started mysql access development

CMakeLists.txt

@@ -101,6 +101,7 @@ target_link_libraries(restbed_xmr
         lmdb
         ringct
         common
+        mysqlcppconn
         ${Boost_LIBRARIES}
         pthread
         unbound

main.cpp

@@ -5,16 +5,25 @@
 
 #include "ext/restbed/source/restbed"
 
+#include "src/MySqlConnector.h"
 #include "src/YourMoneroRequests.h"
 
 
-
 using namespace std;
 using namespace restbed;
 
 int
 main()
 {
+    xmreg::MySqlAccounts xmr_accounts;
+
+    //xmr_accounts.create_account("41vEA7Ye8Bpeda6g59v5t46koWrVn2PNgEKgzquJjmiKCFTsh9gajr8J3pad49rqu581TAtFGCH9CYTCkYrCpuWUG9GkgeB");
+
+
+    xmr_accounts.select_account("41vEA7Ye8Bpeda6g59v5t46koWrVn2PNgEKgzquJjmiKCFTsh9gajr8J3pad49rqu581TAtFGCH9CYTCkYrCpuWUG9GkgeB");
+
+
+
     xmreg::YourMoneroRequests::show_logs = true;
 
     xmreg::YourMoneroRequests your_xmr;

src/CMakeLists.txt

@@ -5,7 +5,7 @@ project(myxrm)
 set(SOURCE_FILES
 		MicroCore.cpp
 		tools.cpp
-		CmdLineOptions.cpp)
+		CmdLineOptions.cpp MySqlConnector.h)
 
 # make static library called libmyxrm
 # that we are going to link to

src/MySqlConnector.h

@@ -0,0 +1,182 @@
+//
+// Created by mwo on 9/12/16.
+//
+
+#ifndef RESTBED_XMR_MYSQLCONNECTOR_H
+#define RESTBED_XMR_MYSQLCONNECTOR_H
+
+#include <iostream>
+#include <memory>
+
+
+
+#include "mysql_connection.h"
+
+#include <cppconn/driver.h>
+#include <cppconn/exception.h>
+#include <cppconn/resultset.h>
+#include <cppconn/statement.h>
+#include <cppconn/prepared_statement.h>
+
+
+
+namespace xmreg
+{
+
+using namespace sql;
+using namespace std;
+
+
+#define MYSQL_EXCEPTION_MSG(sql_excetption) cerr << "# ERR: SQLException in " << __FILE__ \
+         << "(" << __FUNCTION__ << ") on line " << __LINE__ << endl \
+         << "# ERR: " << sql_excetption.what() \
+         << " (MySQL error code: " <<sql_excetption.getErrorCode() \
+         << ", SQLState: " << sql_excetption.getSQLState() << " )" \
+         << endl;
+
+/**
+ * Custom deleter for some MySql object
+ * as they are often virtual thus cant use unique_ptr
+ * @tparam T
+ */
+template <typename T>
+struct MySqlDeleter
+{
+    void
+    operator()(T *p)
+    {
+        delete p;
+    }
+};
+
+
+class MySqlConnector
+{
+
+    template <typename T>
+    using mysql_unqiue_ptr =  unique_ptr<T, MySqlDeleter<T>>;
+
+    string url;
+    string username;
+    string password;
+    string dbname;
+
+protected:
+    Driver* driver;
+
+    unique_ptr<Connection> con;
+
+public:
+    MySqlConnector(
+        string _url      = "tcp://127.0.0.1:3306",
+        string _username = "root",
+        string _password = "root",
+        string _dbname   = "yourmonero"
+    ):
+        url      {_url},
+        username {_username},
+        password {_password},
+        dbname   {_dbname}
+    {
+        connect();
+    }
+
+    void
+    connect()
+    {
+        Driver* driver = get_driver_instance();
+        con = unique_ptr<Connection>(driver->connect(url, username, password));
+        con->setSchema(dbname);
+    }
+
+};
+
+
+class MySqlAccounts: public MySqlConnector
+{
+    static constexpr const char* TABLE_NAME = "Accounts";
+
+    static constexpr const char* INSERT_STMT = R"(
+        INSERT INTO `Accounts`  (`address`) VALUES (?)
+    )";
+
+    static constexpr const char* SELECT_STMT = R"(
+        SELECT * FROM `Accounts` WHERE `address` = ?
+    )";
+
+public:
+    MySqlAccounts(): MySqlConnector() {}
+
+
+    bool
+    select_account(const string& address)
+    {
+        mysql_unqiue_ptr<PreparedStatement> prep_stmt {con->prepareStatement(SELECT_STMT)};
+
+        prep_stmt->setString(1, address);
+
+        try
+        {
+            unique_ptr<ResultSet> res {prep_stmt->executeQuery()};
+
+            cout << res->getRow() << endl;
+
+        }
+        catch (SQLException& e)
+        {
+            MYSQL_EXCEPTION_MSG(e);
+            return false;
+        }
+
+        return true;
+    }
+
+    bool
+    create_account(const string& address)
+    {
+        mysql_unqiue_ptr<PreparedStatement> prep_stmt {con->prepareStatement(SELECT_STMT)};
+
+        prep_stmt->setString(1, address);
+
+        try
+        {
+            prep_stmt->execute();
+        }
+        catch (SQLException& e)
+        {
+            MYSQL_EXCEPTION_MSG(e);
+            return false;
+        }
+
+        return true;
+    }
+
+    bool
+    update_account(
+            const string& address,
+            const uint64_t& total_recieved = 0,
+            const uint64_t& total_sent = 0,
+            const uint64_t& scanned_height = 0,
+            const uint64_t& scanned_block_height = 0,
+            const uint64_t& start_height = 0,
+            const uint64_t& transaction_height = 0,
+            const uint64_t& blockchain_height = 0
+    )
+    {
+        mysql_unqiue_ptr<PreparedStatement> prep_stmt(con->prepareStatement(INSERT_STMT));
+
+        prep_stmt->setString(1, address);
+        prep_stmt->setUInt64(2, total_recieved);
+        prep_stmt->setString(3, "a");
+        prep_stmt->execute();
+
+        return false;
+    }
+
+};
+
+
+}
+
+
+#endif //RESTBED_XMR_MYSQLCONNECTOR_H