/*
Copyright 2025 Google LLC
Licensed under the Apache License , Version 2 . 0 ( the " License " ) ;
you may not use this file except in compliance with the License .
You may obtain a copy of the License at
https : //www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing , software
distributed under the License is distributed on an " AS IS " BASIS ,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND , either express or implied .
See the License for the specific language governing permissions and
limitations under the License .
*/
import { html, css, nothing } from "lit" ;
import { customElement, property } from "lit/decorators.js" ;
import { Root } from "./root.js" ;
import { StringValue } from "../types/primitives.js" ;
import { classMap } from "lit/directives/class-map.js" ;
import { ResolvedTextField } from "../types/types" ;
import { A2uiMessageProcessor } from "../data/model-processor.js" ;
import { styleMap } from "lit/directives/style-map.js" ;
import { extractStringValue } from "./utils/utils.js" ;
import { structuralStyles } from "./styles.js" ;
@customElement("a2ui-textfield" )
export class TextField extends Root {
@property()
accessor text: StringValue | null = null ;
@property()
accessor label: StringValue | null = null ;
@property()
accessor inputType: ResolvedTextField["type" ] | null = null ;
static styles = [
structuralStyles,
css`
* {
box-sizing: border-box;
}
:host {
display: flex;
flex: var (--weight);
}
input {
display: block;
width: 100 %;
}
label {
display: block;
margin-bottom: 4 px;
}
`,
];
#setBoundValue(value: string) {
if (!this .text || !this .processor) {
return ;
}
if (!("path" in this .text)) {
return ;
}
if (!this .text.path) {
return ;
}
this .processor.setData(
this .component,
this .text.path,
value,
this .surfaceId ?? A2uiMessageProcessor.DEFAULT_SURFACE_ID
);
}
#renderField(value: string | number, label: string) {
return html` <section
class =${classMap(this .theme.components.TextField.container)}
>
${label && label !== ""
? html`<label
class =${classMap(this .theme.components.TextField.label)}
for ="data"
>${label}</label
>`
: nothing}
<input
autocomplete="off"
class =${classMap(this .theme.components.TextField.element)}
style=${this .theme.additionalStyles?.TextField
? styleMap(this .theme.additionalStyles?.TextField)
: nothing}
@input=${(evt: Event) => {
if (!(evt.target instanceof HTMLInputElement)) {
return ;
}
this .#setBoundValue(evt.target.value);
}}
name="data"
id="data"
.value=${value}
.placeholder=${"Please enter a value" }
type=${this .inputType === "number" ? "number" : "text" }
/>
</section>`;
}
render() {
const label = extractStringValue(
this .label,
this .component,
this .processor,
this .surfaceId
);
const value = extractStringValue(
this .text,
this .component,
this .processor,
this .surfaceId
);
return this .#renderField(value, label);
}
}
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