Chatgpt summarizer

SummarizeController.php

<?php

namespace App\Http\Controllers;

use App\Models\RawEvent;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Http;

class SummarizeController extends Controller
{
    protected $httpClient;

    public function __construct()
    {
        $apiKey           = 'api_key';
        $this->httpClient = Http::withHeaders([
            'Authorization' => 'Bearer ' . $apiKey,
            'Content-Type'  => 'application/json',
            'model'         => 'gpt-3.5-turbo',
        ])
            ->baseUrl('https://api.openai.com/v1/');
    }

    /**
     * Handle the incoming request.
     */
    public function __invoke(Request $request)
    {
        try {
            $summary = null;
            $impact  = null;
            if ($request->method() == 'POST') {
                // Summary
                // remove \r\n and spaces
                $content        = str_replace(["\r\n", "\r", "\n", "  "], '', $request->get('content'));
                $summaryPrompts = "Summarise the media release's key regulatory updates in [50] words or less,
            using Australian English and common abbreviations/acronyms for regulatory bodies/courts.
            Maintain a professional, factual, and authoritative tone without embellishments.
            Relevant text: " . $content;


                $summaryResponse = $this->httpClient->post('chat/completions', [
                    'model'    => 'gpt-3.5-turbo',
                    'messages' => [
                        ['role' => 'system', 'content' => 'You are'],
                        ['role' => 'user', 'content' => $summaryPrompts],
                    ],
                ]);

                $summaryData = $summaryResponse->json();

                $summary = $summaryData['choices'][0]['message']['content'];

                // Impact
                $impactPrompts  = "Categorise regulatory updates as 'high', 'medium', or 'low' impact. High: new laws/regulations. Medium: charges, sentencing, enforcement actions, class orders, instruments, consultation papers. Low: legislative dates, industry news, other updates. Do not explain why. Only state the words ‘high’, ‘medium’ or ‘low’. Relevant text: " . $summary;
                $impactResponse = $this->httpClient->post('chat/completions', [
                    'model'    => 'gpt-3.5-turbo',
                    'messages' => [
                        ['role' => 'system', 'content' => 'You are'],
                        ['role' => 'user', 'content' => $impactPrompts],
                    ],
                ]);
                $impactData     = $impactResponse->json();

                $impact = $impactData['choices'][0]['message']['content'];
            }

            if ($request->expectsJson()) {
                return response()->json([
                    'success' => true,
                    'message' => 'Successfully summarized the content!',
                    'summary' => $summary,
                    'impact'  => $impact
                ]);
            }

            return view('summarize', compact('summary', 'impact'));
        } catch (\Exception $e) {
            return response()->json([
                'success' => false,
                'message' => 'Something went wrong, please try again later!',
                'error'   => $e->getMessage(),
            ]);
        }
    }


    /*protected $httpClient;

    public function __construct()
    {
        $this->httpClient = new Client([
            'base_uri' => 'https://api.openai.com/v1/',
            'headers' => [
                'Authorization' => 'Bearer ' . env('CHATGPT_API_KEY'),
                'Content-Type' => 'application/json',
            ],
        ]);
    }

    public function askToChatGpt()
    {
        $message = "what is laravel";
        $response = $this->httpClient->post('chat/completions', [
            'json' => [
                'model' => 'gpt-3.5-turbo',
                'messages' => [
                    ['role' => 'system', 'content' => 'You are'],
                    ['role' => 'user', 'content' => $message],
                ],
            ],
        ]);

        return json_decode($response->getBody(), true)['choices'][0]['message']['content'];
    }*/
}