// 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 redact some content in a PDF document.

#include <time.h>
#include<direct.h>
#include <stdio.h>

#include "../../../include/fs_basictypes_c.h"
#include "../../../include/fs_common_c.h"
#include "../../../include/fs_pdfdoc_c.h"
#include "../../../include/fs_pdfpage_c.h"
#include "../../../include/fs_search_c.h"
#include "../../../include/fs_redaction_c.h"
#include "../../../include/fs_render_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/";

int main(int argc, char *argv[]) {
  int err_ret = 0;
  FSErrorCode error_code = e_FSErrSuccess;
  wchar_t output_directory[MAX_FILE_PATH] = { 0 };
  wchar_t input_file[MAX_FILE_PATH] = { 0 };
  FS_PDFDOC_HANDLE doc = NULL;
  FS_REDACTION_HANDLE redaction = NULL;
  FS_PDFPAGE_HANDLE page = NULL;
  FS_PROGRESSIVE_HANDLE progressive = NULL;
  FS_TEXTPAGE_HANDLE text_page = NULL;
  FS_TEXTSEARCH_HANDLE text_search = NULL;
  FS_BOOL return_code;
  FSRectF* rectarray = NULL;
  int count = 0;
  FS_BOOL return_findtext;
  int i = 0;
  wchar_t save_pdf_path3[MAX_FILE_PATH] = { 0 };
  FS_PROGRESSIVE_HANDLE return_startsaveas;

  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"%lspdfredact/", output_path);
  _wmkdir(output_directory);

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

  FSDK_Redaction_Create(doc, &redaction);
  // Parse PDF page.
  FSDK_PDFDoc_GetPage(doc, 0, &page);
  FSDK_PDFPage_StartParse(page, e_FSParseFlagsParsePageNormal, NULL, FALSE, &progressive);
  FSDK_TextPage_Create(page, 0, &text_page);
  FSDK_TextSearch_Create1(text_page, &text_search);
  FSDK_TextSearch_SetPattern(text_search, L"PDF", FALSE, &return_code);

  FSDK_TextSearch_FindNext(text_search, &return_findtext);

  while (return_findtext) {
    FSRectF* rect = NULL;
    FS_UINT32 return_array_length = 0;
    FS_UINT32 i = 0;
    FSDK_TextSearch_GetMatchRects(text_search, rect, &return_array_length);
    rect = (FSRectF*)malloc(sizeof(FSRectF) * return_array_length);
    FSDK_TextSearch_GetMatchRects(text_search, rect, &return_array_length);
    for (i = 0; i < return_array_length; i++) {
      count++;
      rectarray = (FSRectF*)realloc(rectarray, count * sizeof(FSRectF));
      rectarray[count - 1] = rect[i];
    }
    free(rect);
    FSDK_TextSearch_FindNext(text_search, &return_findtext);
  }

  if (count > 0) {
    FS_REDACTION_HANDLE redact = NULL;
    FS_BOOL return_code;
    wchar_t save_pdf_path[MAX_FILE_PATH] = { 0 };
    wchar_t save_pdf_path1[MAX_FILE_PATH] = { 0 };
    FS_PROGRESSIVE_HANDLE return_startsaveas2;
    wchar_t save_pdf_path2[MAX_FILE_PATH] = { 0 };
    FS_PROGRESSIVE_HANDLE return_startsaveas3;
    FS_PROGRESSIVE_HANDLE return_startsavess = NULL;

    FSDK_Redaction_MarkRedactAnnot(redaction, page, rectarray, count, &redact);

    FSDK_Annot_ResetAppearanceStream(redact, &return_code);
    swprintf_s(save_pdf_path, MAX_FILE_PATH, L"%lsAboutFoxit_redected_default.pdf", output_directory);

    FSDK_PDFDoc_StartSaveAs(doc, save_pdf_path, e_FSSaveFlagNoOriginal, NULL, &return_startsavess);

    // Set border color to green.
    FSDK_Annot_SetBorderColor(redact, (long)0x00FF00);
    // Set fill color to blue.
    FSDK_Redact_SetFillColor(redact, (long)0x0000FF);
    // Set rollover fill color to red.
    FSDK_Redact_SetApplyFillColor(redact, (long)0xFF0000);
    FSDK_Annot_ResetAppearanceStream(redact, &return_code);

    swprintf_s(save_pdf_path1, MAX_FILE_PATH, L"%lsAboutFoxit_redected_setColor.pdf", output_directory);

    FSDK_PDFDoc_StartSaveAs(doc, save_pdf_path1, e_FSSaveFlagNoOriginal, NULL, &return_startsaveas2);

    FSDK_Markup_SetOpacity(redact, (float)0.5);
    FSDK_Annot_ResetAppearanceStream(redact, &return_code);

    swprintf_s(save_pdf_path2, MAX_FILE_PATH, L"%lsAboutFoxit_redected_setOpacity.pdf", output_directory);

    FSDK_PDFDoc_StartSaveAs(doc, save_pdf_path2, e_FSSaveFlagNoOriginal, NULL, &return_startsaveas3);

    if (FSDK_Redaction_Apply(redaction, &return_code) == e_FSErrSuccess)
      printf("Redact page(0) succeed.\n");
    else
      printf("Redact page(0) failed.\n");

    FSDK_Redact_Release(redact);
  }

  swprintf_s(save_pdf_path3, MAX_FILE_PATH, L"%lsAboutFoxit_redected_apply.pdf", output_directory);

  FSDK_PDFDoc_StartSaveAs(doc, save_pdf_path3, e_FSSaveFlagNoOriginal, NULL, &return_startsaveas);

  FSDK_Redaction_Release(redaction);
  FSDK_TextPage_Release(text_page);
  FSDK_TextSearch_Release(text_search);
  FSDK_PDFPage_Release(page);
  FSDK_PDFDoc_Release(doc);

  FSDK_Library_Release();
  printf("Redact test.\n");
  return err_ret;
}

