leptodon 0.1.0

your Leptos UI toolkit for data science
Documentation 
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// Leptodon
//
// Copyright (C) 2025-2026 Open Analytics NV
//
// ===========================================================================
//
// This program is free software: you can redistribute it and/or modify it
// under the terms of the Apache License as published by The Apache Software
// Foundation, either version 2 of the License, or (at your option) any later
// version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
// FOR A PARTICULAR PURPOSE. See the Apache License for more details.
//
// You should have received a copy of the Apache License along with this program.
// If not, see <http://www.apache.org/licenses/>
use leptodon_proc_macros::generate_docs;
use leptos::prelude::BindAttribute;
use leptos::prelude::ClassAttribute;
use leptos::prelude::Get;
use leptos::prelude::GlobalAttributes;
use leptos::prelude::Signal;
use leptos::prelude::use_context;
use leptos::{
    IntoView, component,
    prelude::{MaybeProp, RwSignal},
    view,
};
use leptos_use::math::use_or;

use crate::class_list;
use crate::form_input::FormInputContext;
use crate::form_input::Label;

const TA_CLASSES: &str = "block p-2.5 w-full resize text-sm text-gray-900 bg-gray-50 rounded-lg border border-gray-300 focus:ring-blue-500 focus:border-blue-500 dark:bg-gray-700 dark:border-gray-600 dark:placeholder-gray-400 dark:text-white dark:focus:ring-blue-500 dark:focus:border-blue-500";
const LABEL_CLASSES: &str = "block mb-2 text-sm font-medium text-gray-900 dark:text-white";

#[generate_docs]
#[component]
pub fn TextArea(
    #[prop(optional, into)] id: MaybeProp<String>,
    #[prop(optional, into)] class: MaybeProp<String>,
    #[prop(optional, into)] label: MaybeProp<String>,
    value: RwSignal<String>,
    #[prop(optional, into)] name: MaybeProp<String>,
    #[prop(optional, into)] placeholder: MaybeProp<String>,
    #[prop(optional)] required: bool,
) -> impl IntoView {
    // Form context
    let form_context = use_context::<FormInputContext<String>>();
    let form_required = Signal::from(
        form_context
            .clone()
            .map(|ctx| ctx.required)
            .unwrap_or_default(),
    );
    let required = use_or(required, form_required);
    view! {
        <Label label required=required.get()>
            <textarea
                id=id.get()
                name=name.get()
                class=class_list![TA_CLASSES, class]
                rows="4"
                placeholder=move || placeholder.get()
                required=required
                bind:value=value
            ></textarea>
        </Label>
    }
}