// 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 search text in OFD documents.

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

#include "common/fs_common.h"
#include "ofd/fs_ofdpackage.h"
#include "ofd/fs_ofddoc.h"
#include "ofd/fs_ofdtextsearch.h"
#include "ofd/graphics/fs_ofdgraphicsobject.h"
#include "ofd/annots/fs_ofdannot.h"
#include "ofd/fs_ofdpage.h"

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

static const char* sn = "fpj42y0uOGt8cNp2iJUJdW5LNQGpJDawgJ5niOHYLl+0Emd0mMDhtA==";
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_;
};

int main(int argc, char* argv[])
{
  WString output_directory = output_path + L"ofd_search/";
#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

  int err_ret = 0;
  SdkLibMgr sdk_lib_mgr;
  // Initialize library
  ErrorCode error_code = sdk_lib_mgr.Initialize();
  if (error_code != foxit::e_ErrSuccess) {
    return 1;
  }

  // Search text in entire OFD package
  try {
    cout << "Start: Search text in OFD package." << endl;
    {
      WString input_file = input_path + L"sample.ofd";

      OFDPackage pkg(input_file);
      if (pkg.IsEmpty()) {
        cout << "Failed to open OFD package." << endl;
        return 1;
      }

      // Search for a keyword in the entire package
      String keyword("2");
      TextSearch search(pkg, keyword);
      if (search.IsEmpty()) {
        cout << "Failed to create TextSearch object." << endl;
        err_ret = 1;
      } else {
        int result_count = search.GetResultCount();
        cout << "Search keyword: \"" << (FX_LPCSTR)keyword << "\"" << endl;
        cout << "Total results found: " << result_count << endl;

        for (int i = 0; i < result_count; i++) {
          TextSearchResultInfo info = search.GetResult(i);
          cout << "Result[" << i << "]: doc_index=" << info.doc_index
               << ", page_index=" << info.page_index
               << ", page_id=" << info.page_id
               << ", rect_count=" << info.rect_size << endl;

          // Get result rectangles
          for (int j = 0; j < info.rect_size; j++) {
            FX_RECT rect = search.GetResultRect(i, j);
            cout << "  Rect[" << j << "]: left=" << rect.left
                 << ", top=" << rect.top
                 << ", right=" << rect.right
                 << ", bottom=" << rect.bottom << endl;
          }

          // Get result center point
          PointF center = search.GetResultCenter(i);
          cout << "  Center: x=" << center.x << ", y=" << center.y << endl;
        }
      }
    }
    cout << "End: Search text in OFD package." << endl;
  } catch (const Exception& e) {
    cout << e.GetMessage() << endl;
    err_ret = 1;
  }

  // Search text in a specific OFD page
  try {
    cout << "Start: Search text in specific OFD page." << endl;
    {
      WString input_file = input_path + L"sample.ofd";

      OFDPackage pkg(input_file);
      if (pkg.IsEmpty()) {
        cout << "Failed to open OFD package." << endl;
        err_ret = 1;
      } else {
        OFDDoc doc = pkg.LoadDocument(0, "");
        if (doc.IsEmpty()) {
          cout << "Failed to load OFD document." << endl;
          err_ret = 1;
        } else {
          int page_count = doc.GetPageCount();
          cout << "Document page count: " << page_count << endl;

          if (page_count > 0) {
            OFDPage page = doc.GetPage(0);
            String keyword("特急");
            TextSearch search(page, keyword);
            if (search.IsEmpty()) {
              cout << "Failed to create TextSearch for page." << endl;
              err_ret = 1;
            } else {
              int result_count = search.GetResultCount();
              cout << "Results found on page 0: " << result_count << endl;

              for (int i = 0; i < result_count; i++) {
                TextSearchResultInfo info = search.GetResult(i);
                cout << "Result[" << i << "]: page_index=" << info.page_index
                     << ", rect_count=" << info.rect_size
                     << ", char_info_size=" << info.char_info_size << endl;

                // Get character info
                for (int k = 0; k < info.char_info_size; k++) {
                  TextSearchCharInfo char_info = search.GetResultCharInfo(i, k);
                  if (!char_info.IsEmpty()) {
                    cout << "  CharInfo[" << k << "]: valid" << endl;
                  }
                }
              }
            }
          }
        }
      }
    }
    cout << "End: Search text in specific OFD page." << endl;
  } catch (const Exception& e) {
    cout << e.GetMessage() << endl;
    err_ret = 1;
  }

  // Search text and get per-page results
  try {
    cout << "Start: Search text with per-page results." << endl;
    {
      WString input_file = input_path + L"sample.ofd";

      OFDPackage pkg(input_file);
      if (pkg.IsEmpty()) {
        cout << "Failed to open OFD package." << endl;
        err_ret = 1;
      } else {
        OFDDoc doc = pkg.LoadDocument(0, "");
        if (doc.IsEmpty()) {
          cout << "Failed to load OFD document." << endl;
          err_ret = 1;
        } else {
          int page_count = doc.GetPageCount();
          String keyword("特急");
          TextSearch search(pkg, keyword);
          if (!search.IsEmpty()) {
            int page_count = doc.GetPageCount();
            for (int p = 0; p < page_count; p++) {
              int count_in_page = search.GetResultCountInPage(p);
              if (count_in_page > 0) {
                cout << "Page " << p << ": " << count_in_page << " result(s)" << endl;

                for (int i = 0; i < count_in_page; i++) {
                  PointF center = search.GetResultCenterInPage(p, i);
                  cout << "  Result[" << i << "] center: x=" << center.x
                       << ", y=" << center.y << endl;
                }
              }
            }
          }
        }
      }
    }
    cout << "End: Search text with per-page results." << endl;
  } catch (const Exception& e) {
    cout << e.GetMessage() << endl;
    err_ret = 1;
  }

  return err_ret;
}
