Closes #139 - adds changed files node to repository status

Reworks commit-file nodes

src/views/statusFilesNode.ts

@@ -0,0 +1,70 @@
+'use strict';
+import { Arrays, Iterables, Objects } from '../system';
+import { ExtensionContext, TreeItem, TreeItemCollapsibleState, Uri } from 'vscode';
+import { ExplorerNode, ResourceType, ShowAllNode } from './explorerNode';
+import { GitBranch, GitLog, GitLogCommit, GitService, GitStatus, GitUri, IGitStatusFile } from '../gitService';
+import { StatusFileCommitsNode } from './statusFileCommitsNode';
+
+interface IGitStatusFileWithCommit extends IGitStatusFile {
+    commit: GitLogCommit;
+}
+
+export class StatusFilesNode extends ExplorerNode {
+
+    readonly resourceType: ResourceType = 'gitlens:status-files';
+
+    maxCount: number | undefined = undefined;
+
+    constructor(
+        public readonly status: GitStatus,
+        public readonly range: string | undefined,
+        protected readonly context: ExtensionContext,
+        protected readonly git: GitService,
+        public readonly branch?: GitBranch
+    ) {
+        super(new GitUri(Uri.file(status.repoPath), { repoPath: status.repoPath, fileName: status.repoPath }));
+    }
+
+    async getChildren(): Promise<ExplorerNode[]> {
+        let statuses: IGitStatusFileWithCommit[];
+        let log: GitLog | undefined;
+        if (this.range !== undefined) {
+            log = await this.git.getLogForRepo(this.status.repoPath, this.range, this.maxCount);
+            if (log === undefined) return [];
+
+            statuses = Array.from(Iterables.flatMap(log.commits.values(), c => {
+                return c.fileStatuses.map(s => {
+                    return { ...s, commit: c } as IGitStatusFileWithCommit;
+                });
+            }));
+        }
+        else {
+            statuses = [];
+        }
+
+        if (this.status.files.length !== 0) {
+            statuses.splice(0, 0, ...this.status.files.map(s => {
+                return { ...s, commit: new GitLogCommit('file', this.status.repoPath, GitService.uncommittedSha, s.fileName, 'You', new Date(), '', s.status, [s], s.originalFileName, 'HEAD', s.fileName) } as IGitStatusFileWithCommit;
+            }));
+        }
+        statuses.sort((a, b) => b.commit.date.getTime() - a.commit.date.getTime());
+
+        const groups = Arrays.groupBy(statuses, s => s.fileName);
+
+        const children: (StatusFileCommitsNode | ShowAllNode)[] = [
+            ...Iterables.map(Objects.values<IGitStatusFileWithCommit[]>(groups),
+                statuses => new StatusFileCommitsNode(this.uri.repoPath!, statuses[statuses.length - 1], statuses.map(s => s.commit), this.context, this.git, this.branch))
+        ];
+
+        if (log !== undefined && log.truncated) {
+            children.push(new ShowAllNode('Show All Changes', this, this.context));
+        }
+        return children;
+    }
+
+    async getTreeItem(): Promise<TreeItem> {
+        const item = new TreeItem(`Changed Files`, TreeItemCollapsibleState.Collapsed);
+        item.contextValue = this.resourceType;
+        return item;
+    }
+}