private IReadOnlyList <Node> GetTaskGraphNodes(ICakeContext context, ICakeTaskInfo task, IReadOnlyList <ICakeTaskInfo> tasks)
{
var taskDictionary = tasks.ToDictionary();
var nodes = new List <Node>();
var stack = new Stack <ICakeTaskInfo>();
stack.Push(task);
while (stack.Count > 0)
{
var currentNode = stack.Pop();
context.Log.Write(Verbosity.Diagnostic, LogLevel.Debug, $"Creating Node for {currentNode.Name} which has {currentNode.Dependencies.Count} dependencies");
nodes.Add(new Node(currentNode.Name));
foreach (var dependencyName in currentNode.Dependencies)
{
var dependencyTask = TaskGraphGeneratorHelpers.GetTaskDependency(context, taskDictionary, dependencyName.Name);
stack.Push(dependencyTask);
context.Log.Write(Verbosity.Diagnostic, LogLevel.Debug, $"Creating Edge from {currentNode.Name} to {dependencyTask.Name}");
nodes.Add(new Node(Guid.NewGuid().ToString(), currentNode.Name, dependencyTask.Name));
}
}
return(nodes);
}
/// <summary>
/// Convert the task and dependencies to mermaid syntax string
/// </summary>
/// <param name="context"></param>
/// <param name="task"></param>
/// <param name="tasks"></param>
/// <returns></returns>
public async Task <string> SerializeAsync(ICakeContext context, ICakeTaskInfo task, IReadOnlyList <ICakeTaskInfo> tasks)
{
TaskGraphGeneratorHelpers.ValidateParameters(context, task, tasks);
var edges = GetEdges(context, task, tasks);
return(ConvertToString(task, edges));
}
/// <summary>
/// Converts the task to a graph and outputs the string for displaying
/// </summary>
/// <param name="context"></param>
/// <param name="task"></param>
/// <param name="tasks"></param>
/// <returns></returns>
public Task <string> SerializeAsync(ICakeContext context, ICakeTaskInfo task, IReadOnlyList <ICakeTaskInfo> tasks)
{
TaskGraphGeneratorHelpers.ValidateParameters(context, task, tasks);
var nodes = GetTaskGraphNodes(context, task, tasks);
return(Task.FromResult(JsonConvert.SerializeObject(nodes)));
}
private static IReadOnlyCollection <string> GetEdges(ICakeContext context, ICakeTaskInfo task, IReadOnlyList <ICakeTaskInfo> tasks)
{
var taskDictionary = tasks.ToDictionary();
var stack = new Stack <ICakeTaskInfo>();
stack.Push(task);
var edges = new List <string>();
var visited = new HashSet <string>();
while (stack.Count > 0)
{
var currentNode = stack.Pop();
context.Log.Write(Verbosity.Diagnostic, LogLevel.Debug,
$"Creating Node for {currentNode.Name} which has {currentNode.Dependencies.Count} dependencies");
foreach (var dependencyName in currentNode.Dependencies)
{
var dependencyTask = TaskGraphGeneratorHelpers.GetTaskDependency(context, taskDictionary, dependencyName.Name);
if (visited.Contains(dependencyTask.Name, StringComparer.InvariantCultureIgnoreCase))
{
continue;
}
visited.Add(dependencyTask.Name);
stack.Push(dependencyTask);
context.Log.Write(Verbosity.Diagnostic, LogLevel.Debug,
$"Creating Edge from {currentNode.Name} to {dependencyTask.Name}");
var edge = $"{currentNode.Name}-->{dependencyTask.Name};";
edges.Add(edge);
}
}
return(edges);
}
