#ifndef _APP_LOAD_HPP_
#define _APP_LOAD_HPP_

#include "core/domain/system.hpp"  // ImportType

#include <string>

// Application layer: UI-independent operations that any frontend (TUI, GUI, …)
// can call. No console, no dialogs, no FTXUI — just System in, result out.
namespace app {

// Map an import-type name (mentor / altium / ods, case-insensitive) to an
// ImportType. Returns false if the name is none of those.
bool import_type_from_name(const std::string &name, ImportType &out);

// Outcome of loading a module: the post-import counts the caller renders.
struct LoadResult {
    bool ok = false;
    std::string error;   ///< human-readable, set when !ok
    int parts = 0;
    int signals = 0;
    int dropped = 0;     ///< singleton/NC signals removed after import
    int power = 0;       ///< signals inferred Power (name + structure)
    int gnd = 0;         ///< signals inferred GndShield (name)
    int kept_other = 0;  ///< name said Power but evidence too weak → kept Other
};

// Import a module from a netlist/pinout file into `sys`, drop singleton signals,
// then infer signal types. Returns the counts or an error. Pure core — safe to
// call from any frontend.
LoadResult load_module(System *sys, const std::string &module_name,
                       const std::string &path, ImportType type);

}  // namespace app

#endif  // _APP_LOAD_HPP_