class DetailsIssueHooks < Redmine::Hook::ViewListener
  def protect_against_forgery?
    false
  end

  def current_is_detail_page(context)
    # check if we see an issue but not creating a new one or on the specific edit page
    ret = context[:controller] && context[:controller].is_a?(IssuesController) && context[:request].original_url.rindex(/\/issues\/\S+/) && !context[:request].original_url.rindex(/\/issues\/new/) && !context[:request].original_url.rindex(/\/issues\/\d+\/edit/)
  end

  def view_layouts_base_html_head(context)
    return unless current_is_detail_page(context)

    if User.current.allowed_to?(:edit_issues, context[:project])
      stylesheet_link_tag('issue_dynamic_edit.css', :plugin => :redmine_issue_dynamic_edit)
    end
  end

  def view_layouts_base_body_bottom(context)
    return unless current_is_detail_page(context)

    if User.current.allowed_to?(:edit_issues, context[:project])
      # Inject plugin settings as safe window._CONF_* variables so client-side
      # scripts can read configured values without redeclaration issues.
      settings = Setting.plugin_redmine_issue_dynamic_edit || {}
      force_https = settings['force_https'].to_s == '1' || settings['force_https'].to_s == 'true'
      display = settings['display_edit_icon'] || 'single'
      l_type_value = settings['listener_type_value'] || 'click'
      l_type_icon = settings['listener_type_icon'] || 'click'
      l_target = settings['listener_target'] || 'value'
      excluded_raw = settings['excluded_field_id'].to_s
      excluded_array = excluded_raw.split(',').map(&:strip).reject(&:empty?)
      check_conflict = settings['check_issue_update_conflict'].to_s == '1' || settings['check_issue_update_conflict'].to_s == 'true'

      script = "<script>\n"
      script << "window._CONF_FORCE_HTTPS = #{force_https ? 'true' : 'false'};\n"
      script << "window._CONF_DISPLAY_EDIT_ICON = #{display.inspect};\n"
      script << "window._CONF_LISTENER_TYPE_VALUE = #{l_type_value.inspect};\n"
      script << "window._CONF_LISTENER_TYPE_ICON = #{l_type_icon.inspect};\n"
      script << "window._CONF_LISTENER_TARGET = #{l_target.inspect};\n"
      script << "window._CONF_EXCLUDED_FIELD_ID = [#{excluded_array.map(&:inspect).join(', ')}];\n"
      script << "window._CONF_CHECK_ISSUE_UPDATE_CONFLICT = #{check_conflict ? 'true' : 'false'};\n"
      script << "</script>\n"

      (script + javascript_include_tag('issue_dynamic_edit.js', :plugin => :redmine_issue_dynamic_edit)).html_safe
    end
  end

  def view_issues_show_details_bottom(context)
    content = "<script>\n"
    content << " const _ISSUE_ID = \"#{context[:request].path_parameters[:id]}\";\n"
    content << " const _PROJECT_ID = \"#{Issue.find(context[:request].path_parameters[:id]).project_id}\";\n"
    content << " const _TXT_CONFLICT_TITLE = \"" + l(:ide_txt_notice_conflict_title) + "\";\n"
    content << " const _TXT_CONFLICT_TXT = \"" + l(:ide_txt_notice_conflict_text) + "\";\n"
    content << " const _TXT_CONFLICT_LINK = \"" + l(:ide_txt_notice_conflict_link) + "\";\n"
    content << " const _COMMENTS_IN_REVERSE_ORDER = #{User.current.wants_comments_in_reverse_order? ? 'true' : 'false'};\n"
    content << "</script>\n"
    content << "<style>/* PRINT MEDIAQUERY */\n"
    content << "@media print {\n"
    content << "body.controller-issues.action-show div.issue.details .subject .refreshData,\n"
    content << "body.controller-issues.action-show div.issue.details .iconEdit,\n"
    content << "body.controller-issues.action-show .dynamicEditField {\n"
    content << "display : none !important;\n"
    content << "height: 0;\n"
    content << "width: 0;\n"
    content << "overflow: hidden;\n"
    content << "padding : 0;\n"
    content << "margin: 0;\n"
    content << "}\n"
    content << "}</style>\n"
    return content.html_safe
  end

end