ricardo/ChatMVC
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

feat: Versão com comparação de imagens

Browse Source
This commit is contained in:
Ricardo Carneiro 2025-02-19 09:32:52 -03:00
parent 93ce4db4d7
commit 653de55fb4
8 changed files with 425 additions and 73 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

42
Chat.Domain/Tools/Base64ToFormFile.cs Normal file
View File

@ -0,0 +1,42 @@
using Microsoft.AspNetCore.Http;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Chat.Domain.Tools
{
public class Base64ToFormFile
{
public static IFormFile ConvertBase64ToFormFile(string base64String, string fileName)
{
// Remove o prefixo "data:image/png;base64," se existir
if (base64String.Contains(","))
{
base64String = base64String.Split(',')[1];
}
// Converte base64 para bytes
byte[] bytes = Convert.FromBase64String(base64String);
// Cria um stream de memória com os bytes
var stream = new MemoryStream(bytes);
// Cria um IFormFile usando o stream
var formFile = new FormFile(
baseStream: stream,
baseStreamOffset: 0,
length: bytes.Length,
name: "file",
fileName: fileName
)
{
Headers = new HeaderDictionary(),
ContentType = "image/png"
};
return formFile;
}
}
}

5
Chat/ChatMvc.csproj
View File

@ -26,6 +26,7 @@
<PackageReference Include="Serilog.Sinks.Console" Version="6.0.0" />
<PackageReference Include="Serilog.Sinks.Grafana.Loki" Version="8.3.0" />
<PackageReference Include="Stripe.net" Version="45.13.0" />
<PackageReference Include="System.IdentityModel.Tokens.Jwt" Version="8.5.0" />
</ItemGroup>
<ItemGroup>
@ -36,6 +37,10 @@
<None Include="wwwroot\js\notif.js" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\Chat.Domain\Chat.Domain.csproj" />
</ItemGroup>
<ItemGroup>
<Compile Update="Resource.Designer.cs">
<DesignTime>True</DesignTime>

215
Chat/Controllers/ChatController.cs
View File

@ -9,6 +9,8 @@ using Microsoft.AspNetCore.Antiforgery;
using Microsoft.AspNetCore.Authorization;
using System.Linq;
using Microsoft.AspNetCore.Authentication;
using Chat.Domain.Tools;
using Newtonsoft.Json.Linq;
namespace ChatMvc.Controllers
{
@ -34,9 +36,9 @@ namespace ChatMvc.Controllers
return View();
}
[HttpGet("chat/proxy-response")]
[HttpPost("chat/proxy-response")]
[ValidateAntiForgeryToken]
public async Task<IActionResult> ProxyResponse(string sessionId, string message)
public async Task<IActionResult> ProxyResponse([FromForm] string sessionId, [FromForm] string message, [FromForm] IFormFile file1 = null, [FromForm] IFormFile file2 = null)
{
try
{
@ -45,24 +47,60 @@ namespace ChatMvc.Controllers
return BadRequest("Requisição inválida");
}
var userId = User.Claims.FirstOrDefault(f => f.Type == "UserId").Value;
var name = User.Claims.FirstOrDefault(f => f.Type == "FirstName").Value;
var company = User.Claims.FirstOrDefault(f => f.Type == "CompanyName").Value;
var token = User.Claims.FirstOrDefault(f => f.Type == "TokenExternal").Value;
var userId = User.Claims.FirstOrDefault(f => f.Type == "UserId")?.Value;
var name = User.Claims.FirstOrDefault(f => f.Type == "FirstName")?.Value;
var company = User.Claims.FirstOrDefault(f => f.Type == "CompanyName")?.Value;
var token = User.Claims.FirstOrDefault(f => f.Type == "TokenExternal")?.Value;
if (string.IsNullOrEmpty(token))
{
return BadRequest("Token não encontrado");
}
// Verificar se há arquivos e palavras-chave
var keyWords = new[] { "diferença", "diferenças", "comparação", "comparar", "compare" };
bool hasKeyword = keyWords.Any(k => message.ToLower().Contains(k.ToLower()));
bool hasBothFiles = file1 != null && file2 != null;
bool hasOneFile = file1 != null || file2 != null;
bool isPDF = file1 != null && file1.ContentType == "application/pdf" && file2 != null && file2.ContentType == "application/pdf";
bool isImage = file1 != null && file1.ContentType.Contains("image") && file2 != null && file2.ContentType.Contains("image");
// Se tem apenas um arquivo ou se tem arquivos mas não tem palavra-chave
if ((hasOneFile && !hasBothFiles) || (hasBothFiles && !hasKeyword))
{
return Ok("Por favor, especifique o que deseja fazer com os arquivos. " +
"Para comparar dois PDFs, inclua palavras como 'diferença' ou 'comparação' em sua mensagem.");
}
var client = _httpClientFactory.CreateClient();
var baseUrl = _configuration["ExternalApiBaseUrl"];
client.DefaultRequestHeaders.Authorization =
new AuthenticationHeaderValue("Bearer", token.Replace("Bearer ", ""));
var response = await client.GetAsync(
$"{baseUrl}/chat/response?sessionId={sessionId}&message={message}");
var baseUrl = _configuration["ExternalApiBaseUrl"];
if (hasBothFiles && hasKeyword && isPDF)
{
var content = await CompareFiles(baseUrl, sessionId, client, file1, file2);
return Ok(content);
}
else if (hasBothFiles && hasKeyword && isImage)
{
var content = await CompareFilesImage(baseUrl, sessionId, client, file1, file2);
return Ok(content);
}
var chatContent = new FormUrlEncodedContent(new[]
{
new KeyValuePair<string, string>("sessionId", sessionId),
new KeyValuePair<string, string>("message", message)
});
var response = await client.PostAsync($"{baseUrl}/chat/response", chatContent);
response.EnsureSuccessStatusCode();
var content = await response.Content.ReadAsStringAsync();
var responseContent = await response.Content.ReadAsStringAsync();
return Ok(content);
return Ok(responseContent);
}
catch (Exception ex)
{
@ -70,6 +108,112 @@ namespace ChatMvc.Controllers
}
}
private async Task<string> CompareFiles(string? baseUrl, string sessionId, HttpClient? client, [FromForm] IFormFile? file1 = null, [FromForm] IFormFile? file2 = null)
{
// Primeiro, comparar os PDFs
var formData = new MultipartFormDataContent();
var content1 = new StreamContent(file1.OpenReadStream());
var content2 = new StreamContent(file2.OpenReadStream());
content1.Headers.ContentType = new MediaTypeHeaderValue("application/pdf");
content2.Headers.ContentType = new MediaTypeHeaderValue("application/pdf");
formData.Add(content1, "File1", file1.FileName);
formData.Add(content2, "File2", file2.FileName);
var comparisonResponse = await client.PostAsync(
"https://localhost:7200/api/PdfComparison/compare",
formData
);
if (!comparisonResponse.IsSuccessStatusCode)
{
throw new Exception("Erro ao comparar os PDFs");
}
var differences = await comparisonResponse.Content.ReadAsStringAsync();
var dynamicContent = JsonConvert.DeserializeObject<dynamic>(differences);
var formattedDifferences = FormatDifferencesForChat(dynamicContent);
var promptMessage = $"Ao comparar dois textos obtive as diferenças do json. Você poderia explicar e resumir: {formattedDifferences}";
var chatContentSend = new FormUrlEncodedContent(new[]
{
new KeyValuePair<string, string>("sessionId", sessionId),
new KeyValuePair<string, string>("message", promptMessage)
});
var chatResponse = await client.PostAsync($"{baseUrl}/chat/response-fromia", chatContentSend);
chatResponse.EnsureSuccessStatusCode();
var content = await chatResponse.Content.ReadAsStringAsync();
return content;
}
private async Task<string> CompareFilesImage(string? baseUrl, string sessionId, HttpClient? client, [FromForm] IFormFile? file1 = null, [FromForm] IFormFile? file2 = null)
{
var formData = new MultipartFormDataContent();
var content1 = new StreamContent(file1.OpenReadStream());
var content2 = new StreamContent(file2.OpenReadStream());
content1.Headers.ContentType = new MediaTypeHeaderValue(file1.ContentType);
content2.Headers.ContentType = new MediaTypeHeaderValue(file2.ContentType);
formData.Add(content1, "Drawing1", file1.FileName);
formData.Add(content2, "Drawing2", file2.FileName);
var comparisonResponse = await client.PostAsync(
"https://localhost:7200/api/TechnicalDrawing/compare-images",
formData
);
if (!comparisonResponse.IsSuccessStatusCode)
{
throw new Exception("Erro ao comparar os PDFs");
}
var differences = await comparisonResponse.Content.ReadAsStringAsync();
JObject obj = JObject.Parse(differences);
string image = obj["image"].ToString();
var file3 = Base64ToFormFile.ConvertBase64ToFormFile(image, "compared.png");
var promptMessage = $"Ao comparar dois desenhos técnicos, obtive as diferenças entre eles. Você precisa explicar e resumir estas diferenças ressaltando mudanças em medidas da peça. O arquivo ";
var response = "";
using (formData = AddFormDataToResponse(sessionId, promptMessage, file1, file2, file3))
{
var chatResponse = await client.PostAsync($"{baseUrl}/chat/response-fromia", formData);
chatResponse.EnsureSuccessStatusCode();
response = await chatResponse.Content.ReadAsStringAsync();
}
return response;
}
private MultipartFormDataContent AddFormDataToResponse(string sessionId, string message, IFormFile? file1 = null, IFormFile? file2 = null, IFormFile? file3 = null)
{
var formData = new MultipartFormDataContent();
formData.Add(new StringContent(sessionId), "SessionId");
formData.Add(new StringContent(message), "Message");
if (file1 != null)
{
var streamContent1 = new StreamContent(file1.OpenReadStream());
formData.Add(streamContent1, "File1", file1.FileName);
}
if (file2 != null)
{
var streamContent2 = new StreamContent(file2.OpenReadStream());
formData.Add(streamContent2, "File2", file2.FileName);
}
if (file3 != null)
{
var streamContent3 = new StreamContent(file3.OpenReadStream());
formData.Add(streamContent3, "File3", file3.FileName);
}
return formData;
}
[HttpPost("chat/authenticate")]
[ValidateAntiForgeryToken]
public async Task<IActionResult> Authenticate([FromBody] AuthenticateRequest request)
@ -125,6 +269,53 @@ namespace ChatMvc.Controllers
return BadRequest($"Erro na autenticação: {ex.Message}");
}
}
private string FormatDifferencesForChat(dynamic jsonDifferences)
{
var sb = new StringBuilder();
sb.AppendLine("Análise das diferenças entre os documentos:");
sb.AppendLine();
try
{
// Focar apenas nas diferenças reais (onlyDifferences)
var onlyDiffs = jsonDifferences.onlyDifferences;
if (onlyDiffs != null && onlyDiffs.Count > 0)
{
foreach (var diff in onlyDiffs)
{
string content = diff.content?.ToString() ?? "";
string type = diff.typeName?.ToString() ?? "";
int lineNumber = diff.lineNumber;
switch (type)
{
case "Deleted":
sb.AppendLine($"Removido (linha {lineNumber}):");
sb.AppendLine($"- {content}");
break;
case "Inserted":
sb.AppendLine($"Adicionado (linha {lineNumber}):");
sb.AppendLine($"+ {content}");
break;
}
sb.AppendLine();
}
}
else
{
sb.AppendLine("Nenhuma diferença significativa encontrada entre os documentos.");
}
}
catch (Exception ex)
{
sb.AppendLine("Erro ao processar diferenças. Resumo simplificado:");
sb.AppendLine("As diferenças entre os documentos não puderam ser formatadas adequadamente.");
}
return sb.ToString();
}
}
public class AuthenticateRequest

12
Chat/Controllers/DocumentsController.cs
View File

@ -1,4 +1,5 @@
using Microsoft.AspNetCore.Authorization;
using ChatMvc.Managers;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using System.Net.Http.Headers;
using static System.Net.Mime.MediaTypeNames;
@ -9,17 +10,24 @@ namespace ChatMvc.Controllers
public class DocumentsController : Controller
{
private readonly HttpClient _httpClient;
private readonly TokenManager _tokenManager;
public DocumentsController()
public DocumentsController(TokenManager tokenManager)
{
_httpClient = new HttpClient();
_httpClient.BaseAddress = new Uri("http://localhost:5020/");
this._tokenManager = tokenManager;
}
public async Task<IActionResult> Index()
{
var token = User.Claims.FirstOrDefault(f => f.Type == "TokenExternal").Value;
if (_tokenManager.IsTokenExpired(token)) {
var userId = User.Claims.FirstOrDefault(f => f.Type == "TokenExternal").Value;
token = await _tokenManager.GetToken(User);
}
_httpClient.DefaultRequestHeaders.Authorization =
new AuthenticationHeaderValue("Bearer", token.Replace("Bearer ", ""));

58
Chat/Managers/TokenManager.cs
View File

@ -1,7 +1,9 @@
using ChatMvc.Controllers;
using Newtonsoft.Json;
using Stripe.Forwarding;
using System.IdentityModel.Tokens.Jwt;
using System.Net.Http;
using System.Security.Claims;
using System.Text;
namespace ChatMvc.Managers
@ -59,5 +61,61 @@ namespace ChatMvc.Managers
return tokenResult.Token;
}
public async Task<string> GetToken(ClaimsPrincipal user)
{
var userId = user.Claims.FirstOrDefault(f => f.Type == "UserId")?.Value;
var name = user.Claims.FirstOrDefault(f => f.Type == "FirstName")?.Value;
var company = user.Claims.FirstOrDefault(f => f.Type == "CompanyName")?.Value;
var client = _httpClientFactory.CreateClient();
var baseUrl = _configuration["ExternalApiBaseUrl"];
// Primeira requisição - newclient
var newClientRequest = new
{
localId = userId,
companyTenant = company,
name = name
};
var newClientResponse = await client.PostAsync(
$"{baseUrl}/login/newclient",
new StringContent(JsonConvert.SerializeObject(newClientRequest),
Encoding.UTF8, "application/json"));
newClientResponse.EnsureSuccessStatusCode();
var clientContent = await newClientResponse.Content.ReadAsStringAsync();
var clientResult = JsonConvert.DeserializeObject<NewClientResponse>(clientContent);
// Segunda requisição - token
var tokenRequest = new
{
clientId = userId,
clientName = name,
clientSecret = clientResult.Secret
};
var tokenResponse = await client.PostAsync(
$"{baseUrl}/login/token",
new StringContent(JsonConvert.SerializeObject(tokenRequest),
Encoding.UTF8, "application/json"));
tokenResponse.EnsureSuccessStatusCode();
var tokenContent = await tokenResponse.Content.ReadAsStringAsync();
var tokenResult = JsonConvert.DeserializeObject<TokenResponse>(tokenContent);
return tokenResult.Token;
}
public bool IsTokenExpired(string token)
{
var handler = new JwtSecurityTokenHandler();
var jwtToken = handler.ReadJwtToken(token);
var expiracao = jwtToken.ValidTo;
return expiracao < DateTime.UtcNow;
}
}
}

2
Chat/Program.cs
View File

@ -19,7 +19,7 @@ var builder = WebApplication.CreateBuilder(args);
Log.Logger = new LoggerConfiguration()
.MinimumLevel.Information()
.Enrich.FromLogContext()
.Enrich.WithProperty("app", "blinks")
.Enrich.WithProperty("app", "chat")
.WriteTo.Console()
.WriteTo.File("logs/log.txt", rollingInterval: RollingInterval.Day)
.CreateLogger();

3
Chat/Properties/launchSettings.json
View File

@ -18,7 +18,8 @@
"ASPNETCORE_ENVIRONMENT": "Development"
},
"dotnetRunMessages": true,
"applicationUrl": "https://192.168.0.13:7078;http://192.168.0.13:5094;https://localhost:7078;http://localhost:5094"
"applicationUrl": "https://localhost:7078"
//"applicationUrl": "https://192.168.0.13:7078;http://192.168.0.13:5094;https://localhost:7078;http://localhost:5094"
},
"IIS Express": {
"commandName": "IISExpress",

161
Chat/Views/Chat/Index.cshtml
View File

@ -2,29 +2,56 @@
ViewData["Title"] = "Chat";
}
@section Styles{
<link href="~/css/chat_index.css" rel="stylesheet" />
@section Styles {
<link href="~/css/chat_index.css" rel="stylesheet" />
<style>
.file-upload-button {
position: relative;
overflow: hidden;
}
.file-upload-button input[type=file] {
position: absolute;
top: 0;
right: 0;
min-width: 100%;
min-height: 100%;
font-size: 100px;
text-align: right;
filter: alpha(opacity=0);
opacity: 0;
outline: none;
cursor: pointer;
display: block;
}
.selected-files {
font-size: 0.8rem;
margin-top: 0.5rem;
color: #666;
}
</style>
}
<div class="container-fluid bg-light">
<div class="row h-100">
<div class="col-md-10 mx-auto">
<div class="card shadow-sm my-4" style="background-color: #f8fff8;">
@*
<div class="card-header bg-success text-white">
<h5 class="mb-0">Chat</h5>
</div>
*@
<div class="card-body">
<div id="chat-messages" class="mb-4" style="height: 350px; overflow-y: auto;">
<!-- Mensagens serão inseridas aqui -->
</div>
<form id="chat-form" class="mt-3">
@Html.AntiForgeryToken()
<div class="selected-files" id="selected-files-info"></div>
<div class="input-group">
<textarea id="message-input" class="form-control"
placeholder="Digite sua mensagem... Use **texto** para negrito"
rows="3" required></textarea>
<button type="button" class="btn btn-outline-secondary file-upload-button">
<i class="bi bi-paperclip"></i>
<input type="file" id="file-input" accept="application/pdf,image/png" multiple>
</button>
<button type="button" class="btn btn-success" id="send-message">
Enviar
</button>
@ -43,8 +70,7 @@
const id = name + '_Web';
const company = 'Domvs iT';
const baseUrl = window.location.origin;
var token = '';
var token = '@ViewBag.Token';
// Aguarda todos os recursos serem carregados
window.addEventListener('load', async function () {
@ -52,14 +78,18 @@
const chatMessages = $('#chat-messages');
const messageInput = $('#message-input');
const chatForm = $('#chat-form');
const fileInput = $('#file-input');
const selectedFilesInfo = $('#selected-files-info');
let selectedFiles = [];
//token = await autenticar(id, company, name);
token = '@ViewBag.Token';
// Configuração do Marked
marked.setOptions({
breaks: true,
gfm: true
});
//token = '@ViewBag.Token';
// // Configuração do Marked
// marked.setOptions({
// breaks: true,
// gfm: true
// });
const msgInit = `Olá! Eu sou uma IA desenvolvida para atuar internamente na Domvs iT. Você pode:
- Fazer perguntas sobre os serviços da Domvs iT
@ -134,58 +164,75 @@ seu código
// Exibe mensagem inicial
appendMessage(msgInit, false);
$('#send-message').on('click', function (e) {
// Arquivo handling
fileInput.on('change', function (e) {
const files = Array.from(e.target.files);
if (files.length > 2) {
alert('Por favor, selecione no máximo 2 arquivos PDF/PNG.');
fileInput.val('');
selectedFiles = [];
selectedFilesInfo.html('');
return;
}
if (files.some(file => file.type !== 'application/pdf' && file.type !== 'image/png')) {
alert('Por favor, selecione apenas arquivos PDF/PNG.');
fileInput.val('');
selectedFiles = [];
selectedFilesInfo.html('');
return;
}
selectedFiles = files;
selectedFilesInfo.html(
files.map(file => `<div>${file.name}</div>`).join('')
);
});
// Send message handling
$('#send-message').on('click', async function (e) {
e.preventDefault();
const message = messageInput.val().trim();
if (!message) return;
const formData = new FormData();
formData.append('message', message);
formData.append('sessionId', id);
selectedFiles.forEach((file, index) => {
formData.append(`file${index + 1}`, file);
});
appendMessage(message);
messageInput.val('');
$.ajax({
url: baseUrl + '/chat/proxy-response', // Novo endpoint no controller
type: 'GET',
headers: {
"X-CSRF-TOKEN": $('input[name="__RequestVerificationToken"]').val(),
'Authorization': 'Bearer ' + token
},
data: {
sessionId: id,
message: message
},
success: function (response) {
appendMessage(response, false);
},
error: function (xhr, status, error) {
console.error('Erro na requisição do cliente:', error);
console.error('Status:', xhr.status);
console.error('Response:', xhr.responseText);
appendMessage('Erro ao processar cliente: ' + error, false);
}
});
});
fileInput.val('');
selectedFiles = [];
selectedFilesInfo.html('');
async function autenticar(userId, company, name) {
try {
// Agora fazemos apenas uma requisição para o novo endpoint
const response = await $.ajax({
url: baseUrl + '/chat/authenticate',
type: 'POST',
const response = await fetch(baseUrl + '/chat/proxy-response', {
method: 'POST',
headers: {
"X-CSRF-TOKEN": $('input[name="__RequestVerificationToken"]').val()
},
contentType: 'application/json',
data: JSON.stringify({
userId: userId,
company: company,
name: name
})
"X-CSRF-TOKEN": $('input[name="__RequestVerificationToken"]').val(),
'Authorization': 'Bearer ' + token,
'X-Requested-With': 'XMLHttpRequest'
},
body: formData
});
return response.token;
} catch (error) {
appendMessage('Erro ao processar mensagem: ' + error, false);
throw error;
}
}
if (!response.ok) {
throw new Error('Erro na requisição');
}
const responseText = await response.text();
appendMessage(responseText, false);
} catch (error) {
console.error('Erro na requisição:', error);
appendMessage('Erro ao processar mensagem: ' + error, false);
}
});
});
</script>