Merge pull request #253 from NoxOrg/feature/upper-case-plugin

- added upper case plugin

src/Nox.Cli.Plugins/Nox.Cli.Plugin.Core/CoreToUpperCase_v1.cs

@@ -0,0 +1,75 @@
+using Nox.Cli.Abstractions;
+using Nox.Cli.Abstractions.Extensions;
+
+namespace Nox.Cli.Plugin.Core;
+
+public class CoreToUpperCase_v1: INoxCliAddin
+{
+    public NoxActionMetaData Discover()
+    {
+        return new NoxActionMetaData
+        {
+            Name = "core/to-upper-case@v1",
+            Author = "Jan Schutte",
+            Description = "Convert a string to upper case.",
+
+            Inputs =
+            {
+                ["source-string"] = new NoxActionInput {
+                    Id = "source-string",
+                    Description = "The source string which to convert to upper case",
+                    Default = string.Empty,
+                    IsRequired = true
+                }
+            },
+
+            Outputs =
+            {
+                ["result"] = new NoxActionOutput
+                {
+                    Id = "result",
+                    Description = "The resulting upper case string."
+                },
+            }
+        };
+    }
+
+    private string? _source;
+
+    public Task BeginAsync(IDictionary<string, object> inputs)
+    {
+        _source = inputs.Value<string>("source-string");
+        return Task.CompletedTask;
+    }
+
+    public Task<IDictionary<string, object>> ProcessAsync(INoxWorkflowContext ctx)
+    {
+        var outputs = new Dictionary<string, object>();
+
+        ctx.SetState(ActionState.Error);
+
+        if (string.IsNullOrEmpty(_source))
+        {
+            ctx.SetErrorMessage("The Core to-upper-case action was not initialized");
+        }
+        else
+        {
+            try
+            {
+                outputs["result"] = _source.ToUpper();
+                ctx.SetState(ActionState.Success);    
+            }
+            catch (Exception ex)
+            {
+                ctx.SetErrorMessage(ex.Message);
+            }
+        }
+
+        return Task.FromResult<IDictionary<string, object>>(outputs);
+    }
+
+    public Task EndAsync()
+    {
+        return Task.CompletedTask;
+    }
+}