initial commit

Features/Setting/Tax/Cqrs/CreateTaxHandler.cs

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+using Indotalent.ConfigBackEnd.Exceptions;
+using Indotalent.ConfigBackEnd.Extensions;
+using Indotalent.Infrastructure.Database;
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+
+namespace Indotalent.Features.Setting.Tax.Cqrs;
+
+public class CreateTaxRequest
+{
+    public string? Code { get; set; }
+    public string? Name { get; set; }
+    public decimal PercentageValue { get; set; }
+    public string? Category { get; set; }
+    public string? Description { get; set; }
+}
+
+public class CreateTaxResponse
+{
+    public string? Id { get; set; }
+    public string? Code { get; set; }
+}
+
+public record CreateTaxCommand(CreateTaxRequest Data) : IRequest<CreateTaxResponse>;
+
+public class CreateTaxHandler : IRequestHandler<CreateTaxCommand, CreateTaxResponse>
+{
+    private readonly AppDbContext _context;
+
+    public CreateTaxHandler(AppDbContext context) => _context = context;
+
+    public async Task<CreateTaxResponse> Handle(CreateTaxCommand request, CancellationToken cancellationToken)
+    {
+        var isExists = await _context.Tax
+            .AnyAsync(x => x.Code == request.Data.Code, cancellationToken);
+
+        if (isExists)
+        {
+            throw new AlreadyExistsException("Tax", request.Data.Code ?? string.Empty);
+        }
+
+        var entityName = nameof(Data.Entities.Tax);
+
+        var autoNo = await _context.GenerateAutoNumberAsync(
+            entityName: entityName,
+            prefixTemplate: $"{entityName.ToShortNameConsonant(3)}/{{Year}}/",
+            ct: cancellationToken
+        );
+
+        var entity = new Data.Entities.Tax
+        {
+            AutoNumber = autoNo,
+            Code = request.Data.Code,
+            Name = request.Data.Name,
+            PercentageValue = request.Data.PercentageValue,
+            Category = request.Data.Category,
+            Description = request.Data.Description
+        };
+
+        _context.Tax.Add(entity);
+        await _context.SaveChangesAsync(cancellationToken);
+
+        return new CreateTaxResponse
+        {
+            Id = entity.Id,
+            Code = entity.Code
+        };
+    }
+}

Features/Setting/Tax/Cqrs/CreateTaxValidator.cs

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+using FluentValidation;
+using Indotalent.Shared.Consts;
+
+namespace Indotalent.Features.Setting.Tax.Cqrs;
+
+public class CreateTaxValidator : AbstractValidator<CreateTaxRequest>
+{
+    public CreateTaxValidator()
+    {
+        RuleFor(x => x.Code)
+            .NotEmpty().WithMessage("Tax Code is required")
+            .MaximumLength(GlobalConsts.StringLengthShort);
+
+        RuleFor(x => x.Name)
+            .NotEmpty().WithMessage("Tax Name is required")
+            .MaximumLength(GlobalConsts.StringLengthShort);
+
+        RuleFor(x => x.Category)
+            .NotEmpty().WithMessage("Category is required")
+            .MaximumLength(GlobalConsts.StringLengthShort);
+    }
+}

Features/Setting/Tax/Cqrs/DeleteTaxByIdHandler.cs

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+using Indotalent.Infrastructure.Database;
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+
+namespace Indotalent.Features.Setting.Tax.Cqrs;
+
+public record DeleteTaxByIdRequest(string Id);
+
+public class DeleteTaxByIdHandler : IRequestHandler<DeleteTaxByIdCommand, bool>
+{
+    private readonly AppDbContext _context;
+
+    public DeleteTaxByIdHandler(AppDbContext context) => _context = context;
+
+    public async Task<bool> Handle(DeleteTaxByIdCommand request, CancellationToken cancellationToken)
+    {
+        var entity = await _context.Tax
+            .FirstOrDefaultAsync(x => x.Id == request.Data.Id, cancellationToken);
+
+        if (entity == null) return false;
+
+        _context.Tax.Remove(entity);
+        return await _context.SaveChangesAsync(cancellationToken) > 0;
+    }
+}
+
+public record DeleteTaxByIdCommand(DeleteTaxByIdRequest Data) : IRequest<bool>;

Features/Setting/Tax/Cqrs/GetTaxByIdHandler.cs

@@ -0,0 +1,49 @@
+using Indotalent.Infrastructure.Database;
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+
+namespace Indotalent.Features.Setting.Tax.Cqrs;
+
+public class GetTaxByIdResponse
+{
+    public string? Id { get; set; }
+    public string? Code { get; set; }
+    public string? Name { get; set; }
+    public decimal PercentageValue { get; set; }
+    public string? Category { get; set; }
+    public string? Description { get; set; }
+    public DateTimeOffset? CreatedAt { get; set; }
+    public string? CreatedBy { get; set; }
+    public DateTimeOffset? UpdatedAt { get; set; }
+    public string? UpdatedBy { get; set; }
+}
+
+public record GetTaxByIdQuery(string Id) : IRequest<GetTaxByIdResponse?>;
+
+public class GetTaxByIdHandler : IRequestHandler<GetTaxByIdQuery, GetTaxByIdResponse?>
+{
+    private readonly AppDbContext _context;
+
+    public GetTaxByIdHandler(AppDbContext context) => _context = context;
+
+    public async Task<GetTaxByIdResponse?> Handle(GetTaxByIdQuery request, CancellationToken cancellationToken)
+    {
+        return await _context.Tax
+            .AsNoTracking()
+            .Where(x => x.Id == request.Id)
+            .Select(x => new GetTaxByIdResponse
+            {
+                Id = x.Id,
+                Code = x.Code,
+                Name = x.Name,
+                PercentageValue = x.PercentageValue,
+                Category = x.Category,
+                Description = x.Description,
+                CreatedAt = x.CreatedAt,
+                CreatedBy = x.CreatedBy,
+                UpdatedAt = x.UpdatedAt,
+                UpdatedBy = x.UpdatedBy,
+            })
+            .FirstOrDefaultAsync(cancellationToken);
+    }
+}

Features/Setting/Tax/Cqrs/GetTaxListHandler.cs

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+using Indotalent.Infrastructure.Database;
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+
+namespace Indotalent.Features.Setting.Tax.Cqrs;
+
+public class GetTaxListResponse
+{
+    public string? Id { get; set; }
+    public string? Code { get; set; }
+    public string? Name { get; set; }
+    public decimal PercentageValue { get; set; }
+    public string? Category { get; set; }
+    public DateTimeOffset? CreatedAt { get; set; }
+    public string? CreatedBy { get; set; }
+    public DateTimeOffset? UpdatedAt { get; set; }
+    public string? UpdatedBy { get; set; }
+}
+
+public record GetTaxListQuery() : IRequest<List<GetTaxListResponse>>;
+
+public class GetTaxListHandler : IRequestHandler<GetTaxListQuery, List<GetTaxListResponse>>
+{
+    private readonly AppDbContext _context;
+
+    public GetTaxListHandler(AppDbContext context) => _context = context;
+
+    public async Task<List<GetTaxListResponse>> Handle(GetTaxListQuery request, CancellationToken cancellationToken)
+    {
+        return await _context.Tax
+            .AsNoTracking()
+            .OrderBy(x => x.Code)
+            .Select(x => new GetTaxListResponse
+            {
+                Id = x.Id,
+                Code = x.Code,
+                Name = x.Name,
+                PercentageValue = x.PercentageValue,
+                Category = x.Category,
+                CreatedAt = x.CreatedAt,
+                CreatedBy = x.CreatedBy,
+                UpdatedAt = x.UpdatedAt,
+                UpdatedBy = x.UpdatedBy,
+            })
+            .ToListAsync(cancellationToken);
+    }
+}

Features/Setting/Tax/Cqrs/UpdateTaxHandler.cs

@@ -0,0 +1,70 @@
+using Indotalent.ConfigBackEnd.Exceptions;
+using Indotalent.Infrastructure.Database;
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+
+namespace Indotalent.Features.Setting.Tax.Cqrs;
+
+public class UpdateTaxRequest
+{
+    public string? Id { get; set; }
+    public string? Code { get; set; }
+    public string? Name { get; set; }
+    public decimal PercentageValue { get; set; }
+    public string? Category { get; set; }
+    public string? Description { get; set; }
+    public DateTimeOffset? CreatedAt { get; set; }
+    public string? CreatedBy { get; set; }
+    public DateTimeOffset? UpdatedAt { get; set; }
+    public string? UpdatedBy { get; set; }
+}
+
+public class UpdateTaxResponse
+{
+    public string? Id { get; set; }
+    public bool Success { get; set; }
+}
+
+public record UpdateTaxCommand(UpdateTaxRequest Data) : IRequest<UpdateTaxResponse>;
+
+public class UpdateTaxHandler : IRequestHandler<UpdateTaxCommand, UpdateTaxResponse>
+{
+    private readonly AppDbContext _context;
+
+    public UpdateTaxHandler(AppDbContext context)
+    {
+        _context = context;
+    }
+
+    public async Task<UpdateTaxResponse> Handle(UpdateTaxCommand request, CancellationToken cancellationToken)
+    {
+        var isExists = await _context.Tax
+            .AnyAsync(x => x.Code == request.Data.Code && x.Id != request.Data.Id, cancellationToken);
+
+        if (isExists)
+        {
+            throw new AlreadyExistsException("Tax", request.Data.Code ?? string.Empty);
+        }
+
+        var entity = await _context.Tax
+            .FirstOrDefaultAsync(x => x.Id == request.Data.Id, cancellationToken);
+
+        if (entity == null)
+        {
+            return new UpdateTaxResponse { Id = request.Data.Id, Success = false };
+        }
+
+        entity.Code = request.Data.Code;
+        entity.Name = request.Data.Name;
+        entity.PercentageValue = request.Data.PercentageValue;
+        entity.Category = request.Data.Category;
+        entity.Description = request.Data.Description;
+        await _context.SaveChangesAsync(cancellationToken);
+
+        return new UpdateTaxResponse
+        {
+            Id = entity.Id,
+            Success = true
+        };
+    }
+}

Features/Setting/Tax/Cqrs/UpdateTaxValidator.cs

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+using FluentValidation;
+using Indotalent.Shared.Consts;
+
+namespace Indotalent.Features.Setting.Tax.Cqrs;
+
+public class UpdateTaxValidator : AbstractValidator<UpdateTaxRequest>
+{
+    public UpdateTaxValidator()
+    {
+        RuleFor(x => x.Id)
+            .NotEmpty().WithMessage("ID is required for update");
+
+        RuleFor(x => x.Code)
+            .NotEmpty().WithMessage("Tax Code is required")
+            .MaximumLength(GlobalConsts.StringLengthShort);
+
+        RuleFor(x => x.Name)
+            .NotEmpty().WithMessage("Tax Name is required")
+            .MaximumLength(GlobalConsts.StringLengthShort);
+
+        RuleFor(x => x.Category)
+            .NotEmpty().WithMessage("Category is required")
+            .MaximumLength(GlobalConsts.StringLengthShort);
+    }
+}