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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "String.h"
size_t STRINGSPLITCOUNT = 0;
void __stringfree(string *self){
free(self->_str);
free(self);
}
void __stringprint(string *self){
printf("%s\n", self->_str);
}
void __stringinput(string *self, size_t len){
char *tmp = calloc(1, len);
fgets(tmp, len, stdin);
self->fromcstring(self, tmp);
}
void __stringappendchar(string *self, char c){
self->_len++;
self->_str = realloc(self->_str, self->_len);
self->_str[self->_len-1] = c;
}
int __stringinsert(string *self, string *substring, size_t point){
if (point > self->_len) return 1;
size_t len = self->_len + substring->_len;
char *start = malloc(point);
char *end = malloc(self->_len - point);
int i;
for (i = 0; i < point; i++){
start[i] = self->_str[i];
}
int j = 0;
for (; i < self->_len; i++){
end[j] = self->_str[i];
j++;
}
self->_str = realloc(self->_str, len);
for (i = 0; i < strlen(start); i++){
self->_str[i] = start[i];
}
j = 0;
for (; j < substring->_len; i++){
self->_str[i] = substring->_str[j];
j++;
}
j = 0;
for (; i < len; i++){
self->_str[i] = end[j];
j++;
}
self->_len = len;
free(start);
free(end);
return 0;
}
void __stringreplacechar(string *self, char orig, char new){
for (int i = 0; i < self->_len; i++)
if (self->_str[i] == orig) self->_str[i] = new;
}
int __stringcountchar(string *self, char c){
int count = 0;
for (int i = 0; i < self->_len; i++)
if (self->_str[i] == c) count++;
return count;
}
int __stringcmp(string *str1, string *str2){
return strcmp(str1->_str, str2->_str);
}
void __stringfromcstring(string *self, char *cstring){
size_t len = strlen(cstring);
self->_str = realloc(self->_str, len);
memcpy(self->_str, cstring, len);
self->_len = len;
}
char *__stringtocstring(string *self){
char *cstring = malloc(self->_len + 1);
memcpy(cstring, self->_str, self->_len);
cstring[self->_len + 1] = '\0';
return cstring;
}
string **__stringsplit(string *self, char delim){
int splitcount = self->countchar(self, delim) + 1;
string **strs = malloc(sizeof(string **));
int j = 0;
for (int i = 0; i < splitcount; i++){
char *str = calloc(1, self->_len);
int charcount = 0;
for (; self->_str[j] != delim && j < self->_len; j++){
str[charcount] = self->_str[j];
charcount++;
}
j++;
str[charcount+1] = '\0';
strs[i] = String(str);
free(str);
}
STRINGSPLITCOUNT = splitcount;
return strs;
}
string *String(char *cstring){ // returns an allocated String from a C string input
size_t len = strlen(cstring);
string *str = malloc(sizeof(string));
str->_str = calloc(1, len);
memcpy(str->_str, cstring, len);
str->_len = len;
str->free = &__stringfree;
str->appendchar = &__stringappendchar;
str->insert = &__stringinsert;
str->replacechar = &__stringreplacechar;
str->countchar = &__stringcountchar;
str->cmp = &__stringcmp;
str->fromcstring = &__stringfromcstring;
str->tocstring = &__stringtocstring;
str->split = &__stringsplit;
str->print = &__stringprint;
str->input = &__stringinput;
return str;
}
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