initial commit

Features/Organization/EmployeeGroup/Cqrs/CreateEmployeeGroupHandler.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.Organization.EmployeeGroup.Cqrs;
+
+public class CreateEmployeeGroupRequest
+{
+    public string? Name { get; set; }
+    public string? Description { get; set; }
+}
+
+public class CreateEmployeeGroupResponse
+{
+    public string? Id { get; set; }
+    public string? Name { get; set; }
+}
+
+public record CreateEmployeeGroupCommand(CreateEmployeeGroupRequest Data) : IRequest<CreateEmployeeGroupResponse>;
+
+public class CreateEmployeeGroupHandler : IRequestHandler<CreateEmployeeGroupCommand, CreateEmployeeGroupResponse>
+{
+    private readonly AppDbContext _context;
+
+    public CreateEmployeeGroupHandler(AppDbContext context) => _context = context;
+
+    public async Task<CreateEmployeeGroupResponse> Handle(CreateEmployeeGroupCommand request, CancellationToken cancellationToken)
+    {
+        var isExists = await _context.EmployeeGroup
+            .AnyAsync(x => x.Name == request.Data.Name, cancellationToken);
+
+        if (isExists)
+        {
+            throw new AlreadyExistsException("Employee Group", request.Data.Name ?? string.Empty);
+        }
+
+        var entity = new Data.Entities.EmployeeGroup
+        {
+            Name = request.Data.Name,
+            Description = request.Data.Description
+        };
+
+        _context.EmployeeGroup.Add(entity);
+        await _context.SaveChangesAsync(cancellationToken);
+
+        return new CreateEmployeeGroupResponse
+        {
+            Id = entity.Id,
+            Name = entity.Name
+        };
+    }
+}

Features/Organization/EmployeeGroup/Cqrs/CreateEmployeeGroupValidator.cs

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+using FluentValidation;
+using Indotalent.Shared.Consts;
+
+namespace Indotalent.Features.Organization.EmployeeGroup.Cqrs;
+
+public class CreateEmployeeGroupValidator : AbstractValidator<CreateEmployeeGroupRequest>
+{
+    public CreateEmployeeGroupValidator()
+    {
+        RuleFor(x => x.Name)
+            .NotEmpty().WithMessage("Group Name is required")
+            .MaximumLength(GlobalConsts.StringLengthShort);
+
+        RuleFor(x => x.Description)
+            .MaximumLength(GlobalConsts.StringLengthMedium);
+    }
+}

Features/Organization/EmployeeGroup/Cqrs/DeleteEmployeeGroupByIdHandler.cs

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

Features/Organization/EmployeeGroup/Cqrs/GetEmployeeGroupByIdHandler.cs

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+using Indotalent.Infrastructure.Database;
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+
+namespace Indotalent.Features.Organization.EmployeeGroup.Cqrs;
+
+public class GetEmployeeGroupByIdResponse
+{
+    public string? Id { get; set; }
+    public string? Name { 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 GetEmployeeGroupByIdQuery(string Id) : IRequest<GetEmployeeGroupByIdResponse?>;
+
+public class GetEmployeeGroupByIdHandler : IRequestHandler<GetEmployeeGroupByIdQuery, GetEmployeeGroupByIdResponse?>
+{
+    private readonly AppDbContext _context;
+
+    public GetEmployeeGroupByIdHandler(AppDbContext context) => _context = context;
+
+    public async Task<GetEmployeeGroupByIdResponse?> Handle(GetEmployeeGroupByIdQuery request, CancellationToken cancellationToken)
+    {
+        return await _context.EmployeeGroup
+            .AsNoTracking()
+            .Where(x => x.Id == request.Id)
+            .Select(x => new GetEmployeeGroupByIdResponse
+            {
+                Id = x.Id,
+                Name = x.Name,
+                Description = x.Description,
+                CreatedAt = x.CreatedAt,
+                CreatedBy = x.CreatedBy,
+                UpdatedAt = x.UpdatedAt,
+                UpdatedBy = x.UpdatedBy,
+            })
+            .FirstOrDefaultAsync(cancellationToken);
+    }
+}

Features/Organization/EmployeeGroup/Cqrs/GetEmployeeGroupListHandler.cs

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+using Indotalent.Infrastructure.Database;
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+
+namespace Indotalent.Features.Organization.EmployeeGroup.Cqrs;
+
+public class GetEmployeeGroupListResponse
+{
+    public string? Id { get; set; }
+    public string? Name { 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 GetEmployeeGroupListQuery() : IRequest<List<GetEmployeeGroupListResponse>>;
+
+public class GetEmployeeGroupListHandler : IRequestHandler<GetEmployeeGroupListQuery, List<GetEmployeeGroupListResponse>>
+{
+    private readonly AppDbContext _context;
+
+    public GetEmployeeGroupListHandler(AppDbContext context) => _context = context;
+
+    public async Task<List<GetEmployeeGroupListResponse>> Handle(GetEmployeeGroupListQuery request, CancellationToken cancellationToken)
+    {
+        return await _context.EmployeeGroup
+            .AsNoTracking()
+            .OrderBy(x => x.Name)
+            .Select(x => new GetEmployeeGroupListResponse
+            {
+                Id = x.Id,
+                Name = x.Name,
+                Description = x.Description,
+                CreatedAt = x.CreatedAt,
+                CreatedBy = x.CreatedBy,
+                UpdatedAt = x.UpdatedAt,
+                UpdatedBy = x.UpdatedBy,
+            })
+            .ToListAsync(cancellationToken);
+    }
+}

Features/Organization/EmployeeGroup/Cqrs/UpdateEmployeeGroupHandler.cs

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+using Indotalent.ConfigBackEnd.Exceptions;
+using Indotalent.Infrastructure.Database;
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+
+namespace Indotalent.Features.Organization.EmployeeGroup.Cqrs;
+
+public class UpdateEmployeeGroupRequest
+{
+    public string? Id { get; set; }
+    public string? Name { 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 UpdateEmployeeGroupResponse
+{
+    public string? Id { get; set; }
+    public bool Success { get; set; }
+}
+
+public record UpdateEmployeeGroupCommand(UpdateEmployeeGroupRequest Data) : IRequest<UpdateEmployeeGroupResponse>;
+
+public class UpdateEmployeeGroupHandler : IRequestHandler<UpdateEmployeeGroupCommand, UpdateEmployeeGroupResponse>
+{
+    private readonly AppDbContext _context;
+
+    public UpdateEmployeeGroupHandler(AppDbContext context) => _context = context;
+
+    public async Task<UpdateEmployeeGroupResponse> Handle(UpdateEmployeeGroupCommand request, CancellationToken cancellationToken)
+    {
+        var isExists = await _context.EmployeeGroup
+            .AnyAsync(x => x.Name == request.Data.Name && x.Id != request.Data.Id, cancellationToken);
+
+        if (isExists)
+        {
+            throw new AlreadyExistsException("Employee Group", request.Data.Name ?? string.Empty);
+        }
+
+        var entity = await _context.EmployeeGroup
+            .FirstOrDefaultAsync(x => x.Id == request.Data.Id, cancellationToken);
+
+        if (entity == null)
+        {
+            return new UpdateEmployeeGroupResponse { Id = request.Data.Id, Success = false };
+        }
+
+        entity.Name = request.Data.Name;
+        entity.Description = request.Data.Description;
+        await _context.SaveChangesAsync(cancellationToken);
+
+        return new UpdateEmployeeGroupResponse
+        {
+            Id = entity.Id,
+            Success = true
+        };
+    }
+}

Features/Organization/EmployeeGroup/Cqrs/UpdateEmployeeGroupValidator.cs

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+using FluentValidation;
+using Indotalent.Shared.Consts;
+
+namespace Indotalent.Features.Organization.EmployeeGroup.Cqrs;
+
+public class UpdateEmployeeGroupValidator : AbstractValidator<UpdateEmployeeGroupRequest>
+{
+    public UpdateEmployeeGroupValidator()
+    {
+        RuleFor(x => x.Id)
+            .NotEmpty().WithMessage("ID is required for update");
+
+        RuleFor(x => x.Name)
+            .NotEmpty().WithMessage("Group Name is required")
+            .MaximumLength(GlobalConsts.StringLengthShort);
+
+        RuleFor(x => x.Description)
+            .MaximumLength(GlobalConsts.StringLengthMedium);
+    }
+}