namespace formgen.input
{
	
	/**
	 */
	export function from_raw(
		raw : any
	) : interface_input<unknown>
	{
		switch (raw.type)
		{
			case "checkbox":
			{
				return (
					new class_input_checkbox(
						{
							"label": formgen.helpers.map.read<(null | string)>(raw, "label", null),
						}
					)
				);
				break;
			}
			case "number":
			{
				return (
					new class_input_number(
						{
							"label": formgen.helpers.map.read<(null | string)>(raw, "label", null),
						}
					)
				);
				break;
			}
			case "text":
			{
				return (
					new class_input_text(
						{
							"label": formgen.helpers.map.read<(null | string)>(raw, "label", null),
						}
					)
				);
				break;
			}
			case "color":
			{
				return (
					new class_input_color(
						{
							"label": formgen.helpers.map.read<(null | string)>(raw, "label", null),
						}
					)
				);
				break;
			}
			case "list":
			{
				return (
					new class_input_list(
						() => from_raw(raw.element),
						{
							"label": formgen.helpers.map.read<(null | string)>(raw, "label", null),
						}
					)
				);
				break;
			}
			case "group":
			{
				return (
					new class_input_group(
						formgen.helpers.list.transform(
							formgen.helpers.map.to_pairs(raw.members),
							(pair) => ({
								"name": pair.key,
								"input": from_raw(pair.value),
							})
						),
						{
							"label": formgen.helpers.map.read<(null | string)>(raw, "label", null),
						}
					)
				);
				break;
			}
			default:
			{
				throw (new Error("unhandled type: " + raw.type));
				break;
			}
		}
	}

}