/**
 * Utility functions for handling gender-based avatar images
 */

/**
 * Gets the appropriate avatar image path based on gender
 * @param gender - The gender string from persona data
 * @returns Path to the appropriate avatar image
 */
export const getGenderAvatarPath = (gender: string): string => {
  const normalizedGender = gender?.toLowerCase();
  
  // Get the base path from Vite's import.meta.env or use relative path
  const basePath = import.meta.env.BASE_URL || '/';
  
  switch (normalizedGender) {
    case 'male':
      return `${basePath}male_avatar.png`;
    case 'female':
      return `${basePath}female_avatar.png`;
    case 'non-binary':
    case 'nonbinary':
    case 'non binary':
      return `${basePath}nonbinary_avatar.png`;
    default:
      // Default to male avatar for unknown gender values
      return `${basePath}male_avatar.png`;
  }
};

/**
 * Gets the avatar image source for a persona
 * Priority: custom avatar first, then gender-based avatar
 * @param persona - The persona object with optional avatar and gender fields
 * @returns Path to the appropriate avatar image
 */
export const getPersonaAvatarSrc = (persona: { avatar?: string; gender: string }): string => {
  return persona.avatar || getGenderAvatarPath(persona.gender);
};