import { useSetAtom } from "jotai";
import { useState } from "react";
import { syncActionAtom } from "../atoms";
import { localNoteTypeRepository } from "../db/repositories";

interface NoteType {
	id: string;
	name: string;
}

interface DeleteNoteTypeModalProps {
	isOpen: boolean;
	noteType: NoteType | null;
	onClose: () => void;
	onNoteTypeDeleted: () => void;
}

export function DeleteNoteTypeModal({
	isOpen,
	noteType,
	onClose,
	onNoteTypeDeleted,
}: DeleteNoteTypeModalProps) {
	const [error, setError] = useState<string | null>(null);
	const [isDeleting, setIsDeleting] = useState(false);
	const triggerSync = useSetAtom(syncActionAtom);

	const handleClose = () => {
		setError(null);
		onClose();
	};

	const handleDelete = async () => {
		if (!noteType) return;

		setError(null);
		setIsDeleting(true);

		try {
			if (await localNoteTypeRepository.hasNotes(noteType.id)) {
				setError("Cannot delete note type with existing notes.");
				return;
			}

			const deleted = await localNoteTypeRepository.delete(noteType.id);
			if (!deleted) {
				setError("Note type not found.");
				return;
			}

			onNoteTypeDeleted();
			onClose();
			void triggerSync().catch(() => {});
		} catch {
			setError("Failed to delete note type. Please try again.");
		} finally {
			setIsDeleting(false);
		}
	};

	if (!isOpen || !noteType) {
		return null;
	}

	return (
		<div
			role="dialog"
			aria-modal="true"
			aria-labelledby="delete-note-type-title"
			className="fixed inset-0 bg-ink/40 backdrop-blur-sm flex items-center justify-center z-50 p-4 animate-fade-in"
			onClick={(e) => {
				if (e.target === e.currentTarget) {
					handleClose();
				}
			}}
			onKeyDown={(e) => {
				if (e.key === "Escape") {
					handleClose();
				}
			}}
		>
			<div className="bg-white rounded-2xl shadow-xl w-full max-w-md animate-scale-in">
				<div className="p-6">
					<div className="w-12 h-12 mx-auto mb-4 bg-error/10 rounded-full flex items-center justify-center">
						<svg
							className="w-6 h-6 text-error"
							fill="none"
							stroke="currentColor"
							viewBox="0 0 24 24"
							aria-hidden="true"
						>
							<path
								strokeLinecap="round"
								strokeLinejoin="round"
								strokeWidth={2}
								d="M12 9v2m0 4h.01m-6.938 4h13.856c1.54 0 2.502-1.667 1.732-3L13.732 4c-.77-1.333-2.694-1.333-3.464 0L3.34 16c-.77 1.333.192 3 1.732 3z"
							/>
						</svg>
					</div>

					<h2
						id="delete-note-type-title"
						className="font-display text-xl font-medium text-ink text-center mb-2"
					>
						Delete Note Type
					</h2>

					{error && (
						<div
							role="alert"
							className="bg-error/5 text-error text-sm px-4 py-3 rounded-lg border border-error/20 mb-4"
						>
							{error}
						</div>
					)}

					<p className="text-slate text-center mb-2">
						Are you sure you want to delete{" "}
						<span className="font-semibold">{noteType.name}</span>?
					</p>
					<p className="text-muted text-sm text-center mb-6">
						Note types with existing notes cannot be deleted. Remove all notes
						using this type first.
					</p>

					<div className="flex gap-3 justify-center">
						<button
							type="button"
							onClick={handleClose}
							disabled={isDeleting}
							className="px-4 py-2 text-slate hover:bg-ivory rounded-lg transition-colors disabled:opacity-50 min-w-[100px]"
						>
							Cancel
						</button>
						<button
							type="button"
							onClick={handleDelete}
							disabled={isDeleting}
							className="px-4 py-2 bg-error hover:bg-error/90 text-white font-medium rounded-lg transition-all duration-200 disabled:opacity-50 disabled:cursor-not-allowed min-w-[100px]"
						>
							{isDeleting ? "Deleting..." : "Delete"}
						</button>
					</div>
				</div>
			</div>
		</div>
	);
}