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file.go
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file.go
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// Copyright (C) 2023 Gobalsky Labs Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package checktx
import (
"encoding/base64"
"fmt"
"os"
"path/filepath"
"strings"
)
func GetFilesInDirectory(directory string) ([]string, error) {
files, err := os.Open(directory)
if err != nil {
return nil, fmt.Errorf("error occurred when attempting to open the given directory '%s'. \nerr: %w", directory, err)
}
defer func(files *os.File) {
err := files.Close()
if err != nil {
panic(err)
}
}(files)
fileInfo, err := files.Readdir(-1)
if err != nil {
return nil, fmt.Errorf("an error occurred when attempting to read files in the given directory. \nerr: %w", err)
}
transactionFiles := make([]string, 0, len(fileInfo))
for _, info := range fileInfo {
dir := filepath.Join(directory, info.Name())
transactionFiles = append(transactionFiles, dir)
}
return transactionFiles, nil
}
func GetEncodedTransactionFromFile(filePath string) (string, error) {
fileContents, err := os.ReadFile(filePath)
if err != nil {
return "", fmt.Errorf("error reading file at %s. \nerr: %w", filePath, err)
}
_, err = base64.StdEncoding.DecodeString(string(fileContents))
if err != nil {
return "", fmt.Errorf("error occurred when attempting to decode transaction data in %s, is there definitely base64 encoded data in your file?\nerr: %v", filePath, err)
}
data := strings.TrimSpace(string(fileContents))
return data, nil
}