#pragma once

#include <stddef.h>

#include "slice.h"

struct ed_buf;

void eb_init(struct ed_buf **eb);
void eb_free(struct ed_buf *eb);
void eb_insert(struct ed_buf *eb, int ch);
void eb_backspace(struct ed_buf *eb);
void eb_newline(struct ed_buf *eb);

/* set cursor */
void eb_set_cur_prev_line(struct ed_buf *eb);
void eb_set_cur_backward(struct ed_buf *eb);
void eb_set_cur_next_line(struct ed_buf *eb);
void eb_set_cur_forward(struct ed_buf *eb);

/* get */
const char *eb_get_line_string(struct ed_buf *eb, size_t index); /* obsolate; use eb_get_line_slice instead */
void eb_get_line_slice(const struct ed_buf *eb, size_t pos, struct slice *sl);
size_t eb_get_cur_col(const struct ed_buf *eb);
size_t eb_get_cur_row(const struct ed_buf *eb);
size_t eb_get_line_num(const struct ed_buf *eb);

/* io */
void eb_bind(struct ed_buf *eb, const char *path);
void eb_load_file(struct ed_buf *eb);
void eb_save_file(struct ed_buf *eb);