Left off at adding album record to the database and retrieving the album record to assign the album id to the song record's album id foreign key

src/database/albumRepository.cpp

@@ -1,5 +1,122 @@
 #include "database/albumRepository.h"
 
+#include <iostream>
+#include <memory>
+#include <sstream>
+#include <string>
+#include <cstring>
+
 Database::albumRepository::albumRepository(const Model::BinaryPath& bConf)
     : base_repository(bConf)
 { }
+
+
+// TODO: implement this later on
+std::vector<Model::Album> Database::albumRepository::retrieveRecords()
+{
+    std::vector<Model::Album> albums;
+
+    return albums;
+}
+
+Model::Album Database::albumRepository::retrieveRecord(Model::Album& album, Type::albumFilter filter)
+{
+    std::stringstream qry;
+    auto conn = setup_mysql_connection();
+    qry << "SELECT alb.* FROM Album alb WHERE ";
+
+    std::unique_ptr<char*> param;
+    switch (filter) {
+        case Type::albumFilter::id:
+            qry << "alb.AlbumId = " << album.id;
+            break;
+        case Type::albumFilter::title:
+            param = std::make_unique<char*>(new char[album.title.size()]);
+            mysql_real_escape_string(conn, *param, album.title.c_str(), album.title.size());
+            qry << "alb.Title = '" << *param << "'";
+            break;
+        case Type::albumFilter::year:
+            break;
+        default:
+            break;
+    }
+
+    const std::string query = qry.str();
+    auto results = perform_mysql_query(conn, query);
+
+    album = parseRecord(results);
+
+    mysql_close(conn);
+    std::cout << "done" << std::endl;
+
+    return album;
+}
+
+void Database::albumRepository::saveAlbum(const Model::Album& album)
+{
+    std::cout << "beginning to insert album record" << std::endl;
+
+    auto conn = setup_mysql_connection();
+    auto status = 0;
+
+    MYSQL_STMT *stmt = mysql_stmt_init(conn);
+
+    std::string query = "INSERT INTO Album(Title, Year) VALUES(?, ?)";
+
+    status = mysql_stmt_prepare(stmt, query.c_str(), query.size());
+
+    MYSQL_BIND params[2];
+    memset(params, 0, sizeof(params));
+
+    params[0].buffer_type = MYSQL_TYPE_STRING;
+    params[0].buffer = (char*)album.title.c_str();
+    auto titleLength = album.title.size();
+    params[0].buffer = &titleLength;
+    params[0].is_null = 0;
+
+    params[1].buffer_type = MYSQL_TYPE_LONG;
+    params[1].buffer = (char*)&album.year;
+    params[1].length = 0;
+    params[1].is_null = 0;
+
+    status = mysql_stmt_bind_param(stmt, params);
+    status = mysql_stmt_execute(stmt);
+
+    mysql_stmt_close(stmt);
+    mysql_close(conn);
+
+    std::cout << "done inserting album record" << std::endl;
+}
+
+
+// TODO: implement this
+std::vector<Model::Album> Database::albumRepository::parseRecords(MYSQL_RES* results)
+{
+    std::vector<Model::Album> albums;
+
+    return albums;
+}
+
+Model::Album Database::albumRepository::parseRecord(MYSQL_RES* results)
+{
+    Model::Album album;
+    auto fieldNum = mysql_num_fields(results);
+
+    auto row = mysql_fetch_row(results);
+
+    for (auto i = 0; i != fieldNum; ++i) {
+        const std::string field(mysql_fetch_field(results)->name);
+
+        if (field.compare("AlbumId") == 0) {
+            album.id = std::stoi(row[i]);
+        }
+        if (field.compare("Title") == 0) {
+            album.title = row[i];
+        }
+        if (field.compare("Year") == 0) {
+            album.year = std::stoi(row[i]);
+        }
+    }
+
+    return album;
+}