Browse curated sample events aws#106

Add new view, treeDataProvider and placeholder nodes

package.json

@@ -85,6 +85,10 @@
                 {
                     "id": "lambda",
                     "name": "%AWS.lambda.explorerTitle%"
+                },
+                {
+                    "id": "sampleEvents",
+                    "name": "%AWS.sampleEvents.explorerTitle%"
                 }
             ]
         },

package.nls.json

@@ -82,6 +82,7 @@
     "AWS.samcli.userChoice.browse": "Locate SAM CLI...",
     "AWS.samcli.userChoice.visit.install.url": "Get SAM CLI",
     "AWS.samcli.userChoice.update.awstoolkit.url": "Update AWS Toolkit",
+    "AWS.sampleEvents.explorerTitle": "Sample Lambda Event Manager",
     "AWS.generic.response.no": "No",
     "AWS.generic.response.yes": "Yes"
 }

src/extension.ts

@@ -11,6 +11,7 @@ import * as nls from 'vscode-nls'
 import { RegionNode } from './lambda/explorer/regionNode'
 import { LambdaTreeDataProvider } from './lambda/lambdaTreeDataProvider'
 import { NodeDebugConfigurationProvider } from './lambda/local/debugConfigurationProvider'
+import { SampleEventsTreeDataProvider } from './lambda/sampleEventsTreeDataProvider'
 import { DefaultAWSClientBuilder } from './shared/awsClientBuilder'
 import { AwsContextTreeCollection } from './shared/awsContextTreeCollection'
 import { DefaultToolkitClientBuilder } from './shared/clients/defaultToolkitClientBuilder'
@@ -70,7 +71,8 @@ export async function activate(context: vscode.ExtensionContext) {
     )
 
     const providers = [
-        new LambdaTreeDataProvider(awsContext, awsContextTrees, regionProvider, resourceFetcher)
+        new LambdaTreeDataProvider(awsContext, awsContextTrees, regionProvider, resourceFetcher),
+        new SampleEventsTreeDataProvider(awsContextTrees)
     ]
 
     providers.forEach((p) => {

src/lambda/explorer/cloudFormationNodes.ts

@@ -14,6 +14,7 @@ import { CloudFormationClient } from '../../shared/clients/cloudFormationClient'
 import { LambdaClient } from '../../shared/clients/lambdaClient'
 import { ext } from '../../shared/extensionGlobals'
 import { AWSTreeNodeBase } from '../../shared/treeview/awsTreeNodeBase'
+import { PlaceholderNode } from '../../shared/treeview/placeholderNode'
 import {
     intersection,
     toArrayAsync,
@@ -23,7 +24,6 @@ import {
 } from '../../shared/utilities/collectionUtils'
 import { listCloudFormationStacks, listLambdaFunctions } from '../utils'
 import { FunctionNodeBase } from './functionNode'
-import { PlaceholderNode } from './placeholderNode'
 import { RegionNode } from './regionNode'
 
 export interface CloudFormationNode extends AWSTreeNodeBase {

src/lambda/sampleEventsTreeDataProvider.ts

@@ -0,0 +1,46 @@
+/*!
+ * Copyright 2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+'use strict'
+
+import * as vscode from 'vscode'
+import { AwsContextTreeCollection } from '../shared/awsContextTreeCollection'
+import { AWSTreeNodeBase } from '../shared/treeview/awsTreeNodeBase'
+import { RefreshableAwsTreeProvider } from '../shared/treeview/awsTreeProvider'
+import { PlaceholderNode } from '../shared/treeview/placeholderNode'
+
+export class SampleEventsTreeDataProvider
+    implements vscode.TreeDataProvider<AWSTreeNodeBase>, RefreshableAwsTreeProvider {
+
+    public viewProviderId: string = 'sampleEvents'
+    public readonly onDidChangeTreeData: vscode.Event<AWSTreeNodeBase | undefined>
+    private readonly _onDidChangeTreeData: vscode.EventEmitter<AWSTreeNodeBase | undefined>
+
+    public constructor(
+        private readonly awsContextTrees: AwsContextTreeCollection) {
+        this._onDidChangeTreeData = new vscode.EventEmitter<AWSTreeNodeBase | undefined>()
+        this.onDidChangeTreeData = this._onDidChangeTreeData.event
+    }
+
+    public initialize(): void {
+
+        this.awsContextTrees.addTree(this)
+    }
+
+    public getTreeItem(element: AWSTreeNodeBase): vscode.TreeItem {
+        return element
+    }
+
+    public async getChildren(element?: AWSTreeNodeBase): Promise<AWSTreeNodeBase[]> {
+        return Promise.resolve([
+            new PlaceholderNode(this, 'Curated Events'),
+            new PlaceholderNode(this, 'Custom Events'),
+        ])
+    }
+
+    public refresh(node?: AWSTreeNodeBase) {
+        this._onDidChangeTreeData.fire(node)
+    }
+}

src/lambda/explorer/placeholderNode.ts → src/shared/treeview/placeholderNode.ts

@@ -5,7 +5,7 @@
 
 'use strict'
 
-import { AWSTreeNodeBase } from '../../shared/treeview/awsTreeNodeBase'
+import { AWSTreeNodeBase } from './awsTreeNodeBase'
 
 // Can be used to add a child node in an explorer when a region has no resources
 // relevant to the explorer type.

src/test/lambda/explorer/cloudFormationNodes.test.ts

@@ -15,11 +15,11 @@ import {
     DefaultCloudFormationStackNode
 } from '../../../lambda/explorer/cloudFormationNodes'
 import { DefaultRegionNode } from '../../../lambda/explorer/defaultRegionNode'
-import { PlaceholderNode } from '../../../lambda/explorer/placeholderNode'
 import { CloudFormationClient } from '../../../shared/clients/cloudFormationClient'
 import { LambdaClient } from '../../../shared/clients/lambdaClient'
 import { ext } from '../../../shared/extensionGlobals'
 import { RegionInfo } from '../../../shared/regions/regionInfo'
+import { PlaceholderNode } from '../../../shared/treeview/placeholderNode'
 import { FakeExtensionContext } from '../../fakeExtensionContext'
 
 describe('DefaultCloudFormationStackNode', () => {

src/test/lambda/explorer/mockCloudFormationNodes.ts

@@ -11,9 +11,9 @@ import {
     CloudFormationNode,
     CloudFormationStackNode
 } from '../../../lambda/explorer/cloudFormationNodes'
-import { PlaceholderNode } from '../../../lambda/explorer/placeholderNode'
 import { RegionNode } from '../../../lambda/explorer/regionNode'
 import { AWSTreeNodeBase } from '../../../shared/treeview/awsTreeNodeBase'
+import { PlaceholderNode } from '../../../shared/treeview/placeholderNode'
 
 export class MockCloudFormationNode implements CloudFormationNode {
     public constructor(