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+/*
+ *  Copyright (C) 2004, Leo Seib, Hannover
+ *
+ *  Project:SQLiteDataset C++ Dynamic Library
+ *  Module: SQLiteDataset class header file
+ *  Author: Leo Seib      E-Mail: leoseib@web.de
+ *  Begin: 5/04/2002
+ *
+ *  SPDX-License-Identifier: MIT
+ *  See LICENSES/README.md for more information.
+ */
+
+#pragma once
+
+#include "dataset.h"
+
+#include <stdio.h>
+
+#include <sqlite3.h>
+
+namespace dbiplus
+{
+/***************** Class SqliteDatabase definition ******************
+
+       class 'SqliteDatabase' connects with Sqlite-server
+
+******************************************************************/
+class SqliteDatabase : public Database
+{
+protected:
+  /* connect descriptor */
+  sqlite3* conn;
+  bool _in_transaction;
+  int last_err;
+
+public:
+  /* default constructor */
+  SqliteDatabase();
+  /* destructor */
+  ~SqliteDatabase() override;
+
+  Dataset* CreateDataset() const override;
+
+  /* func. returns connection handle with SQLite-server */
+  sqlite3* getHandle() { return conn; }
+  /* func. returns current status about SQLite-server connection */
+  int status() override;
+  int setErr(int err_code, const char* qry) override;
+  /* func. returns error message if error occurs */
+  const char* getErrorMsg() override;
+  /* sets a new host name */
+  void setHostName(const char* newHost) override;
+  /* sets a database name */
+  void setDatabase(const char* newDb) override;
+
+  /* func. connects to database-server */
+
+  int connect(bool create) override;
+  /* func. disconnects from database-server */
+  void disconnect() override;
+  /* func. creates new database */
+  int create() override;
+  /* func. deletes database */
+  int drop() override;
+  /* check if database exists (ie has tables/views defined) */
+  bool exists() override;
+
+  /* \brief copy database */
+  int copy(const char* backup_name) override;
+
+  /* \brief drop all extra analytics from database */
+  int drop_analytics(void) override;
+
+  long nextid(const char* seq_name) override;
+
+  /* virtual methods for transaction */
+
+  void start_transaction() override;
+  void commit_transaction() override;
+  void rollback_transaction() override;
+
+  /* virtual methods for formatting */
+  std::string vprepare(const char* format, va_list args) override;
+
+  bool in_transaction() override { return _in_transaction; }
+};
+
+/***************** Class SqliteDataset definition *******************
+
+       class 'SqliteDataset' does a query to SQLite-server
+
+******************************************************************/
+
+class SqliteDataset : public Dataset
+{
+protected:
+  sqlite3* handle();
+
+  /* Makes direct queries to database */
+  virtual void make_query(StringList& _sql);
+  /* Makes direct inserts into database */
+  void make_insert() override;
+  /* Edit SQL */
+  void make_edit() override;
+  /* Delete SQL */
+  void make_deletion() override;
+
+  //static int sqlite_callback(void* res_ptr,int ncol, char** result, char** cols);
+
+  /* This function works only with MySQL database
+  Filling the fields information from select statement */
+  void fill_fields() override;
+  /* Changing field values during dataset navigation */
+  virtual void free_row(); // free the memory allocated for the current row
+
+public:
+  /* constructor */
+  SqliteDataset();
+  explicit SqliteDataset(SqliteDatabase* newDb);
+
+  /* destructor */
+  ~SqliteDataset() override;
+
+  /* set autorefresh boolean value (if true - refresh the data after edit()
+or insert() operations default = false) */
+  void set_autorefresh(bool val);
+
+  /* opens a query  & then sets a query results */
+  void open() override;
+  void open(const std::string& sql) override;
+  /* func. executes a query without results to return */
+  int exec() override;
+  int exec(const std::string& sql) override;
+  const void* getExecRes() override;
+  /* as open, but with our query exec Sql */
+  bool query(const std::string& query) override;
+  /* func. closes a query */
+  void close(void) override;
+  /* Cancel changes, made in insert or edit states of dataset */
+  void cancel() override;
+  /* last inserted id */
+  int64_t lastinsertid() override;
+  /* sequence numbers */
+  long nextid(const char* seq_name) override;
+  /* sequence numbers */
+  int num_rows() override;
+  /* interrupt any pending database operation  */
+  void interrupt() override;
+
+  bool bof() override;
+  bool eof() override;
+  void first() override;
+  void last() override;
+  void prev() override;
+  void next() override;
+  /* Go to record No (starting with 0) */
+  bool seek(int pos = 0) override;
+
+  bool dropIndex(const char* table, const char* index) override;
+};
+} // namespace dbiplus