static int Main(string[] args)
{
if (args == null || args.Length == 0)
{
return(ExitCode.InvalidArguments);
}
try
{
if (args[0] == CommandType.AddMigration)
{
var commandParams = AddMigrationParams.FromArgumentsArray(args);
return(new AddMigrationExecutor().Run(commandParams));
}
else if (args[0] == CommandType.ScriptMigration)
{
var commandParams = ScriptMigrationParams.FromArgumentsArray(args);
return(new ScriptMigrationExecutor().Run(commandParams));
}
else if (args[0] == CommandType.FindDbContextSubtypes)
{
var commandParams = FindDbContextSubtypeParams.FromArgumentsArray(args);
var types = TypeFinder.GetDbContextTypeFullNamesFromAssebly(commandParams.AssemblyFileName);
return(writeResult(types));
}
else if (args[0] == CommandType.FindMigrationSubtypes)
{
var commandParams = FindMigrationSubtypeParams.FromArgumentsArray(args);
var types = TypeFinder.GetMigrationByDbContextFromAssebly(commandParams.AssemblyFileName);
return(writeResult(types));
}
}
catch (InvalidOperationException)
{
return(ExitCode.CanNotFindDbContext);
}
catch (FileNotFoundException e)
{
LogException(e);
return(ExitCode.CanNotFindFile);
}
catch (ArgumentException e)
{
LogException(e);
return(ExitCode.InvalidArguments);
}
catch (Exception e)
{
LogException(e);
return(ExitCode.Exception);
}
return(ExitCode.InvalidCommand);
}
public int Run(ScriptMigrationParams migrationParams)
{
if (!File.Exists(migrationParams.AssemblyFileName))
{
return(ExitCode.CanNotFindFile);
}
var context = DbContextFactory.CreateContextInstance(migrationParams.AssemblyFileName, migrationParams.DbContextFullName);
var serviceCollection = new ServiceCollection();
serviceCollection
.AddEntityFrameworkDesignTimeServices()
.AddDbContextDesignTimeServices(context);
var designTimeServices = new SqlServerDesignTimeServices();
designTimeServices.ConfigureDesignTimeServices(serviceCollection);
var serviceProvider = serviceCollection.BuildServiceProvider();
var migrator = serviceProvider.GetService <IMigrator>();
if (!Directory.Exists(migrationParams.OutputPath))
{
Directory.CreateDirectory(migrationParams.OutputPath);
}
foreach (var item in migrationParams.Migrations)
{
var migrationNames = item.Split(ScriptMigrationParams.MigrationNamesSplitter);
var migrationSql = migrator.GenerateScript(
fromMigration: migrationNames[0],
toMigration: migrationNames[1],
idempotent: true);
File.WriteAllText(Path.Combine(migrationParams.OutputPath, $"{migrationNames[1]}.sql"), migrationSql);
}
return(ExitCode.Success);
}
public int ScriptMigration(ScriptMigrationParams commandParams)
{
var processRunner = new ProcessRunner();
return(processRunner.Execute(commandParams));
}
