| | | 1 | | namespace FAU.Logica.Services; |
| | | 2 | | |
| | | 3 | | /// <summary> |
| | | 4 | | /// Calculadora de descuentos legales (Montepio, FONASA, FRL). |
| | | 5 | | /// Métodos puros que reciben la base sobre la que se aplican las tasas y |
| | | 6 | | /// retornan el monto correspondiente, redondeado a 2 decimales. |
| | | 7 | | /// </summary> |
| | | 8 | | public interface IDescuentosLegalesCalculator |
| | | 9 | | { |
| | | 10 | | decimal CalcularMontepio(decimal baseSdl, decimal tasaMontepio); |
| | | 11 | | decimal CalcularFonasa(decimal baseSdl, decimal tasaFonasa); |
| | | 12 | | decimal CalcularFrl(decimal baseSdl, decimal tasaFrl); |
| | | 13 | | } |
| | | 14 | | |
| | | 15 | | public class DescuentosLegalesCalculator : IDescuentosLegalesCalculator |
| | | 16 | | { |
| | | 17 | | /// <summary> |
| | | 18 | | /// Calcula Montepio aplicando la tasa sobre la base SDL. |
| | | 19 | | /// </summary> |
| | | 20 | | public decimal CalcularMontepio(decimal baseSdl, decimal tasaMontepio) |
| | | 21 | | { |
| | 16 | 22 | | var monto = baseSdl * tasaMontepio; |
| | 16 | 23 | | return Math.Round(monto, 2, MidpointRounding.AwayFromZero); |
| | | 24 | | } |
| | | 25 | | |
| | | 26 | | /// <summary> |
| | | 27 | | /// Calcula FONASA aplicando la tasa sobre la base SDL. |
| | | 28 | | /// </summary> |
| | | 29 | | public decimal CalcularFonasa(decimal baseSdl, decimal tasaFonasa) |
| | | 30 | | { |
| | 16 | 31 | | var monto = baseSdl * tasaFonasa; |
| | 16 | 32 | | return Math.Round(monto, 2, MidpointRounding.AwayFromZero); |
| | | 33 | | } |
| | | 34 | | |
| | | 35 | | /// <summary> |
| | | 36 | | /// Calcula FRL aplicando la tasa sobre la base SDL. |
| | | 37 | | /// </summary> |
| | | 38 | | public decimal CalcularFrl(decimal baseSdl, decimal tasaFrl) |
| | | 39 | | { |
| | 16 | 40 | | var monto = baseSdl * tasaFrl; |
| | 16 | 41 | | return Math.Round(monto, 2, MidpointRounding.AwayFromZero); |
| | | 42 | | } |
| | | 43 | | } |