git ssb

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var nest = require('depnest')
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var htmlEscape = require('html-escape')
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exports.needs = nest({
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  'emoji.sync.url': 'first'
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})
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exports.gives = nest('book.html.simpleEmoji')
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exports.create = function (api) {
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  return nest('book.html.simpleEmoji', simpleMarkdown)
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  function renderEmoji (emoji, url) {
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    if (!url) return ':' + emoji + ':'
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    return `
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      <img
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        src="${htmlEscape(url)}"
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        alt=":${htmlEscape(emoji)}:"
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        title=":${htmlEscape(emoji)}:"
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        class="emoji"
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      >
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    `
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  }
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  function simpleMarkdown(text) {
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    if (text.startsWith(':'))
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      return renderEmoji(text, api.emoji.sync.url(text.match(/:([^:]*)/)[1]))
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    else
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      return '<span>' + text + '</span>'
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  }
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}
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