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#pragma once
#include <string>
#include <stdexcept>
typedef struct sqlite3 sqlite3;
typedef struct sqlite3_stmt sqlite3_stmt;
namespace mapbox {
namespace sqlite {
enum OpenFlag : int {
ReadOnly = 0x00000001,
ReadWrite = 0x00000002,
Create = 0x00000004,
NoMutex = 0x00008000,
FullMutex = 0x00010000,
SharedCache = 0x00020000,
PrivateCache = 0x00040000,
};
struct Exception : std::runtime_error {
inline Exception(int err, const char *msg) : std::runtime_error(msg), code(err) {}
inline Exception(int err, const std::string& msg) : std::runtime_error(msg), code(err) {}
const int code = 0;
};
class Statement;
class Database {
private:
Database(const Database &) = delete;
Database &operator=(const Database &) = delete;
public:
Database(const std::string &filename, int flags = 0);
Database(Database &&);
~Database();
Database &operator=(Database &&);
operator bool() const;
void exec(const std::string &sql);
Statement prepare(const char *query);
private:
sqlite3 *db = nullptr;
};
class Statement {
private:
Statement(const Statement &) = delete;
Statement &operator=(const Statement &) = delete;
void check(int err);
public:
Statement(sqlite3 *db, const char *sql);
Statement(Statement &&);
~Statement();
Statement &operator=(Statement &&);
operator bool() const;
template <typename T> void bind(int offset, T value);
void bind(int offset, const std::string &value, bool retain = true);
template <typename T> T get(int offset);
bool run();
void reset();
private:
sqlite3_stmt *stmt = nullptr;
};
}
}
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