_to_2_65 = db.Column(db.Float, default=0)
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d_2_66_to_3_15 = db.Column(db.Float, default=0)
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d_3_16_to_3_65= db.Column(db.Float, default=0)
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d_3_66_to_4_15 = db.Column(db.Float, default=0)
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d_4_16_to_4_65 = db.Column(db.Float, default=0)
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d_4_66_to_5_15 = db.Column(db.Float, default=0)
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d_5_16_to_5_65 = db.Column(db.Float, default=0)
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d_5_66_to_6_15 = db.Column(db.Float, default=0)
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d_6_16_to_6_65 = db.Column(db.Float, default=0)
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d_6_66_to_7_15 = db.Column(db.Float, default=0)
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d_7_16_to_7_65 = db.Column(db.Float, default=0)
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d_7_66_to_8_15 = db.Column(db.Float, default=0)
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d_8_16_to_8_65 = db.Column(db.Float, default=0)
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d_8_66_to_9_15 = db.Column(db.Float, default=0)
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d_9_16_to_9_65 = db.Column(db.Float, default=0)
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Domestic_Chambers = db.Column(db.Float, default=0)
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DWC_Pipe_Length = db.Column(db.Float, default=0)
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UPVC_Pipe_Length = db.Column(db.Float, default=0)
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RA_Bill_No=db.Column(db.String(500))
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Total = db.Column(db.Float, default=0)
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created_at = db.Column(db.DateTime, default=datetime.today)
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def __repr__(self):
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return f"<HanholeDomesticChamberConstruction {self.Location}>"
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def serialize(self):
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return {c.name: getattr(self, c.name) for c in self.__table__.columns}
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# AUTO TOTAL USING REGEX
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def calculate_mh_dc_total(mapper, connection, target):
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total = 0
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for column in target.__table__.columns:
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if RegularExpression.D_RANGE_PATTERN.match(column.name):
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total += getattr(target, column.name) or 0
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target.Total = total
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event.listen(ManholeDomesticChamber, "before_insert", calculate_mh_dc_total)
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event.listen(ManholeDomesticChamber, "before_update", calculate_mh_dc_total) |