95 lines
3.1 KiB
C#
95 lines
3.1 KiB
C#
|
|
namespace YooAsset
|
|
{
|
|
public sealed class LoadPackageManifestOperation : AsyncOperationBase
|
|
{
|
|
private enum ESteps
|
|
{
|
|
None,
|
|
CheckParams,
|
|
CheckActiveManifest,
|
|
LoadPackageManifest,
|
|
Done,
|
|
}
|
|
|
|
private readonly FileSystemHost _host;
|
|
private readonly LoadPackageManifestOptions _options;
|
|
private FSLoadPackageManifestOperation _loadPackageManifestOp;
|
|
private ESteps _steps = ESteps.None;
|
|
|
|
internal LoadPackageManifestOperation(FileSystemHost host, LoadPackageManifestOptions options)
|
|
{
|
|
_host = host;
|
|
_options = options;
|
|
}
|
|
internal override void InternalStart()
|
|
{
|
|
_steps = ESteps.CheckParams;
|
|
}
|
|
internal override void InternalUpdate()
|
|
{
|
|
if (_steps == ESteps.None || _steps == ESteps.Done)
|
|
return;
|
|
|
|
if (_steps == ESteps.CheckParams)
|
|
{
|
|
if (string.IsNullOrEmpty(_options.PackageVersion))
|
|
{
|
|
_steps = ESteps.Done;
|
|
Status = EOperationStatus.Failed;
|
|
Error = "Package version is null or empty.";
|
|
}
|
|
else
|
|
{
|
|
_steps = ESteps.CheckActiveManifest;
|
|
}
|
|
}
|
|
|
|
if (_steps == ESteps.CheckActiveManifest)
|
|
{
|
|
// 检测当前激活的清单对象
|
|
if (_host.ActiveManifest != null && _host.ActiveManifest.PackageVersion == _options.PackageVersion)
|
|
{
|
|
_steps = ESteps.Done;
|
|
Status = EOperationStatus.Succeed;
|
|
}
|
|
else
|
|
{
|
|
_steps = ESteps.LoadPackageManifest;
|
|
}
|
|
}
|
|
|
|
if (_steps == ESteps.LoadPackageManifest)
|
|
{
|
|
if (_loadPackageManifestOp == null)
|
|
{
|
|
var mainFileSystem = _host.GetMainFileSystem();
|
|
_loadPackageManifestOp = mainFileSystem.LoadPackageManifestAsync(_options);
|
|
_loadPackageManifestOp.StartOperation();
|
|
AddChildOperation(_loadPackageManifestOp);
|
|
}
|
|
|
|
_loadPackageManifestOp.UpdateOperation();
|
|
if (_loadPackageManifestOp.IsDone == false)
|
|
return;
|
|
|
|
if (_loadPackageManifestOp.Status == EOperationStatus.Succeed)
|
|
{
|
|
_steps = ESteps.Done;
|
|
_host.SetActiveManifest(_loadPackageManifestOp.Manifest);
|
|
Status = EOperationStatus.Succeed;
|
|
}
|
|
else
|
|
{
|
|
_steps = ESteps.Done;
|
|
Status = EOperationStatus.Failed;
|
|
Error = _loadPackageManifestOp.Error;
|
|
}
|
|
}
|
|
}
|
|
internal override string InternalGetDesc()
|
|
{
|
|
return $"PackageVersion : {_options.PackageVersion}";
|
|
}
|
|
}
|
|
} |