the humble beginnings of a command system

src/Makefile.am

@@ -1,4 +1,4 @@
 bin_PROGRAMS = cellar
 cellar_CPPFLAGS = $(BOOST_CPPFLAGS)
 cellar_LDFLAGS = $(BOOST_LDFLAGS) $(BOOST_SYSTEM_LIB) $(BOOST_FILESYSTEM_LIB)
-cellar_SOURCES = cellar.cpp fs.cpp bottles.cpp
+cellar_SOURCES = cellar.cpp fs.cpp bottles.cpp commands.cpp

src/cellar.cpp

@@ -6,34 +6,17 @@
 #include "json.hpp"
 
 #include "bottles.hpp"
+#include "commands.hpp"
 
 using namespace std;
 using namespace cellar;
 using json = nlohmann::json;
 
 int main(int argc, char* argv[]) {
-	map<string, bottles::Bottle> bottles = bottles::get_bottles();
-	for (auto& item : bottles) {
-        cout << item.first << "- ";
-        bottles::Bottle current = item.second;
-
-        switch (current.type) {
-            case bottles::bottle_anonymous:
-                cout << "anonymous wine bottle";
-                break;
-            case bottles::bottle_labelled:
-                cout << current.config["name"];
-                break;
-            case bottles::bottle_symlink:
-                cout << "symlink to ";
-                cout << current.canonical_path;
-                break;
-            default:
-                cout << "broken or unsupported wine bottle";
-        }
-        
-        cout << endl;
-	}
-
-	return 0;
+    vector<string> commands = commands::list_commands();
+    cout << "cellar - bottle management tool for WINE connoisseurs" << std::endl;
+    for (string item : commands) {
+        cout << item << " has loaded" << endl;
+    }
+    return 0;
 }

src/commands.cpp

@@ -0,0 +1,19 @@
+#include "commands.hpp"
+
+using namespace std;
+using namespace cellar::commands;
+
+map<string, CommandFunction> cellar::commands::command_map;
+
+bool cellar::commands::add_command(string name, CommandFunction func) {
+    command_map[name] = func;
+    return true;
+}
+
+vector<string> cellar::commands::list_commands() {
+    vector<string> result;
+    for (auto& item : command_map) {
+        result.push_back(item.first);
+    }
+    return result;
+}

src/commands.hpp

@@ -0,0 +1,20 @@
+#ifndef __COMMANDS_HPP
+#define __COMMANDS_HPP
+#pragma once
+
+#include <map>
+#include <string>
+#include <vector>
+
+using namespace std;
+namespace cellar {
+    namespace commands {
+        typedef void (*CommandFunction)(int, char*[]);
+        extern map<string, CommandFunction> command_map;
+
+        bool add_command(string, CommandFunction);
+        vector<string> list_commands();
+    }
+}
+
+#endif // __COMMANDS_HPP