module Coco
  module App
    module Elements
      class Alert < Coco::Component
        include Concerns::WithIcon
        include Concerns::AcceptsTheme

        THEMES = %W[positive warning negative info positive-vivid warning-vivid negative-vivid info-vivid]

        THEME_ICONS = {
          positive: :check_circle,
          positive_vivid: :check_circle,
          warning: :alert_triangle,
          warning_vivid: :alert_triangle,
          negative: :alert_circle,
          negative_vivid: :alert_circle,
          info: :info,
          info_vivid: :info
        }.freeze

        accepts_option :dismissable, from: [true, false], default: false
        accepts_option :banner, from: [true, false], default: false
        accepts_option :theme, from: THEMES, default: "info"
        accepts_option :single_line, from: [true, false]

        renders_one :title

        renders_one :action, ->(**kwargs, &block) do
          theme = vivid? ? "neutral-dark" : get_option_value(:theme)
          Coco::App::Elements::Button.new(**kwargs, theme: theme, size: :sm, icon: nil)
        end

        renders_one :secondary_action, ->(**kwargs, &block) do
          theme = vivid? ? "neutral-light" : "text-#{get_option_value(:theme)}"
          Coco::App::Elements::Button.new(**kwargs, theme: theme, size: :sm, icon: nil)
        end

        renders_one :link, ->(**kwargs, &block) do
          theme = vivid? ? nil : unvividify(get_option_value(:theme))
          Coco::App::Elements::Link.new(**kwargs, theme: theme, size: :sm, icon: nil)
        end

        before_render do
          theme = get_option_value(:theme)

          unless tag_attr?(:id)
            set_tag_attr(:id, "alert-#{rand(1000)}")
          end

          icon(name: THEME_ICONS[theme.tr("-", "_").to_sym])
        end

        def dismissable?
          get_option_value(:dismissable)
        end

        def single_line?
          get_option_value(:single_line)
        end

        def vivid?
          theme = get_option_value(:theme)
          theme.to_s.match?(/vivid$/)
        end

        def unvividify(theme)
          theme.to_s.match?(/vivid$/) ? theme.to_s.underscore.gsub("_vivid", "").to_sym : theme
        end
      end
    end
  end
end