feature(ui-library): Added own library of UI components to replace digi-ng. Skeleton is first component moved (TV-850)

Squashed commit of the following:

commit d76e32cd99e2e823142f4410e66c66df5e096041
Author: Daniel Appelgren <daniel.appelgren@arbetsformedlingen.se>
Date:   Thu Oct 28 10:28:02 2021 +0200

    Move styles to own library

commit 85f0a5788ebdd7309499b1b623f4ac1046f45811
Author: Daniel Appelgren <daniel.appelgren@arbetsformedlingen.se>
Date:   Thu Oct 28 10:09:23 2021 +0200

    double quotes in html

commit eeb600cd631e3478c136795a8109e8927546b14b
Author: Daniel Appelgren <daniel.appelgren@arbetsformedlingen.se>
Date:   Wed Oct 27 16:42:48 2021 +0200

    UI library with copy of digi-ng's skeleton

commit 11a24c0eef173e6b2f087eca5e96063036e6394b
Author: Daniel Appelgren <daniel.appelgren@arbetsformedlingen.se>
Date:   Wed Oct 27 16:06:43 2021 +0200

    Update .eslintrc.json

commit 3c4b2e4823dbd8e9ca8dd332966bd10ac0fc098f
Author: Daniel Appelgren <daniel.appelgren@arbetsformedlingen.se>
Date:   Wed Oct 27 15:08:32 2021 +0200

    add nx library

libs/ui/.eslintrc.json

@@ -0,0 +1,21 @@
+{
+  "extends": ["../../.eslintrc.json"],
+  "ignorePatterns": ["!**/*"],
+  "overrides": [
+    {
+      "files": ["*.ts"],
+      "extends": ["plugin:@nrwl/nx/angular", "plugin:@angular-eslint/template/process-inline-templates"],
+      "rules": {
+        "@angular-eslint/directive-selector": [
+          "error",
+          { "type": "attribute", "prefix": "mina-sidor-fa-web", "style": "camelCase" }
+        ],
+        "@angular-eslint/component-selector": [
+          "error",
+          { "type": "element", "prefix": "mina-sidor-fa-web", "style": "kebab-case" }
+        ]
+      }
+    },
+    { "files": ["*.html"], "extends": ["plugin:@nrwl/nx/angular-template"], "rules": {} }
+  ]
+}

libs/ui/README.md

@@ -0,0 +1,7 @@
+# ui
+
+This library was generated with [Nx](https://nx.dev).
+
+## Running unit tests
+
+Run `nx test ui` to execute the unit tests.

libs/ui/jest.config.js

@@ -0,0 +1,23 @@
+module.exports = {
+  displayName: 'ui',
+  preset: '../../jest.preset.js',
+  setupFilesAfterEnv: ['<rootDir>/src/test-setup.ts'],
+  globals: {
+    'ts-jest': {
+      tsConfig: '<rootDir>/tsconfig.spec.json',
+      stringifyContentPathRegex: '\\.(html|svg)$',
+      astTransformers: {
+        before: [
+          'jest-preset-angular/build/InlineFilesTransformer',
+          'jest-preset-angular/build/StripStylesTransformer',
+        ],
+      },
+    },
+  },
+  coverageDirectory: '../../coverage/libs/ui',
+  snapshotSerializers: [
+    'jest-preset-angular/build/AngularNoNgAttributesSnapshotSerializer.js',
+    'jest-preset-angular/build/AngularSnapshotSerializer.js',
+    'jest-preset-angular/build/HTMLCommentSerializer.js',
+  ],
+};

libs/ui/loader/loader-type.enum.ts

@@ -0,0 +1,6 @@
+export enum UiLoaderType {
+  FULL_SCREEN = 'fullscreen',
+  FULL_BLANK_SCREEN = 'full-blank-screen',
+  ABSOLUTE = 'absolute',
+  PADDED = 'padded',
+}

libs/ui/loader/loader.component.html

@@ -0,0 +1,4 @@
+<div [ngClass]="loaderClass">
+  asdf
+  <digi-icon-spinner [ngClass]="spinnerClass"></digi-icon-spinner>
+</div>

libs/ui/loader/loader.component.scss

@@ -0,0 +1,40 @@
+@import 'mixins/backdrop';
+@import 'variables/gutters';
+@import 'variables/z-index';
+
+@keyframes spinning {
+  to {
+    transform: rotate(360deg);
+  }
+}
+
+.ui-loader {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+
+  &--padded {
+    padding: $digi--layout--gutter--l;
+  }
+
+  &--absolute {
+    @include msfa__backdrop($msfa__z-index-backdrop, false);
+  }
+
+  &--full-screen {
+    @include msfa__backdrop($msfa__z-index-backdrop);
+  }
+
+  &--full-blank-screen {
+    @include msfa__backdrop($msfa__z-index-backdrop, true, true);
+  }
+
+  &__spinner {
+    display: inline-flex;
+    animation: spinning 1s linear infinite;
+
+    &--s {
+      width: 2.5rem;
+    }
+  }
+}

libs/ui/loader/loader.component.spec.ts

@@ -0,0 +1,26 @@
+/* tslint:disable:no-unused-variable */
+import { CUSTOM_ELEMENTS_SCHEMA } from '@angular/core';
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+import { LoaderComponent } from './loader.component';
+
+describe('LoaderComponent', () => {
+  let component: LoaderComponent;
+  let fixture: ComponentFixture<LoaderComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [LoaderComponent],
+      schemas: [CUSTOM_ELEMENTS_SCHEMA],
+    }).compileComponents();
+  });
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(LoaderComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

libs/ui/loader/loader.component.stories.ts

@@ -0,0 +1,15 @@
+import { LoaderComponent } from './loader.component';
+import { UiLoaderModule } from './loader.module';
+
+export default { title: 'Loader', component: LoaderComponent };
+
+const componentModule = {
+  moduleMetadata: {
+    imports: [UiLoaderModule],
+  },
+};
+
+export const standard = () => ({
+  ...componentModule,
+  template: '<ui-loader></ui-loader>',
+});

libs/ui/loader/loader.component.ts

@@ -0,0 +1,25 @@
+import { ChangeDetectionStrategy, Component, Input } from '@angular/core';
+import { UiLoaderType } from './loader-type.enum';
+
+@Component({
+  selector: 'ui-loader',
+  templateUrl: './loader.component.html',
+  styleUrls: ['./loader.component.scss'],
+  changeDetection: ChangeDetectionStrategy.OnPush,
+})
+export class LoaderComponent {
+  private readonly _defaultClass = 'ui-loader';
+  @Input() uiType: UiLoaderType = UiLoaderType.PADDED;
+  @Input() uiSize: 's' | 'm' = 'm';
+
+  get loaderClass(): string {
+    if (this.uiType) {
+      return `${this._defaultClass} ${this._defaultClass}--${this.uiType as string}`;
+    }
+    return this._defaultClass;
+  }
+
+  get spinnerClass(): string {
+    return `${this._defaultClass}__spinner ${this._defaultClass}__spinner--${this.uiSize}`;
+  }
+}

libs/ui/loader/loader.module.ts

@@ -0,0 +1,11 @@
+import { CommonModule } from '@angular/common';
+import { CUSTOM_ELEMENTS_SCHEMA, NgModule } from '@angular/core';
+import { LoaderComponent } from './loader.component';
+
+@NgModule({
+  schemas: [CUSTOM_ELEMENTS_SCHEMA],
+  declarations: [LoaderComponent],
+  imports: [CommonModule],
+  exports: [LoaderComponent],
+})
+export class UiLoaderModule {}

libs/ui/skeleton/skeleton.component.html

@@ -0,0 +1,11 @@
+<div class="ui-skeleton" data-digi-ng-component>
+  <div *ngIf="uiText" class="ui-skeleton__top"></div>
+  <p *ngIf="uiText" class="ui-skeleton__text">{{ uiText }}</p>
+  <div class="ui-skeleton__header"></div>
+  <div *ngFor="let stub of stubs" class="ui-skeleton__lines">
+    <div class="ui-skeleton__line"></div>
+    <div class="ui-skeleton__line"></div>
+    <div class="ui-skeleton__line"></div>
+    <div class="ui-skeleton__line ui-skeleton__line--last"></div>
+  </div>
+</div>

libs/ui/skeleton/skeleton.component.scss

@@ -0,0 +1,91 @@
+@import 'variables/gutters';
+@import 'variables/breakpoints';
+
+$typography__margin--text: u(6);
+$animation__duration--sweep: 4s;
+$ui__color--gray-10: #f5f5f5;
+$ui__color--gray-20: #efefef;
+$ui__color--gray-30: #d1d1d1;
+$ui__color--skeleton-text: linear-gradient(
+    to left,
+    $ui__color--gray-20,
+    $ui__color--gray-20 40%,
+    $ui__color--gray-10 50%,
+    $ui__color--gray-20 60%,
+    $ui__color--gray-20
+);
+$ui__color--skeleton-head: linear-gradient(
+    to left,
+    $ui__color--gray-30,
+    $ui__color--gray-30 40%,
+    $ui__color--gray-20 50%,
+    $ui__color--gray-30 60%,
+    $ui__color--gray-30
+);
+$skeleton__top--height: 2.5rem;
+$skeleton__top--height-desktop: 4.5rem;
+$skeleton__header--height: 1rem + 0.46875rem;
+$skeleton__header--height-desktop: 2rem + 0.3125rem;
+
+:host {
+
+  .ui-skeleton__top {
+    animation: ui-skeleton__animation $animation__duration--sweep infinite;
+    height: $skeleton__top--height;
+    background: $ui__color--skeleton-text;
+    background-size: 400%;
+    width: 25%;
+    margin-bottom: var(--digi--layout--gutter--m);
+
+    @media (min-width: $digi--layout--breakpoint--l) {
+      height: $skeleton__top--height-desktop;
+      width: 20%;
+      margin-bottom: $digi--layout--gutter--l;
+    }
+  }
+
+  .ui-skeleton__header {
+    animation: ui-skeleton__animation $animation__duration--sweep infinite;
+    background: $ui__color--skeleton-head;
+    background-size: 400%;
+    width: 33%;
+    height: $skeleton__header--height;
+    margin-bottom: var(----digi--layout--gutter--s);
+
+    @media (min-width: $digi--layout--breakpoint--l) {
+      height: $skeleton__header--height-desktop;
+      margin-bottom: $digi--layout--gutter--l;
+      width: 90%;
+    }
+  }
+
+  .ui-skeleton__line {
+    animation: ui-skeleton__animation $animation__duration--sweep 0.5s infinite;
+    background: $ui__color--skeleton-text;
+    background-size: 400%;
+    margin-bottom: var(--digi--layout--gutter--xs);
+    height: var(--digi--typography--font-size);
+  }
+
+
+  .ui-skeleton__line--last {
+    width: 75%;
+    margin-bottom: var(--digi--layout--gutter);
+  }
+
+  .ui-skeleton__text {
+
+    font-weight: var(--digi--typography--font-weight--semibold);
+    margin-bottom: $typography__margin--text / 2;
+  }
+}
+
+@keyframes ui-skeleton__animation {
+  0% {
+    background-position-x: 100%;
+  }
+
+  100% {
+    background-position-x: 0%;
+  }
+}

libs/ui/skeleton/skeleton.component.stories.ts

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+import { SkeletonComponent } from './skeleton.component';
+import { UiSkeletonModule } from './skeleton.module';
+
+export default { title: 'Skeleton', component: SkeletonComponent };
+
+const componentModule = {
+  moduleMetadata: {
+    imports: [UiSkeletonModule],
+  },
+};
+
+export const standard = () => ({
+  ...componentModule,
+  template: '<ui-skeleton></ui-skeleton>',
+});
+
+export const limitedMultiLine = () => ({
+  ...componentModule,
+  template: '<ui-skeleton [uiCount]="2"></ui-skeleton>',
+});
+
+export const extensiveMultiLine = () => ({
+  ...componentModule,
+  template: '<ui-skeleton [uiCount]="5"></ui-skeleton>',
+});
+
+export const paragraphless = () => ({
+  ...componentModule,
+  template: '<ui-skeleton [uiCount]="0"></ui-skeleton>',
+});
+
+export const customText = () => ({
+  ...componentModule,
+  template: '<ui-skeleton uiText="I am a custom text..."></ui-skeleton>',
+});
+
+export const noText = () => ({
+  ...componentModule,
+  template: '<ui-skeleton uiText=""></ui-skeleton>',
+});

libs/ui/skeleton/skeleton.component.ts

@@ -0,0 +1,25 @@
+import { Component, Input } from '@angular/core';
+
+/**
+ * Placeholder for content being loaded
+ *
+ * ##Usage
+ * ``import {SkeletonModule} from '@ui/skeleton';``
+ */
+@Component({
+  selector: 'ui-skeleton',
+  templateUrl: './skeleton.component.html',
+  styleUrls: ['./skeleton.component.scss'],
+})
+export class SkeletonComponent {
+  /**
+   * The amount of skeleton sections
+   */
+  @Input() uiCount: number | undefined;
+
+  @Input() uiText = 'Laddar sidan';
+
+  get stubs(): string[] {
+    return Array(this.uiCount);
+  }
+}

libs/ui/skeleton/skeleton.module.ts

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+import { CommonModule } from '@angular/common';
+import { NgModule } from '@angular/core';
+import { SkeletonComponent } from './skeleton.component';
+
+@NgModule({
+  imports: [CommonModule],
+  declarations: [SkeletonComponent],
+  exports: [SkeletonComponent],
+})
+export class UiSkeletonModule {}

libs/ui/tsconfig.json

@@ -0,0 +1,13 @@
+{
+  "extends": "../../tsconfig.base.json",
+  "files": [],
+  "include": [],
+  "references": [
+    {
+      "path": "./tsconfig.lib.json"
+    },
+    {
+      "path": "./tsconfig.spec.json"
+    }
+  ]
+}

libs/ui/tsconfig.lib.json

@@ -0,0 +1,19 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "outDir": "../../dist/out-tsc",
+    "target": "es2015",
+    "declaration": true,
+    "declarationMap": true,
+    "inlineSources": true,
+    "types": [],
+    "lib": ["dom", "es2018"]
+  },
+  "angularCompilerOptions": {
+    "skipTemplateCodegen": true,
+    "strictMetadataEmit": true,
+    "enableResourceInlining": true
+  },
+  "exclude": ["src/test-setup.ts", "**/*.spec.ts"],
+  "include": ["**/*.ts"]
+}

libs/ui/tsconfig.spec.json

@@ -0,0 +1,10 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "outDir": "../../dist/out-tsc",
+    "module": "commonjs",
+    "types": ["jest", "node"]
+  },
+  "files": ["src/test-setup.ts"],
+  "include": ["**/*.spec.ts", "**/*.d.ts"]
+}