HtmlGenerator.cpp

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#include <HtmlGenerator.hpp>
#include <string>
 
auto HtmlGenerator::fail(const std::string &message, const std::string &type) -> void {
  AbstractGenerator::fail(message, "HTML");
}
 
auto HtmlGenerator::write() -> std::string {
  if (elements.empty()) {
    fail("Empty-Input is not Writable", "");
  }
  auto document = CTML::Document();
  document.head()
      .AppendChild(
          CTML::Node(name<HtmlTag::META>)
              .SetAttribute("charset", "utf-8")
              .UseClosingTag(false)
      )
      .AppendChild(
          CTML::Node(name<HtmlTag::META>)
              .SetAttribute("name", "viewport")
              .SetAttribute("content", "width=device-width, initial-scale=1, shrink-to-fit=no")
              .UseClosingTag(false)
      )
      .AppendChild(
          CTML::Node(name<HtmlTag::LINK>)
              .SetAttribute("rel", "stylesheet")
              .SetAttribute("href", "https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css")
              .SetAttribute("integrity", "sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm")
              .SetAttribute("crossorigin", "anonymous")
              .UseClosingTag(false)
      )
      .AppendChild(
          CTML::Node(name<HtmlTag::TITLE>, "Bib-Parser results")
      );
 
  auto container = CTML::Node(name<HtmlTag::DIV>).ToggleClass("container");
 
  fillContainer(container);
 
  document.body()
      .AppendChild(container)
      .AppendChild(
          CTML::Node(name<HtmlTag::SCRIPT>)
              .SetAttribute("src", "https://code.jquery.com/jquery-3.2.1.slim.min.js")
              .SetAttribute("integrity", "sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN")
              .SetAttribute("crossorigin", "anonymous")
      )
      .AppendChild(
          CTML::Node(name<HtmlTag::SCRIPT>)
              .SetAttribute("src", "https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js")
              .SetAttribute("integrity", "sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q")
              .SetAttribute("crossorigin", "anonymous")
      )
      .AppendChild(
          CTML::Node(name<HtmlTag::SCRIPT>)
              .SetAttribute("src", "https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js")
              .SetAttribute("integrity", "sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl")
              .SetAttribute("crossorigin", "anonymous")
      );
 
  return document.ToString();
}
 
HtmlGenerator::HtmlGenerator(const std::vector<BibElement> &elements) : AbstractGenerator{elements} {}
 
void HtmlGenerator::fillContainer(
    CTML::Node &parent
) const noexcept {
  auto accordion = CTML::Node(name<HtmlTag::DIV>).SetAttribute("id", "accordion");
  for (const auto &element: elements) {
    appendCard(accordion, element);
  }
  parent.AppendChild(accordion);
}
 
auto HtmlGenerator::appendCard(
    CTML::Node &parent,
    const BibElement &element
) noexcept -> void {
  auto card = CTML::Node(name<HtmlTag::DIV>).ToggleClass("card");
 
  auto cardHeader = CTML::Node(name<HtmlTag::DIV>)
      .ToggleClass("card-header")
      .SetAttribute("id", element.id);
 
  auto headerHeading = CTML::Node(name<HtmlTag::H5>).ToggleClass("mb-0");
 
  auto button = CTML::Node(
      name<HtmlTag::BUTTON>,
      element.id + " - " + element.findAttribute("title").value_or<Field>({"", ""}).value
  )
      .ToggleClass("btn btn-link collapsed")
      .SetAttribute("style", "white-space: normal; text-align: left;")
      .SetAttribute("data-toggle", "collapse")
      .SetAttribute("data-target", "#collapse" + element.id)
      .SetAttribute("aria-expanded", "false")
      .SetAttribute("aria-controls", "collapse" + element.id);
 
  auto cardBodyWrapper = CTML::Node(name<HtmlTag::DIV>)
      .ToggleClass("collapse")
      .SetAttribute("id", "collapse" + element.id)
      .SetAttribute("aria-labelledby", element.id)
      .SetAttribute("data-parent", "#accordion");
 
  auto cardBody = CTML::Node(name<HtmlTag::DIV>).ToggleClass("card-body");
 
  appendTable(cardBody, element);
 
  cardBodyWrapper.AppendChild(cardBody);
  headerHeading.AppendChild(button);
  cardHeader.AppendChild(headerHeading);
  card.AppendChild(cardHeader);
  card.AppendChild(cardBodyWrapper);
  parent.AppendChild(card);
}
 
auto HtmlGenerator::appendTable(
    CTML::Node &parent,
    const BibElement &element
) noexcept -> void {
  auto table = CTML::Node(name<HtmlTag::TABLE>).ToggleClass("table");
  auto tableBody = CTML::Node(name<HtmlTag::TABLE_BODY>);
  for (const auto &field : sortedFields(element.attributes)) {
    auto row = CTML::Node(name<HtmlTag::TABLE_ROW>)
        .AppendChild(
            CTML::Node(
                name<HtmlTag::TABLE_HEADING>,
                field.name
            ).SetAttribute("scope", "row")
        )
        .AppendChild(CTML::Node(
            name<HtmlTag::TABLE_ENTRY>,
            field.value
        ));
    tableBody.AppendChild(row);
  }
 
  table.AppendChild(tableBody);
  parent.AppendChild(table);
}