dashboard/shell/components/Wizard.vue

681 lines
16 KiB
Vue

<script>
import AsyncButton from '@shell/components/AsyncButton';
import { Banner } from '@components/Banner';
import Loading from '@shell/components/Loading';
import { stringify } from '@shell/utils/error';
/*
Wizard accepts an array of steps (see props), and creates named slots for each step.
It also contains slots for buttons:
next
cancel
finish
Wizard will emit these events:
next({step})
cancel
finish
*/
export default {
name: 'Wizard',
components: {
AsyncButton,
Banner,
Loading,
},
props: {
/*
steps need: {
name: String - this will be the slot name
label: String - this will appear in the top nav bar below circles
subtext: String (optional) - If defined, appears below the step number in the banner. If blank, label is used
ready: Boolean - whether or not the step is completed/wizard is able to go to next step
if a step has ready=true, the wizard also allows navigation *back* to it
hidden: Don't show step, though include in DOM (dynamic steps must be in DOM to determine if they will include themselves in wizard)
loading: Wizard will block until all steps are not loading
nextButton?: {
labelKey?: default to `wizard.next`
style?: defaults to `btn role-primary`
},
previousButton: {
disable: defaults to false
}
}
*/
steps: {
type: Array,
required: true
},
// Initial step to show when Wizard loads.
initStepIndex: {
type: Number,
default: 0
},
// if true, allow users to navigate back to the first step of the Wizard
// if false, only way back to step 1 is to cancel and undo all configuration
editFirstStep: {
type: Boolean,
default: false
},
showBanner: {
type: Boolean,
default: true,
},
// whether or not to show the overall title/image on left of banner header in first step
initialTitle: {
type: Boolean,
default: true
},
// place the same title (e.g. the type of thing being created by wizard) on every page
bannerTitle: {
type: String,
default: null
},
// circular image left of banner title
bannerImage: {
type: String,
default: null
},
bannerTitleSubtext: {
type: String,
default: null
},
// Verb shown in the header, defaults to finishMode
headerMode: {
type: String,
default: null
},
// The set of labels to display for the finish AsyncButton
finishMode: {
type: String,
default: 'finish'
},
// Errors to display above the buttons
errors: {
type: Array,
default: null,
}
},
data() {
return { activeStep: null };
},
computed: {
errorStrings() {
return ( this.errors || [] ).map(x => stringify(x));
},
activeStepIndex() {
return this.visibleSteps.findIndex(s => s.name === this.activeStep.name);
},
showPrevious() {
// If on first step...
if (this.activeStepIndex === 0) {
return false;
}
// .. or any previous step isn't hidden
for (let stepIndex = 0; stepIndex < this.activeStepIndex; stepIndex++) {
const step = this.visibleSteps[stepIndex];
if (!step) {
break;
}
if (!step.hidden) {
return true;
}
}
return false;
},
canPrevious() {
return !this.activeStep?.previousButton?.disable && (this.activeStepIndex > 1 || this.editFirstStep);
},
canNext() {
return (this.activeStepIndex < this.visibleSteps.length - 1) && this.activeStep.ready;
},
readySteps() {
return this.visibleSteps.filter(step => step.ready);
},
showSteps() {
return this.activeStep.showSteps !== false && this.visibleSteps.length > 1;
},
stepsLoaded() {
return !this.steps.some(step => step.loading === true);
},
visibleSteps() {
return this.steps.filter(step => !step.hidden);
},
nextButtonStyle() {
return this.activeStep.nextButton?.style || `btn role-primary`;
},
nextButtonLabel() {
return this.activeStep.nextButton?.labelKey || `wizard.next`;
}
},
watch: {
stepsLoaded(neu, old) {
if (!old && neu) {
this.activeStep = this.visibleSteps[this.initStepIndex];
this.goToStep(this.activeStepIndex + 1);
}
}
},
created() {
this.activeStep = this.visibleSteps[this.initStepIndex];
this.goToStep(this.activeStepIndex + 1);
},
methods: {
goToStep(number, fromNav) {
if (number < 1) {
return;
}
// if editFirstStep is false, do not allow returning to step 1 (restarting wizard) from top nav
if (!this.editFirstStep && (number === 1 && fromNav)) {
return;
}
const selected = this.visibleSteps[number - 1];
if ( !selected || (!this.isAvailable(selected) && number !== 1)) {
return;
}
this.activeStep = selected;
this.$emit('next', { step: selected });
},
cancel() {
this.$emit('cancel');
},
finish(cb) {
this.$emit('finish', cb);
},
next() {
this.goToStep(this.activeStepIndex + 2);
},
back() {
this.goToStep(this.activeStepIndex);
},
// a step is not available if ready=false for any previous steps OR if the editFirstStep=false and it is the first step
isAvailable(step) {
if (!step) {
return false;
}
const idx = this.visibleSteps.findIndex(s => s.name === step.name);
if (idx === 0 && !this.editFirstStep) {
return false;
}
for (let i = 0; i < idx; i++) {
if ( this.visibleSteps[i].ready === false ) {
return false;
}
}
return true;
},
}
};
</script>
<template>
<div class="outer-container">
<Loading
v-if="!stepsLoaded"
mode="relative"
/>
<!-- Note - Don't v-else this.... the steps need to be included in order to update 'stepsLoaded' -->
<div
class="outer-container"
:class="{'hide': !stepsLoaded}"
>
<div class="header">
<div class="title">
<div
v-if="showBanner"
class="top choice-banner"
>
<slot
v-if="!!bannerImage || !!bannerTitle"
name="bannerTitle"
>
<div
v-show="initialTitle || activeStepIndex > 0"
class="title"
>
<!-- Logo -->
<slot name="bannerTitleImage">
<div
v-if="bannerImage"
class="round-image"
>
<LazyImage
:src="bannerImage"
class="logo"
/>
</div>
</slot>
<!-- Title with subtext -->
<div class="subtitle">
<h2 v-if="bannerTitle">
{{ bannerTitle }}
</h2>
<span
v-if="bannerTitleSubtext"
class="subtext"
>{{ bannerTitleSubtext }}</span>
</div>
</div>
</slot>
<!-- Step number with subtext -->
<div
v-if="activeStep && showSteps"
class="subtitle"
>
<h2>{{ !!headerMode ? t(`wizard.${headerMode}`) : t(`asyncButton.${finishMode}.action`) }}: {{ t('wizard.step', {number:activeStepIndex+1}) }}</h2>
<slot name="bannerSubtext">
<span
v-if="activeStep.subtext !== null"
class="subtext"
>{{ activeStep.subtext || activeStep.label }}</span>
</slot>
</div>
</div>
<div class="step-sequence">
<ul
v-if="showSteps"
class="steps"
tabindex="0"
@keyup.right.stop="selectNext(1)"
@keyup.left.stop="selectNext(-1)"
>
<template v-for="(step, idx ) in visibleSteps">
<li
:id="step.name"
:key="step.name+'li'"
:class="{step: true, active: step.name === activeStep.name, disabled: !isAvailable(step)}"
role="presentation"
>
<span
:aria-controls="'step' + idx+1"
:aria-selected="step.name === activeStep.name"
role="tab"
class="controls"
@click.prevent="goToStep(idx+1, true)"
>
<span
class="icon icon-lg"
:class="{'icon-dot': step.name === activeStep.name, 'icon-dot-open':step.name !== activeStep.name}"
/>
<span>
{{ step.label }}
</span>
</span>
</li>
<div
v-if="idx!==visibleSteps.length-1"
:key="step.name"
class="divider"
/>
</template>
</ul>
</div>
</div>
</div>
<slot
class="step-container"
name="stepContainer"
:activeStep="activeStep"
>
<template v-for="step in steps">
<div
v-if="step.name === activeStep.name || step.hidden"
:key="step.name"
class="step-container__step"
:class="{'hide': step.name !== activeStep.name && step.hidden}"
>
<slot
:step="step"
:name="step.name"
/>
</div>
</template>
</slot>
<slot
name="controlsContainer"
:showPrevious="showPrevious"
:next="next"
:back="back"
:canNext="canNext"
:activeStepIndex="activeStepIndex"
:visibleSteps="visibleSteps"
:errorStrings="errorStrings"
:finish="finish"
:cancel="cancel"
:activeStep="activeStep"
>
<div
v-for="(err,idx) in errorStrings"
:key="idx"
>
<Banner
color="error"
:label="err"
:closable="true"
@close="errors.splice(idx, 1)"
/>
</div>
<div class="controls-row pt-20">
<slot
name="cancel"
:cancel="cancel"
>
<button
type="button"
class="btn role-secondary"
@click="cancel"
>
<t k="generic.cancel" />
</button>
</slot>
<div class="controls-steps">
<slot
v-if="showPrevious"
name="back"
:back="back"
>
<button
:disabled="!canPrevious || (!editFirstStep && activeStepIndex===1)"
type="button"
class="btn role-secondary"
@click="back()"
>
<t k="wizard.previous" />
</button>
</slot>
<slot
v-if="activeStepIndex === visibleSteps.length-1"
name="finish"
:finish="finish"
>
<AsyncButton
:disabled="!activeStep.ready"
:mode="finishMode"
@click="finish"
/>
</slot>
<slot
v-else
name="next"
:next="next"
>
<button
:disabled="!canNext"
type="button"
:class="nextButtonStyle"
@click="next()"
>
<t :k="nextButtonLabel" />
</button>
</slot>
</div>
</div>
</slot>
</div>
</div>
</template>
<style lang='scss' scoped>
$spacer: 10px;
.outer-container {
display: flex;
flex-direction: column;
flex: 1;
padding: 0;
}
.header {
display: flex;
align-content: space-between;
align-items: center;
border-bottom: var(--header-border-size) solid var(--header-border);
$minHeight: 60px;
& > .title {
flex: 1;
min-height: $minHeight;
display: flex;
}
.step-sequence {
flex:1;
min-height: $minHeight;
display: flex;
.steps {
flex: 1;
margin: 0 30px;
display:flex;
justify-content: space-between;
list-style-type:none;
padding: 0;
&:focus{
outline:none;
box-shadow: none;
}
& li.step{
display: flex;
flex-direction: row;
flex-grow: 1;
align-items: center;
& > span > span:last-of-type {
padding-bottom: 0;
}
&:last-of-type{
flex-grow: 0;
}
& .controls {
display: flex;
flex-direction: column;
align-items: center;
width: 40px;
overflow: visible;
padding-top: 15px;
.cru__content & {
padding-top: 0;
}
& > span {
padding-bottom: 5px;
margin-bottom: 5px;
white-space: nowrap;
.cru__content & {
padding-bottom: 3px;
}
}
}
&.active .controls{
color: var(--primary);
}
&:not(.disabled){
& .controls:hover>*{
color: var(--primary) !important;
cursor: pointer;
}
}
&:not(.active) {
& .controls>*{
color: var(--input-disabled-text);
text-decoration: none;
}
}
}
& .divider {
flex-basis: 100%;
border-top: 1px solid var(--border);
position: relative;
top: 28px;
.cru__content & {
top: 13px;
}
}
}
}
.choice-banner {
flex-basis: 40%;
display: flex;
align-items: center;
margin-bottom: $spacer;
&.selected{
background-color: var(--accent-btn);
}
&.top {
H2 {
margin: 0px;
}
.title{
display: flex;
align-items: center;
justify-content: space-evenly;
& > .subtitle {
margin-right: 20px;
}
}
.subtitle{
display: flex;
flex-direction: column;
& .subtext {
color: var(--input-label);
}
}
}
&:not(.top){
box-shadow: 0px 0px 12px 3px var(--box-bg);
flex-direction: row;
align-items: center;
justify-content: start;
&:hover{
outline: var(--outline-width) solid var(--outline);
cursor: pointer;
}
}
& .round-image {
min-width: 50px;
height: 50px;
margin: 10px 10px 10px 0;
border-radius: 50%;
overflow: hidden;
.logo {
min-width: 50px;
height: 50px;
}
}
}
}
.step-container {
position: relative; // Important for loading indicator in chart's with custom form components
flex: 1 1 auto;
height: 0;
overflow-y: auto;
padding: 20px 2px 2px 2px; // Handle borders flush against edge
display: flex;
flex-direction: column;
&__step {
display: flex;
flex-direction: column;
flex: 1;
}
}
.controls-row {
// Overrides outlet padding
margin-left: -$space-m;
margin-right: -$space-m;
margin-bottom: -$space-m;
padding: $space-s $space-m;
display: flex;
justify-content: space-between;
padding-top: $spacer;
border-top: var(--header-border-size) solid var(--header-border);
.controls-steps {
.btn {
margin-left: $spacer;
}
}
}
.wizard {
.header {
margin-bottom: 2*$spacer;
}
}
</style>