// Git utility functions

interface GitInfo {
  hash: string;
  date: string;
  message: string;
}

// Default git info if file is not found
const defaultGitInfo: GitInfo = {
  hash: 'local-dev',
  date: new Date().toISOString(),
  message: 'Local development build',
};

/**
 * Get git info - safely handles cases where the JSON file isn't available
 */
export function getGitInfo(): GitInfo {
  try {
    // In production builds, the git info should be available
    // In development, we'll use default values
    const gitInfo = {
      hash: process.env.NEXT_PUBLIC_GIT_HASH || 'dev',
      date: process.env.NEXT_PUBLIC_GIT_DATE || new Date().toISOString(),
      message: process.env.NEXT_PUBLIC_GIT_MESSAGE || 'Development build',
    };
    
    return gitInfo;
  } catch (error) {
    console.warn('Could not load git info, using defaults', error);
    return defaultGitInfo;
  }
}

/**
 * Get a shorter git hash for display
 */
export function getShortGitHash(): string {
  const { hash } = getGitInfo();
  return hash.substring(0, 7);
}

/**
 * Format git commit date for display
 */
export function getFormattedGitDate(): string {
  const { date } = getGitInfo();
  return new Date(date).toLocaleDateString();
}