@favdevs/payload-ai/dist/ai/utils/generateFileNameByPrompt.js

<p align="center"> <img alt="Payload AI Plugin" src="assets/payload-ai-intro.gif" width="100%" /> </p>

export function generateFileNameByPrompt(prompt) {
    // Helper function to get a random integer between min and max (inclusive)
    function getRandomInt(min, max) {
        return Math.floor(Math.random() * (max - min + 1)) + min;
    }
    // Define the desired length of the filename part from the prompt
    const maxLength = 30;
    const promptLength = prompt.length;
    // Determine the start position for the random substring
    const startPos = getRandomInt(0, Math.max(0, promptLength - maxLength));
    // Get the random substring and truncate it if necessary
    let randomSubstring = prompt.substring(startPos, startPos + maxLength);
    // Replace invalid filename characters with an underscore
    randomSubstring = randomSubstring.replace(/[^a-z\d]/gi, '_').toLowerCase();
    // Add a timestamp for uniqueness
    const timestamp = new Date().toISOString().replace(/[:.-]/g, '');
    // Combine the truncated prompt and timestamp to form the filename
    return `${randomSubstring}_${timestamp}`;
}

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