package file

import (
	"io"
	"os"
)

func ConcatenateFiles(fileAPath string, fileBPath string, outputFilePath string) {
	// Open fileA and fileB
	fileA, err := os.Open(fileAPath)
	if err != nil {
		panic(err)
	}
	defer fileA.Close()

	fileB, err := os.Open(fileBPath)
	if err != nil {
		panic(err)
	}
	defer fileB.Close()

	// Create outputFile
	outputFile, err := os.Create(outputFilePath)
	if err != nil {
		panic(err)
	}
	defer outputFile.Close()

	// Copy fileA to outputFile
	_, err = io.Copy(outputFile, fileA)
	if err != nil {
		panic(err)
	}

	// Copy fileB to outputFile
	_, err = io.Copy(outputFile, fileB)
	if err != nil {
		panic(err)
	}
}