Adds dialog to capture workflow spec metadata and filename

src/app/_interfaces/new-file-dialog-data.ts

@@ -0,0 +1,6 @@
+export interface NewFileDialogData {
+  fileName: string;
+  workflowSpecId: string;
+  displayName: string;
+  description: string;
+}

src/app/new-file-dialog/new-file-dialog.component.html

@@ -0,0 +1,14 @@
+<mat-form-field>
+  <input matInput [(ngModel)]="data.workflowSpecId" placeholder="Workflow specification id">
+</mat-form-field>
+<mat-form-field>
+  <input matInput [(ngModel)]="data.fileName" placeholder="File name">
+</mat-form-field>
+<mat-form-field>
+  <input matInput [(ngModel)]="data.displayName" placeholder="Display name">
+</mat-form-field>
+<mat-form-field>
+  <input matInput [(ngModel)]="data.description" placeholder="Description">
+</mat-form-field>
+<button mat-flat-button color="primary" (click)="onSubmit()">Save</button>
+<button mat-flat-button (click)="onNoClick()">Cancel</button>

src/app/new-file-dialog/new-file-dialog.component.spec.ts

@@ -0,0 +1,25 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { NewFileDialogComponent } from './new-file-dialog.component';
+
+describe('NewFileDialogComponent', () => {
+  let component: NewFileDialogComponent;
+  let fixture: ComponentFixture<NewFileDialogComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      declarations: [ NewFileDialogComponent ]
+    })
+    .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(NewFileDialogComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

src/app/new-file-dialog/new-file-dialog.component.ts

@@ -0,0 +1,41 @@
+import {Component, Inject} from '@angular/core';
+import {MAT_DIALOG_DATA, MatDialogRef} from '@angular/material/dialog';
+import {NewFileDialogData} from '../_interfaces/new-file-dialog-data';
+import {toSnakeCase} from '../_util/snake-case';
+
+@Component({
+  selector: 'app-new-file-dialog',
+  templateUrl: './new-file-dialog.component.html',
+  styleUrls: ['./new-file-dialog.component.scss']
+})
+export class NewFileDialogComponent {
+
+  constructor(
+    public dialogRef: MatDialogRef<NewFileDialogComponent>,
+    @Inject(MAT_DIALOG_DATA) public data: NewFileDialogData
+  ) {
+  }
+
+  onNoClick() {
+    this.dialogRef.close(this.data);
+  }
+
+  onSubmit() {
+    this.data.workflowSpecId = toSnakeCase(this.data.workflowSpecId);
+    this.data.fileName = this._cleanUpFilename(this.data.fileName);
+    this.dialogRef.close(this.data);
+  }
+
+  private _cleanUpFilename(old: string): string {
+    const arr = old.trim().split('.');
+
+    // Add file extension, if necessary
+    if (arr.length < 2) {
+      arr.push('bpmn');
+    } else {
+      (arr[arr.length - 1]) = 'bpmn';
+    }
+
+    return arr.join('.');
+  }
+}