private void SetWorkflows(IEnumerable <IGuidanceExtension> extensions)
{
// Match the untouched ViewModels
var inmutedWorkflows = this.Workflows.Where(w => extensions.Any(f => f.GuidanceWorkflow == w.Model));
// Remove all extension removed
foreach (var workflow in this.Workflows.Except(inmutedWorkflows).ToArray())
{
workflow.CurrentNodeChanged -= this.OnCurrentNodeChanged;
this.Workflows.Remove(workflow);
}
// Add all extensions added
var addedExtensions = extensions.Where(f => !this.Workflows.Any(w => w.Model == f.GuidanceWorkflow));
foreach (var extension in addedExtensions)
{
if (extension.GuidanceWorkflow != null)
{
var workflow = new GuidanceWorkflowViewModel(new GuidanceWorkflowContext
{
GuidanceManager = this.context.GuidanceManager,
Extension = extension,
UserMessageService = this.context.UserMessageService,
}, this.serviceProvider);
this.Workflows.Add(workflow);
workflow.CurrentNodeChanged += this.OnCurrentNodeChanged;
}
}
if (this.CurrentWorkflow != null && !extensions.Any(f => f.GuidanceWorkflow == this.CurrentWorkflow.Model))
{
this.CurrentWorkflow = null;
}
}
public GuidanceWorkflowViewModel(GuidanceWorkflowContext context, IServiceProvider serviceProvider)
{
Guard.NotNull(() => context, context);
Guard.NotNull(() => serviceProvider, serviceProvider);
this.context = context;
this.serviceProvider = serviceProvider;
this.Extension = context.Extension;
Current = this;
}
public GuidanceWorkflowViewModel(GuidanceWorkflowContext context, IServiceProvider serviceProvider)
{
Guard.NotNull(() => context, context);
Guard.NotNull(() => serviceProvider, serviceProvider);
this.context = context;
this.serviceProvider = serviceProvider;
this.Extension = context.Extension;
Current = this;
}
private void SetWorkflows(IEnumerable<IGuidanceExtension> extensions)
{
// Match the untouched ViewModels
var inmutedWorkflows = this.Workflows.Where(w => extensions.Any(f => f.GuidanceWorkflow == w.Model));
// Remove all extension removed
foreach (var workflow in this.Workflows.Except(inmutedWorkflows).ToArray())
{
workflow.CurrentNodeChanged -= this.OnCurrentNodeChanged;
this.Workflows.Remove(workflow);
}
// Add all extensions added
var addedExtensions = extensions.Where(f => !this.Workflows.Any(w => w.Model == f.GuidanceWorkflow));
foreach (var extension in addedExtensions)
{
if (extension.GuidanceWorkflow != null)
{
var workflow = new GuidanceWorkflowViewModel(new GuidanceWorkflowContext
{
GuidanceManager = this.context.GuidanceManager,
Extension = extension,
UserMessageService = this.context.UserMessageService,
}, this.serviceProvider);
this.Workflows.Add(workflow);
workflow.CurrentNodeChanged += this.OnCurrentNodeChanged;
}
}
if (this.CurrentWorkflow != null && !extensions.Any(f => f.GuidanceWorkflow == this.CurrentWorkflow.Model))
{
this.CurrentWorkflow = null;
}
}