Refactoring

src/PGN.hpp

@@ -0,0 +1,81 @@
+#include "HalfMove.hpp"
+#include <algorithm>
+#include <exception>
+#include <fstream>
+#include <unordered_map>
+
+namespace pgnp {
+
+class PGN {
+private:
+  /// @brief Contains tags data
+  std::unordered_map<std::string, std::string> tags;
+  /// @brief Contains the tags list in parsed order
+  std::vector<std::string> tagkeys;
+  /// @brief Contains game result (last PGN word)
+  std::string result;
+  /// @brief COntains the parsed PGN moves
+  HalfMove *moves;
+  /// @brief Contains the PGN data
+  std::string pgn_content;
+
+public:
+  ~PGN();
+  void FromFile(std::string);
+  void FromString(std::string);
+  /// @brief Check if PGN contains a specific tag
+  bool HasTag(std::string);
+  /// @brief Perform a Seven Tag Roster compliance check
+  void STRCheck();
+  /// @brief Dump parsed PGN into a string
+  std::string Dump();
+  /// @brief Retrieve parsed tag list
+  std::vector<std::string> GetTagList();
+  /// @brief Access to the value of a tag
+  std::string GetTagValue(std::string);
+  /// @brief Get game result based on the last PGN word
+  std::string GetResult();
+  /// @brief Fetch PGN moves as HalfMove structure
+  void GetMoves(HalfMove *);
+
+private:
+  /// @brief Populate @a tags with by parsing the one starting at location in
+  /// argument
+  int ParseNextTag(int);
+  /// @brief Get the next non-blank char location starting from location in
+  /// argument
+  int NextNonBlank(int);
+  /// @brief Parse a HalfMove at a specific location into @a pgn_content
+  int ParseHalfMove(int, HalfMove *);
+};
+
+struct UnexpectedEOF : public std::exception {
+  const char *what() const throw() { return "Unexpected end of pgn file"; }
+};
+
+struct InvalidTagName : public std::exception {
+  const char *what() const throw() { return "Invalid tag name"; }
+};
+
+struct InvalidGameResult : public std::exception {
+  const char *what() const throw() { return "Invalid game result"; }
+};
+
+struct UnexpectedCharacter : public std::exception {
+  std::string msg;
+  UnexpectedCharacter(char actual, char required, int loc) {
+    std::stringstream ss;
+    ss << "Expected \'" << required << "\' at location " << loc
+       << " but read \'" << actual << "\'";
+    msg = ss.str();
+  }
+  const char *what() const throw() { return msg.c_str(); }
+};
+
+struct STRCheckFailed : public std::exception {
+  const char *what() const throw() {
+    return "Seven Tag Roster compliance check failed";
+  }
+};
+
+} // namespace pgnp