/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   prompt.c                                           :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: qmennen <qmennen@student.codam.nl>         +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2025/02/04 16:13:08 by whaffman          #+#    #+#             */
/*   Updated: 2025/02/06 16:12:02 by qmennen          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "minishell.h"

char	*get_user(t_list *environment)
{
	char	*str1;
	char	*str2;

	str1 = ft_strdup(get_environment(environment, "USER"));
	if (str1 == NULL)
		str1 = ft_strdup("guest");
	if (str1 == NULL)
		return (NULL);
	str2 = ft_strjoin(GREEN, str1);
	free(str1);
	str1 = ft_strjoin(str2, RESET "🐚" GREEN "minishell" RESET ": ");
	free(str2);
	return (str1);
}

char	*get_path(t_list *environment)
{
	char	*home;
	char	*temp;
	char	*cwd;

	cwd = getcwd(NULL, 0);
	home = get_environment(environment, "HOME");
	if (cwd == NULL)
	{
		perror("getcwd");
		return (NULL);
	}
	if (home && ft_strncmp(cwd, home, ft_strlen(home)) == 0)
	{
		temp = ft_strjoin("~", cwd + ft_strlen(home));
		free(cwd);
		cwd = temp;
	}
	temp = ft_strjoin(BLUE, cwd);
	free(cwd);
	cwd = ft_strjoin(temp, RESET);
	free(temp);
	return (cwd);
}

char	*ft_prompt(t_minishell *minishell)
{
	char	*line;
	char	*cwd;
	char	*prompt;
	char	*user;
	char	*temp;

	cwd = get_path(minishell->environment);
	if (cwd == NULL)
		return (NULL);
	user = get_user(minishell->environment);
	temp = ft_strjoin(user, cwd);
	free(user);
	free(cwd);
	prompt = ft_strjoin(temp, "> ");
	free(temp);
	line = readline(prompt);
	free(prompt);
	if (line != NULL)
	{
		add_history(line);
		ft_write_history(line);
	}
	return (line);
}