// 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 <iostream>
#if defined(_WIN32) || defined(_WIN64)
#include<direct.h>
#else
#include <sys/stat.h>
#endif

#include "../../../include/common/fs_common.h"
#include "../../../include/pdf/fs_filespec.h"
#include "../../../include/pdf/fs_bookmark.h"
#include "../../../include/pdf/fs_pdfdoc.h"
#include "../../../include/pdf/fs_pdfpage.h"

using namespace std;
using namespace foxit;
using namespace foxit::common;
using foxit::common::Library;
using namespace pdf;

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

#if defined(_WIN32) || defined(_WIN64)
static WString output_path = WString::FromLocal("../output_files/");
static WString input_path = WString::FromLocal("../input_files/");
#else
static WString output_path = WString::FromLocal("./output_files/");
static WString input_path = WString::FromLocal("./input_files/");
#endif

class SdkLibMgr {
public:
  SdkLibMgr() : is_initialize_(false){};
  ErrorCode Initialize() {
    ErrorCode error_code = Library::Initialize(sn, key);
    if (error_code != foxit::e_ErrSuccess) {
      printf("Library Initialize Error: %d\n", error_code);
    } else {
      is_initialize_ = true;
    }
    return error_code;

  }
  ~SdkLibMgr(){
    if(is_initialize_)
      Library::Release();
  }
private:
  bool is_initialize_;
};

class TextDoc {
public:
  TextDoc(const String& file_name, const String& fill_mode);
  TextDoc(const WString& file_name, const WString& fill_mode);
  ~TextDoc();
  void Write(const char* format, ...);
  void Write(int count, const char* prefix, const char* format, ...);

private:
  FILE* file_;
};

TextDoc::TextDoc(const String& file_name, const String& file_mode) throw(Exception) : file_(NULL) {
#if defined(_WIN32) || defined(_WIN64)
  fopen_s(&file_, (const char*)file_name, (const char*)file_mode);
#else
  file_ = fopen((const char*)file_name, (const char*)file_mode);
#endif

  if (!file_)
    throw Exception(__FILE__, __LINE__, __FUNCTION__, foxit::e_ErrFile);
}

TextDoc::TextDoc(const WString& file_name, const WString& file_mode) throw(Exception)  : file_(NULL) {
  String s_file_name = String::FromUnicode(file_name);
  String s_file_mode = String::FromUnicode(file_mode);

#if defined(_WIN32) || defined(_WIN64)
  fopen_s(&file_, (const char*)s_file_name, (const char*)s_file_mode);
#else
  file_ = fopen((const char*)s_file_name, (const char*)s_file_mode);
#endif
  if (!file_)
    throw Exception(__FILE__, __LINE__, __FUNCTION__, foxit::e_ErrFile);
}

TextDoc::~TextDoc() {
  fclose(file_);
  file_ = NULL;
}

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

void TextDoc::Write(int count, const char * prefix, const char * format, ...) {
  for (int i = 0; i < count; i++) {
    Write("%s", prefix);
  }
  va_list vars;
  if (file_) {
    // Get variable list
    va_start(vars, format);
    // Call vfprintf to format log data and output to log file
    vfprintf(file_, format, vars);
    // End variable list
    va_end(vars);
  }
}

void ShowBookmarkInfo(Bookmark bookmark, TextDoc& doc, int depth) {
  if (depth > 32)
    return;
  if (bookmark.IsEmpty())
    return;
  for (int i = 0; i < depth; i++) {
    doc.Write("\t");
  }

  // Show bookmark's title.
  doc.Write("%s\t", (const char*)String::FromUnicode(bookmark.GetTitle()));

  // Show bookmark's color.
  doc.Write("color: %x\r\n", bookmark.GetColor());

  ShowBookmarkInfo(bookmark.GetFirstChild(), doc, depth + 1);
  ShowBookmarkInfo(bookmark.GetNextSibling(), doc, depth);
}

void ShowBookmarksInfo(PDFDoc doc, const WString& info_path) {
  TextDoc text_doc(info_path, L"w+b");
  Bookmark root = doc.GetRootBookmark();
  if (!root.IsEmpty()) {
    ShowBookmarkInfo(root, text_doc,0);
  } else {
    text_doc.Write("No bookmark information!\r\n");
  }
}
int main(int argc, char *argv[])
{
  int err_ret = 0;
  WString input_file = input_path + L"AboutFoxit.pdf";

  WString output_directory = output_path + L"bookmark/";
#if defined(_WIN32) || defined(_WIN64)
  _mkdir(String::FromUnicode(output_directory));
#else
  mkdir(String::FromUnicode(output_directory), S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH);
#endif

  WString output_file1 = output_directory + L"bookmark_add.pdf";
  WString output_file2 = output_directory + L"bookmark_change.pdf";
  WString bookmark_info_file = output_directory + L"bookmark_info.txt";

  SdkLibMgr sdk_lib_mgr;
  // Initialize library
  ErrorCode error_code = sdk_lib_mgr.Initialize();
  if (error_code != foxit::e_ErrSuccess) {
    return 1;
  }

  try {
    PDFDoc doc(input_file);
    ErrorCode error_code = doc.Load();
    if (error_code != foxit::e_ErrSuccess) {
      printf("The Doc [%s] Error: %d\n", (const char*)String::FromUnicode(input_file), error_code);
      return 1;
    }

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

    //Get bookmark root node or Create new bookmark root node.
    Bookmark root = doc.GetRootBookmark();
    if (root.IsEmpty())
    {
      root = doc.CreateRootBookmark();
    }
    for (int i = 0; i < doc.GetPageCount(); i += 2) {
      Destination dest = Destination::CreateFitPage(doc, i);
      CFX_WideString ws_title;
      ws_title.Format((FX_LPCWSTR)L"A bookmark to a page (index: %d)", i);
      Bookmark child = root.Insert(ws_title,
        foxit::pdf::Bookmark::e_PosLastChild);
      child.SetDestination(dest);
      child.SetColor(i * 0xF68C21);
    }
    doc.SaveAs(output_file1, PDFDoc::e_SaveFlagNoOriginal);

    // Get first bookmark and change properties.
    Bookmark first_bookmark = root.GetFirstChild();
    first_bookmark.SetStyle(foxit::pdf::Bookmark::e_StyleItalic);
    first_bookmark.SetColor(0xFF0000);
    first_bookmark.SetTitle(L"Change bookmark title, style, and color");

    // Remove next sibling bookmark
    if (!first_bookmark.GetNextSibling().IsEmpty()) {
      doc.RemoveBookmark(first_bookmark.GetNextSibling());
    }

    WString bookmark_info_file = output_directory + L"bookmark_info1.txt";
    ShowBookmarksInfo(doc, bookmark_info_file);

    doc.SaveAs(output_file2, PDFDoc::e_SaveFlagNoOriginal);
    cout << "Bookmark demo." << endl;

  } catch (const Exception& e) {
    cout << e.GetMessage() << endl;
    err_ret = 1;
  }
  catch(...)
  {
    cout << "Unknown Exception" << endl;
    err_ret = 1;
  }

  return err_ret;
}

