129 lines
4.0 KiB
C
129 lines
4.0 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* prompt_input.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: anarama <anarama@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/07/07 19:40:20 by vvobis #+# #+# */
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/* Updated: 2024/08/27 17:38:01 by vvobis ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "../minishell.h"
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#include <stdbool.h>
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#include <stdint.h>
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static void handle_accepted_input( t_prompt *prompt, \
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uint32_t cursor_position[2], \
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char **input, \
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char buffer[])
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{
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bool do_refresh;
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do_refresh = true;
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if (buffer[0] == ESC)
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do_refresh = handle_escape_sequence(prompt, &buffer[1], \
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input, cursor_position);
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else if (buffer[0] == '\t')
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handle_tab(input, prompt);
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else if (buffer[0] == DEL)
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handle_backspace(*input, cursor_position, \
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ft_strlen(*input));
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else if (buffer[0] == '\n')
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{
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handle_new_character_to_input(input, buffer[0], cursor_position, \
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ft_strlen(*input));
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prompt->prompt_display_func(prompt->prompt);
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cursor_position[0]++;
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return ;
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}
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else
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handle_single_char_input(input, buffer, cursor_position, &do_refresh);
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if (do_refresh == true && g_signal_flag != 2)
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prompt_refresh_line(*input, prompt->prompt_length, cursor_position);
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}
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static bool is_delimiter(char *input, const char *delimiter)
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{
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char *tmp;
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uint32_t delimiter_length;
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if (*delimiter == '\n')
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return (true);
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delimiter_length = ft_strlen(delimiter);
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tmp = ft_strrchr(input - (*input == '\n' && ft_strlen(input) > 0), '\n');
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if (tmp)
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if (tmp++ && ((*tmp == *delimiter && delimiter_length == 1) \
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|| ft_strncmp(tmp, delimiter, delimiter_length) == 0))
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return (*tmp = 0, true);
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if ((*input == *delimiter && delimiter_length == 1) \
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|| ft_strncmp(input, delimiter, delimiter_length) == 0)
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return (*input = 0, true);
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return (false);
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}
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static char *handle_input( t_prompt *prompt, \
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char *input, \
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uint32_t cursor_position[2], \
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const char *delimiter)
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{
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char buffer[100];
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int64_t bytes_read;
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while (1)
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{
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ft_bzero(buffer, 100);
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bytes_read = ft_read(0, buffer, 20);
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if (g_signal_flag == 1)
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return (ft_putstr_fd("^C\n", 1), NULL);
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if (bytes_read > 3)
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handle_rapid_input(buffer, cursor_position, &input, \
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prompt->prompt_length);
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else if (bytes_read >= 1)
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{
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bytes_read = ft_strlen(buffer);
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if (buffer[bytes_read - (bytes_read > 0)] == '\n')
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if (is_delimiter(input, delimiter))
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break ;
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handle_accepted_input(prompt, cursor_position, &input, buffer);
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}
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if (g_signal_flag == 2)
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return (NULL);
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}
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return (input);
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}
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static void prompt_handle_history(t_history_buffer *buffer, char *input)
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{
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buffer->buffer[buffer->write++] = input;
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buffer->write %= buffer->buffer_capacity;
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buffer->buffer[buffer->write] = 0;
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buffer->read = buffer->write;
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}
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char *prompt_get_input( t_prompt *prompt, \
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uint32_t prompt_initial_size, \
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const char *delimiter)
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{
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char *input;
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input = ft_calloc(prompt_initial_size, sizeof(*input));
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if (!input)
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return (perror("malloc"), NULL);
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lst_memory(input, free, ADD);
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terminal_raw_mode_enable(ECHOCTL | ICANON);
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prompt->prompt_display_func(prompt->prompt);
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cursor_position_get(prompt->cursor_position);
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prompt->cursor_position[1] = 0;
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if (!delimiter)
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delimiter = "\n";
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input = handle_input(prompt, input, prompt->cursor_position, delimiter);
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prompt_handle_history(&prompt->history, input);
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terminal_raw_mode_disable(ECHO | ECHOCTL | ICANON);
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if (!input)
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return (NULL);
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prompt->command = input;
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return (input);
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}
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