From eb311838538b80fb3280aa9ab5b57abc22925926 Mon Sep 17 00:00:00 2001
From: Aqua-sama <aqua@iserlohn-fortress.net>
Date: Sat, 9 Nov 2019 21:05:07 +0200
Subject: Add configuration subcommand

--dump: Write current configuration to stdout and exit
---
 lib/configuration/configuration.h | 51 ++++++++++++++++++++++-----------------
 1 file changed, 29 insertions(+), 22 deletions(-)

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

diff --git a/lib/configuration/configuration.h b/lib/configuration/configuration.h
index b77685a..4459dd0 100644
--- a/lib/configuration/configuration.h
+++ b/lib/configuration/configuration.h
@@ -9,21 +9,21 @@
 #ifndef SMOLBOTE_CONFIGURATION_H
 #define SMOLBOTE_CONFIGURATION_H
 
+#include <QAction>
+#include <QString>
+#include <initializer_list>
+#include <memory>
 #include <optional>
 #include <string>
-#include <vector>
 #include <unordered_map>
 #include <variant>
-#include <initializer_list>
-#include <memory>
-#include <QAction>
-#include <QString>
+#include <vector>
 
-#if defined (__clang__)
-#define consumable(X)           [[clang::consumable(X)]]
-#define return_typestate(X)     [[clang::return_typestate(X)]]
-#define callable_when(X)        [[clang::callable_when(X)]]
-#define param_typestate(X)      [[clang::param_typestate(X)]]
+#if defined(__clang__)
+#define consumable(X) [[clang::consumable(X)]]
+#define return_typestate(X) [[clang::return_typestate(X)]]
+#define callable_when(X) [[clang::callable_when(X)]]
+#define param_typestate(X) [[clang::param_typestate(X)]]
 #else
 #define consumable(X)
 #define return_typestate(X)
@@ -35,27 +35,25 @@ typedef std::variant<std::string, int, bool> conf_value_t;
 
 class consumable(unconsumed) Configuration : private std::unordered_map<std::string, conf_value_t>
 {
+    friend std::ostream &operator<<(std::ostream &out, const Configuration &obj);
 
 public:
-    return_typestate(unconsumed)
-    explicit Configuration();
+    return_typestate(unconsumed) explicit Configuration();
 
-    return_typestate(unconsumed)
-    explicit Configuration(std::initializer_list<std::pair<std::string, conf_value_t>> l) noexcept;
+    return_typestate(unconsumed) explicit Configuration(std::initializer_list<std::pair<std::string, conf_value_t>> l) noexcept;
 
-    explicit Configuration(Configuration &&other param_typestate(unconsumed)) = default;
+    explicit Configuration(Configuration && other param_typestate(unconsumed)) = default;
 
     ~Configuration() = default;
 
-    callable_when(unconsumed)
-    void read(std::basic_istream<char> &input);
+    callable_when(unconsumed) void read(std::basic_istream<char> & input);
 
     template <typename T>
     callable_when(unconsumed) std::optional<T> value(const char *path) const
     {
         if(use_global)
             return instance()->value<T>(path);
-        
+
         if(this->count(path) == 0) {
             return std::nullopt;
         }
@@ -64,7 +62,15 @@ public:
         const auto value = at(path);
 
         if constexpr(std::is_same_v<T, QString> || std::is_same_v<T, std::string>) {
-            auto r = std::get<std::string>(value);
+            auto r = [&value]() {
+                if(std::holds_alternative<std::string>(value))
+                    return std::get<std::string>(value);
+                else if(std::holds_alternative<int>(value))
+                    return std::to_string(std::get<int>(value));
+                else
+                    return std::get<bool>(value) ? std::string("true") : std::string("false");
+            }();
+
             if(r.front() == '~')
                 r.replace(0, 1, m_homePath);
 
@@ -76,14 +82,14 @@ public:
         } else if constexpr(std::is_same_v<T, QStringList>) {
             return std::make_optional(QString::fromStdString(std::get<std::string>(value)).split(';'));
 
-        } else if (std::holds_alternative<T>(value)) {
+        } else if(std::holds_alternative<T>(value)) {
             return std::optional<T>(std::get<T>(value));
         } else
             return std::nullopt;
-        
+
     } // std::optional<T> value(path) const
 
-    static void move_global(std::unique_ptr<Configuration> &&conf);
+    static void move_global(std::unique_ptr<Configuration> && conf);
 
 private:
     static Configuration *instance();
@@ -93,5 +99,6 @@ private:
 };
 
 void setShortcut(QAction *action, const char *name);
+std::ostream &operator<<(std::ostream &out, const Configuration &obj);
 
 #endif // SMOLBOTE_CONFIGURATION_H
-- 
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