96 lines
2.7 KiB
C#
96 lines
2.7 KiB
C#
using AutoMapper;
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using DigitalData.Core.Abstraction.Application.Repository;
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using EnvelopeGenerator.Application.Common.Dto.Receiver;
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using EnvelopeGenerator.Domain.Entities;
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using MediatR;
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using Microsoft.AspNetCore.Mvc;
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using Microsoft.EntityFrameworkCore;
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using System.ComponentModel.DataAnnotations;
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using System.Security.Cryptography;
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using System.Text;
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namespace EnvelopeGenerator.Application.Receivers.Commands;
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/// <summary>
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///
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/// </summary>
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[ApiExplorerSettings(IgnoreApi = true)]
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public record CreateReceiverCommand : IRequest<(ReceiverDto Receiver, bool AlreadyExists)>
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{
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/// <summary>
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///
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/// </summary>
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[EmailAddress]
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public required string EmailAddress { get; init; }
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/// <summary>
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///
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/// </summary>
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public string? TotpSecretkey { get; init; }
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/// <summary>
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/// var bytes_arr = Encoding.UTF8.GetBytes(EmailAddress.ToUpper());<br/>
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/// var hash_arr = SHA256.HashData(bytes_arr);
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/// var hexa_str = BitConverter.ToString(hash_arr);
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/// return hexa_str.Replace("-", string.Empty);
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/// </summary>
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public string Signature
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{
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get
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{
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var bytes_arr = Encoding.UTF8.GetBytes(EmailAddress!.ToUpper());
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var hash_arr = SHA256.HashData(bytes_arr);
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var hexa_str = BitConverter.ToString(hash_arr);
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return hexa_str.Replace("-", string.Empty);
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}
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}
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/// <summary>
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/// Default value is DateTime.Now
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/// </summary>
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public DateTime AddedWhen { get; } = DateTime.Now;
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};
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/// <summary>
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///
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/// </summary>
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public class CreateReceiverCommandHandler : IRequestHandler<CreateReceiverCommand, (ReceiverDto Receiver, bool AlreadyExists)>
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{
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/// <summary>
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///
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/// </summary>
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private readonly IRepository<Receiver> _repo;
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private readonly IMapper _mapper;
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/// <summary>
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///
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/// </summary>
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/// <param name="repo"></param>
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public CreateReceiverCommandHandler(IRepository<Receiver> repo, IMapper mapper)
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{
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_repo = repo;
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_mapper = mapper;
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="request"></param>
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/// <param name="cancel"></param>
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/// <returns></returns>
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public async Task<(ReceiverDto Receiver, bool AlreadyExists)> Handle(CreateReceiverCommand request, CancellationToken cancel)
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{
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var receiver = await _repo.ReadOnly()
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.Where(r => r.EmailAddress == request.EmailAddress)
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.SingleOrDefaultAsync(cancel);
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var alreadyExists = receiver is not null;
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if (!alreadyExists)
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receiver = await _repo.CreateAsync(request, cancel);
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var receiverDto = _mapper.Map<ReceiverDto>(receiver);
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return (receiverDto, alreadyExists);
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}
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} |