Skip to content

Instantly share code, notes, and snippets.

@jsobell
Forked from jdanyow/app.html
Last active November 26, 2020 14:58
Show Gist options
  • Save jsobell/21ba7cf3089cf03305749302d9a9f81d to your computer and use it in GitHub Desktop.
Save jsobell/21ba7cf3089cf03305749302d9a9f81d to your computer and use it in GitHub Desktop.
Aurelia Validation Demo - Nested Property validation
<template>
<form submit.delegate="submit()">
<!--<ul><li repeat.for="error of controller.errors">${error.message}</li></ul>-->
<div class="form-group">
<label class="control-label" for="first">First Name</label>
<input type="text" class="form-control" id="last" placeholder="Last Name"
value.bind="person.firstName & validate">
</div>
<div class="form-group">
<label class="control-label" for="last">Last Name</label>
<input type="text" class="form-control" id="last" placeholder="Last Name"
value.bind="person.lastName & validate">
</div>
<div class="form-group">
<label class="control-label" for="email">Email</label>
<input type="email" class="form-control" id="email" placeholder="Email"
value.bind="email & validate">
</div>
<button type="submit" class="btn btn-primary">Submit</button>
<ul>
<li repeat.for='e of controller.errors'>
${e.message}
</li>
</ul>
</form>
</template>
import {inject, bindable} from 'aurelia-framework';
import {
ValidationControllerFactory,
ValidationController,
ValidationRules,
validateTrigger
} from 'aurelia-validation';
import {BootstrapFormRenderer} from './bootstrap-form-renderer';
@inject(ValidationControllerFactory)
export class App {
@bindable person = new Person();
email = '';
constructor(controllerFactory) {
this.controller = controllerFactory.createForCurrentScope();
this.controller.addRenderer(new BootstrapFormRenderer());
//this.controller.validateTrigger=validateTrigger.change;
}
submit() {
this.controller.validate();
}
}
export class Person {
firstName='';
lastName= '';
}
ValidationRules
.ensure(a => a.email).required()
.on(App)
.ensure(a => a.firstName).required()
.ensure(a => a.lastName).required()
.on(Person);
import {
ValidationRenderer,
RenderInstruction,
ValidationError
} from 'aurelia-validation';
export class BootstrapFormRenderer {
render(instruction) {
for (let { error, elements } of instruction.unrender) {
for (let element of elements) {
this.remove(element, error);
}
}
for (let { error, elements } of instruction.render) {
for (let element of elements) {
this.add(element, error);
}
}
}
add(element, error) {
const formGroup = element.closest('.form-group');
if (!formGroup || formGroup.classList.contains('hide-error')) {
return;
}
// add the has-error class to the enclosing form-group div
formGroup.classList.add('has-error');
// add help-block
const message = document.createElement('span');
message.className = 'help-block validation-message';
message.textContent = error.message;
message.id = `validation-message-${error.id}`;
formGroup.appendChild(message);
}
remove(element, error) {
const formGroup = element.closest('.form-group');
if (!formGroup) {
return;
}
// remove help-block
const message = formGroup.querySelector(`#validation-message-${error.id}`);
if (message) {
formGroup.removeChild(message);
// remove the has-error class from the enclosing form-group div
if (formGroup.querySelectorAll('.help-block.validation-message').length === 0) {
formGroup.classList.remove('has-error');
}
}
}
}
<!doctype html>
<html>
<head>
<title>Aurelia</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-1q8mTJOASx8j1Au+a5WDVnPi2lkFfwwEAa8hDDdjZlpLegxhjVME1fgjWPGmkzs7" crossorigin="anonymous">
</head>
<body aurelia-app="main" class="container">
<h1>Loading...</h1>
<script src="https://jdanyow.github.io/rjs-bundle/node_modules/requirejs/require.js"></script>
<script src="https://jdanyow.github.io/rjs-bundle/config.js"></script>
<script src="https://jdanyow.github.io/rjs-bundle/bundles/aurelia.js"></script>
<script src="https://jdanyow.github.io/rjs-bundle/bundles/babel.js"></script>
<script>
require(['aurelia-bootstrapper']);
</script>
</body>
</html>
export function configure(aurelia) {
aurelia.use
.standardConfiguration()
.developmentLogging()
.plugin('aurelia-validation');
aurelia.start().then(() => aurelia.setRoot());
}
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment