// Iniファイル操作モジュール

private {
	import win32.windows;
	import std.string, std.utf;
}

private const uint buffer_size = 1024 * 10; // 10KB Pre Buffer Size

class IniFile {
private:
	char[] filename;
public:
	this(char[] filename) {
		this.filename = filename.dup;
	}
	// 数値を取得
	int GetInteger(char[] section, char[] key, int default_value) {
		return GetPrivateProfileInt(toUTF16z(section), toUTF16z(key), default_value, toUTF16z(filename));
	}
	// 文字列を取得
	char[] GetString(char[] section, char[] key, char[] default_string) {
		wchar[] buffer = new wchar[buffer_size];
		int len = GetPrivateProfileString(toUTF16z(section), toUTF16z(key), toUTF16z(default_string), buffer, buffer_size - 1, toUTF16z(filename));
		if (len == 0) {
			return "";
		}
		return toUTF8(buffer[0..len]);
	}
	// セクション名のリストを取得
	char[][] GetSectionNames() {
		wchar[] buffer = new wchar[buffer_size];
		char[][] result;
		int count = 0;
		int len = GetPrivateProfileSectionNames(buffer, buffer_size - 1, toUTF16z(filename));
		char[][] pre_result = split(toUTF8(buffer[0..len]), "\0");
		for (int i = 0; i < pre_result.length; i++) {
			if (pre_result[i].length != 0) {
				result.length = result.length + 1;
				result[count] = pre_result[i];
				count++;
			}
		}
		return result;
	}
	// 数値の書き込み
	void WriteInteger(char[] section, char[] key, int value) {
		assert(WritePrivateProfileString(toUTF16z(section), toUTF16z(key), toUTF16z(std.string.toString(value)), toUTF16z(filename)));
	}
	// 文字列の書き込み
	void WriteString(char[] section, char[] key, char[] value) {
		assert(WritePrivateProfileString(toUTF16z(section), toUTF16z(key), toUTF16z(value), toUTF16z(filename)));
	}
}