61 lines
2.7 KiB
Python
61 lines
2.7 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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from decimal import Decimal
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class Laying(db.Model):
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__tablename__ = "laying"
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id = db.Column(db.Integer, primary_key=True)
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# Foreign Key to Subcontractor tables
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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="laying_records")
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# Pipe Laying Fields
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RA_Bill_No=db.Column(db.String(500))
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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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CC_length = db.Column(db.Numeric(10, 2), default=Decimal("0.00"))
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Pipe_Dia_mm = db.Column(db.Numeric(10, 2), default=Decimal("0.00"))
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ID_of_MH_m = db.Column(db.Numeric(10, 2), default=Decimal("0.00"))
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Laying_Length = db.Column(db.Numeric(10, 2), default=Decimal("0.00"))
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pipe_150_mm = db.Column(db.Numeric(10, 2), default=Decimal("0.00"))
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pipe_200_mm = db.Column(db.Numeric(10, 2), default=Decimal("0.00"))
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pipe_250_mm = db.Column(db.Numeric(10, 2), default=Decimal("0.00"))
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pipe_300_mm = db.Column(db.Numeric(10, 2), default=Decimal("0.00"))
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pipe_350_mm = db.Column(db.Numeric(10, 2), default=Decimal("0.00"))
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pipe_400_mm = db.Column(db.Numeric(10, 2), default=Decimal("0.00"))
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pipe_450_mm = db.Column(db.Numeric(10, 2), default=Decimal("0.00"))
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pipe_500_mm = db.Column(db.Numeric(10, 2), default=Decimal("0.00"))
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pipe_600_mm = db.Column(db.Numeric(10, 2), default=Decimal("0.00"))
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pipe_700_mm = db.Column(db.Numeric(10, 2), default=Decimal("0.00"))
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pipe_900_mm = db.Column(db.Numeric(10, 2), default=Decimal("0.00"))
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pipe_1200_mm = db.Column(db.Numeric(10, 2), default=Decimal("0.00"))
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Total = db.Column(db.Numeric(12, 2), default=Decimal("0.00"))
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Remarks = db.Column(db.String(500), default="Import File")
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created_at = db.Column(db.DateTime,default=datetime.now,nullable=False)
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def __repr__(self):
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return f"<LayingModel {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_laying_total(mapper, connection, target):
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total = Decimal("0.00")
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for column in target.__table__.columns:
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if RegularExpression.PIPE_MM_PATTERN.match(column.name):
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value = getattr(target, column.name)
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if value is not None:
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total += Decimal(value)
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target.Total = total.quantize(Decimal("0.01"))
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event.listen(Laying, "before_insert", calculate_laying_total)
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event.listen(Laying, "before_update", calculate_laying_total) |