using EonaCat.gRPC.Core.Interfaces.Services;
using EonaCat.gRPC.Proto;
using EonaCat.Mapper;

namespace EonaCat.gRPC.Api.Services;

public class UserHandler : IProtoUserService
{
    private readonly IUserService _userService;

    public UserHandler(IUserService userService)
    {
        _userService = userService;
    }

    public async ValueTask<BaseResponse<string>> Create(UserCreateRequest userCreateRequest)
    {
        var user = CustomMapper.Map<UserCreateRequest, UserEntity>(userCreateRequest);
        var response = await _userService.CreateUser(user);
        return BaseResponse<string>.Created(response.ToString());
    }

    public async Task<BaseResponse<List<UserResponse>?>> GetAsync()
    {
        var users = await _userService.GetAsync();
        var mapped = CustomMapper.Map<List<UserEntity>, List<UserResponse>>(users.ToList());
        return BaseResponse<List<UserResponse>?>.Ok(mapped);
    }

    public async Task<BaseResponse<UserResponse?>> GetByIdAsync(string id)
    {
        if (string.IsNullOrEmpty(id) || !long.TryParse(id, out _))
            return BaseResponse<UserResponse?>.Failed(null, message: "Invalid ID: It is either empty or not a valid long.");
        var user = await _userService.GetAsync(Convert.ToInt64(id));
        var mapped = CustomMapper.Map<UserEntity, UserResponse>(user);
        return BaseResponse<UserResponse>.Ok(mapped);
    }
}