Files
livewire-material/resources/views/components/textarea.blade.php
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Andreas Reinhold / reiniandClaude Fable 5.1 c8c2d2e13e Count a text field's characters against its maximum
M3 lists "supporting text + character counter" as a configuration of both
text-field variants; nothing in the package drew one (plan step 24, audit
docs/audits/m3-alignment/inputs.md § Missing). `counter` on `<x-input>` and
`<x-textarea>` now puts `n/max` at the end of the supporting-text row, counted
from the control on every input, in the error colour past the maximum, and said
as M3's own "Character count, 5/20" from a polite region once typing settles.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Qwx5USif3wFFmxtHg5U1g9
2026-09-14 06:21:22 +02:00

46 lines
2.3 KiB
PHP

{{-- A multi-line field: the text field, grown to its content.
It starts at `rows` lines (3) and grows with what is typed up to `max-rows`, then scrolls;
`:autogrow="false"` keeps it at `rows` and lets it be resized by hand, vertically only, so a
form's column never moves. The label rests on the first line rather than in the middle of the
box. `label`, `hint`, `variant`, and `counter` for M3's character counter against `maxlength`;
every other attribute reaches the `<textarea>`. --}}
@props([
'label' => null,
'hint' => null,
'hintClass' => null,
'variant' => null,
'rows' => 3,
'maxRows' => null,
'autogrow' => true,
'counter' => false,
])
@php
$model = $attributes->whereStartsWith('wire:model')->first();
$placeholder = filled($attributes->get('placeholder')) ? $attributes->get('placeholder') : ' ';
$id = $attributes->get('id') ?? 'field-'.substr(md5($model.'|'.$label.'|textarea'), 0, 12);
// A plain form's field is named, not bound: its errors are under its name (`files[]` → `files`, `a[b]` → `a.b`).
$errorKey = $model ?? (filled($attributes->get('name')) ? str_replace(['[]', '[', ']'], ['', '.', ''], (string) $attributes->get('name')) : null);
$messages = $errorKey !== null && isset($errors) ? \Illuminate\Support\Arr::flatten($errors->get($errorKey)) : [];
// M3's counter needs a maximum to count against: without `maxlength` there is nothing to show.
$max = $counter ? $attributes->get('maxlength') : null;
@endphp
<x-livewire-material::field :$id :$label :$hint :hint-class="$hintClass" :$messages :$variant :counter="$max" :class="$attributes->get('class')" :data-readonly="$attributes->get('readonly') ? '' : null">
<textarea
{{ $attributes->except(['class', 'id', 'placeholder']) }}
id="{{ $id }}"
rows="{{ (int) $rows }}"
placeholder="{{ $placeholder }}"
@if ($autogrow)
data-autogrow
style="--field-rows: {{ (int) $rows }};@if ($maxRows) --field-max-rows: {{ (int) $maxRows }};@endif"
@endif
@if ($messages !== []) aria-invalid="true" @endif
@if ($messages !== [] || filled($hint)) aria-describedby="{{ $id }}-support" @endif
class="field-control"
></textarea>
</x-livewire-material::field>