protected async override Task PrepareMigrationAsync()
{
var sessionId = string.Empty;
if (!string.IsNullOrWhiteSpace(options.SpecPath))
{
if (!File.Exists(options.SpecPath))
{
throw new ArgumentException($"'{nameof(options.SpecPath)}' points to a file ({options.SpecPath}) that doesn't exist.");
}
spec = Deserialize <WorkItemMigrationSpec>(File.ReadAllText(options.SpecPath));
sessionId = $"{nameof(WorkItemMigrationTask)}:{Guid.NewGuid()}";
}
if (!string.IsNullOrWhiteSpace(options.Base64Content))
{
var interopPayload = Deserialize <INTEROP_Payload>(
UTF8Encoding.UTF8.GetString(
Convert.FromBase64String(options.Base64Content)));
spec = interopPayload.ConvertToSpec();
sessionId = interopPayload.Id;
Insights.Debug($"Base64Content parsed: Session ID: {interopPayload.Id}");
Insights.Debug($"Body: {UTF8Encoding.UTF8.GetString(Convert.FromBase64String(options.Base64Content))}");
}
Insights.InitializeSession(sessionId);
client = GetWorkItemService();
await Task.CompletedTask;
}
protected async override Task <bool> MigrateItemAsync(SingleMigrationWorkItem migrationItem)
{
var sucessFlag = false;
var exponentialBackoffFactor = 5000;
var retryCount = 3;
await ExecutionSupports.Retry(async() =>
{
await client.UpdateWorkItemFieldsAsync(migrationItem.WorkItemRef.Id, migrationItem.Fields);
Insights.Trace($"{migrationItem.WorkItemRef.Id}", migrationItem.Fields);
Insights.Debug("$Migrated item: {migrationItem.WorkItemRef.Id}");
sucessFlag = true;
},
exception => { Insights.TrackException(exception); sucessFlag = false; }, exponentialBackoffFactor, retryCount);
return(sucessFlag);
}