#ifndef LTYPES_STRING_H
#define LTYPES_STRING_H

#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define MAX_STRING_LEN 1024

typedef struct {
    char* buf;
    size_t len;
} LString;

LString* l_string_new(const char* fmt, ...);
void l_string_delete(LString* str);
int l_string_cmp(LString* strA, LString* strB);
LString* l_string_concat(LString* strA, LString* strB);

#ifdef L_STRING_IMPLEMENTATION

#include <stdarg.h>

LString* l_string_new(const char* fmt, ...) {
    va_list args;
    va_start(args, fmt);

    char temp_string[MAX_STRING_LEN];
    vsnprintf(temp_string, MAX_STRING_LEN, fmt, args);

    va_end(args);

    LString* str = calloc(1, sizeof(LString));
    str->len = strlen(temp_string);

    str->buf = malloc(str->len + 1);
    if (str->buf != NULL) {
        strcpy(str->buf, temp_string);
    }

    return str;
}

void l_string_delete(LString* str) {
    free(str);
}

int l_string_cmp(LString* strA, LString* strB) {
    int num_chars = (strA->len <= strB->len) ? strB->len : strA->len;
    return strncmp(strA->buf, strB->buf, num_chars);
}

LString* l_string_concat(LString* strA, LString* strB) {
    return l_string_new("%.*s%.*s", strA->len, strA->buf, strB->len, strB->buf);
}

#endif

#endif