initial commit

app/Http/Controllers/ChatGptController.php

@@ -0,0 +1,111 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Http\Request;
+use Illuminate\Http\JsonResponse;
+use App\Models\Setting;
+use OpenAI;
+
+class ChatGptController extends Controller
+{
+    public function generate(Request $request): JsonResponse
+    {
+        $request->validate([
+            'prompt' => 'required|string|max:1000',
+            'language' => 'string|in:en,es,ar,da,de,fr,he,it,ja,nl,pl,pt,pt-BR,ru,tr,zh',
+            'creativity' => 'string|in:low,medium,high',
+            'num_results' => 'integer|min:1|max:5',
+            'max_length' => 'integer|min:1|max:500'
+        ]);
+
+        try {
+            $apiKey = Setting::where('key', 'chatgptKey')->value('value');
+            $model = Setting::where('key', 'chatgptModel')->value('value') ?? 'gpt-3.5-turbo';
+            
+            if (!$apiKey) {
+                return response()->json([
+                    'success' => false,
+                    'message' => __('Please set proper configuration for Api Key')
+                ], 400);
+            }
+
+            $temperature = (float) $request->input('creativity', 0.7);
+            if (is_string($request->input('creativity'))) {
+                $temperature = match($request->input('creativity')) {
+                    'low' => 0.3,
+                    'high' => 0.9,
+                    default => 0.7
+                };
+            }
+            
+            $language = $request->input('language', 'en');
+            $langText = $language !== 'en' ? "Provide response in " . match($language) {
+                'es' => 'Spanish',
+                'ar' => 'Arabic',
+                'da' => 'Danish',
+                'de' => 'German',
+                'fr' => 'French',
+                'he' => 'Hebrew',
+                'it' => 'Italian',
+                'ja' => 'Japanese',
+                'nl' => 'Dutch',
+                'pl' => 'Polish',
+                'pt' => 'Portuguese',
+                'pt-BR' => 'Brazilian Portuguese',
+                'ru' => 'Russian',
+                'tr' => 'Turkish',
+                'zh' => 'Chinese',
+                default => 'English'
+            } . " language.\n\n " : "";
+
+            $maxTokens = (int) $request->input('max_length', 150);
+            $maxResults = (int) $request->input('num_results', 1);
+
+            $client = OpenAI::client($apiKey);
+            
+            $response = $client->chat()->create([
+                'model' => $model,
+                'messages' => [
+                    [
+                        'role' => 'user',
+                        'content' => $request->prompt . ' ' . $langText
+                    ]
+                ],
+                'max_tokens' => $maxTokens,
+                'temperature' => $temperature,
+                'n' => $maxResults
+            ]);
+
+            if (isset($response->choices)) {
+                $text = '';
+                $counter = 1;
+                
+                if (count($response->choices) > 1) {
+                    foreach ($response->choices as $choice) {
+                        $text .= $counter . '. ' . trim($choice->message->content) . "\r\n\r\n\r\n";
+                        $counter++;
+                    }
+                } else {
+                    $text = $response->choices[0]->message->content;
+                }
+
+                return response()->json([
+                    'success' => true,
+                    'content' => trim($text)
+                ]);
+            } else {
+                return response()->json([
+                    'success' => false,
+                    'message' => __('Text was not generated, please try again')
+                ], 500);
+            }
+
+        } catch (\Exception $e) {
+            return response()->json([
+                'success' => false,
+                'message' => 'Error: ' . $e->getMessage()
+            ], 500);
+        }
+    }
+}