css_writer.hpp

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#pragma once
#include "selector_dictionary.hpp"
#include "../../io/stream_writer.hpp"
#include "../../argument_exception.hpp"
#include "../../format_exception.hpp"
#include "../../object.hpp"

namespace xtd {
  namespace web {
    namespace css {
      class css_writer : public object {
      public:
        
        css_writer(std::ostream& stream) : text_writer_(new xtd::io::stream_writer(stream)) {}
        css_writer(xtd::io::text_writer& text_writer) : text_writer_(&text_writer), delete_when_destroy_(false) {}
        css_writer(const xtd::string& path) : text_writer_(new xtd::io::stream_writer(path)) {}
        ~css_writer() {if (delete_when_destroy_) delete text_writer_;}
        
        
        [[nodiscard]] auto selectors() const noexcept -> const xtd::web::css::selector_dictionary& {return selectors_;}
        [[nodiscard]] auto selectors() noexcept -> xtd::web::css::selector_dictionary& {return selectors_;}
        auto selectors(const xtd::web::css::selector_dictionary& selector) -> void {selectors_ = selector;}
        
        
        auto write() -> void {
          if (!text_writer_) return;
          for (const auto& selector : selectors_) {
            text_writer_->write_line("{} {{", selector.first);
            for (const auto& property : selector.second.properties())
              text_writer_->write_line("  {}: {};", property.first, property.second);
            text_writer_->write_line("}");
          }
        }
        
      private:
        xtd::web::css::selector_dictionary selectors_;
        xtd::io::text_writer* text_writer_ = nullptr;
        bool delete_when_destroy_ = true;
      };
    }
  }
}