import re
import sys

part1 = """
1: from django.db import models
2: from django.contrib.auth.models import User
3: from decimal import Decimal
4: import uuid
5: 
6: # Enums
7: class CurrencyEnum(models.TextChoices):
8:     CLP = 'CLP', 'Pesos Chilenos'
9:     USD = 'USD', 'Dólares Estadounidenses'
10: 
11: class TaxTypeEnum(models.TextChoices):
12:     EXENTO = 'EXENTO', 'Exento / No Afecto'
13:     IVA_19 = 'IVA_19', 'Afecto a IVA (19%)'
14:     HONORARIOS = 'HONORARIOS_13_75', 'Boleta de Honorarios (13.75%)'
15: 
16: class ExpenseTypeEnum(models.TextChoices):
17:     COSTO_DIRECTO = 'COSTO_DIRECTO_PROYECTO', 'Costo Directo Proyecto'
18:     GASTO_OPERACIONAL = 'GASTO_OPERACIONAL_OVERHEAD', 'Gasto Operacional Overhead'
19: 
20: class ApprovalStatusEnum(models.TextChoices):
21:     EN_REVISION = 'EN_REVISION_DOCUMENTAL', 'En Revisión Documental (Paso 1)'
22:     SOLICITADO_FINANZAS = 'SOLICITADO_FINANZAS', 'Solicitado a Finanzas (Paso 2)'
23:     LIBERADO_PAGADO = 'LIBERADO_PAGADO', 'Pago Liberado (Paso 3)'
24:     OBSERVADO_RECHAZADO = 'OBSERVADO_RECHAZADO', 'Observado / Rechazado'
25: 
26: class ProjectStatusEnum(models.TextChoices):
27:     BORRADOR = 'BORRADOR', 'Borrador / En Diseño'
28:     ACTIVO = 'ACTIVO', 'Activo'
29:     PAUSADA = 'PAUSADA', 'En Pausa'
30:     TERMINADO = 'TERMINADO', 'Terminado'
31: 
32: class VehicleOwnershipEnum(models.TextChoices):
33:     ARRENDADO = 'ARRENDADO', 'Arrendado (4x4, etc.)'
34:     PROPIO = 'PROPIO', 'Propio (Reembolso Kilometraje)'
35:     BUS = 'BUS', 'Bus'
36:     UBER_TAXI = 'UBER_TAXI', 'Uber/Taxi'
37: 
38: class ExpenseReportStatusEnum(models.TextChoices):
39:     BORRADOR = 'BORRADOR', 'Borrador'
40:     ENVIADO = 'ENVIADO', 'Enviado para Aprobación'
41:     APROBADO = 'APROBADO', 'Aprobado'
42:     REEMBOLSADO = 'REEMBOLSADO', 'Reembolsado / Pagado'
43:     OBSERVADO = 'OBSERVADO', 'Observado / Rechazado'
44: 
45: 
46: class Project(models.Model):
47:     code = models.CharField(max_length=50, unique=True, verbose_name="Código", default='PROY-000')
48:     name = models.CharField(max_length=200, verbose_name="Nombre del Proyecto/Centro")
49:     description = models.TextField(blank=True, verbose_name="Descripción")
50:     
51:     manager = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True, related_name='managed_projects', verbose_name="Encargado / Director")
52:     parent = models.ForeignKey('self', on_delete=models.CASCADE, null=True, blank=True, related_name='children', verbose_name="Portafolio / Proyecto Padre")
53:     
54:     assigned_budget_clp = models.DecimalField(max_digits=15, decimal_places=2, default=0, verbose_name="Presupuesto Asignado (CLP)")
55:     assigned_budget_usd = models.DecimalField(max_digits=15, decimal_places=2, default=0, verbose_name="Presupuesto Asignado (USD)")
56:     actual_cost_clp = models.DecimalField(max_digits=15, decimal_places=2, default=0, verbose_name="Costo Real Acumulado (CLP)")
57:     
58:     payment_method = models.CharField(max_length=150, default="Contrato por Fases / Hitos", verbose_name="Forma de Pago")
59:     total_income_clp = models.DecimalField(max_digits=15, decimal_places=2, default=0, verbose_name="Ingresos Totales (CLP)")
60:     
61:     type = models.CharField(max_length=50, choices=ExpenseTypeEnum.choices, default=ExpenseTypeEnum.COSTO_DIRECTO, verbose_name="Tipo de Centro")
62:     status = models.CharField(max_length=50, choices=ProjectStatusEnum.choices, default=ProjectStatusEnum.ACTIVO, verbose_name="Estado de Proyecto")
63:     category = models.ForeignKey('Category', on_delete=models.SET_NULL, null=True, blank=True, related_name='projects', verbose_name="Categoría del Proyecto")
64: 
65:     created_at = models.DateTimeField(auto_now_add=True, verbose_name="Fecha de Creación")
66:     updated_at = models.DateTimeField(auto_now=True, verbose_name="Última Modificación")
67:     created_by = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True, related_name='created_projects', verbose_name="Creado por")
68: 
69:     def __str__(self):
70:         return f"{self.code} - {self.name}"
71: 
72:     @property
73:     def total_expenses_clp(self):
74:         return self.expenses.aggregate(total=models.Sum('amount_clp'))['total'] or Decimal('0.00')
75: 
76:     @property
77:     def balance_clp(self):
78:         return self.total_income_clp - self.total_expenses_clp
79: 
80:     @property
81:     def budget_balance_clp(self):
82:         return self.assigned_budget_clp - self.total_expenses_clp
83: 
84:     class Meta:
85:         verbose_name = "Proyecto / Centro de Costo"
86:         verbose_name_plural = "Proyectos y Centros"
87: 
88: 
89: class ProjectPhase(models.Model):
90:     project = models.ForeignKey(Project, on_delete=models.CASCADE, related_name='phases', verbose_name="Proyecto")
91:     phase_number = models.IntegerField(default=1, verbose_name="N° Fase / Hito")
92:     name = models.CharField(max_length=150, verbose_name="Nombre de la Fase / Hito")
93:     description = models.TextField(blank=True, verbose_name="Descripción de Entregables")
94:     planned_amount_clp = models.DecimalField(max_digits=15, decimal_places=2, default=0, verbose_name="Monto Planificado / Pactado (CLP)")
95:     income_amount_clp = models.DecimalField(max_digits=15, decimal_places=2, default=0, verbose_name="Monto Ingresado / Cobrado (CLP)")
96:     expense_amount_clp = models.DecimalField(max_digits=15, decimal_places=2, default=0, verbose_name="Monto Egresado / Gastado (CLP)")
97:     due_date = models.DateField(null=True, blank=True, verbose_name="Fecha Pactada")
98:     is_completed = models.BooleanField(default=False, verbose_name="Fase Completada")
99: 
100:     created_at = models.DateTimeField(auto_now_add=True)
101:     updated_at = models.DateTimeField(auto_now=True)
102: 
103:     class Meta:
104:         ordering = ['phase_number']
105:         verbose_name = "Fase / Hito de Pago de Proyecto"
106:         verbose_name_plural = "Fases / Hitos de Pago de Proyecto"
107: 
108:     @property
109:     def balance_clp(self):
110:         return self.income_amount_clp - self.expense_amount_clp
111: 
112:     def __str__(self):
113:         return f"{self.project.code} - Fase {self.phase_number}: {self.name}"
114: 
115: 
116: class Category(models.Model):
117:     code = models.CharField(max_length=10, unique=True, verbose_name="Código de Categoría")
118:     name = models.CharField(max_length=100, verbose_name="Nombre de Categoría")
119:     description = models.TextField(blank=True, verbose_name="Descripción")
120:     parent = models.ForeignKey('self', on_delete=models.CASCADE, null=True, blank=True, related_name='children', verbose_name="Categoría Padre")
121: 
122:     def __str__(self):
123:         return f"{self.code}: {self.name}"
124:     
125:     class Meta:
126:         verbose_name = "Categoría"
127:         verbose_name_plural = "Categorías"
128: 
129: 
130: class Vendor(models.Model):
131:     rut = models.CharField(max_length=15, unique=True, verbose_name="RUT Proveedor")
132:     name = models.CharField(max_length=200, verbose_name="Razón Social / Nombre")
133:     business_line = models.CharField(max_length=200, blank=True, null=True, verbose_name="Giro Comercial")
134:     
135:     bank = models.CharField(max_length=100, blank=True, null=True, verbose_name="Banco")
136:     account_type = models.CharField(max_length=50, blank=True, null=True, verbose_name="Tipo de Cuenta")
137:     account_number = models.CharField(max_length=50, blank=True, null=True, verbose_name="Número de Cuenta")
138:     email = models.EmailField(blank=True, null=True, verbose_name="Correo de Pago/Facturación")
139:     
140:     payment_terms = models.IntegerField(default=30, verbose_name="Plazo de Pago (Días)")
141:     
142:     created_at = models.DateTimeField(auto_now_add=True)
143:     updated_at = models.DateTimeField(auto_now=True)
144: 
145:     def __str__(self):
146:         return f"{self.rut} - {self.name}"
147: 
148:     class Meta:
149:         verbose_name = "Proveedor"
150:         verbose_name_plural = "Proveedores"
151:         ordering = ['name']
152: 
153: 
154: class ExpenseReport(models.Model):
155:     report_code = models.CharField(max_length=50, unique=True, verbose_name="Código Rendición", default="EXP-REP-001")
156:     title = models.CharField(max_length=250, verbose_name="Título del Informe / Viaje")
157:     user = models.ForeignKey(User, on_delete=models.CASCADE, related_name='expense_reports', verbose_name="Responsable Rendidor")
158:     project = models.ForeignKey(Project, on_delete=models.CASCADE, related_name='expense_reports', verbose_name="Proyecto Imputado")
159:     
160:     start_date = models.DateField(verbose_name="Fecha de Inicio")
161:     end_date = models.DateField(verbose_name="Fecha de Término")
162:     
163:     purpose = models.TextField(verbose_name="Propósito / Justificación de la Comisión")
164:     status = models.CharField(max_length=30, choices=ExpenseReportStatusEnum.choices, default=ExpenseReportStatusEnum.BORRADOR, verbose_name="Estado Rendición")
165:     
166:     approved_by = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True, related_name='approved_expense_reports', verbose_name="Aprobado por")
167:     approved_at = models.DateTimeField(null=True, blank=True, verbose_name="Fecha de Aprobación")
168:     
169:     notes = models.TextField(blank=True, verbose_name="Observaciones / Comentarios de Cierre")
170:     created_at = models.DateTimeField(auto_now_add=True, verbose_name="Fecha Creación")
171:     updated_at = models.DateTimeField(auto_now=True, verbose_name="Última Modificación")
172: 
173:     def __str__(self):
174:         return f"{self.report_code} - {self.title} ({self.user.username})"
175: 
176:     @property
177:     def total_amount(self):
178:         return sum(exp.total_amount_clp for exp in self.expenses.all())
179: 
180:     @property
181:     def total_neto(self):
182:         return sum(exp.amount_clp for exp in self.expenses.all())
183: 
184:     @property
185:     def expenses_count(self):
186:         return self.expenses.count()
187: 
188:     class Meta:
189:         verbose_name = "Informe de Rendición de Gastos"
190:         verbose_name_plural = "Informes de Rendición de Gastos"
191:         ordering = ['-created_at']
192: 
193: 
194: class Expense(models.Model):
195:     expense_code = models.CharField(max_length=50, unique=True, default=uuid.uuid4, verbose_name="Código Transacción")
196:     report = models.ForeignKey(ExpenseReport, on_delete=models.SET_NULL, null=True, blank=True, related_name='expenses', verbose_name="Informe de Rendición (Opcional)")
197:     project = models.ForeignKey(Project, on_delete=models.CASCADE, related_name='expenses', verbose_name="Proyecto")
198:     category = models.ForeignKey(Category, on_delete=models.SET_NULL, null=True, blank=True, related_name='expenses', verbose_name="Subcategoría")
199:     
200:     document_number = models.CharField(max_length=50, blank=True, null=True, verbose_name="N° Folio Boleta / Factura")
201:     
202:     amount_clp = models.DecimalField(max_digits=15, decimal_places=2, verbose_name="Monto Neto (CLP)")
203:     tax_type = models.CharField(max_length=20, choices=TaxTypeEnum.choices, default=TaxTypeEnum.IVA_19, verbose_name="Tipo de Impuesto")
204:     tax_amount_clp = models.DecimalField(max_digits=15, decimal_places=2, default=0, verbose_name="Monto Impuesto (CLP)")
205:     total_amount_clp = models.DecimalField(max_digits=15, decimal_places=2, default=0, verbose_name="Monto Total (CLP)")
206:     
207:     amount_usd = models.DecimalField(max_digits=15, decimal_places=2, default=0, verbose_name="Monto Total (USD)")
208:     currency = models.CharField(max_length=10, choices=CurrencyEnum.choices, default=CurrencyEnum.CLP, verbose_name="Moneda Original")
209:     exchange_rate = models.DecimalField(max_digits=10, decimal_places=2, default=950.0, verbose_name="Tipo de Cambio")
210:     
211:     description = models.TextField(verbose_name="Detalle de Imputación")
212:     date = models.DateField(verbose_name="Fecha del Gasto")
213:     
214:     vendor = models.ForeignKey(Vendor, on_delete=models.SET_NULL, null=True, blank=True, related_name='expenses', verbose_name="Proveedor / Emisor")
215:     
216:     region = models.CharField(max_length=100, blank=True, null=True, verbose_name="Región (Chile)")
217:     comuna = models.CharField(max_length=100, blank=True, null=True, verbose_name="Comuna")
218:     vehicle_ownership = models.CharField(max_length=50, blank=True, null=True, choices=VehicleOwnershipEnum.choices, verbose_name="Modalidad / Vehículo")
219:     
220:     is_reimbursement = models.BooleanField(default=False, verbose_name="¿Es Rendición / Reembolso de Gastos?")
221: 
222:     approval_status = models.CharField(max_length=50, choices=ApprovalStatusEnum.choices, default=ApprovalStatusEnum.EN_REVISION, verbose_name="Estado de Aprobación")
223:     
224:     user = models.ForeignKey(User, on_delete=models.CASCADE, related_name='expenses_created', verbose_name="Registrado por")
225:     responsible_person = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True, related_name='expenses_responsible', verbose_name="Responsable Solicitante / Rendidor")
226:     elevated_by = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True, related_name='expenses_elevated', verbose_name="Elevado por (Paso 2)")
227:     paid_by = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True, related_name='expenses_paid', verbose_name="Pagado por (Paso 3)")
228:     
229:     rejection_reason = models.TextField(blank=True, null=True, verbose_name="Motivo de Observación/Rechazo")
230:     paid_at = models.DateTimeField(null=True, blank=True, verbose_name="Fecha de Pago")
231: 
232:     created_at = models.DateTimeField(auto_now_add=True)
233:     updated_at = models.DateTimeField(auto_now=True)
234: 
235:     def save(self, *args, **kwargs):
236:         if not self.amount_usd or self.amount_usd == Decimal('0'):
237:             rate = Decimal(str(self.exchange_rate or '950.0'))
238:             if self.amount_clp:
239:                 amount_dec = Decimal(str(self.amount_clp))
240:                 self.amount_usd = (amount_dec / rate).quantize(Decimal('0.01'))
241:         if not self.total_amount_clp or self.total_amount_clp == Decimal('0'):
242:             amount_clp = Decimal(str(self.amount_clp or '0'))
243:             tax_clp = Decimal(str(self.tax_amount_clp or '0'))
244:             self.total_amount_clp = amount_clp + tax_clp
245:         super().save(*args, **kwargs)
246: 
247:     def __str__(self):
248:         return f"{self.expense_code} - {self.amount_clp} CLP ({self.date})"
249: 
250:     def is_vehicle_category(self):
251:         if self.category:
252:             return self.category.code == '3101' or 'combustible' in self.category.name.lower()
253:         return False
254:     
255:     class Meta:
256:         verbose_name = "Gasto"
257:         verbose_name_plural = "Gastos"
258:         ordering = ['-date', '-created_at']
259: 
260: 
261: class VehicleLog(models.Model):
262:     expense = models.OneToOneField(Expense, on_delete=models.CASCADE, related_name='vehicle_log', null=True, blank=True, verbose_name="Gasto Asociado")
263:     project = models.ForeignKey(Project, on_delete=models.CASCADE, related_name='vehicle_logs', verbose_name="Proyecto")
264:     
265:     license_plate = models.CharField(max_length=20, verbose_name="Patente Vehículo")
266:     driver_name = models.CharField(max_length=150, verbose_name="Nombre Conductor")
267:     driver_rut = models.CharField(max_length=20, blank=True, verbose_name="RUT Conductor")
268:     
269:     odometer_start = models.DecimalField(max_digits=10, decimal_places=1, default=0, verbose_name="Odómetro Inicial (KM)")
270:     odometer_end = models.DecimalField(max_digits=10, decimal_places=1, default=0, verbose_name="Odómetro Final (KM)")
271:     km_traveled = models.DecimalField(max_digits=10, decimal_places=1, default=0, verbose_name="KM Recorridos")
272:     
273:     fuel_type = models.CharField(max_length=50, default="Diésel", verbose_name="Tipo Combustible", blank=True)
274:     fuel_liters = models.DecimalField(max_digits=8, decimal_places=2, default=0, blank=True, verbose_name="Litros Cargados")
275:     
276:     route_origin = models.CharField(max_length=150, verbose_name="Origen", default="Oficina / Base")
277:     route_destination = models.CharField(max_length=150, verbose_name="Destino / Faena")
278:     
279:     log_date = models.DateField(verbose_name="Fecha de Registro")
280:     notes = models.TextField(blank=True, verbose_name="Observaciones de Ruta")
281:     
282:     created_at = models.DateTimeField(auto_now_add=True)
283: 
284:     def save(self, *args, **kwargs):
285:         if self.odometer_end and self.odometer_start and self.odometer_end >= self.odometer_start:
286:             self.km_traveled = self.odometer_end - self.odometer_start
287:         super().save(*args, **kwargs)
288: 
289:     def __str__(self):
290:         return f"{self.license_plate} - {self.driver_name} ({self.km_traveled} KM)"
291: 
292:     class Meta:
293:         verbose_name = "Bitácora de Vehículo"
294:         verbose_name_plural = "Bitácoras de Vehículos"
295:         ordering = ['-log_date']
296: 
297: 
298: class Document(models.Model):
299:     expense = models.ForeignKey(Expense, on_delete=models.CASCADE, related_name='documents', verbose_name="Gasto Relacionado")
300:     file = models.FileField(upload_to='evidences/', verbose_name="Archivo Adjunto")
301:     file_type = models.CharField(max_length=50, blank=True, verbose_name="Tipo de Archivo")
302:     title = models.CharField(max_length=200, blank=True, verbose_name="Título del Documento")
303:     uploaded_at = models.DateTimeField(auto_now_add=True, verbose_name="Fecha de Subida")
304:     uploaded_by = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, verbose_name="Subido por")
305: 
306:     def __str__(self):
307:         return f"Evidencia para {self.expense.expense_code}"
308: 
309:     @property
310:     def is_image(self):
311:         ext = self.file.name.lower().split('.')[-1] if '.' in self.file.name else ''
312:         return ext in ['jpg', 'jpeg', 'png', 'gif', 'webp']
313: 
314:     @property
315:     def is_pdf(self):
316:         return self.file.name.lower().endswith('.pdf')
317: 
318:     class Meta:
319:         verbose_name = "Documento Evidencia"
320:         verbose_name_plural = "Documentos Evidencias"
321: 
322: 
323: class UserProfile(models.Model):
324:     user = models.OneToOneField(User, on_delete=models.CASCADE, related_name='profile', verbose_name="Usuario")
325:     rut = models.CharField(max_length=20, blank=True, null=True, verbose_name="RUT")
326:     job_title = models.CharField(max_length=150, blank=True, null=True, verbose_name="Cargo")
327:     description = models.TextField(blank=True, verbose_name="Descripción del Responsable")
328:     specialties = models.ManyToManyField('Category', blank=True, related_name='specialists', verbose_name="Especialidades / Habilidades")
329:     
330:     created_at = models.DateTimeField(auto_now_add=True, verbose_name="Fecha de Registro")
331:     updated_at = models.DateTimeField(auto_now=True, verbose_name="Última Modificación")
332: 
333:     def __str__(self):
334:         return f"Perfil de {self.user.username}"
335:     
336:     class Meta:
337:         verbose_name = "Perfil de Usuario"
338:         verbose_name_plural = "Perfiles de Usuario"
339: 
340: 
341: class AuditLog(models.Model):
342:     user = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True, verbose_name="Usuario")
343:     action = models.CharField(max_length=100, verbose_name="Acción")
344:     entity_name = models.CharField(max_length=100, blank=True, null=True, verbose_name="Entidad (Tabla)")
345:     entity_id = models.CharField(max_length=100, blank=True, null=True, verbose_name="ID Entidad")
346:     field_changed = models.CharField(max_length=100, blank=True, null=True, verbose_name="Campo Modificado")
347:     old_value = models.TextField(blank=True, null=True, verbose_name="Valor Anterior")
348:     new_value = models.TextField(blank=True, null=True, verbose_name="Valor Nuevo")
349:     
350:     description = models.TextField(verbose_name="Detalle del Cambio")
351:     timestamp = models.DateTimeField(auto_now_add=True, verbose_name="Fecha y Hora")
352: 
353:     def __str__(self):
354:         return f"{self.timestamp} - {self.user.username if self.user else 'Sistema'}: {self.action}"
355: 
356:     class Meta:
357:         ordering = ['-timestamp']
358:         verbose_name = "Log de Auditoría (SAP CDHDR/CDPOS)"
359:         verbose_name_plural = "Logs de Auditoría"
360: 
361: 
362: class SystemSetting(models.Model):
363:     global_budget = models.DecimalField(max_digits=15, decimal_places=2, default=25000000.00, verbose_name="Presupuesto General I+D+i")
364:     usd_exchange_rate = models.DecimalField(max_digits=10, decimal_places=2, default=950.0, verbose_name="Tasa USD/CLP por Defecto")
365:     iva_rate = models.DecimalField(max_digits=5, decimal_places=2, default=19.00, verbose_name="Tasa de IVA (% Dinámico SII)")
366:     
367:     def __str__(self):
368:         return "Configuración Global EFINTEL"
369: 
370:     class Meta:
371:         verbose_name = "Configuración del Sistema"
372:         verbose_name_plural = "Configuraciones del Sistema"
373: """

out_lines = []
for line in part1.split("\n"):
    if re.match(r'^\d+:\s', line):
        out_lines.append(line.split(": ", 1)[1])

with open('expenses/models.py', 'w', encoding='utf-8') as f:
    f.write("\n".join(out_lines))