110 lines
5.7 KiB
Python
110 lines
5.7 KiB
Python
"""Modèles C4 : contrats photocopieurs et stock de consommables partagé."""
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from datetime import datetime, timezone
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from ...extensions import db
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class PhotocopierContract(db.Model):
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__tablename__ = "photocopier_contracts"
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id = db.Column(db.Integer, primary_key=True)
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supplier_id = db.Column(db.Integer, db.ForeignKey("companies.id"), nullable=False, index=True)
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name = db.Column(db.String(200), nullable=False)
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reference = db.Column(db.String(120), nullable=True)
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start_date = db.Column(db.Date, nullable=False)
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end_date = db.Column(db.Date, nullable=False)
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quota_start_date = db.Column(db.Date, nullable=True)
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anniversary_month = db.Column(db.Integer, nullable=False)
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anniversary_day = db.Column(db.Integer, nullable=False)
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status = db.Column(db.String(20), nullable=False, default="ACTIVE", index=True)
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notes = db.Column(db.Text, nullable=True)
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created_at = db.Column(db.DateTime, nullable=False, default=lambda: datetime.now(timezone.utc))
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closed_at = db.Column(db.Date, nullable=True)
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supplier = db.relationship("Company")
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periods = db.relationship("PhotocopierContractPeriod", back_populates="contract", cascade="all, delete-orphan", order_by="PhotocopierContractPeriod.start_date")
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assignments = db.relationship("ContractEquipmentAssignment", back_populates="contract", cascade="all, delete-orphan")
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class PhotocopierContractPeriod(db.Model):
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__tablename__ = "photocopier_contract_periods"
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__table_args__ = (
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db.UniqueConstraint("contract_id", "start_date", name="uq_c4_contract_period_start"),
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db.CheckConstraint("end_date >= start_date", name="ck_c4_period_dates"),
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db.CheckConstraint("(quota_bw IS NULL OR quota_bw >= 0) AND (quota_color IS NULL OR quota_color >= 0)", name="ck_c4_period_quotas"),
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)
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id = db.Column(db.Integer, primary_key=True)
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contract_id = db.Column(db.Integer, db.ForeignKey("photocopier_contracts.id", ondelete="CASCADE"), nullable=False, index=True)
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start_date = db.Column(db.Date, nullable=False, index=True)
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end_date = db.Column(db.Date, nullable=False, index=True)
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quota_bw = db.Column(db.Integer, nullable=True)
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quota_color = db.Column(db.Integer, nullable=True)
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bw_included_unit_price = db.Column(db.Numeric(12, 6), nullable=True)
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bw_overage_unit_price = db.Column(db.Numeric(12, 6), nullable=True)
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color_included_unit_price = db.Column(db.Numeric(12, 6), nullable=True)
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color_overage_unit_price = db.Column(db.Numeric(12, 6), nullable=True)
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status = db.Column(db.String(20), nullable=False, default="OPEN")
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contract = db.relationship("PhotocopierContract", back_populates="periods")
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class ContractEquipmentAssignment(db.Model):
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__tablename__ = "contract_equipment_assignments"
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__table_args__ = (
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db.UniqueConstraint("contract_id", "equipment_id", "entry_date", name="uq_c4_contract_equipment_entry"),
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db.CheckConstraint("exit_date IS NULL OR exit_date >= entry_date", name="ck_c4_assignment_dates"),
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)
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id = db.Column(db.Integer, primary_key=True)
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contract_id = db.Column(db.Integer, db.ForeignKey("photocopier_contracts.id", ondelete="CASCADE"), nullable=False, index=True)
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equipment_id = db.Column(db.Integer, db.ForeignKey("equipments.id", ondelete="CASCADE"), nullable=False, index=True)
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entry_date = db.Column(db.Date, nullable=False)
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exit_date = db.Column(db.Date, nullable=True)
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replacement_reason = db.Column(db.String(40), nullable=True)
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replacement_comment = db.Column(db.Text, nullable=True)
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contract = db.relationship("PhotocopierContract", back_populates="assignments")
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equipment = db.relationship("Equipment")
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class ConsumableOrder(db.Model):
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__tablename__ = "consumable_orders"
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__table_args__ = (
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db.CheckConstraint("quantity_ordered > 0", name="ck_c4_order_quantity"),
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db.CheckConstraint("quantity_received >= 0 AND quantity_received <= quantity_ordered", name="ck_c4_order_received"),
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)
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id = db.Column(db.Integer, primary_key=True)
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consumable_id = db.Column(db.Integer, db.ForeignKey("consumables.id", ondelete="RESTRICT"), nullable=False, index=True)
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supplier_id = db.Column(db.Integer, db.ForeignKey("companies.id"), nullable=True, index=True)
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quantity_ordered = db.Column(db.Integer, nullable=False)
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quantity_received = db.Column(db.Integer, nullable=False, default=0)
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status = db.Column(db.String(30), nullable=False, default="TO_ORDER", index=True)
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ordered_at = db.Column(db.DateTime, nullable=True)
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received_at = db.Column(db.DateTime, nullable=True)
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comment = db.Column(db.Text, nullable=True)
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created_by_id = db.Column(db.Integer, db.ForeignKey("users.id", ondelete="SET NULL"), nullable=True)
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consumable = db.relationship("Consumable")
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supplier = db.relationship("Company")
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created_by = db.relationship("User")
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receipts = db.relationship("ConsumableReceipt", back_populates="order", cascade="all, delete-orphan")
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@property
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def remaining_quantity(self):
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return max((self.quantity_ordered or 0) - (self.quantity_received or 0), 0)
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class ConsumableReceipt(db.Model):
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__tablename__ = "consumable_receipts"
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id = db.Column(db.Integer, primary_key=True)
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order_id = db.Column(db.Integer, db.ForeignKey("consumable_orders.id", ondelete="CASCADE"), nullable=False, index=True)
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quantity = db.Column(db.Integer, nullable=False)
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received_at = db.Column(db.DateTime, nullable=False, default=lambda: datetime.now(timezone.utc))
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received_by_id = db.Column(db.Integer, db.ForeignKey("users.id", ondelete="SET NULL"), nullable=True)
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comment = db.Column(db.Text, nullable=True)
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order = db.relationship("ConsumableOrder", back_populates="receipts")
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received_by = db.relationship("User")
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