working request to openai

MainWindow.cpp

@@ -5,6 +5,8 @@
 
 #include "MainWindow.h"
 
+#include <cstring>
+
 #include <Url.h>
 
 #include <Application.h>
@@ -15,9 +17,21 @@
 #include <MenuBar.h>
 #include <ScrollView.h>
 #include <StringView.h>
+#include <MimeType.h>
+#include <memory.h>
 
 #include <View.h>
 
+#include <Path.h>
+#include <FindDirectory.h>
+#include <File.h>
+#include <String.h>
+#include <iostream>
+
+#include <algorithm> 
+
+#include "json.hpp"
+
 // #include <iostream>
 
 #include <cstdio>
@@ -45,6 +59,7 @@ MainWindow::MainWindow()
   _inputField = new BTextControl("", "What is the matrix ?",
                                  new BMessage(kQuestionChanged));
 
+
   _progress = new BStatusBar("prog");
   _progress->SetMaxValue(100);
   _progress->SetTo(0);
@@ -72,6 +87,10 @@ MainWindow::MainWindow()
   _inputField->SetExplicitMinSize(BSize(B_SIZE_UNSET, askH));
   _inputField->SetExplicitMaxSize(BSize(B_SIZE_UNLIMITED, askH * 6));
 
+
+   _apiKey = ReadOpenAIKey();
+   printf("key is: %s", _apiKey.String());
+
   BButton *sendButton =
       new BButton("send", B_TRANSLATE("Send"), new BMessage(kSendPrompt),
                   B_WILL_DRAW | B_NAVIGABLE);
@@ -79,11 +98,10 @@ MainWindow::MainWindow()
   _answerView = new BTextView("answer", B_WILL_DRAW | B_FOLLOW_ALL);
   _answerView->MakeEditable(false);  // Disable editing
   _answerView->MakeSelectable(true); // Enable text selection
-
-  //_answerView->SetWordWrap(true);
+  _answerView->SetWordWrap(true);
+  
   BScrollView *scrollView =
-      new BScrollView("scroll_view", _answerView, 0, 0, false,
-                      true); // horizontal and vertical scrollbars
+      new BScrollView("scroll_view", _answerView, B_FOLLOW_ALL | B_WILL_DRAW ,0 , false, true); // horizontal and vertical scrollbars
 
   BLayoutBuilder::Group<>(this, B_VERTICAL, 0)
 
@@ -241,8 +259,60 @@ void MainWindow::sendQuery() {
   _progress->SetMaxValue(100);
   _progress->SetTo(0);
 
-  auto url = BUrl("https://www.lema.org/");
+  auto url = BUrl("https://api.openai.com/v1/chat/completions");
   BHttpRequest request = BHttpRequest(url);
+  request.SetMethod(BHttpMethod::Post);
+
+  // if the API key file contains a new line bhttpfields will crash with invalid content
+  // .end() requires include algorithm
+  std::string key = _apiKey.String();
+  key.erase(std::remove(key.begin(), key.end(), '\n'), key.end());
+  key.erase(std::remove(key.begin(), key.end(), '\r'), key.end());
+  
+  std::string bearer = std::string("Bearer ")+std::string(key);
+
+  BHttpFields fields = BHttpFields();
+  fields.AddField("Authorization", bearer );
+//  fields.AddField("Content-Type", "application/json"); //NO, this will crash, we set it in request
+  request.SetFields(fields);
+
+
+nlohmann::json bodyJson = {
+    { "model", "gpt-3.5-turbo" },
+    { "messages", {
+        {
+            { "role", "user" },
+            { "content", "What is the capital of France?" }
+        }
+    }}
+};
+
+
+std::string body = bodyJson.dump();
+
+BString mime = BString("application/json");
+//request.SetRequestBody(body.c_str(),mime);
+
+
+// 2. Wrap it in BMemoryIO
+auto memoryIO = std::make_unique<BMemoryIO>(
+    body.c_str(),           // pointer to data
+    body.size()            // size of data
+);
+
+// 3. Set the request body with mime type
+request.SetRequestBody(std::move(memoryIO), "application/json", body.size());
+
+//curl https://api.openai.com/v1/chat/completions \
+ // -H "Authorization: Bearer YOUR_API_KEY" \
+ // -H "Content-Type: application/json" \
+ // -d '{
+ //   "model": "gpt-3.5-turbo",
+ //   "messages": [{"role": "user", "content": "What is the capital of France?"}]
+ // }'
+
+
+
 
   printf("Sending Prompt to server: %s\n", url.UrlString().String());
   _lastResult = _sharedSession.Execute(std::move(request), nullptr, this);
@@ -288,3 +358,35 @@ BMenuBar *MainWindow::_BuildMenu() {
 
   return menuBar;
 }
+
+
+
+BString MainWindow::ReadOpenAIKey() {
+
+	// /boot/home/config/openai_key
+	// or ~/.config/openai_key on linux
+	
+    BPath configPath;
+    if (find_directory(B_USER_SETTINGS_DIRECTORY, &configPath) != B_OK)
+        return "error: couldn't find config directory";
+
+    configPath.Append("openai_key");
+
+    BFile file(configPath.Path(), B_READ_ONLY);
+	
+	printf("full path:%s\n",configPath.Path());
+    if (file.InitCheck() != B_OK)
+        return "error: couldn't open key file ";
+
+    off_t size;
+    file.GetSize(&size);
+    
+    char* buffer = new char[size + 1];
+    file.Read(buffer, size);
+    buffer[size] = '\0';  // null-terminate
+
+    BString result(buffer);
+    delete[] buffer;
+
+    return result;
+}

MainWindow.h

@@ -10,6 +10,7 @@
 #include <TextView.h>
 #include <StatusBar.h>
 #include <Window.h>
+#include <String.h>
 
  
 
@@ -22,6 +23,7 @@
 #include "/boot/system/develop/headers/private/netservices2/HttpSession.h"
 #include "/boot/system/develop/headers/private/netservices2/HttpRequest.h"
 #include "/boot/system/develop/headers/private/netservices2/HttpResult.h"
+#include "/boot/system/develop/headers/private/netservices2/HttpFields.h"
 #include "/boot/system/develop/headers/private/netservices2/ErrorsExt.h"
 
 //From private headers !
@@ -43,9 +45,12 @@ public:
   virtual void MessageReceived(BMessage *msg);
 
   void 	sendQuery();
+  BString ReadOpenAIKey();
 
 private:
- 
+
+  
+  BString _apiKey;
   BHttpSession  _sharedSession = BHttpSession ();
 
   std::optional<BHttpResult> _lastResult;