generate-video.php

<?php
/**
 * AIGate API — Generate Video Example
 * Requires: Starter plan or above ($9 one-time, 1,200 credits)
 * Docs: https://aigatecloud.com/docs/
 *
 * Each video costs 100 credits.
 * Free plan (100 credits total) cannot generate videos — upgrade at aigatecloud.com
 */

$apiKey  = getenv('AIGATE_KEY') ?: 'sk-aigate-YOUR_KEY_HERE';
$baseUrl = getenv('AIGATE_BASE_URL') ?: 'https://api.aigatecloud.com/v1';

$payload = [
    'prompt'       => 'product showcase, rotating camera, clean white background, premium feel',
    'aspect_ratio' => '9:16',  // 9:16 | 16:9 | 1:1
    'use_case'     => 'ads_product',
    'style'        => 'cinematic',
    'duration'     => 5,       // seconds (3–15)
];

$ch = curl_init($baseUrl . '/generate/video');
curl_setopt_array($ch, [
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_POST           => true,
    CURLOPT_POSTFIELDS     => json_encode($payload),
    CURLOPT_HTTPHEADER     => [
        'Authorization: Bearer ' . $apiKey,
        'Content-Type: application/json',
    ],
    CURLOPT_TIMEOUT        => 120, // video gen can take up to 60–90s
]);

$body   = curl_exec($ch);
$status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);

$result = json_decode($body, true);

if (!$result || !($result['ok'] ?? false)) {
    $error = $result['error'] ?? $body;
    echo "Error ($status): $error" . PHP_EOL;
    if ($status === 403 || str_contains($error, 'plan')) {
        echo "→ Video generation requires Starter plan or above." . PHP_EOL;
        echo "  Upgrade at: https://aigatecloud.com/#pricing" . PHP_EOL;
    } elseif ($status === 401) {
        echo "→ Register free at https://aigatecloud.com to get a real API key." . PHP_EOL;
    }
    exit(1);
}

echo "✓ Video generated!" . PHP_EOL;
echo "  Source:   " . $result['source'] . " (" . $result['provider'] . ")" . PHP_EOL;
echo "  URL:      " . $result['asset']['url'] . PHP_EOL;
echo "  Duration: " . ($result['asset']['duration'] ?? '?') . "s" . PHP_EOL;
echo "  Credits:  −" . $result['credits_charged'] . " (balance: " . $result['credits_balance'] . ")" . PHP_EOL;