// Copyright (C) 2003-2026, Foxit Software Inc..
// All Rights Reserved.
//
// http://www.foxitsoftware.com
//
// The following code is copyrighted and contains proprietary information and trade secrets of Foxit Software Inc..
// You cannot distribute any part of Foxit PDF SDK to any third party or general public,
// unless there is a separate license agreement with Foxit Software Inc. which explicitly grants you such rights.
//
// This file contains an example to demonstrate how to use Foxit PDF SDK to enumerate and modify bookmarks
// in PDF document.

// Include Foxit SDK header files.
#include <time.h>
#include <stdarg.h>
#include <direct.h>
#include <stdio.h>

#include "../../../include/fs_basictypes_c.h"
#include "../../../include/fs_common_c.h"
#include "../../../include/fs_filespec_c.h"
#include "../../../include/fs_bookmark_c.h"
#include "../../../include/fs_pdfdoc_c.h"
#include "../../../include/fs_pdfpage_c.h"
#include "../../../include/fs_action_c.h"
#include "../../../include/fx_stream_c.h"

#ifndef TRUE
#define TRUE 1
#endif

#ifndef FALSE
#define FALSE 0
#endif

#ifndef NULL
#define NULL (void*)0
#endif

#define MAX_FILE_PATH 260

static const char* sn = "bPxThFlBAYifO3yiW0C51bKbjPap1zHaf5aG5sX378TjFvB7Q0802A==";
static const char* key = "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";

static const wchar_t* output_path = L"../output_files/";
static const wchar_t* input_path = L"../input_files/";

void Write(FILE* file, const wchar_t* format, ...) {
  va_list vars;
  if (file) {
    // Get variable list
    va_start(vars, format);
    // Call vfprintf to format log data and output to log file
    vfwprintf(file, format, vars);
    // End variable list
    va_end(vars);
  }
}

void ShowBookmarkInfo(FS_BOOKMARK_HANDLE bookmark, int depth, FILE* file) {
  FS_BOOL return_value;
  FS_WSTR title;
  FS_RGB rgb;
  FS_BOOKMARK_HANDLE firstchild = NULL;
  FS_BOOKMARK_HANDLE nextsibling = NULL;
  int i = 0;

  if (depth > 32)
    return;

  FSDK_Bookmark_IsEmpty(bookmark, &return_value);
  if (return_value)
    return;
  for (i = 0; i < depth; i++) {
    Write(file, L"\t");
  }

  // Show bookmark's title.
  FSDK_WStr_Init(&title);
  FSDK_Bookmark_GetTitle(bookmark, &title);
  Write(file, L"%s\t", title.str);

  // Show bookmark's color.
  FSDK_Bookmark_GetColor(bookmark, &rgb);
  Write(file, L"color: %x\r\n", rgb);

  FSDK_Bookmark_GetFirstChild(bookmark, &firstchild);
  FSDK_Bookmark_GetNextSibling(bookmark, &nextsibling);
  ShowBookmarkInfo(firstchild, depth + 1,file);
  ShowBookmarkInfo(nextsibling, depth,file);
}

void ShowBookmarksInfo(FS_PDFDOC_HANDLE doc, const wchar_t* info_path, FILE* file) {
  FS_BOOKMARK_HANDLE root = NULL;
  FS_BOOL return_value;
  FSDK_PDFDoc_GetRootBookmark(doc, &root);
  FSDK_Bookmark_IsEmpty(root, &return_value);
  if (!return_value) {
    ShowBookmarkInfo(root, 0, file);
  } else {
    Write(file, L"No bookmark information!\r\n");
  }
}

int main(int argc, char *argv[]) {
  int err_ret = 0;
  wchar_t output_directory[MAX_FILE_PATH];

  wchar_t input_file[MAX_FILE_PATH] = { 0 };
  wchar_t output_file1[MAX_FILE_PATH];
  wchar_t output_file2[MAX_FILE_PATH];
  wchar_t bookmark_info_file[MAX_FILE_PATH];
  FS_PDFDOC_HANDLE doc = NULL;
  FILE* file = NULL;
  FS_BOOKMARK_HANDLE root = NULL;
  FS_BOOL return_value;
  int count = 0;
  FSErrorCode error_code = e_FSErrSuccess;
  int i = 0;
  FS_BOOL is_save;
  FS_BOOKMARK_HANDLE first_bookmark;
  FS_BOOKMARK_HANDLE next_sibling;
  FS_BOOL is_empty;

  error_code = FSDK_Library_Initialize(sn, key);
  if (error_code != e_FSErrSuccess) {
    printf("Library Initialize Error: %d\n", error_code);
    return 1;
  }

  swprintf_s(output_directory, MAX_FILE_PATH, L"%lsbookmark/", output_path);
  _wmkdir(output_directory);

  swprintf_s(input_file, MAX_FILE_PATH, L"%lsAboutFoxit.pdf", input_path);
  swprintf_s(output_file1, MAX_FILE_PATH, L"%lsbookmark_add.pdf", output_directory);

  swprintf_s(output_file2, MAX_FILE_PATH, L"%lsbookmark_change.pdf", output_directory);

  swprintf_s(bookmark_info_file, MAX_FILE_PATH, L"%lsbookmark_info.txt", output_directory);

  FSDK_PDFDoc_Create0(input_file, &doc);
  error_code = FSDK_PDFDoc_Load(doc, NULL);
  if (error_code != e_FSErrSuccess) {
    wprintf(L"The Doc [%ls] Error: %d\n", input_file, error_code);
    return 1;
  }

  _wfopen_s(&file, bookmark_info_file, L"w+b");

  // Show original bookmark information.
  ShowBookmarksInfo(doc, bookmark_info_file, file);

  //Get bookmark root node or Create new bookmark root node.
  FSDK_PDFDoc_GetRootBookmark(doc, &root);
  FSDK_Bookmark_IsEmpty(root, &return_value);
  if (return_value) {
    FSDK_PDFDoc_CreateRootBookmark(doc, root);
  }

  FSDK_PDFDoc_GetPageCount(doc, &count);
  for (i = 0; i < count; i += 2) {
    FS_DESTINATION_HANDLE dest = NULL;
    wchar_t ws_title[100];
    FS_BOOKMARK_HANDLE child = NULL;

    FSDK_Destination_CreateFitPage(doc, i, &dest);

    swprintf_s(ws_title, 100, L"A bookmark to a page (index: %d)", i);

    FSDK_Bookmark_Insert(root, ws_title, e_FSPosLastChild, &child);
    FSDK_Bookmark_SetDestination(child, dest);
    FSDK_Bookmark_SetColor(child, i * 0xF68C21);
  }

  error_code = FSDK_PDFDoc_SaveAs(doc, output_file1, e_FSSaveFlagNoOriginal, &is_save);
  if (error_code != e_FSErrSuccess) {
    printf("Save doc error!\n");
    FSDK_PDFDoc_Release(doc);
    return 1;
  }

  fclose(file);

  // Get first bookmark and change properties.
  FSDK_Bookmark_GetFirstChild(root, &first_bookmark);
  FSDK_Bookmark_SetStyle(first_bookmark, e_FSStyleItalic);
  FSDK_Bookmark_SetColor(first_bookmark, 0xFF0000);
  FSDK_Bookmark_SetTitle(first_bookmark, L"Change bookmark title, style, and color");

  // Remove next sibling bookmark
  FSDK_Bookmark_GetNextSibling(first_bookmark, &next_sibling);
  FSDK_Bookmark_IsEmpty(next_sibling, &is_empty);
  if (!is_empty) {
    FS_BOOL is_remove;
    FSDK_PDFDoc_RemoveBookmark(doc, next_sibling, &is_remove);
  }

  swprintf_s(bookmark_info_file, MAX_FILE_PATH, L"%lsbookmark_info1.txt", output_directory);
  _wfopen_s(&file, bookmark_info_file, L"w+b");
  ShowBookmarksInfo(doc, bookmark_info_file, file);

  error_code = FSDK_PDFDoc_SaveAs(doc, output_file2, e_FSSaveFlagNoOriginal, &is_save);
  if (error_code != e_FSErrSuccess) {
    printf("Save doc error!\n");
    FSDK_PDFDoc_Release(doc);
    return 1;
  }

  fclose(file);
  FSDK_PDFDoc_Release(doc);
  FSDK_Library_Release();
  printf("Bookmark demo.\n");

  return err_ret;
}

