textarea.ts
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textarea.ts
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	import { Context } from "koa";
	import { FlatTemplatable, tempstream } from "tempstream";
	import { attribute } from "../../sanitize";
	import { getRequiredClass, inputWrapper } from "../../utils/input-wrapper";
	import { FormField } from "../fields/field";
	import { FormDataValue } from "../form";
	import { FormFieldControl } from "./form-field-control";

	export class Textarea extends FormFieldControl {
	constructor(
	public field: FormField,
	public options: { label?: string; rows?: number; cols?: number } = {}
	) {
	super([field]);
	}

	async render(
	ctx: Context,
	data: Record<string, FormDataValue>
	): Promise<FlatTemplatable> {
	const { raw } = await this.field.getValue(ctx, data);
	const { name, required } = this.field;
	return inputWrapper(
	[name, getRequiredClass(required)],
	/* HTML */ ` <label for="${name}"
	>${this.options.label != undefined
	? this.options.label
	: name}</label
	>
	<textarea
	name="${name}"
	id="${name}"
	rows="${this.options.rows \|\| 5}"
	cols="${this.options.cols \|\| 33}"
	>
	${attribute((raw \|\| "").toString())}</textarea
	>`
	);
	}
	}