# frozen_string_literal: true

module Ariadne
  # Use `ClipboardCopyComponent` to copy element text content or input values to the clipboard.
  #
  # @accessibility
  #   Always set an accessible label to help the user interact with the component.
  class ClipboardCopyComponent < Ariadne::Component
    DEFAULT_TAG = :"clipboard-copy"

    DATA_CONTROLLER = "clipboard_copy_component"
    DATA_ACTION = "click->clipboard_copy_component#copy"

    # @example Default
    #   <%= render(Ariadne::ClipboardCopyComponent.new(value: "Text to copy", aria_label: "Copy text to the system clipboard" )) %>
    #
    # @example With text instead of icons
    #   <%= render(Ariadne::ClipboardCopyComponent.new(value: "Text to copy", aria_label: "Copy text to the system clipboard" )) do %>
    #     Click to copy!
    #   <% end %>
    #
    # @example Copying from an element
    #   <%= render(Ariadne::ClipboardCopyComponent.new(attributes: { for: "blob-path"}, aria_label: "Copy text to the system clipboard" )) %>
    #   <div id="blob-path">src/index.js</div>
    #
    # @param tag [Symbol, String] The rendered tag name
    # @param classes [String] <%= link_to_classes_docs %>
    # @param value [String] Text to copy into the users clipboard when they click the component.
    # @param aria_label [String] Text for accessibility. Can also be passed in as part of `attributes`, but it must be present.
    # @param attributes [Hash] <%= link_to_attributes_docs %>
    def initialize(tag: DEFAULT_TAG, value: "", aria_label: "", classes: "", attributes: {})
      @attributes = attributes
      @value = value

      @attributes[:"aria-label"] = aria_label

      validate!

      @classes = classes
      @tag = check_incoming_tag(DEFAULT_TAG, tag)
      @attributes[:value] = value if value.present?
    end

    private def validate!
      validate_aria_label!
      raise ArgumentError, "Must provide either `value` or `for`" if @value.blank? && @attributes[:for].blank?
      raise ArgumentError, "Must provide only `value` or `for`, not both" if @value.present? && @attributes[:for].present?
    end
  end
end