#ifdef MD_INTELLISENSE_DIRECTIVES
#pragma once
#include "strings.h"
#endif

// Copyright (c) 2024 Epic Games Tools
// Licensed under the MIT license (https://opensource.org/license/mit/)

////////////////////////////////
//~ rjf: Parsed Command Line Types

typedef struct CmdLineOpt CmdLineOpt;
struct CmdLineOpt
{
  CmdLineOpt* next;
  CmdLineOpt* hash_next;
  U64         hash;
  String8     string;
  String8List value_strings;
  String8     value_string;
};

typedef struct CmdLineOptList CmdLineOptList;
struct CmdLineOptList
{
  U64         count;
  CmdLineOpt* first;
  CmdLineOpt* last;
};

typedef struct CmdLine CmdLine;
struct CmdLine
{
  String8        exe_name;
  CmdLineOptList options;
  String8List    inputs;
  U64            option_table_size;
  CmdLineOpt**   option_table;
};

////////////////////////////////
//~ NOTE(rjf): Command Line Option Parsing

internal U64          cmd_line_hash_from_string(String8 string);
internal CmdLineOpt** cmd_line_slot_from_string(CmdLine *cmd_line, String8 string);
internal CmdLineOpt*  cmd_line_opt_from_slot   (CmdLineOpt **slot, String8 string);
internal void         cmd_line_push_opt        (CmdLineOptList *list, CmdLineOpt *var);
internal CmdLineOpt*  cmd_line_insert_opt      (Arena *arena, CmdLine *cmd_line, String8 string, String8List values);
internal CmdLine      cmd_line_from_string_list(Arena *arena, String8List arguments);
internal CmdLineOpt*  cmd_line_opt_from_string (CmdLine *cmd_line, String8 name);
internal String8List  cmd_line_strings         (CmdLine *cmd_line, String8 name);
internal String8      cmd_line_string          (CmdLine *cmd_line, String8 name);
internal B32          cmd_line_has_flag        (CmdLine *cmd_line, String8 name);
internal B32          cmd_line_has_argument    (CmdLine *cmd_line, String8 name);