init settings view and refresh action

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

src/views/settings/settingsTreeDataProvider.ts

@@ -0,0 +1,47 @@
+import { CancellationToken, commands, EventEmitter, ExtensionContext, TreeDataProvider, TreeItem } from "vscode";
+import { GithubLocalActionsTreeItem } from "../githubLocalActionsTreeItem";
+import EnvironmentsTreeItem from "./environments";
+import SecretsTreeItem from "./secrets";
+import VariablesTreeItem from "./variables";
+
+export default class SettingsTreeDataProvider implements TreeDataProvider<GithubLocalActionsTreeItem> {
+    private _onDidChangeTreeData = new EventEmitter<GithubLocalActionsTreeItem | undefined | null | void>();
+    readonly onDidChangeTreeData = this._onDidChangeTreeData.event;
+    public static VIEW_ID = 'settings';
+
+    constructor(context: ExtensionContext) {
+        context.subscriptions.push(
+            commands.registerCommand('githubLocalActions.refreshSettings', async () => {
+                this.refresh();
+            }),
+        );
+    }
+
+    refresh(element?: GithubLocalActionsTreeItem) {
+        this._onDidChangeTreeData.fire(element);
+    }
+
+    getTreeItem(element: GithubLocalActionsTreeItem): GithubLocalActionsTreeItem | Thenable<GithubLocalActionsTreeItem> {
+        return element;
+    }
+
+    async resolveTreeItem(item: TreeItem, element: GithubLocalActionsTreeItem, token: CancellationToken): Promise<GithubLocalActionsTreeItem> {
+        if (element.getToolTip) {
+            element.tooltip = await element.getToolTip();
+        }
+
+        return element;
+    }
+
+    async getChildren(element?: GithubLocalActionsTreeItem): Promise<GithubLocalActionsTreeItem[]> {
+        if (element) {
+            return element.getChildren();
+        } else {
+            return [
+                new EnvironmentsTreeItem(),
+                new SecretsTreeItem(),
+                new VariablesTreeItem()
+            ];
+        }
+    }
+}