Alert
Display important messages and notifications to users with status indicators
Import
import { AvAlertImports } from '@avesra/angular';Usage
New features available
Check out our latest updates including dark mode support and improved accessibility features.Update available
A new version of the application is available. Please refresh to get the latest features and bug fixes.Unable to connect to server
We're experiencing connection issues. Please try the following:- Check your internet connection
- Refresh the page
- Clear your browser cache
Profile updated successfully
Processing your request
Please wait while we sync your data. This may take a few moments.Scheduled maintenance
Our services will be unavailable on Sunday, March 15th from 2:00 AM to 6:00 AM UTC for scheduled maintenance.import { Component } from '@angular/core';
import {
AvAlertImports,
AvButtonComponent,
AvCloseButtonComponent,
AvSpinnerComponent,
} from '@avesra/angular';
@Component({
selector: 'app-alert-basic-demo',
imports: [
AvAlertImports,
AvButtonComponent,
AvCloseButtonComponent,
AvSpinnerComponent,
],
template: `<div class="grid w-full max-w-xl gap-4">
<!-- Default - General information -->
<div av-alert>
<div av-alert-indicator></div>
<div av-alert-content>
<p av-alert-title>New features available</p>
<span av-alert-description>
Check out our latest updates including dark mode support and improved accessibility
features.
</span>
</div>
</div>
<!-- Accent - Important information with action -->
<div av-alert status="accent">
<div av-alert-indicator></div>
<div av-alert-content>
<p av-alert-title>Update available</p>
<span av-alert-description>
A new version of the application is available. Please refresh to get the latest features
and bug fixes.
</span>
<button class="mt-2 sm:hidden" av-button size="sm" variant="primary">Refresh</button>
</div>
<button class="hidden sm:block" av-button size="sm" variant="primary">Refresh</button>
</div>
<!-- Danger - Error with detailed steps -->
<div av-alert status="danger">
<div av-alert-indicator></div>
<div av-alert-content>
<p av-alert-title>Unable to connect to server</p>
<span av-alert-description>
We're experiencing connection issues. Please try the following:
<ul class="mt-2 list-inside list-disc space-y-1 text-sm">
<li>Check your internet connection</li>
<li>Refresh the page</li>
<li>Clear your browser cache</li>
</ul>
</span>
<button class="mt-2 sm:hidden" av-button size="sm" variant="danger">Retry</button>
</div>
<button class="hidden sm:block" av-button size="sm" variant="danger">Retry</button>
</div>
<!-- Without description -->
<div av-alert status="success">
<div av-alert-indicator></div>
<div av-alert-content>
<p av-alert-title>Profile updated successfully</p>
</div>
<button av-close-button aria-label="Dismiss"></button>
</div>
<!-- Custom indicator - Loading state -->
<div av-alert status="accent">
<div av-alert-indicator>
<span av-spinner size="sm"></span>
</div>
<div av-alert-content>
<p av-alert-title>Processing your request</p>
<span av-alert-description>
Please wait while we sync your data. This may take a few moments.
</span>
</div>
</div>
<!-- Without close button -->
<div av-alert status="warning">
<div av-alert-indicator></div>
<div av-alert-content>
<p av-alert-title>Scheduled maintenance</p>
<span av-alert-description>
Our services will be unavailable on Sunday, March 15th from 2:00 AM to 6:00 AM UTC for
scheduled maintenance.
</span>
</div>
</div>
</div>`,
})
export class AlertBasicDemo {}Anatomy
<div av-alert>
<div av-alert-indicator></div>
<div av-alert-content>
<p av-alert-title></p>
<span av-alert-description></span>
</div>
</div>Customization
Tailwind CSS
Payment method expires soon
Your Visa ending in 4242 expires on March 28. Update billing to avoid interrupting your Pro subscription.import { Component } from '@angular/core';
import {
AvAlertImports,
AvButtonComponent,
AvCloseButtonComponent,
} from '@avesra/angular';
@Component({
selector: 'app-alert-custom-styles-demo',
imports: [
AvAlertImports,
AvButtonComponent,
AvCloseButtonComponent,
],
template: `<div class="w-full max-w-xl">
<div
av-alert
status="warning"
class="relative overflow-hidden rounded-xl border border-warning/20 bg-linear-to-br from-warning/10 via-surface to-surface-secondary shadow-sm dark:border-warning/30 dark:from-warning/15 dark:via-surface dark:to-warning/5"
>
<div
aria-hidden="true"
class="pointer-events-none absolute -top-8 -right-8 size-28 rounded-full bg-warning/15 blur-2xl dark:bg-warning/25"
></div>
<div av-alert-indicator class="relative text-warning"></div>
<div av-alert-content class="relative">
<p av-alert-title>Payment method expires soon</p>
<span av-alert-description>
Your Visa ending in 4242 expires on March 28. Update billing to avoid interrupting your
Pro subscription.
</span>
<button class="mt-3 sm:hidden" av-button size="sm" variant="tertiary" type="button">
Update billing
</button>
</div>
<button
class="relative hidden shrink-0 sm:inline-flex"
av-button
size="sm"
variant="tertiary"
type="button"
>
Update billing
</button>
<button av-close-button class="relative" aria-label="Dismiss"></button>
</div>
</div>`,
})
export class AlertCustomStylesDemo {}Global CSS
To customize the Alert component classes, you can use the @layer components directive. Learn more .
@layer components {
.av-alert {
@apply rounded-2xl shadow-lg;
}
.av-alert__title {
@apply text-lg font-bold;
}
.av-alert--danger {
@apply border-l-4 border-danger;
}
}Styling Reference
Avesra follows the BEM methodology to ensure component variants and states are reusable and easy to customize.
CSS Classes
The Alert component uses these CSS classes:
Base Classes
.av-alert— Base alert container.av-alert__indicator— Icon/indicator container.av-alert__content— Content wrapper for title and description.av-alert__title— Alert title text.av-alert__description— Alert description text
Status Variant Classes
.av-alert--default— Default gray status.av-alert--accent— Accent blue status.av-alert--success— Success green status.av-alert--warning— Warning yellow/orange status.av-alert--danger— Danger red status
Interactive States
The Alert component is primarily informational and doesn't have interactive states on the base component. However, it can contain interactive elements like buttons or close buttons.
API Reference
See also Toast and Spinner for related feedback patterns.
| Prop | Type | Default | Description |
|---|---|---|---|
status | 'default' | 'accent' | 'success' | 'warning' | 'danger' | 'default' | Alert status. Colors the indicator and title soft-foreground tokens (av-alert). |