variant_filters.h

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#ifndef gamgee__variant_filters__guard
#define gamgee__variant_filters__guard

#include "variant_filters_iterator.h"

#include "../utils/hts_memory.h"

#include "htslib/vcf.h"

#include <string>
#include <memory>

namespace gamgee {

class VariantFilters {
 public:
  explicit VariantFilters(const std::shared_ptr<bcf_hdr_t>& header, const std::shared_ptr<bcf1_t>& body) : m_header {header}, m_body {body} {}

  std::string operator[](int index) const { return utils::htslib_filter_name(m_header.get(), m_body.get(), index); }

  uint32_t size() const { return uint32_t(m_body->d.n_flt); }

  bool missing() const { return size() == 0; }

  VariantFiltersIterator begin() const {return VariantFiltersIterator{m_header, m_body, 0}; }

  VariantFiltersIterator end() const {return VariantFiltersIterator{m_header, m_body, uint32_t(m_body->d.n_flt)};}

 private:
  std::shared_ptr<bcf_hdr_t> m_header; 
  std::shared_ptr<bcf1_t> m_body;      

};


}

#endif // gamgee__variant_filters__guard