#ifndef SCUFCONT_DSTRING_H_
#define SCUFCONT_DSTRING_H_

#include <stdbool.h>
#include <stddef.h>

#include "scufcont.h"

#define SCDSTRING_FMT(dstr) (int) (dstr).len, (dstr).data

#define SCDString_is_null(dstr) ((dstr)->data == NULL)
#define SCDString_c_str(dstr) ((dstr)->data)

typedef struct {
    char *data;
    size_t len;
    size_t capacity;
} SCDString;

/**
  @return SCUFCONT_OUT_OF_MEMORY
  @return SCUFCONT_SUCCESS
*/
ScufContResult SCDString_alloc(SCDString *const dstr, const char *str, const size_t len);

/**
  @param dstr Must not be allocated with any of the alloc functions. This functions allocates it.

  @return SCUFCONT_OUT_OF_MEMORY
  @return SCUFCONT_SUCCESS
*/
ScufContResult SCDString_alloc_copy(SCDString *const dstr, const SCDString *const o);

/**
  @return SCUFCONT_OUT_OF_MEMORY
  @return SCUFCONT_SUCCESS
*/
ScufContResult SCDString_reserve(SCDString *const dstr, const size_t new_capacity);

void SCDString_free(SCDString *const dstr);

/**
  @param dst Must have been allocated with one of the allocation functions.

  @return SCUFCONT_OUT_OF_MEMORY
  @return SCUFCONT_SUCCESS
*/
ScufContResult SCDString_copy(const SCDString *const src, SCDString *const dst);

bool SCDString_equal(const SCDString *const s1, const SCDString *s2);
bool SCDString_equal_c_str(const SCDString *const s1, const char *s2);
bool SCDString_equal_next_chars_c_str(
    const SCDString *const dstr,
    const char *str,
    const size_t str_len,
    const size_t s
);

/**
  @return SCUFCONT_OUT_OF_MEMORY
  @return SCUFCONT_SUCCESS
*/
ScufContResult SCDString_concat_char(SCDString *const dstr, const char ch);

/**
  @return SCUFCONT_OUT_OF_MEMORY
  @return SCUFCONT_SUCCESS
*/
ScufContResult SCDString_concat_c_str(
    SCDString *const dstr,
    const char *str,
    const size_t str_len
);

/**
  @return SCUFCONT_OUT_OF_MEMORY
  @return SCUFCONT_SUCCESS
*/
ScufContResult SCDString_alloc_concat_c_strs(
    SCDString *const dstr,
    const char *s1,
    const size_t s1_len,
    const char *s2,
    const size_t s2_len
);

/**
  @return SCUFCONT_OUT_OF_MEMORY
  @return SCUFCONT_SUCCESS
*/
ScufContResult SCDString_split(
    const SCDString *const dstr,
    const char *delim,
    SCDString **const split_arr,
    size_t *const arr_len
);

void SCDString_split_arr_free(SCDString **const arr, const size_t arr_len);

/**
  @return SCUFCONT_OUT_OF_BOUNDS
  @return SCUFCONT_SUCCESS
*/
ScufContResult SCDString_char_mod(SCDString *const dstr, const size_t at, const char ch);

/**
  @return SCUFCONT_OUT_OF_BOUNDS
  @return SCUFCONT_SUCCESS
*/
ScufContResult SCDString_char_remove_no_resize(SCDString *const dstr, const size_t at);

/**
  @return SCUFCONT_OUT_OF_BOUNDS
  @return SCUFCONT_SUCCESS
*/
ScufContResult SCDString_char_remove(SCDString *const dstr, const size_t at);

/**
  @return SCUFCONT_OUT_OF_BOUNDS
  @return SCUFCONT_OUT_OF_MEMORY
  @return SCUFCONT_SUCCESS
*/
ScufContResult SCDString_char_insert(SCDString *const dstr, const size_t at, const char ch);

#endif // SCUFCONT_DSTRING_H_