// Name: Set Volume Level
// Description: Sets system volume to a specified level.
// Author: tayiorbeii
import '@johnlindquist/kit'

/**
 * Defines the available volume levels as an array of objects, 
 * each with a display name and a numerical value between 0 and 1
 */
const volumeLevels = [
  { name: '5%', value: 0.05 },
  { name: '10%', value: 0.1 },
  { name: '20%', value: 0.2 },
  { name: '50%', value: 0.5 },
];

/**
 * Presents a selection prompt to the user, allowing them to choose a volume level
 */
const selectedVolume = await arg(
    "Select volume level:",
    volumeLevels.map(level => level.name)
);/**
 * Finds the volume level object that matches the user's selection.
 */
const selectedLevel = volumeLevels.find(level => level.name === selectedVolume);

if (selectedLevel) {
    /**
     * Executes an AppleScript command to set the system volume to the selected level.
     */
    await exec(`osascript -e "set volume output volume ${selectedLevel.value}"`);
} else {
    /**
    * Displays an error message if the selected volume level is not found.
    */
    console.error("Invalid volume level selected.");
    await div("Invalid volume level selected.");
}