#ifndef COMMON_STRING_H
#define COMMON_STRING_H

#include "common/generic_array.h"
#include "common/result.h"
#include <stddef.h>
#include <stdlib.h>
#include <string.h>

typedef struct {
	const char* data;
	size_t length;
} StringView;

typedef struct {
	char* data;
	size_t length;
} HeapString;

static inline HeapString heapstring_from(const char* text, size_t length)
{
	char* allocated = malloc(sizeof(char) * length + 1);
	strncpy(allocated, text, length);
	HeapString string = {
		.data = allocated,
		.length = length,
	};
	return string;
}

static inline HeapString heapstring_from_cstring(const char* text)
{
	return heapstring_from(text, strlen(text));
}

static inline void heapstring_destroy(HeapString* string)
{
	if (string->data)
		free(string->data);
}

GENERIC_ARRAY(char, StringBuilder, stringbuilder)
HeapString stringbuilder_build(StringBuilder* builder);

RESULT(HeapString, HeapString, UnescapeStringResult)
UnescapeStringResult common_unescape_string(StringView source);
HeapString common_escape_string(StringView source);

#endif