// This software is provided 'as-is', without any express or implied
// warranty.  In no event will the authors be held liable for any damages
// arising from the use of this software.
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
// 1. The origin of this software must not be misrepresented; you must not
//    claim that you wrote the original software. If you use this software
//    in a product, an acknowledgment in the product documentation would be
//    appreciated but is not required.
// 2. Altered source versions must be plainly marked as such, and must not be
//    misrepresented as being the original software.
// 3. This notice may not be removed or altered from any source distribution.
// https://github.com/mlabbe/nativefiledialog

#pragma once

#include <stddef.h>
#include <stdint.h>

typedef char nfdchar_t;

typedef struct {
	nfdchar_t *buf;
	size_t    *indices; /* byte offsets into buf */
	size_t     count;   /* number of indices into buf */
} nfdpathset_t;

typedef enum {
	NFD_ERROR, /* programmatic error */
	NFD_OKAY,  /* user pressed okay, or successful return */
	NFD_CANCEL /* user pressed cancel */
} nfdresult_t;

nfdresult_t NFD_OpenDialog(const nfdchar_t *filterList, const nfdchar_t *defaultPath, nfdchar_t **outPath);

nfdresult_t NFD_OpenDialogMultiple(const nfdchar_t *filterList, const nfdchar_t *defaultPath, nfdpathset_t *outPaths);

nfdresult_t NFD_SaveDialog(const nfdchar_t *filterList, const nfdchar_t *defaultPath, nfdchar_t **outPath);

nfdresult_t NFD_PickFolder(const nfdchar_t *defaultPath, nfdchar_t **outPath);

const char *NFD_GetError(void);
size_t      NFD_PathSet_GetCount(const nfdpathset_t *pathSet);
nfdchar_t  *NFD_PathSet_GetPath(const nfdpathset_t *pathSet, size_t index);
void        NFD_PathSet_Free(nfdpathset_t *pathSet);

#define NFD_MAX_STRLEN 256
#define _NFD_UNUSED(x) ((void)x)
#define NFD_UTF8_BOM   "\xEF\xBB\xBF"

void   *NFDi_Malloc(size_t bytes);
void    NFDi_Free(void *ptr);
void    NFDi_SetError(const char *msg);
int     NFDi_SafeStrncpy(char *dst, const char *src, size_t maxCopy);
int32_t NFDi_UTF8_Strlen(const nfdchar_t *str);
int     NFDi_IsFilterSegmentChar(char ch);