postgresql_engine.hpp 1.5 KB
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#pragma once

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#include <biboumi.h>
#include <string>
#include <stdexcept>
#include <memory>
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#include <database/statement.hpp>
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#include <database/engine.hpp>
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#include <tuple>
#include <set>

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#ifdef PQ_FOUND

#include <libpq-fe.h>

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class PostgresqlEngine: public DatabaseEngine
{
 public:
  PostgresqlEngine(PGconn*const conn);

  ~PostgresqlEngine();

  static std::unique_ptr<DatabaseEngine> open(const std::string& string);
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  EngineType engine_type() const override
  {
    return EngineType::Postgresql;
  }
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  std::map<std::string, std::string> get_all_columns_from_table(const std::string& table_name) override final;
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  std::tuple<bool, std::string> raw_exec(const std::string& query) override final;
  std::unique_ptr<Statement> prepare(const std::string& query) override;
  void extract_last_insert_rowid(Statement& statement) override;
  std::string get_returning_id_sql_string(const std::string& col_name) override;
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  std::string id_column_type() const override;
  std::string datetime_column_type() const override;
  void convert_date_format(DatabaseEngine& engine) override;
  long double epoch_to_floating_value(long double seconds) const override;
  void init_session() override;
  std::string escape_param_number(int nb) const override;
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private:
  PGconn* const conn;
};
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#else

class PostgresqlEngine
{
public:
  static std::unique_ptr<DatabaseEngine> open(const std::string& string)
  {
    throw std::runtime_error("Cannot open postgresql database "s + string + ": biboumi is not compiled with libpq.");
  }
};

#endif