Feat: Implementado cálculo de ISR en nóminas

- Agregado campo isr_table_id en tabla months para seleccionar tabla ISR por mes
- Creado servicio IsrCalculator para calcular ISR mensual y quincenal
- Modificado CommissionCalculator para descontar ISR del total a pagar
- Agregado selector de tabla ISR en formulario de crear/editar mes
- Actualizada vista de meses para mostrar tabla ISR asignada
- Actualizados reportes mensual y quincenal para mostrar ISR descontado

resources/views/months/create.blade.php

@@ -41,6 +41,19 @@
                                value="{{ old('year', now()->year) }}" min="2020" max="2100" required>
                     </div>
 
+                    <div class="mb-3">
+                        <label for="isr_table_id" class="form-label">Tabla ISR</label>
+                        <select class="form-select" id="isr_table_id" name="isr_table_id">
+                            <option value="">-- Sin ISR --</option>
+                            @foreach($isrTables as $table)
+                                <option value="{{ $table->id }}">
+                                    {{ $table->year }} ({{ $table->brackets->count() }} rangos)
+                                </option>
+                            @endforeach
+                        </select>
+                        <small class="text-muted">Selecciona la tabla ISR a aplicar en este mes</small>
+                    </div>
+
                     <div class="d-flex gap-2">
                         <button type="submit" class="btn btn-success">Crear Mes</button>
                         <a href="{{ route('months.index') }}" class="btn btn-secondary">Cancelar</a>

resources/views/months/edit.blade.php

@@ -41,6 +41,19 @@
                         </select>
                     </div>
 
+                    <div class="mb-3">
+                        <label for="isr_table_id" class="form-label">Tabla ISR</label>
+                        <select class="form-select" id="isr_table_id" name="isr_table_id">
+                            <option value="">-- Sin ISR --</option>
+                            @foreach($isrTables as $table)
+                                <option value="{{ $table->id }}" {{ $month->isr_table_id == $table->id ? 'selected' : '' }}>
+                                    {{ $table->year }} ({{ $table->brackets->count() }} rangos)
+                                </option>
+                            @endforeach
+                        </select>
+                        <small class="text-muted">Selecciona la tabla ISR a aplicar en este mes</small>
+                    </div>
+
                     <div class="d-flex gap-2">
                         <button type="submit" class="btn btn-primary">Actualizar</button>
                         <a href="{{ route('months.show', $month->id) }}" class="btn btn-secondary">Cancelar</a>

resources/views/months/index.blade.php

@@ -36,11 +36,20 @@
                             <span class="badge bg-info">Pagado</span>
                         @endif
                     </p>
+                    <p class="mb-1">
+                        <small class="text-muted">ISR: </small>
+                        @if($month->isrTable)
+                            <span class="badge bg-primary">{{ $month->isrTable->year }}</span>
+                        @else
+                            <span class="badge bg-secondary">Sin ISR</span>
+                        @endif
+                    </p>
                     <p class="mb-1"><small class="text-muted">Ventas: ${{ number_format($month->dailySales()->sum('user_sales'), 2) }}</small></p>
                     <p class="mb-0"><small class="text-muted">Gastos: ${{ number_format($month->expenses()->sum('amount'), 2) }}</small></p>
                 </div>
                 <div class="card-footer bg-transparent">
                     <a href="{{ route('months.show', $month->id) }}" class="btn btn-sm btn-primary">Ver Detalles</a>
+                    <a href="{{ route('months.edit', $month->id) }}" class="btn btn-sm btn-secondary">Editar</a>
                 </div>
             </div>
         </div>