public async Task <string> ExecuteAsync(Guid projectId, WorkItemData workItemPayload, IClientsContext clients, CancellationToken cancellationToken)
{
if (State == EngineState.Error)
{
return(string.Empty);
}
var workItem = workItemPayload.WorkItem;
var context = new EngineContext(clients, projectId, workItem.GetTeamProject(), logger);
var store = new WorkItemStore(context, workItem);
var self = store.GetWorkItem(workItem.Id.Value);
var selfChanges = new WorkItemUpdateWrapper(workItemPayload.WorkItemUpdate);
logger.WriteInfo($"Initial WorkItem {self.Id} retrieved from {clients.WitClient.BaseAddress}");
var globals = new Globals
{
self = self,
selfChanges = selfChanges,
store = store,
logger = logger
};
logger.WriteInfo($"Executing Rule...");
var result = await roslynScript.RunAsync(globals, cancellationToken);
if (result.Exception != null)
{
logger.WriteError($"Rule failed with {result.Exception}");
State = EngineState.Error;
}
else
{
logger.WriteInfo($"Rule succeeded with {result.ReturnValue ?? "no return value"}");
State = EngineState.Success;
}
logger.WriteVerbose($"Post-execution, save any change (mode {saveMode})...");
var saveRes = await store.SaveChanges(saveMode, !DryRun, cancellationToken);
if (saveRes.created + saveRes.updated > 0)
{
logger.WriteInfo($"Changes saved to Azure DevOps (mode {saveMode}): {saveRes.created} created, {saveRes.updated} updated.");
}
else
{
logger.WriteInfo($"No changes saved to Azure DevOps.");
}
return(result.ReturnValue);
}
protected RuleExecutionContext CreateRuleExecutionContext(Guid projectId, WorkItemData workItemPayload, IClientsContext clients)
{
var workItem = workItemPayload.WorkItem;
var context = new EngineContext(clients, projectId, workItem.GetTeamProject(), logger);
var store = new WorkItemStore(context, workItem);
var self = store.GetWorkItem(workItem.Id.Value);
var selfChanges = new WorkItemUpdateWrapper(workItemPayload.WorkItemUpdate);
logger.WriteInfo($"Initial WorkItem {self.Id} retrieved from {clients.WitClient.BaseAddress}");
var globals = new RuleExecutionContext
{
self = self,
selfChanges = selfChanges,
store = store,
logger = logger
};
return(globals);
}