Renamed folder

SchengenVisaApi/ApplicationLayer/Services/VisaApplications/Handlers/IVisaApplicationRequestsHandler.cs

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+using ApplicationLayer.Services.VisaApplications.Requests;
+using Domains.VisaApplicationDomain;
+
+namespace ApplicationLayer.Services.VisaApplications.Handlers;
+
+public interface IVisaApplicationRequestsHandler
+{
+    Task<List<VisaApplication>> Get(CancellationToken cancellationToken);
+
+    void HandleCreateRequest(Guid userId, VisaApplicationCreateRequest request, CancellationToken cancellationToken);
+}

SchengenVisaApi/ApplicationLayer/Services/VisaApplications/Handlers/VisaApplicationRequestsHandler.cs

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+using ApplicationLayer.GeneralNeededServices;
+using ApplicationLayer.Services.Applicants.NeededServices;
+using ApplicationLayer.Services.Locations.NeededServices;
+using ApplicationLayer.Services.VisaApplications.Models;
+using ApplicationLayer.Services.VisaApplications.NeededServices;
+using ApplicationLayer.Services.VisaApplications.Requests;
+using Domains.VisaApplicationDomain;
+
+namespace ApplicationLayer.Services.VisaApplications.Handlers;
+
+/// Handles visa requests
+public class VisaApplicationRequestsHandler(
+    IVisaApplicationsRepository applications,
+    IApplicantsRepository applicants,
+    ICountriesRepository countries,
+    IUnitOfWork unitOfWork) : IVisaApplicationRequestsHandler
+{
+    public async Task<List<VisaApplication>> Get(CancellationToken cancellationToken) => await applications.GetAllAsync(cancellationToken);
+
+    public async void HandleCreateRequest(Guid userId, VisaApplicationCreateRequest request, CancellationToken cancellationToken)
+    {
+        //TODO fix
+        //TODO mapper
+
+        var applicant = await applicants.FindByUserIdAsync(userId, cancellationToken);
+
+        var pastVisits = request.PastVisits.Select(m => ConvertPastVisitModelToPastVisit(m, cancellationToken).Result).ToList();
+        var visaApplication = new VisaApplication
+        {
+            Applicant = applicant,
+            RequestedNumberOfEntries = request.RequestedNumberOfEntries,
+            ValidDaysRequested = request.ValidDaysRequested,
+            ReentryPermit = request.ReentryPermit,
+            VisaCategory = request.VisaCategory,
+            PermissionToDestCountry = request.PermissionToDestCountry,
+            DestinationCountry = await countries.GetByIdAsync(request.DestinationCountryId, cancellationToken),
+            PastVisas = request.PastVisas.ToList(),
+            PastVisits = pastVisits,
+            ForGroup = request.IsForGroup,
+            RequestDate = DateTime.Today
+        };
+
+        await applications.AddAsync(visaApplication, cancellationToken);
+
+        await unitOfWork.SaveAsync(cancellationToken);
+    }
+
+    private async Task<PastVisit> ConvertPastVisitModelToPastVisit(PastVisitModel model, CancellationToken cancellationToken)
+    {
+        return new PastVisit
+        {
+            DestinationCountry = await countries.GetByIdAsync(model.DestinationCountryId, cancellationToken),
+            StartDate = model.StartDate,
+            EndDate = model.EndDate
+        };
+    }
+}

SchengenVisaApi/ApplicationLayer/Services/VisaApplications/Models/PastVisitModel.cs

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+namespace ApplicationLayer.Services.VisaApplications.Models
+{
+    public class PastVisitModel
+    {
+        /// First day of <see cref="PastVisitModel"/>
+        public DateTime StartDate { get; set; }
+
+        /// Last day of <see cref="PastVisitModel"/>
+        public DateTime EndDate { get; set; }
+
+        /// Identifier of destination country of <see cref="PastVisitModel"/>
+        public Guid DestinationCountryId { get; set; }
+    }
+}

SchengenVisaApi/ApplicationLayer/Services/VisaApplications/NeededServices/IVisaApplicationsRepository.cs

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+using ApplicationLayer.GeneralNeededServices;
+using Domains.VisaApplicationDomain;
+
+namespace ApplicationLayer.Services.VisaApplications.NeededServices;
+
+public interface IVisaApplicationsRepository : IGenericRepository<VisaApplication>;

SchengenVisaApi/ApplicationLayer/Services/VisaApplications/Requests/VisaApplicationCreateRequest.cs

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+using ApplicationLayer.Services.VisaApplications.Models;
+using Domains.VisaApplicationDomain;
+
+namespace ApplicationLayer.Services.VisaApplications.Requests;
+
+/// Model of visa request from user
+public record VisaApplicationCreateRequest(
+    ReentryPermit ReentryPermit,
+    Guid DestinationCountryId,
+    VisaCategory VisaCategory,
+    bool IsForGroup,
+    RequestedNumberOfEntries RequestedNumberOfEntries,
+    int ValidDaysRequested,
+    PastVisa[] PastVisas,
+    PermissionToDestCountry? PermissionToDestCountry,
+    PastVisitModel[] PastVisits
+);