1 files changed, 127 insertions, 0 deletions
diff --git a/src/database.cc b/src/database.cc
new file mode 100644
index 0000000..5ae045a
--- /dev/null
+++ b/src/database.cc
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+/* -*- c++ -*- */
+/***************************************************************************
+ *            database.cc
+ *
+ *  Sat Apr 23 19:09:12 CEST 2022
+ *  Copyright 2022 Bent Bisballe Nyeng
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of Qookie.
+ *
+ *  Qookie is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  Qookie is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with Qookie; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#include "database.h"
+
+#include <sqlite3.h>
+#include <iostream>
+
+// https://www.tutorialspoint.com/sqlite/sqlite_c_cpp.htm
+
+Database::Database(const std::string& file)
+{
+	auto rc = sqlite3_open(file.data(), &db); // https://sqlite.org/c3ref/open.html
+	if(rc)
+	{
+		std::cerr << "Can't open database: " << sqlite3_errmsg(db) << '\n';
+		return;
+	}
+	else
+	{
+		std::cout << "Opened database successfully\n";
+	}
+}
+
+Database::~Database()
+{
+	sqlite3_close(db);
+}
+
+std::deque<RecipeItem> Database::getRecipes()
+{
+	std::deque<RecipeItem> items;
+
+	std::string sql = "select id, title, image from recipe";
+	sqlite3_stmt *statement;
+	if(sqlite3_prepare_v2(db, sql.data(), sql.length(), &statement, 0) != SQLITE_OK)
+	{
+		std::cerr << "Open database failed\n";
+		return {};
+	}
+
+	int result = 0;
+	while(true)
+	{
+		RecipeItem item;
+		result = sqlite3_step(statement);
+
+		if(result == SQLITE_ROW)
+		{
+			item.id = sqlite3_column_int(statement, 0);
+
+			int title_size = sqlite3_column_bytes(statement, 1);
+			item.title.append((const char*)sqlite3_column_blob(statement, 1), title_size);
+
+			int image_size = sqlite3_column_bytes(statement, 2);
+			item.image.append((const char*)sqlite3_column_blob(statement, 2), image_size);
+		}
+		else
+		{
+			break;
+		}
+		items.push_back(item);
+	}
+
+	return items;
+}
+
+Recipe Database::getRecipe(int id)
+{
+	// TODO
+
+	std::string sql = "select id, title, image from recipe where id=" + id;
+	sqlite3_stmt *statement;
+	if(sqlite3_prepare_v2(db, sql.data(), sql.length(), &statement, 0) != SQLITE_OK)
+	{
+		std::cerr << "Open database failed\n";
+		return {};
+	}
+
+	int result = 0;
+	while(true)
+	{
+		Recipe item;
+		result = sqlite3_step(statement);
+
+		if(result == SQLITE_ROW)
+		{
+			item.id = sqlite3_column_int(statement, 0);
+
+			int title_size = sqlite3_column_bytes(statement, 1);
+			item.title.append((const char*)sqlite3_column_blob(statement, 1), title_size);
+
+			int image_size = sqlite3_column_bytes(statement, 2);
+			item.image.append((const char*)sqlite3_column_blob(statement, 2), image_size);
+		}
+		else
+		{
+			break;
+		}
+		return item;
+	}
+
+	return {}; // Not found
+}