258 lines
7.1 KiB
TypeScript
258 lines
7.1 KiB
TypeScript
import {
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DeesElement,
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customElement,
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html,
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css,
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unsafeCSS,
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cssManager,
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property,
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TemplateResult,
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} from '@designestate/dees-element';
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import * as domtools from '@designestate/dees-domtools';
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export interface IStep {
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title: string;
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content: TemplateResult;
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validationFunc?: (stepper: DeesStepper, htmlElement: HTMLElement) => Promise<any>;
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onReturnToStepFunc?: (stepper: DeesStepper, htmlElement: HTMLElement) => Promise<any>;
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validationFuncCalled?: boolean;
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}
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declare global {
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interface HTMLElementTagNameMap {
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'dees-stepper': DeesStepper;
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}
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}
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@customElement('dees-stepper')
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export class DeesStepper extends DeesElement {
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public static demo = () =>
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html`
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<dees-stepper
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.steps=${[
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{
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title: 'Whats your name?',
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content: html`
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<dees-form>
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<dees-input-text
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key="email"
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label="Your Email"
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value="hello@something.com"
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disabled
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></dees-input-text>
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<dees-input-text key="firstName" required label="Vorname"></dees-input-text>
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<dees-input-text key="lastName" required label="Nachname"></dees-input-text>
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<dees-form-submit>Next</dees-form-submit>
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</dees-form>
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`,
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validationFunc: async (stepperArg, elementArg) => {
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const deesForm = elementArg.querySelector('dees-form');
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deesForm.addEventListener('formData', eventArg => {
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stepperArg.goNext();
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})
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}
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},
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{
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title: 'Whats your mobile number?',
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content: html``,
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}
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] as IStep[]}
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></dees-stepper>
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`;
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@property({
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type: Array,
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})
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public steps: IStep[] = [];
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@property({
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type: Object,
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})
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public selectedStep: IStep;
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constructor() {
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super();
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}
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public static styles = [
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cssManager.defaultStyles,
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css`
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:host {
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position: absolute;
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width: 100%;
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height: 100%;
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}
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.stepperContainer {
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position: absolute;
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width: 100%;
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height: 100%;
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background: ${cssManager.bdTheme('#eeeeeb', '#000')};
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overflow: hidden;
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}
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.step {
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position: relative;
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pointer-events: none;
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overflow: hidden;
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transition: all 0.7s ease-in-out;
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max-width: 500px;
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min-height: 300px;
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border-radius: 3px;
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background: ${cssManager.bdTheme('#ffffff', '#181818')};
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border-top: 1px solid ${cssManager.bdTheme('#ffffff', '#181818')};
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color: ${cssManager.bdTheme('#333', '#fff')};
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margin: auto;
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margin-bottom: 20px;
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filter: opacity(0.5) grayscale(1);
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box-shadow: 0px 0px 3px #00000010;
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user-select: none;
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}
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.step.selected {
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border-top: 1px solid #e4002b;
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pointer-events: all;
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filter: opacity(1) grayscale(0);
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box-shadow: 0px 0px 5px #00000010;
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user-select: auto;
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}
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.step.hiddenStep {
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filter: opacity(0);
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}
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.step:last-child {
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margin-bottom: 100vh;
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}
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.step .stepCounter {
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position: absolute;
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top: 0px;
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right: 0px;
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padding: 10px 15px;
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font-size: 12px;
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border-bottom-left-radius: 3px;
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background: ${cssManager.bdTheme('#00000008', '#ffffff08')};
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}
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.step .goBack {
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position: absolute;
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top: 0px;
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left: 0px;
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padding: 10px 15px;
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font-size: 12px;
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border-bottom-right-radius: 3px;
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background: ${cssManager.bdTheme('#00000008', '#ffffff08')};
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cursor: pointer;
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}
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.step .goBack:hover {
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background: ${cssManager.bdTheme('#00000012', '#ffffff12')};
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}
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.step .title {
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text-align: center;
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padding-top: 50px;
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font-family: Roboto;
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font-size: 25px;
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font-weight: 300;
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}
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.step .content {
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padding: 20px;
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}
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`,
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];
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public render() {
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return html`
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<div class="stepperContainer">
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${this.steps.map(
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(stepArg) =>
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html`<div
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class="step ${stepArg === this.selectedStep
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? 'selected'
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: null} ${this.getIndexOfStep(stepArg) > this.getIndexOfStep(this.selectedStep)
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? 'hiddenStep'
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: ''}"
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>
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${this.getIndexOfStep(stepArg) > 0
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? html`<div class="goBack" @click=${this.goBack}><- go to previous step</div>`
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: ``}
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<div class="stepCounter">
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Step ${this.steps.findIndex((elementArg) => elementArg === stepArg) + 1} of
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${this.steps.length}
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</div>
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<div class="title">${stepArg.title}</div>
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<div class="content">${stepArg.content}</div>
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</div> `
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)}
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</div>
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`;
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}
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public getIndexOfStep = (stepArg: IStep): number => {
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return this.steps.findIndex((stepArg2) => stepArg === stepArg2);
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};
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public firstUpdated() {
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this.selectedStep = this.steps[0];
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this.setScrollStatus();
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}
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public updated() {
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this.setScrollStatus();
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}
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public scroller: typeof domtools.plugins.SweetScroll.prototype;
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public async setScrollStatus() {
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await domtools.plugins.smartdelay.delayFor(50);
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const stepperContainer: HTMLElement = this.shadowRoot.querySelector('.stepperContainer');
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const firstStepElement: HTMLElement = this.shadowRoot.querySelector('.step');
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const selectedStepElement: HTMLElement = this.shadowRoot.querySelector('.selected');
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if (!stepperContainer.style.paddingTop) {
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stepperContainer.style.paddingTop = `${
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stepperContainer.offsetHeight / 2 - selectedStepElement.offsetHeight / 2
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}px`;
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}
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console.log('Setting scroll status');
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console.log(selectedStepElement);
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const scrollPosition =
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selectedStepElement.offsetTop -
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stepperContainer.offsetHeight / 2 +
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selectedStepElement.offsetHeight / 2;
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console.log(scrollPosition);
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const domtoolsInstance = await domtools.DomTools.setupDomTools();
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if (!this.scroller) {
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this.scroller = new domtools.plugins.SweetScroll(
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{
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vertical: true,
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horizontal: false,
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easing: 'easeInOutExpo',
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duration: 700,
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},
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stepperContainer
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);
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}
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if (!this.selectedStep.validationFuncCalled && this.selectedStep.validationFunc) {
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this.selectedStep.validationFuncCalled = true;
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await this.selectedStep.validationFunc(this, selectedStepElement);
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}
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this.scroller.to(scrollPosition);
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}
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public async goBack() {
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const currentIndex = this.steps.findIndex((stepArg) => stepArg === this.selectedStep);
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this.selectedStep = this.steps[currentIndex - 1];
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await this.domtoolsPromise;
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await this.domtools.convenience.smartdelay.delayFor(100);
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this.selectedStep.onReturnToStepFunc?.(this, this.shadowRoot.querySelector('.selected'));
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}
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public goNext() {
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const currentIndex = this.steps.findIndex((stepArg) => stepArg === this.selectedStep);
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this.selectedStep = this.steps[currentIndex + 1];
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}
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}
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