Repo created

generator/search_index_builder.hpp

@@ -0,0 +1,46 @@
+#pragma once
+
+#include "generator/generate_info.hpp"
+
+#include "indexer/ftypes_matcher.hpp"
+
+#include <string>
+#include <unordered_map>
+#include <vector>
+
+namespace indexer
+{
+class SynonymsHolder
+{
+public:
+  // Default ctor is reading data/synonyms.txt file.
+  SynonymsHolder();
+  explicit SynonymsHolder(std::string const & fPath);
+
+  template <class ToDo>
+  void ForEach(std::string const & key, ToDo && toDo) const
+  {
+    auto it = m_map.find(key);
+    if (it != m_map.end())
+      for (auto const & v : it->second)
+        toDo(v);
+  }
+
+  template <class Types>
+  static bool CanApply(Types const & types)
+  {
+    auto const type = ftypes::IsLocalityChecker::Instance().GetType(types);
+    return (type == ftypes::LocalityType::Country || type == ftypes::LocalityType::State);
+  }
+
+private:
+  std::unordered_map<std::string, std::vector<std::string>> m_map;
+};
+
+// Builds the latest version of the search index section and writes it to the mwm file.
+// An attempt to rewrite the search index of an old mwm may result in a future crash
+// when using search because this function does not update mwm's version. This results
+// in version mismatch when trying to read the index.
+bool BuildSearchIndexFromDataFile(std::string const & country, feature::GenerateInfo const & info, bool forceRebuild,
+                                  uint32_t threadsCount);
+}  // namespace indexer