步驟五:工作流程

工作流程讓你能串連多個步驟——每個步驟處理資料並傳遞給下一個步驟。

定義工作流程步驟(執行者):

using Microsoft.Agents.AI.Workflows;

// Step 1: Convert text to uppercase
Func<string, string> uppercaseFunc = s => s.ToUpperInvariant();
var uppercase = uppercaseFunc.BindAsExecutor("UppercaseExecutor");

// Step 2: Reverse the string and yield output
class ReverseTextExecutor() : Executor<string, string>("ReverseTextExecutor")
{
    public override ValueTask<string> HandleAsync(string message, IWorkflowContext context, CancellationToken cancellationToken = default)
    {
        return ValueTask.FromResult(string.Concat(message.Reverse()));
    }
}
ReverseTextExecutor reverse = new();

建立並執行工作流程:

WorkflowBuilder builder = new(uppercase);
builder.AddEdge(uppercase, reverse).WithOutputFrom(reverse);
var workflow = builder.Build();

await using Run run = await InProcessExecution.RunAsync(workflow, "Hello, World!");
foreach (WorkflowEvent evt in run.NewEvents)
{
    if (evt is ExecutorCompletedEvent executorComplete)
    {
        Console.WriteLine($"{executorComplete.ExecutorId}: {executorComplete.Data}");
    }
}

小提示

請見 處的完整可執行範例應用。

定義工作流程步驟(執行者),並將它們與邊緣連結:

建立並執行工作流程:

小提示

完整範例可執行檔案請參閱 完整範例

後續步驟

深入探討: