const renderContent = require('./renderContent')
const { ExtendedMarkdown, tags } = require('../liquid-tags/extended-markdown')

// Include custom tags like {% link_with_intro /article/foo %}
renderContent.liquid.registerTag('liquid_tag', require('../liquid-tags/liquid-tag'))
renderContent.liquid.registerTag('link', require('../liquid-tags/link'))
renderContent.liquid.registerTag('link_with_intro', require('../liquid-tags/link-with-intro'))
renderContent.liquid.registerTag('homepage_link_with_intro', require('../liquid-tags/homepage-link-with-intro'))
renderContent.liquid.registerTag('link_in_list', require('../liquid-tags/link-in-list'))
renderContent.liquid.registerTag('topic_link_in_list', require('../liquid-tags/topic-link-in-list'))
renderContent.liquid.registerTag('link_with_short_title', require('../liquid-tags/link-with-short-title'))
renderContent.liquid.registerTag('indented_data_reference', require('../liquid-tags/indented-data-reference'))
renderContent.liquid.registerTag('data', require('../liquid-tags/data'))
renderContent.liquid.registerTag('octicon', require('../liquid-tags/octicon'))

for (const tag in tags) {
  // Register all the extended markdown tags, like {% note %} and {% warning %}
  renderContent.liquid.registerTag(tag, ExtendedMarkdown)
}

renderContent.liquid.registerFilters({
  /**
   * Like the `size` filter, but specifically for
   * getting the number of keys in an object
   */
  obj_size: (input) => {
    if (!input) return 0
    return Object.keys(input).length
  },
  /**
   * Returns the version number of a GHES version string
   * ex: enterprise-server@2.22 => 2.22
   */
  version_num: (input) => {
    return input.split('@')[1]
  }
})

module.exports = renderContent