init workflows view

Signed-off-by: Sanjula Ganepola <sanjulagane@gmail.com>

src/views/workflows/workflow.ts

@@ -0,0 +1,25 @@
+import { ThemeIcon, TreeItem, TreeItemCollapsibleState, Uri } from "vscode";
+import { Workflow } from "../../types";
+import { GithubLocalActionsTreeItem } from "../githubLocalActionsTreeItem";
+
+export default class WorkflowTreeItem extends TreeItem implements GithubLocalActionsTreeItem {
+    static contextValue = 'workflow';
+    workflow: Workflow;
+
+    constructor(workflow: Workflow) {
+        super(workflow.content.name || workflow.name, workflow.error ? TreeItemCollapsibleState.None : TreeItemCollapsibleState.Collapsed);
+        this.workflow = workflow;
+        this.contextValue = WorkflowTreeItem.contextValue;
+        this.iconPath = new ThemeIcon('layers');
+        this.tooltip = `Name: ${workflow.name}\n` +
+            `Path: ${workflow.path}`;
+
+        if(workflow.error) {
+            this.resourceUri = Uri.parse(`${WorkflowTreeItem.contextValue}:${workflow.name}?error=${workflow.error}`, true);
+        }
+    }
+
+    async getChildren(): Promise<GithubLocalActionsTreeItem[]> {
+        return [];
+    }
+}