/// <summary>
/// Called when a prompt should be displayed for a specific
/// input field.
/// </summary>
/// <param name="fieldDetails">The details of the field to be displayed.</param>
protected override void ShowFieldPrompt(FieldDetails fieldDetails)
{
// For a simple prompt there won't be any field name.
// In this case don't write anything
if (!string.IsNullOrEmpty(fieldDetails.Name))
{
this.hostOutput.WriteOutput(
fieldDetails.Name + ": ",
false);
}
}
protected override void ShowFieldPrompt(FieldDetails fieldDetails)
{
base.ShowFieldPrompt(fieldDetails);
_languageServer.SendRequest <ShowInputPromptRequest, ShowInputPromptResponse>(
"powerShell/showInputPrompt",
new ShowInputPromptRequest
{
Name = fieldDetails.Name,
Label = fieldDetails.Label
}).ContinueWith(HandlePromptResponse)
.ConfigureAwait(false);
}
/// <summary>
///
/// </summary>
/// <param name="promptCaption"></param>
/// <param name="promptMessage"></param>
/// <param name="fieldDescriptions"></param>
/// <returns></returns>
public override Dictionary <string, PSObject> Prompt(
string promptCaption,
string promptMessage,
Collection <FieldDescription> fieldDescriptions)
{
FieldDetails[] fields =
fieldDescriptions
.Select(f => { return(FieldDetails.Create(f, this.Logger)); })
.ToArray();
CancellationTokenSource cancellationToken = new CancellationTokenSource();
Task <Dictionary <string, object> > promptTask =
this.CreateInputPromptHandler()
.PromptForInputAsync(
promptCaption,
promptMessage,
fields,
cancellationToken.Token);
// Run the prompt task and wait for it to return
this.WaitForPromptCompletion(
promptTask,
"Prompt",
cancellationToken);
// Convert all values to PSObjects
var psObjectDict = new Dictionary <string, PSObject>();
// The result will be null if the prompt was cancelled
if (promptTask.Result != null)
{
// Convert all values to PSObjects
foreach (var keyValuePair in promptTask.Result)
{
psObjectDict.Add(
keyValuePair.Key,
keyValuePair.Value != null
? PSObject.AsPSObject(keyValuePair.Value)
: null);
}
}
// Return the result
return(psObjectDict);
}
private FieldDetails GetNextField()
{
FieldDetails nextField = this.currentField?.GetNextField();
if (nextField == null)
{
this.currentFieldIndex++;
// Have we shown all the prompts already?
if (this.currentFieldIndex < this.Fields.Length)
{
nextField = this.Fields[this.currentFieldIndex];
}
}
this.currentField = nextField;
return(nextField);
}
/// <summary> /// Called when a prompt should be displayed for a specific /// input field. /// </summary> /// <param name="fieldDetails">The details of the field to be displayed.</param> protected abstract void ShowFieldPrompt(FieldDetails fieldDetails);
