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Add feature to handle server errors after the user submits #26

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Add feature to handle server errors after the user submits #26

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2ef766c
Add revertToStep method to handle server errors after pressing done b…
micahcourey Jul 12, 2017
9cb4da3
Add OnChanges to watch for forceStep and then revert to the specified…
micahcourey Jul 14, 2017
a7943b2
Change component selector back to form-wizard
micahcourey Jul 14, 2017
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21 changes: 18 additions & 3 deletions src/wizard.component.ts
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
import { Component, Output, EventEmitter, ContentChildren, QueryList, AfterContentInit } from '@angular/core';
import { Component, Output, Input, EventEmitter, ContentChildren, QueryList, AfterContentInit, OnChanges } from '@angular/core';
import { WizardStepComponent } from './wizard-step.component';

@Component({
Expand Down Expand Up @@ -34,21 +34,30 @@ import { WizardStepComponent } from './wizard-step.component';
'.completed { cursor: default; }'
]
})
export class WizardComponent implements AfterContentInit {
export class WizardComponent implements AfterContentInit, OnChanges {
@ContentChildren(WizardStepComponent)
wizardSteps: QueryList<WizardStepComponent>;

private _steps: Array<WizardStepComponent> = [];
private _isCompleted: boolean = false;

@Input() forceStep: number;
@Output()
onStepChanged: EventEmitter<WizardStepComponent> = new EventEmitter<WizardStepComponent>();

constructor() { }

ngAfterContentInit() {
this.wizardSteps.forEach(step => this._steps.push(step));
this.steps[0].isActive = true;
if (this.steps.length) {
this.steps[0].isActive = true;
}
}

ngOnChanges() {
if (this.forceStep) {
this.revertToStep(this.forceStep);
}
}

get steps(): Array<WizardStepComponent> {
Expand Down Expand Up @@ -89,6 +98,12 @@ export class WizardComponent implements AfterContentInit {
}
}

public revertToStep(stepIndex: any) {
this._isCompleted = false;
let nextStep: WizardStepComponent = this.steps[stepIndex];
this.goToStep(nextStep);
};

public next(): void {
if (this.hasNextStep) {
let nextStep: WizardStepComponent = this.steps[this.activeStepIndex + 1];
Expand Down