Shift things around

source/src/commands/command_registry.hpp

@@ -0,0 +1,60 @@
+#ifndef COMMAND_REGISTRY_HPP
+#define COMMAND_REGISTRY_HPP
+
+#include <string>
+#include <vector>
+#include <functional>
+#include <map>
+#include <set>
+#include <memory>
+#include <iostream>
+
+namespace dropshell {
+
+struct CommandContext {
+    std::string exename;
+    std::string command;
+    std::vector<std::string> args;
+
+    // Add more fields as needed (e.g., config pointer, output stream, etc.)
+};
+
+struct CommandInfo {
+    std::vector<std::string> names;
+    std::function<int(const CommandContext&)> handler;
+    std::function<void(const CommandContext&)> autocomplete; // optional
+    bool hidden = false;
+    bool requires_config = true;
+    bool requires_install = true;
+    int min_args = 0;
+    int max_args = -1; // -1 = unlimited
+    std::string help_usage;       // install SERVER [SERVICE]
+    std::string help_description; // Install/reinstall/update service(s). Safe/non-destructive.
+    std::string full_help;        // detailed help for the command
+};
+
+class CommandRegistry {
+public:
+    static CommandRegistry& instance();
+
+    void register_command(const CommandInfo& info);
+
+    // Returns nullptr if not found
+    const CommandInfo* find_command(const std::string& name) const;
+
+    // List all commands (optionally including hidden)
+    std::vector<std::string> list_commands(bool include_hidden = false) const;
+    std::vector<std::string> list_primary_commands(bool include_hidden = false) const;
+
+    // For autocomplete
+    void autocomplete(const CommandContext& ctx) const;
+
+private:
+    CommandRegistry() = default;
+    std::map<std::string, std::shared_ptr<CommandInfo>> command_map_;
+    std::vector<std::shared_ptr<CommandInfo>> all_commands_;
+};
+
+} // namespace dropshell
+
+#endif // COMMAND_REGISTRY_HPP