Adds an experimental custom view (wip)

src/views/gitExplorer.ts

@@ -0,0 +1,62 @@
+'use strict';
+import { Event, EventEmitter, ExtensionContext, TreeDataProvider, TreeItem, Uri, window } from 'vscode';
+import { UriComparer } from '../comparers';
+import { ExplorerNode, FileHistoryNode, RepositoryNode, ResourceType, StashNode } from './gitExplorerNodes';
+import { GitService, GitUri } from '../gitService';
+
+export * from './gitExplorerNodes';
+
+export class GitExplorer implements TreeDataProvider<ExplorerNode> {
+
+    private _onDidChangeTreeData = new EventEmitter<ExplorerNode>();
+    public get onDidChangeTreeData(): Event<ExplorerNode> {
+        return this._onDidChangeTreeData.event;
+    }
+
+    private _roots: ExplorerNode[] = [];
+
+    constructor(private context: ExtensionContext, private git: GitService) {
+        const editor = window.activeTextEditor;
+
+        const uri = (editor !== undefined && editor.document !== undefined)
+            ? new GitUri(editor.document.uri, { repoPath: git.repoPath, fileName: editor.document.uri.fsPath })
+            : new GitUri(Uri.file(git.repoPath), { repoPath: git.repoPath, fileName: git.repoPath });
+
+        this._roots.push(new RepositoryNode(uri, context, git));
+    }
+
+    async getTreeItem(node: ExplorerNode): Promise<TreeItem> {
+        return node.getTreeItem();
+    }
+
+    async getChildren(node?: ExplorerNode): Promise<ExplorerNode[]> {
+        if (this._roots.length === 0) return [];
+        if (node === undefined) return this._roots;
+
+        return node.getChildren();
+    }
+
+    addHistory(uri: GitUri) {
+        this._add(uri, FileHistoryNode);
+    }
+
+    addStash(uri: GitUri) {
+        this._add(uri, StashNode);
+    }
+
+    private _add<T extends ExplorerNode>(uri: GitUri, type: { new (uri: GitUri, context: ExtensionContext, git: GitService): T, rootType: ResourceType }) {
+        if (!this._roots.some(_ => _.resourceType === type.rootType && UriComparer.equals(uri, _.uri))) {
+            this._roots.push(new type(uri, this.context, this.git));
+        }
+        this._onDidChangeTreeData.fire();
+    }
+
+    clear() {
+        this._roots = [];
+        this._onDidChangeTreeData.fire();
+    }
+
+    refresh() {
+        this._onDidChangeTreeData.fire();
+    }
+}