module BMC::ButtonHelper
  class << self
    attr_writer :default_size, :default_style

    def default_size
      @default_size ||= :sm
    end

    def default_style
      @default_style ||= :outline_primary
    end
  end

  def bs_button( # rubocop:disable Metrics/ParameterLists
    url,
    method: :get,
    confirm: nil,
    text: nil,
    icon:,
    action: nil,
    title: text,
    btn_size: BMC::ButtonHelper.default_size,
    btn_style: BMC::ButtonHelper.default_style,
    add_class: [],
    **options
  )
    text = ta(action) if text.nil? && action

    content = fa_s(icon).concat(" ").concat(tag.span(text, class: "text"))

    if method != :get
      options[:method] = method
      confirm = true if confirm.nil?
    end

    unless options[:class]
      options[:class] = [
        "btn",
        "btn-#{btn_size}",
        "btn-#{btn_style.to_s.tr('_', '-')}",
        ("link-#{action}" if action),
        *add_class,
      ]
    end

    options[:title] = title

    unless confirm.nil?
      confirm = ta(:confirm) if confirm == true
      options.deep_merge!(data: {confirm: confirm})
    end

    link_to(content, url, options.sort.to_h)
  end

  def new_button(url = url_for(action: :new), **options)
    options = {
      :icon      => :plus,
      :action    => :new,
      :btn_style => :success,
    }.merge(options)

    bs_button(url, **options)
  end

  def read_button(url, **options)
    options = {
      :icon   => :info_circle,
      :action => :read,
    }.merge(options)

    bs_button(url, **options)
  end

  def edit_button(url, **options)
    options = {
      :icon   => :pencil_alt,
      :action => :edit,
    }.merge(options)

    bs_button(url, **options)
  end

  def delete_button(url, **options)
    options = {
      :icon      => :trash,
      :action    => :delete,
      :btn_style => :danger,
      :method    => :delete,
    }.merge(options)

    bs_button(url, **options)
  end

  def print_button(**options)
    options = {
      :icon    => :print,
      :action  => :print,
      :onclick => "print(); return false;",
    }.merge(options)

    bs_button("#", **options)
  end

  def download_button(url, **options)
    options = {
      :icon   => :cloud_download_alt,
      :action => :download,
      :target => :_blank,
    }.merge(options)

    bs_button(url, **options)
  end

  def export_button(url, **options)
    ext = url.split(".").last

    if ext.length <= 4
      text = "#{ta(:export)} (#{ext.upcase})"
    else
      text = ta(:export)
    end

    options = {
      :icon   => :download,
      :action => :export,
      :text   => text,
    }.merge(options)

    download_button(url, **options)
  end

  def import_button(url, **options)
    options = {
      :icon   => :upload,
      :action => :import,
    }.merge(options)

    bs_button(url, **options)
  end

  def copy_button(url, **options)
    options = {
      :icon   => :copy,
      :action => :copy,
    }.merge(options)

    bs_button(url, **options)
  end
end