private static bool CheckHashesInFile(IEvfConsoleArgs evfConsoleArgs, string jsonPath,
IReadOnlyDictionary <string, string> currentHashes)
{
Program.Logger.Information("Hash validation started.");
var jsonFile = File.ReadAllText(jsonPath);
if (!(JsonConvert.DeserializeObject(jsonFile, typeof(Dictionary <string, string>)) is
Dictionary <string, string> existingHashes))
{
Program.Logger.Error("Unable to deserialize the hash file {0} > ", jsonPath);
return(false);
}
var errorCount = 0;
foreach (var(key, value) in existingHashes)
{
if (!currentHashes.ContainsKey(key))
{
errorCount++;
Program.Logger.Error("Unable to locate the file {0} in the folder {1}", key,
evfConsoleArgs.EvolveFolderPath);
continue;
}
var correspondingCurrentHash = currentHashes[key];
if (correspondingCurrentHash?.ToUpperInvariant() == value?.ToUpperInvariant())
{
continue;
}
errorCount++;
Program.Logger.Error(
"The file hash for {0} in the folder {1} changed unexpectedly. CurrentHash : {2} , NewHash : {3}",
key, evfConsoleArgs.EvolveFolderPath, correspondingCurrentHash?.ToUpperInvariant(),
value?.ToUpperInvariant());
}
foreach (var(key, _) in currentHashes)
{
if (existingHashes.ContainsKey(key))
{
continue;
}
errorCount++;
Program.Logger.Error("Unable to locate the file {0} in the folder {1}", key,
evfConsoleArgs.EvolveFolderPath);
}
Program.Logger.Information("Hash validation completed.");
return(errorCount == 0);
}
public static bool ChecksumFiles(IEvfConsoleArgs evfConsoleArgs)
{
var currentHashes = GetFileChecksumValuesInFolder(evfConsoleArgs.EvolveFolderPath);
var destChecksumJsonPath = Path.Combine(evfConsoleArgs.EvolveFolderPath, "_checksum.json");
var sourceChecksumJsonPath = Path.Combine(evfConsoleArgs.EvolveFolderPath, "_source_checksum.json");
if (File.Exists(destChecksumJsonPath) && !CheckHashesInFile(evfConsoleArgs, destChecksumJsonPath, currentHashes))
{
return(false);
}
if (!File.Exists(destChecksumJsonPath))
{
WriteHashesToFile(destChecksumJsonPath, currentHashes);
}
var existingHashes = new Dictionary <string, string>();
if (File.Exists(sourceChecksumJsonPath))
{
var sourceFileJson = File.ReadAllText(sourceChecksumJsonPath);
existingHashes =
JsonConvert.DeserializeObject(sourceFileJson, typeof(Dictionary <string, string>)) as
Dictionary <string, string>;
}
var sourceHashes = GetFileChecksumValuesInFolder(evfConsoleArgs.SourceFilesPath);
var fileChanges = CheckForFileUpdates(existingHashes, sourceHashes);
var nextVersionNumber = GetNextVersionNumber(currentHashes);
Program.Logger.Information("The next version number will be {0}", nextVersionNumber);
foreach (var fileChangeModel in fileChanges.FileChanges.OrderBy(f => f.Priority).ThenBy(f => f.FileName))
{
Program.Logger.Information("Will {2} > {0} | {1}", fileChangeModel.FileName, fileChangeModel.Priority,
fileChangeModel.FileChangeType);
nextVersionNumber = CopyFile(nextVersionNumber, fileChangeModel, evfConsoleArgs);
}
UpdateSourceHashes(evfConsoleArgs.SourceFilesPath, sourceChecksumJsonPath, existingHashes);
if (fileChanges.FileChanges.Count > 0)
{
var updatedDestHashes = GetFileChecksumValuesInFolder(evfConsoleArgs.EvolveFolderPath);
WriteHashesToFile(destChecksumJsonPath, updatedDestHashes);
Program.Logger.Information("Updated destination path hash json file > {0}", destChecksumJsonPath);
}
else
{
Program.Logger.Information("No changes were detected.");
}
return(true);
}
private static int CopyFile(int nextVersionNumber, FileChangeModel fileChangeModel,
IEvfConsoleArgs evfConsoleArgs)
{
var sourceFile = Path.Combine(evfConsoleArgs.SourceFilesPath, fileChangeModel.FileName);
var destFileName = $"V{nextVersionNumber:0000}__{fileChangeModel.FileName}";
var destFilePath = Path.Combine(evfConsoleArgs.EvolveFolderPath, destFileName);
if (File.Exists(sourceFile))
{
Program.Logger.Verbose("Will copy {0} to {1}", sourceFile, destFilePath);
File.Copy(sourceFile, destFilePath, false);
}
else
{
Program.Logger.Error("Unable to copy as the source file does not exist > {0} to {1}", sourceFile,
destFilePath);
return(nextVersionNumber);
}
return(nextVersionNumber + 1);
}