added missing components for config error handling

src/app/components/group-warning/group-warning.component.html

+<div id="parser-issue-banner" *ngIf="!getClosedState()" class="center notification" style="background-color: rgba(255,41,41,0.6);">
+  <button class="delete" (click)="close()"></button>
+  <span class="px-6">Missing network groups: {{getGroupString()}}  .Please contact the page developer to get this issue resolved or check the browser console.</span>
+</div>

src/app/components/group-warning/group-warning.component.scss

+@import "src/stylesheets/variables";
+
+#parser-issue-banner{
+  position: absolute;
+  bottom: 0;
+  z-index: $parser-issue-banner-z;
+  width: 100%;
+  padding-left: 0;
+  padding-right: 0;
+  &.disabled {
+    display: none;
+  }
+}

src/app/components/group-warning/group-warning.component.spec.ts

+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { GroupWarningComponent } from './group-warning.component';
+
+describe('GroupWarningComponent', () => {
+  let component: GroupWarningComponent;
+  let fixture: ComponentFixture<GroupWarningComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [ GroupWarningComponent ]
+    })
+    .compileComponents();
+  });
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(GroupWarningComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

src/app/components/group-warning/group-warning.component.ts

+import {Component, OnInit} from '@angular/core';
+import {DrugstoneConfigService} from '../../services/drugstone-config/drugstone-config.service';
+
+@Component({
+  selector: 'app-group-warning',
+  templateUrl: './group-warning.component.html',
+  styleUrls: ['./group-warning.component.scss']
+})
+export class GroupWarningComponent implements OnInit {
+
+  constructor(public drugstoneConfig: DrugstoneConfigService) {
+  }
+
+  ngOnInit(): void {
+
+  }
+
+  getClosedState() {
+    return !this.drugstoneConfig.groupIssue;
+  }
+
+  getGroupString() {
+    let str = '';
+    this.drugstoneConfig.groupIssueList.forEach(g => str += (g + ', '));
+    return str.substring(0, str.length - 2);
+  }
+
+  close() {
+    this.drugstoneConfig.groupIssue = false;
+  }
+}

src/app/components/parser-warning/parser-warning.component.html

+<div id="parser-issue-banner" *ngIf="!getClosedState()" class="center notification" style="background-color: rgba(255,41,41,0.6);">
+  <button *ngIf="!drugstoneConfig.parsingIssueNetwork" class="delete" (click)="close()"></button>
+  <span class="px-6">Issue while parsing JSON: {{getConfigs()}}. Please contact the page developer to get this issue resolved or check the browser console.</span>
+</div>

src/app/components/parser-warning/parser-warning.component.scss

+@import "src/stylesheets/variables";
+
+#parser-issue-banner{
+  position: absolute;
+  bottom: 0;
+  z-index: $parser-issue-banner-z;
+  width: 100%;
+  padding-left: 0;
+  padding-right: 0;
+  &.disabled {
+    display: none;
+  }
+}

src/app/components/parser-warning/parser-warning.component.spec.ts

+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { ParserWarningComponent } from './parser-warning.component';
+
+describe('ParserWarningComponent', () => {
+  let component: ParserWarningComponent;
+  let fixture: ComponentFixture<ParserWarningComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [ ParserWarningComponent ]
+    })
+    .compileComponents();
+  });
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(ParserWarningComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

src/app/components/parser-warning/parser-warning.component.ts

+import {Component, OnInit} from '@angular/core';
+import {DrugstoneConfigService} from '../../services/drugstone-config/drugstone-config.service';
+
+@Component({
+  selector: 'app-parser-warning',
+  templateUrl: './parser-warning.component.html',
+  styleUrls: ['./parser-warning.component.scss']
+})
+export class ParserWarningComponent implements OnInit {
+  constructor(public drugstoneConfig: DrugstoneConfigService) {
+  }
+
+  ngOnInit(): void {
+
+  }
+
+  getClosedState() {
+    return this.drugstoneConfig.groupIssue || !(this.drugstoneConfig.parsingIssueGroups || this.drugstoneConfig.parsingIssueConfig || this.drugstoneConfig.parsingIssueNetwork);
+  }
+
+  getConfigs() {
+    let out = '';
+    if (this.drugstoneConfig.parsingIssueNetwork) {
+      out += 'network, ';
+    }
+    if (this.drugstoneConfig.parsingIssueConfig) {
+      out += 'config, ';
+    }
+    if (this.drugstoneConfig.parsingIssueGroups) {
+      out += 'groups, ';
+    }
+    return out.substring(0, out.length - 2);
+  }
+
+  close() {
+    this.drugstoneConfig.parsingIssueConfig = false;
+    this.drugstoneConfig.parsingIssueGroups = false;
+  }
+
+}