/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   main.c                                             :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: lperrey <lperrey@student.42.fr>            +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2021/10/04 05:59:26 by lperrey           #+#    #+#             */
/*   Updated: 2021/10/07 07:20:04 by lperrey          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "minishell.h"

// Macro RL_PROMPT_START_IGNORE == '\001'
// Macro RL_PROMPT_END_IGNORE == '\002'
#define TERM_RESET "\001\e[0m\002"
#define TERM_BLACK "\001\e[0;30m\002"
#define TERM_GRAY "\001\e[1;30m\002"
#define TERM_RED "\001\e[0;31m\002"
#define TERM_LIGHT_RED "\001\e[1;31m\002"
#define TERM_GREEN "\001\e[0;32m\002"
#define TERM_LIGHT_GREEN "\001\e[1;32m\002"
#define TERM_BROWN "\001\e[0;33m\002"
#define TERM_YELLOW "\001\e[1;33m\002"
#define TERM_BLUE "\001\e[0;34m\002"
#define TERM_LIGHT_BLUE "\001\e[1;34m\002"
#define TERM_PURPLE "\001\e[0;35m\002"
#define TERM_LIGHT_PURPLE "\001\e[1;35m\002"
#define TERM_CYAN "\001\e[0;36m\002"
#define TERM_LIGHT_CYAN "\001\e[1;36m\002"
#define TERM_LIGHT_GRAY "\001\e[0;37m\002"
#define TERM_WHITE "\001\e[1;37m\002"

char	*ft_strjoinfree_s1(char *s1, const char *s2)
{
	char	*str;

	str = ft_strjoin(s1, s2);
	free(s1);
	return (str);
}

char	*ft_strjoinfree_s2(const char *s1, char *s2)
{
	char	*str;

	str = ft_strjoin(s1, s2);
	free(s2);
	return (str);
}

int	main(int argc, char *argv[], char *envp[])
{
	char	*prompt_base;
	char	*prompt;
	char	*line_input;
	char	term_desc[2048];
	char	*term_type;
	int		term_width;
	int		term_height;
	int		ret;

	//ft_putendl_arr_fd(envp, 1);
	//char	*path = getenv("PATH");
	(void)argc;
	(void)argv;
	(void)envp;
	
	term_type = getenv("TERM");
	if (term_type == 0)
		ft_putstr_fd("Specify a terminal type with `setenv TERM <yourtype>'.\n", 2);
	ret = tgetent(term_desc, term_type);
  	if (ret < 0)
    	ft_putstr_fd("Could not access the termcap data base.\n", 2);
	if (ret == 0)
    	ft_putstr_fd("Terminal type `%s' is not defined.\n", 2);
	term_height = tgetnum ("li");
  	term_width = tgetnum ("co");
	  /* Extract information that termcap functions use.  */
/* 	temp = tgetstr ("pc", BUFFADDR);
	PC = temp ? *temp : 0;
	BC = tgetstr ("le", BUFFADDR);
	UP = tgetstr ("up", BUFFADDR); */

	prompt_base = ft_strjoin(TERM_LIGHT_GREEN, getenv("USER"));
	prompt_base = ft_strjoinfree_s1(prompt_base, "@");
	prompt_base = ft_strjoinfree_s1(prompt_base, getenv("NAME"));
	prompt_base = ft_strjoinfree_s1(prompt_base, TERM_RESET":"TERM_LIGHT_BLUE);
	prompt = malloc(1);
	line_input = NULL;
	while (1)
	{
		if (line_input)
			free(line_input);
		free(prompt);
		prompt = ft_strjoinfree_s2(prompt_base, getcwd(NULL, 0));
		prompt = ft_strjoinfree_s1(prompt, TERM_RESET"& ");
		line_input = readline(prompt);
		if (line_input && *line_input)
		{
			if (!ft_strncmp(line_input, "exit", 5))
				exit(EXIT_SUCCESS);
			else
				printf("echo: %s\n", line_input);
		}
		//rl_redisplay();
		//rl_on_new_line();
	}
	return (0);
}