using AutoMapper;
using PowderCoating.Core.Entities;
using PowderCoating.Core.Enums;
using PowderCoating.Application.DTOs.Maintenance;

namespace PowderCoating.Application.Mappings;

public class MaintenanceProfile : Profile
{
    public MaintenanceProfile()
    {
        // MaintenanceRecord to MaintenanceRecordDto
        CreateMap<MaintenanceRecord, MaintenanceRecordDto>()
            .ForMember(dest => dest.EquipmentName,
                      opt => opt.MapFrom(src => src.Equipment.EquipmentName))
            .ForMember(dest => dest.Status,
                      opt => opt.MapFrom(src => src.Status.ToString()))
            .ForMember(dest => dest.StatusDisplay,
                      opt => opt.MapFrom(src => FormatEnumName(src.Status.ToString())))
            .ForMember(dest => dest.Priority,
                      opt => opt.MapFrom(src => src.Priority.ToString()))
            .ForMember(dest => dest.PriorityDisplay,
                      opt => opt.MapFrom(src => src.Priority.ToString()))
            .ForMember(dest => dest.PerformedByName,
                      opt => opt.MapFrom(src => src.PerformedBy != null ? src.PerformedBy.FullName : null))
            .ForMember(dest => dest.AssignedWorkerName,
                      opt => opt.MapFrom(src => src.AssignedUser != null ? src.AssignedUser.FullName : null))
            .ForMember(dest => dest.RecurrenceFrequency,
                      opt => opt.MapFrom(src => src.RecurrenceFrequency.HasValue
                          ? FormatEnumName(src.RecurrenceFrequency.Value.ToString())
                          : null));

        // CreateMaintenanceDto to MaintenanceRecord
        CreateMap<CreateMaintenanceDto, MaintenanceRecord>()
            .ForMember(dest => dest.Status,
                      opt => opt.MapFrom(src => Enum.Parse<MaintenanceStatus>(src.Status)))
            .ForMember(dest => dest.Priority,
                      opt => opt.MapFrom(src => Enum.Parse<MaintenancePriority>(src.Priority)))
            .ForMember(dest => dest.TotalCost,
                      opt => opt.MapFrom(src => src.LaborCost + src.PartsCost));

        // UpdateMaintenanceDto to MaintenanceRecord
        CreateMap<UpdateMaintenanceDto, MaintenanceRecord>()
            .ForMember(dest => dest.Status,
                      opt => opt.MapFrom(src => Enum.Parse<MaintenanceStatus>(src.Status)))
            .ForMember(dest => dest.Priority,
                      opt => opt.MapFrom(src => Enum.Parse<MaintenancePriority>(src.Priority)))
            .ForMember(dest => dest.TotalCost,
                      opt => opt.MapFrom(src => src.LaborCost + src.PartsCost));

        // MaintenanceRecord to UpdateMaintenanceDto (needed for Edit GET action)
        CreateMap<MaintenanceRecord, UpdateMaintenanceDto>()
            .ForMember(dest => dest.Status,
                      opt => opt.MapFrom(src => src.Status.ToString()))
            .ForMember(dest => dest.Priority,
                      opt => opt.MapFrom(src => src.Priority.ToString()));
        // RecurrenceFrequency, IsRecurring, RecurrenceEndDate map automatically (same type)

        // MaintenanceRecord to MaintenanceListDto
        CreateMap<MaintenanceRecord, MaintenanceListDto>()
            .ForMember(dest => dest.EquipmentName,
                      opt => opt.MapFrom(src => src.Equipment.EquipmentName))
            .ForMember(dest => dest.Status,
                      opt => opt.MapFrom(src => src.Status.ToString()))
            .ForMember(dest => dest.StatusDisplay,
                      opt => opt.MapFrom(src => FormatEnumName(src.Status.ToString())))
            .ForMember(dest => dest.Priority,
                      opt => opt.MapFrom(src => src.Priority.ToString()))
            .ForMember(dest => dest.PriorityDisplay,
                      opt => opt.MapFrom(src => src.Priority.ToString()));
        // IsRecurring and RecurrenceGroupId map automatically
    }

    private static string FormatEnumName(string enumName)
    {
        // Convert "InProgress" to "In Progress"
        return System.Text.RegularExpressions.Regex.Replace(enumName, "([a-z])([A-Z])", "$1 $2");
    }
}