UNKNOWN_USER_IMG = 'https://i.imgur.com/oRJwgRa.png'.freeze
ADOPT_IMG = 'https://i.imgur.com/2u0fNd2.png'.freeze

SUCCESS_GREEN = '#6bc037'.freeze
ERROR_RED = '#c42d2d'.freeze

def author_footer(embed, author, info=[])
  # Select the proper text and image for the author
  # .unshift places the argument at the beginning of an array
  img = case author
        when /Public/i
          info.unshift('Adopt Me!')
          ADOPT_IMG
        when nil
          info.unshift('Unknown User')
          UNKNOWN_USER_IMG
        else
          info.unshift("#{author.name}##{author.tag}")
          author.avatar_url
        end

  # Update the footer with the appropriate information
  embed.footer = {
    text: info.compact.join(' | '),
    icon_url: img
  }

  embed
end

def message_embed(title, desc, img = nil)
  embed = Embed.new(
    title: title,
    description: desc,
    color: SUCCESS_GREEN
  )

  embed.thumbnail = { url: img } if img
  embed
end

def success_embed(message)
  Embed.new(
    title: 'Hooray!',
    description: message,
    color: SUCCESS_GREEN,
    footer: {
      text: 'High Five!'
    }
  )
end

def error_embed(title, message = nil)
  embed = Embed.new(
    title: title,
    color: ERROR_RED,
    footer: {
      text: 'For more help, feel free to ask a Moderator or Guildmaster'
    }
  )

  embed.description = message if message
  embed
end

def generic_error(message)
  Embed.new(
    title: 'Error',
    description: message,
    color: ERROR_RED
  )
end