initial import for Open Source 🎉

static/js/directives/ui/dockerfile-path-select/dockerfile-path-select.component.ts

@@ -0,0 +1,60 @@
+import { Input, Output, EventEmitter, Component, OnChanges, SimpleChanges } from 'ng-metadata/core';
+
+
+/**
+ * A component that allows the user to select the location of the Dockerfile in their source code repository.
+ */
+@Component({
+  selector: 'dockerfile-path-select',
+  templateUrl: '/static/js/directives/ui/dockerfile-path-select/dockerfile-path-select.component.html'
+})
+export class DockerfilePathSelectComponent implements OnChanges {
+
+  @Input('<') public currentPath: string = '';
+  @Input('<') public paths: string[];
+  @Input('<') public supportsFullListing: boolean;
+  @Output() public pathChanged: EventEmitter<PathChangeEvent> = new EventEmitter();
+  public isValidPath: boolean;
+  private isUnknownPath: boolean = true;
+  private selectedPath: string | null = null;
+
+  public ngOnChanges(changes: SimpleChanges): void {
+    this.isValidPath = this.checkPath(this.currentPath, this.paths, this.supportsFullListing);
+  }
+
+  public setPath(path: string): void {
+    this.currentPath = path;
+    this.selectedPath = null;
+    this.isValidPath = this.checkPath(path, this.paths, this.supportsFullListing);
+
+    this.pathChanged.emit({path: this.currentPath, isValid: this.isValidPath});
+  }
+
+  public setSelectedPath(path: string): void {
+    this.currentPath = path;
+    this.selectedPath = path;
+    this.isValidPath = this.checkPath(path, this.paths, this.supportsFullListing);
+
+    this.pathChanged.emit({path: this.currentPath, isValid: this.isValidPath});
+  }
+
+  private checkPath(path: string = '', paths: string[] = [], supportsFullListing: boolean): boolean {
+    this.isUnknownPath = false;
+    var isValidPath: boolean = false;
+
+    if (path != null && path.length > 0 && path[0] === '/') {
+      isValidPath = true;
+      this.isUnknownPath = supportsFullListing && paths.indexOf(path) < 0;
+    }
+    return isValidPath;
+  }
+}
+
+
+/**
+ * Dockerfile path changed event.
+ */
+export type PathChangeEvent = {
+  path: string;
+  isValid: boolean;
+};