question2.php

<?php

function MyQuestion($question) {
    $apiKey = "1929283787xnsj29383882fx"; // let asume this is  my API key
    $url = "https://googlegemin.com/api/gemini?key=" . $apiKey;

    $data = [
        "contents" => [
            [
                "parts" => [
                    ["text" => $question]
                ]
            ]
        ]
    ];

    $header = [
        "http" => [
            "header"  => "Content-Type: application/json",
            "method"  => "POST",
            "content" => json_encode($data),
        ],
    ];

    $context  = stream_context_create($header);
    // use file_get_contents to get the content from url and store it 
    $result = file_get_contents($url, false, $context);
   
    // check error
    if ($result === FALSE) {
        return "Error fetching response from Gemini API.";
    }
// use json_decode funtion to convert to object or array if you put true in the second params it means to convert to array
    $response = json_decode($result, true);
   
    //  Now  let Extract the answer from the response to avoid error let check if it is set first
    if (isset($response["candidates"][0]["content"]["parts"][0]["text"])) {
        return $response["candidates"][0]["content"]["parts"][0]["text"];
    } else {
        return "No valid response from Gemini API.";
    }
}




?>
<!-- // we can use form to as an input to ask this qestion like -->
 
<!-- // Ask the question
$question = "Who is Donald Trump?"; -->


<form action="" method="post">
<label for="question">
    <input type="text" name="qest" id="">
</label>
</form>

<?php

if(count($_POST) >0){
    $question = $_POST['quest'];

    //Now run the function 

    $answer = MyQuestion($question);
    //echo the answer
    echo $answer;
}