From 53594eabccfb7cd94f4b4d42745af1c0c21fe1ec Mon Sep 17 00:00:00 2001
From: Aqua-sama <aqua@iserlohn-fortress.net>
Date: Fri, 7 Dec 2018 20:47:51 +0100
Subject: Configuration: parse command line after parsing config file

- Split CommandLine off Configuration
---
 lib/configuration/commandline.h | 79 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 lib/configuration/commandline.h

(limited to 'lib/configuration/commandline.h')

diff --git a/lib/configuration/commandline.h b/lib/configuration/commandline.h
new file mode 100644
index 0000000..68361cb
--- /dev/null
+++ b/lib/configuration/commandline.h
@@ -0,0 +1,79 @@
+/*
+ * This file is part of smolbote. It's copyrighted by the contributors recorded
+ * in the version control history of the file, available from its original
+ * location: https://neueland.iserlohn-fortress.net/gitea/aqua/smolbote
+ *
+ * SPDX-License-Identifier: GPL-3.0
+ */
+
+#ifndef SMOLBOTE_COMMANDLINE_H
+#define SMOLBOTE_COMMANDLINE_H
+
+#include <QString>
+#include <QStringList>
+#include <boost/program_options.hpp>
+
+class CommandLine
+{
+public:
+    CommandLine(int argc, char **argv);
+
+    bool exists(const char *path) const
+    {
+        return (vm.count(path) > 0);
+    }
+
+    template <typename T>
+    std::optional<T> value(const char *path) const
+    {
+        if(vm.count(path) == 0) {
+            return std::nullopt;
+        }
+
+        if constexpr(std::is_same_v<T, QString>) {
+            return std::optional<QString>(QString::fromStdString(this->value<std::string>(path).value()));
+            //return std::optional<QString>(vm[path].as<const char*>());
+
+        } else if constexpr(std::is_same_v<T, QStringList>) {
+            QStringList r;
+            for(const std::string &item : this->value<std::vector<std::string>>(path).value()) {
+                r.append(QString::fromStdString(item));
+            }
+            return std::optional<QStringList>(r);
+
+        } else if constexpr(std::is_same_v<T, std::string>) {
+
+            if(vm[path].value().type() == typeid(int)) {
+                return std::optional<std::string>(std::to_string(vm[path].as<int>()));
+            }
+
+            if(vm[path].value().type() == typeid(bool)) {
+                return std::optional<std::string>(vm[path].as<bool>() ? "true" : "false");
+            }
+
+            std::string r = vm[path].as<std::string>();
+
+            // check if it's a path
+            if(r.front() == '~') {
+                r.replace(0, 1, m_homePath);
+            }
+
+            return std::optional<std::string>(r);
+
+        } else
+            return std::optional<T>(vm[path].as<T>());
+    }
+
+    const boost::program_options::options_description description() const
+    {
+        return m_description;
+    }
+
+private:
+    const std::string m_homePath;
+    boost::program_options::options_description m_description;
+    boost::program_options::positional_options_description m_arguments;
+    boost::program_options::variables_map vm;
+};
+
+#endif // SMOLBOTE_COMMANDLINE_H
-- 
cgit v1.2.1