import { Check, ChevronsUpDown, ExternalLink } from "lucide-react";
import Link from "next/link";
import { useState } from "react";
import type { FileMetadataWithAdmin } from "~/server/services/storage.service";
import { api } from "~/utils/api";
import { ExtIcon } from "../area-riservata/allegati";
import { Button } from "../ui/button";
import {
	Command,
	CommandEmpty,
	CommandGroup,
	CommandInput,
	CommandItem,
	CommandList,
} from "../ui/command";
import { Label } from "../ui/label";
import { Popover, PopoverContent, PopoverTrigger } from "../ui/popover";

export const DocInfo = ({
	storageId,
	children,
}: {
	storageId: string;
	children: React.ReactNode;
}) => {
	const { data: file_info } = api.storage.getFileInfos.useQuery({
		storageId,
	});
	if (!file_info) return null;
	return (
		<div className="flex w-full flex-col gap-2">
			<Label htmlFor="selected-file">File Selezionato: </Label>
			<div className="flex w-full items-center gap-2 sm:max-w-[30rem]">
				<div className="flex w-full flex-1">
					<Link
						aria-label="Open Selected File"
						href={`/area-riservata/allegato-view/${storageId}`}
						id="selected-file"
						target="_blank"
					>
						<Button className="w-fit grow" variant="outline">
							<ExtIcon mimeType={file_info.mimeType} />
							<span className="max-w-40 truncate sm:max-w-80">
								{file_info.originalName}
							</span>
							<ExternalLink className="size-4" />
						</Button>
					</Link>
				</div>
				{children}
			</div>
		</div>
	);
};

export const DocCombo = ({
	files,
	onSelect,
	current,
}: {
	files: FileMetadataWithAdmin[];
	onSelect: (file: FileMetadataWithAdmin) => void;
	current: string | null;
}) => {
	const [open, setOpen] = useState(false);

	return (
		<Popover onOpenChange={setOpen} open={open}>
			<PopoverTrigger asChild>
				<Button
					aria-expanded={open}
					aria-label="Select Existing File"
					className="w-auto justify-between"
					role="combobox"
					variant="outline"
				>
					Seleziona file esistente...
					<ChevronsUpDown className="ml-2 size-4 shrink-0 opacity-50" />
				</Button>
			</PopoverTrigger>
			<PopoverContent className="w-auto p-0">
				<Command>
					<CommandInput placeholder="Cerca Documento..." />
					<CommandList>
						<CommandEmpty>Nessun file.</CommandEmpty>
						<CommandGroup>
							{files.map((file) => (
								<CommandItem
									key={file.id}
									onSelect={(currentValue) => {
										if (currentValue !== current) {
											// biome-ignore lint/style/noNonNullAssertion: <exists>
											onSelect(files.find((f) => f.id === currentValue)!);
										}
										setOpen(false);
									}}
									value={file.id}
								>
									<span className="flex items-center gap-2">
										<ExtIcon mimeType={file.mimeType} />
										<span className="block font-medium">
											{file.originalName}
										</span>
										{current === file.id && (
											<Check className="size-4 text-accent-foreground" />
										)}
									</span>
								</CommandItem>
							))}
						</CommandGroup>
					</CommandList>
				</Command>
			</PopoverContent>
		</Popover>
	);
};