86 lines
1.8 KiB
JavaScript
86 lines
1.8 KiB
JavaScript
import ngModule from '../../module';
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import './style.scss';
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export default class StepControl {
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constructor($state) {
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this.$state = $state;
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}
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set steps(steps) {
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if (!steps) return;
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this._steps = steps;
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if (this.currentStepIndex > 0)
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this.$state.go(this._steps[0].state);
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}
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set currentState(state) {
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if (!this.onStepChange)
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return this.$state.go(state);
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let change = this.onStepChange({state});
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if (typeof change === 'object' && change.then) {
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return change.then(isAllowed => {
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if (isAllowed)
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this.$state.go(state);
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});
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}
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if (change)
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this.$state.go(state);
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}
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get totalSteps() {
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return this._steps.length;
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}
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get currentState() {
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return this.$state.current.name;
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}
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get currentStepIndex() {
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for (let i = 0; i < this._steps.length; i++) {
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if (this._steps[i].state == this.$state.current.name)
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return i;
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}
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}
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onPreviousClick() {
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let state = this._steps[this.currentStepIndex - 1].state;
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this.currentState = state;
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}
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onNextClick() {
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let state = this._steps[this.currentStepIndex + 1].state;
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this.currentState = state;
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}
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canMovePrevious() {
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return this.currentStepIndex > 0;
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}
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canFinalize() {
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return this.currentStepIndex === this.totalSteps - 1;
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}
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canMoveNext() {
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return this.currentStepIndex < this.totalSteps - 1;
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}
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}
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StepControl.$inject = ['$state'];
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ngModule.component('vnStepControl', {
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template: require('./step-control.html'),
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controller: StepControl,
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bindings: {
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steps: '<',
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onStepChange: '&?',
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onStepEnd: '&?'
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}
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});
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