// 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 generate barcode.

#include "FSPDFObjC.h"

NSString *input_path = @"../input_files/";
NSString *output_path = @"../output_files/";

NSString *sn = @"bPxThFlBAYifO3yiW0C51bKbjPap1zHaf5aG5sX378TjFvB7Q0802A==";
NSString *key = @"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";

// Add the bitmap to image and save the image.
void save2Image(FSBitmap *bitmap, NSString *file_path) {
    FSImage *image = [[FSImage alloc] init];
    [image addFrame:bitmap];
    [image saveAs:file_path];
}

// Generate barcode in different type and save each of them as an image file.
void barcode_GenerateEachType(NSString *code_string, FSBarcodeFormat code_format, int unit_width, int unit_height, FSBarcodeQRErrorCorrectionLevel qr_level, NSString *file_path) {
    FSBarcode *barcode = [[FSBarcode alloc] init];
    FSBitmap *bitmap = [barcode generateBitmap:code_string format:code_format unit_width:unit_width height:unit_height level:qr_level];
    save2Image(bitmap, file_path);
}

// Generate all types of barcode and save each of them as an image file.
void barcode_GenerateAll() {
    NSString *output_directory = [[NSString alloc] initWithFormat:@"%@%@", output_path, @"barcode/"];

    // Strings used as barcode content.
    NSArray *sz_code_string = [[NSArray alloc] initWithObjects:@"TEST-SHEET", @"102030405060708090", @"80674313", @"890444000335", @"9780804816632", @"070429", @"Unknown - change me!", @"TestForBarcodeQrCode", nil];

    // Barcode format types
    FSBarcodeFormat code_format[8] = {FSBarcodeFormatCode39, FSBarcodeFormatCode128, FSBarcodeFormatEAN8, FSBarcodeFormatUPCA, FSBarcodeFormatEAN13, FSBarcodeFormatITF, FSBarcodeFormatPDF417, FSBarcodeFormatQRCode};

    // Image names for the saved image files.(except QR code)
    NSArray *sz_bmp_name = [[NSArray alloc] initWithObjects:@"/code39_TEST-SHEET.bmp", @"/CODE_128_102030405060708090.bmp", @"/EAN_8_80674313.bmp", @"/UPC_A_890444000335.bmp", @"/EAN_13_9780804816632.bmp", @"/ITF_070429.bmp", @"/PDF_417_Unknown.bmp", nil];

    // Format error correction level of QR code.
    FSBarcodeQRErrorCorrectionLevel sz_qr_level[4] = {FSBarcodeQRCorrectionLevelLow, FSBarcodeQRCorrectionLevelMedium, FSBarcodeQRCorrectionLevelQuater, FSBarcodeQRCorrectionLevelHigh};

    // Image names for the saved image files for QR code.
    NSArray *bmp_qr_name = [[NSArray alloc] initWithObjects:@"/QR_CODE_TestForBarcodeQrCode_L.bmp", @"/QR_CODE_TestForBarcodeQrCode_M.bmp", @"/QR_CODE_TestForBarcodeQrCode_Q.bmp", @"/QR_CODE_TestForBarcodeQrCode_H.bmp", nil];

    // Unit width for barcode in pixels, preferred value is 1-5 pixels.
    int unit_width = 2;
    // Unit height for barcode in pixels, preferred value is >= 20 pixels.
    int unit_height = 120;

    // Generate barcode for different types.
    for (int i = 0; i < 8; i++) {
        if (code_format[i] != FSBarcodeFormatQRCode) {
            // Not QR code
            barcode_GenerateEachType([sz_code_string objectAtIndex:i], code_format[i], unit_width, unit_height, (FSBarcodeQRErrorCorrectionLevel) 0, [[NSString alloc] initWithFormat:@"%@%@", output_directory, [sz_bmp_name objectAtIndex:i]]);
        } else {
            // QR code
            // Generate for each format error correction level.
            for (int j = 0; j < 4; j++)
                barcode_GenerateEachType([sz_code_string objectAtIndex:i], code_format[i], unit_width, unit_height, sz_qr_level[j], [[NSString alloc] initWithFormat:@"%@%@", output_directory, [bmp_qr_name objectAtIndex:j]]);
        }
    }
}

int main(int argc, const char *argv[]) {
    @autoreleasepool {
        NSString *output_directory = [[NSString alloc] initWithFormat:@"%@%@", output_path, @"barcode/"];
        NSFileManager *fileManager = [NSFileManager defaultManager];
        BOOL isDir = NO;
        if ([fileManager fileExistsAtPath:output_directory isDirectory:&isDir]) {
            if (!isDir) {
                NSError *error = nil;
                if (![fileManager removeItemAtPath:output_directory error:&error] || error) {
                    return -1;
                }
                if (![fileManager createDirectoryAtPath:output_directory withIntermediateDirectories:YES attributes:nil error:&error] || error) {
                    return -1;
                }
            }
        } else {
            NSError *error = nil;
            if (![fileManager createDirectoryAtPath:output_directory withIntermediateDirectories:YES attributes:nil error:&error] || error) {
                return -1;
            }
        }

        // Initialize library
        FSErrorCode errorCode = [FSLibrary initialize:sn key:key];
        if (errorCode != FSErrSuccess) {
            NSLog(@"Library Initialize Error: %ld", errorCode);
            return -1;
        }

        @try {
            // Generate all types of barcode
            barcode_GenerateAll();
            NSLog(@"Barcode demo.");
        }
        @catch (NSException *exception) {
            NSLog(@"Unknown Exception, %@", exception);
            return -1;
        }
    }
    [FSLibrary destroy];
    return 0;
}
