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from dataclasses import dataclass |
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from datetime import datetime |
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from decimal import Decimal |
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from uuid import UUID |
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from ..create.catalogos import EstadoComprobante |
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from ..create.cfd.catalogos import MetodoPago, TipoDeComprobante, TipoRelacion |
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from ..create.compute import make_impuestos_dr_parcial, rounder, group_impuestos, encode_impuesto, calculate_partial |
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from ..xelement import XElement |
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from ..cfdi import CFDI |
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class SatCFDI(CFDI): |
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""" |
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SatCFDI is an extension of a CFDI to represent a CFDI that has been sent to SAT |
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""" |
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def __new__(cls, *args, **kwargs): |
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return super().__new__(cls, *args, **kwargs) |
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def __init__(self, *args, **kwargs): |
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super().__init__(*args, **kwargs) |
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self.relations = [] # type: list[Relation] |
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self.payments = [] # type: list[Payment] |
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@property |
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def uuid(self): |
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return UUID(self["Complemento"]["TimbreFiscalDigital"]["UUID"]) |
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@property |
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def name(self): |
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return self.get("Serie", "") + self.get("Folio", "") |
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def saldo_pendiente(self, date=None) -> Decimal | None: |
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if self["TipoDeComprobante"] == TipoDeComprobante.INGRESO: |
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# Nota de crédito de los documentos relacionados |
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credit_notes = sum( |
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c.comprobante["Total"] |
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for c in self.relations |
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if c.cfdi_relacionados["TipoRelacion"] == TipoRelacion.NOTA_DE_CREDITO_DE_LOS_DOCUMENTOS_RELACIONADOS |
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and c.comprobante['TipoDeComprobante'] == TipoDeComprobante.EGRESO |
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and c.comprobante.estatus() == EstadoComprobante.VIGENTE |
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and (not date or c.comprobante['Fecha'] <= date) |
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) |
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insoluto = min( |
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(c.docto_relacionado['ImpSaldoInsoluto'] |
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for c in self.payments |
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if c.comprobante.estatus() == EstadoComprobante.VIGENTE |
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and (not date or c.pago['FechaPago'] <= date) |
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), |
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default=None |
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) |
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if insoluto is not None: |
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return insoluto - credit_notes |
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insoluto = self["Total"] - credit_notes |
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if self["MetodoPago"] == MetodoPago.PAGO_EN_PARCIALIDADES_O_DIFERIDO: |
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return insoluto |
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if self["MetodoPago"] == MetodoPago.PAGO_EN_UNA_SOLA_EXHIBICION: |
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return Decimal(0) |
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return None |
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@property |
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def ultima_num_parcialidad(self) -> int: |
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return max((c.docto_relacionado['NumParcialidad'] for c in self.payments if c.comprobante.estatus() == EstadoComprobante.VIGENTE), default=0) |
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def consulta_estado(self) -> dict: |
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raise NotImplementedError() |
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def estatus(self) -> EstadoComprobante: |
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raise NotImplementedError() |
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@property |
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def fecha_cancelacion(self) -> datetime | None: |
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raise NotImplementedError() |
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@dataclass(slots=True, init=True) |
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class Relation: |
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cfdi_relacionados: XElement |
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comprobante: SatCFDI |
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@dataclass(slots=True, init=True) |
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class Payment: |
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comprobante: SatCFDI |
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pago: XElement = None |
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docto_relacionado: XElement = None |
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@dataclass |
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class PaymentsDetails(Payment): |
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comprobante_pagado: SatCFDI = None |
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def __post_init__(self): |
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if self.pago: |
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self.impuestos = self.docto_relacionado.get('ImpuestosDR') |
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if self.impuestos is None: |
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self.impuestos = make_impuestos_dr_parcial( |
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conceptos=self.comprobante_pagado['Conceptos'], |
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imp_saldo_ant=self.docto_relacionado['ImpSaldoAnt'], |
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imp_pagado=self.docto_relacionado['ImpPagado'], |
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total=self.comprobante_pagado['Total'], |
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rnd_fn=rounder(self.comprobante_pagado['Moneda']) |
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) |
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self.impuestos = group_impuestos([{ |
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"ImpuestosDR": self.impuestos |
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}], pfx="DR", ofx="") |
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for imp, imps in self.impuestos.items(): |
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self.impuestos[imp] = { |
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encode_impuesto( |
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impuesto=v['Impuesto'], |
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tipo_factor=v.get("TipoFactor"), |
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tasa_cuota=v.get('TasaOCuota') |
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): v |
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for v in imps |
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} |
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def calc_parcial(field): |
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return calculate_partial( |
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value=self.comprobante_pagado.get(field), |
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imp_saldo_ant=self.docto_relacionado['ImpSaldoAnt'], |
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imp_pagado=self.docto_relacionado["ImpPagado"], |
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total=self.comprobante_pagado["Total"], |
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rnd_fn=rounder(self.comprobante_pagado['Moneda']) |
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) |
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self.sub_total = calc_parcial("SubTotal") |
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self.descuento = calc_parcial("Descuento") |
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self.total = self.docto_relacionado["ImpPagado"] |
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else: |
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self.impuestos = self.comprobante.get("Impuestos", {}) |
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self.sub_total = self.comprobante["SubTotal"] |
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self.descuento = self.comprobante.get("Descuento") |
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self.total = self.comprobante["Total"] |
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SAT-CFDI /
python-satcfdi
