"use client";

import { Avatar, AvatarFallback, AvatarImage } from "@/components/ui/avatar";
import { Button } from "@/components/ui/button";
import {
	Card,
	CardContent,
	CardDescription,
	CardHeader,
	CardTitle,
} from "@/components/ui/card";
import {
	Tooltip,
	TooltipContent,
	TooltipProvider,
	TooltipTrigger,
} from "@/components/ui/tooltip";
import { BASE_URL, REPO_PATH } from "@/constants";
import type { AuthorData, Icon } from "@/types/icons";
import confetti from "canvas-confetti";
import { motion } from "framer-motion";
import {
	Check,
	Copy,
	Download,
	FileType,
	Github,
	Moon,
	PaletteIcon,
	Sun,
} from "lucide-react";
import Image from "next/image";
import Link from "next/link";
import { useCallback, useState } from "react";
import { toast } from "sonner";
import { Carbon } from "./carbon";
import { MagicCard } from "./magicui/magic-card";

export type IconDetailsProps = {
	icon: string;
	iconData: Icon;
	authorData: AuthorData;
};

export function IconDetails({ icon, iconData, authorData }: IconDetailsProps) {
	const authorName = authorData.name || authorData.login || "";
	const iconColorVariants = iconData.colors;
	const formattedDate = new Date(iconData.update.timestamp).toLocaleDateString(
		"en-GB",
		{
			day: "numeric",
			month: "long",
			year: "numeric",
		},
	);
	const getAvailableFormats = () => {
		switch (iconData.base) {
			case "svg":
				return ["svg", "png", "webp"];
			case "png":
				return ["png", "webp"];
			default:
				return [iconData.base];
		}
	};

	const availableFormats = getAvailableFormats();
	const [copiedVariants, setCopiedVariants] = useState<Record<string, boolean>>(
		{},
	);

	// Launch confetti from the pointer position
	const launchConfetti = useCallback((originX?: number, originY?: number) => {
		const defaults = {
			startVelocity: 15,
			spread: 180,
			ticks: 50,
			zIndex: 0,
			disableForReducedMotion: true,
			colors: [
				"#ff0a54",
				"#ff477e",
				"#ff7096",
				"#ff85a1",
				"#fbb1bd",
				"#f9bec7",
			],
		};

		// If we have origin coordinates, use them
		if (originX !== undefined && originY !== undefined) {
			confetti({
				...defaults,
				particleCount: 50,
				origin: {
					x: originX / window.innerWidth,
					y: originY / window.innerHeight,
				},
			});
		} else {
			// Default to center of screen
			confetti({
				...defaults,
				particleCount: 50,
				origin: { x: 0.5, y: 0.5 },
			});
		}
	}, []);

	const handleCopy = (
		url: string,
		variantKey: string,
		event?: React.MouseEvent,
	) => {
		navigator.clipboard.writeText(url);
		setCopiedVariants((prev) => ({
			...prev,
			[variantKey]: true,
		}));
		setTimeout(() => {
			setCopiedVariants((prev) => ({
				...prev,
				[variantKey]: false,
			}));
		}, 2000);

		// Launch confetti from click position or center of screen
		if (event) {
			launchConfetti(event.clientX, event.clientY);
		} else {
			launchConfetti();
		}

		toast.success("URL copied", {
			description:
				"The icon URL has been copied to your clipboard. Ready to use!",
		});
	};

	const handleDownload = async (
		event: React.MouseEvent,
		url: string,
		filename: string,
	) => {
		event.preventDefault();

		// Launch confetti from download button position
		launchConfetti(event.clientX, event.clientY);

		try {
			// Show loading toast
			toast.loading("Preparing download...");

			// Fetch the file first as a blob
			const response = await fetch(url);
			const blob = await response.blob();

			// Create a blob URL and use it for download
			const blobUrl = URL.createObjectURL(blob);
			const link = document.createElement("a");
			link.href = blobUrl;
			link.download = filename;
			document.body.appendChild(link);
			link.click();

			// Clean up
			document.body.removeChild(link);
			setTimeout(() => URL.revokeObjectURL(blobUrl), 100);

			toast.dismiss();
			toast.success("Download started", {
				description:
					"Your icon file is being downloaded and will be saved to your device.",
			});
		} catch (error) {
			console.error("Download error:", error);
			toast.dismiss();
			toast.error("Download failed", {
				description:
					"There was an error downloading the file. Please try again.",
			});
		}
	};

	const renderVariant = (
		format: string,
		iconName: string,
		theme?: "light" | "dark",
	) => {
		const variantName =
			theme && iconColorVariants?.[theme] ? iconColorVariants[theme] : iconName;
		const imageUrl = `${BASE_URL}/${format}/${variantName}.${format}`;
		const githubUrl = `${REPO_PATH}/tree/main/${format}/${iconName}.${format}`;
		const variantKey = `${format}-${theme || "default"}`;
		const isCopied = copiedVariants[variantKey] || false;

		return (
			<TooltipProvider key={variantKey} delayDuration={500}>
				<MagicCard className="rounded-md">
					<div className="flex flex-col items-center p-4 transition-all">
						<Tooltip>
							<TooltipTrigger asChild>
								<motion.div
									className="relative w-28 h-28 mb-3 cursor-pointer rounded-xl overflow-hidden group"
									whileHover={{ scale: 1.05 }}
									whileTap={{ scale: 0.95 }}
									onClick={(e) => handleCopy(imageUrl, variantKey, e)}
								>
									<div className="absolute inset-0 border-2 border-transparent group-hover:border-primary/20 rounded-xl z-10 transition-colors" />

									<motion.div
										className="absolute inset-0 bg-primary/10 flex items-center justify-center z-20 rounded-xl"
										initial={{ opacity: 0 }}
										animate={{ opacity: isCopied ? 1 : 0 }}
										transition={{ duration: 0.2 }}
									>
										<motion.div
											initial={{ scale: 0.5, opacity: 0 }}
											animate={{
												scale: isCopied ? 1 : 0.5,
												opacity: isCopied ? 1 : 0,
											}}
											transition={{
												type: "spring",
												stiffness: 300,
												damping: 20,
											}}
										>
											<Check className="w-8 h-8 text-primary" />
										</motion.div>
									</motion.div>

									<Image
										src={imageUrl}
										alt={`${iconName} in ${format} format${theme ? ` (${theme} theme)` : ""}`}
										fill
										className="object-contain p-4"
									/>
								</motion.div>
							</TooltipTrigger>
							<TooltipContent>
								<p>Click to copy direct URL to clipboard</p>
							</TooltipContent>
						</Tooltip>

						<p className="text-sm font-medium">{format.toUpperCase()}</p>

						<div className="flex gap-2 mt-3 w-full justify-center">
							<Tooltip>
								<TooltipTrigger asChild>
									<Button
										variant="outline"
										size="icon"
										className="h-8 w-8 rounded-lg cursor-pointer"
										onClick={(e) =>
											handleDownload(e, imageUrl, `${iconName}.${format}`)
										}
									>
										<Download className="w-4 h-4" />
									</Button>
								</TooltipTrigger>
								<TooltipContent>
									<p>Download icon file</p>
								</TooltipContent>
							</Tooltip>

							<Tooltip>
								<TooltipTrigger asChild>
									<Button
										variant="outline"
										size="icon"
										className="h-8 w-8 rounded-lg cursor-pointer"
										onClick={(e) => handleCopy(imageUrl, `btn-${variantKey}`, e)}
									>
										{copiedVariants[`btn-${variantKey}`] ? (
											<Check className="w-4 h-4 text-green-500" />
										) : (
											<Copy className="w-4 h-4" />
										)}
									</Button>
								</TooltipTrigger>
								<TooltipContent>
									<p>Copy direct URL to clipboard</p>
								</TooltipContent>
							</Tooltip>

							<Tooltip>
								<TooltipTrigger asChild>
									<Button
										variant="outline"
										size="icon"
										className="h-8 w-8 rounded-lg"
										asChild
									>
										<Link
											href={githubUrl}
											target="_blank"
											rel="noopener noreferrer"
										>
											<Github className="w-4 h-4" />
										</Link>
									</Button>
								</TooltipTrigger>
								<TooltipContent>
									<p>View on GitHub</p>
								</TooltipContent>
							</Tooltip>
						</div>
					</div>
				</MagicCard>
			</TooltipProvider>
		);
	};

	return (
		<div className="container mx-auto px-4 py-8">
			<div className="grid grid-cols-1 lg:grid-cols-4 gap-6">
				{/* Left Column: Icon Info and Author */}
				<div className="lg:col-span-1">
					<Card className="h-full backdrop-blur-sm bg-card/50 border shadow-lg">
						<CardHeader className="pb-4">
							<div className="flex flex-col items-center">
								<div className="relative w-32 h-32  rounded-xl overflow-hidden border flex items-center justify-center p-3 ">
									<Image
										src={`${BASE_URL}/${iconData.base}/${icon}.${iconData.base}`}
										width={96}
										height={96}
										alt={icon}
										className="w-full h-full object-contain"
									/>
								</div>
								<CardTitle className="text-2xl font-bold capitalize text-center mb-2">
									{icon}
								</CardTitle>
							</div>
						</CardHeader>
						<CardContent>
							<div className="space-y-6">
								<div className="space-y-3">
									<div className="space-y-2">
										<div className="flex items-center gap-2">
											<p className="text-sm">
												<span className="font-medium">Updated on:</span>{" "}
												{formattedDate}
											</p>
										</div>
										<div className="flex items-center gap-2">
											<div className="flex items-center gap-2">
												<p className="text-sm font-medium">By:</p>
												<Avatar className="h-5 w-5 border">
													<AvatarImage
														src={authorData.avatar_url}
														alt={authorName}
													/>
													<AvatarFallback>
														{authorName
															? authorName.slice(0, 2).toUpperCase()
															: "??"}
													</AvatarFallback>
												</Avatar>
												{authorData.html_url ? (
													<Link
														href={authorData.html_url}
														target="_blank"
														rel="noopener noreferrer"
														className="text-primary hover:underline text-sm"
													>
														{authorName}
													</Link>
												) : (
													<span className="text-sm">{authorName}</span>
												)}
											</div>
										</div>
									</div>
								</div>

								{iconData.categories && iconData.categories.length > 0 && (
									<div className="space-y-3">
										<h3 className="text-sm font-semibold text-muted-foreground">
											Categories
										</h3>
										<div className="flex flex-wrap gap-2">
											{iconData.categories.map((category) => (
												<Link
													key={category}
													href={`/icons?category=${encodeURIComponent(category)}`}
													className="inline-flex items-center rounded-full border px-2.5 py-0.5 text-xs font-semibold0/10  transition-colors cursor-pointer"
												>
													{category
														.split("-")
														.map(
															(word) =>
																word.charAt(0).toUpperCase() + word.slice(1),
														)
														.join(" ")}
												</Link>
											))}
										</div>
									</div>
								)}

								{iconData.aliases && iconData.aliases.length > 0 && (
									<div className="space-y-3">
										<h3 className="text-sm font-semibold text-muted-foreground">
											Aliases
										</h3>
										<div className="flex flex-wrap gap-2">
											{iconData.aliases.map((alias) => (
												<span
													key={alias}
													className="inline-flex items-center rounded-full bg-rose-50 dark:bg-rose-950/20 border   px-2.5 py-1 text-xs text-rose-700 dark:text-rose-300"
													title={`This icon can also be found by searching for "${alias}"`}
												>
													{alias}
												</span>
											))}
										</div>
										<p className="text-[10px] text-muted-foreground mt-1">
											These aliases can be used to find this icon in search
											results.
										</p>
									</div>
								)}
							</div>
						</CardContent>
					</Card>
				</div>

				{/* Middle Column: Icon variants */}
				<div className="lg:col-span-2">
					<Card className="h-full backdrop-blur-sm bg-card/50 shadow-lg">
						<CardHeader>
							<CardTitle>Icon variants</CardTitle>
							<CardDescription>
								Click on any icon to copy its URL to your clipboard
							</CardDescription>
						</CardHeader>
						<CardContent>
							{!iconData.colors ? (
								<div className="grid grid-cols-1 sm:grid-cols-2 md:grid-cols-3 gap-4">
									{availableFormats.map((format) =>
										renderVariant(format, icon),
									)}
								</div>
							) : (
								<div className="space-y-10">
									<div>
										<h3 className="text-lg font-semibold  flex items-center gap-2">
											<Sun className="w-4 h-4 text-amber-500" />
											Light theme
										</h3>
										<div className="grid grid-cols-1 sm:grid-cols-2 md:grid-cols-3 gap-4 p-3 rounded-lg ">
											{availableFormats.map((format) =>
												renderVariant(format, icon, "light"),
											)}
										</div>
									</div>
									<div>
										<h3 className="text-lg font-semibold  flex items-center gap-2">
											<Moon className="w-4 h-4 text-indigo-500" />
											Dark theme
										</h3>
										<div className="grid grid-cols-1 sm:grid-cols-2 md:grid-cols-3 gap-4 p-3 rounded-lg ">
											{availableFormats.map((format) =>
												renderVariant(format, icon, "dark"),
											)}
										</div>
									</div>
								</div>
							)}
						</CardContent>
					</Card>
				</div>

				{/* Right Column: Technical details */}
				<div className="lg:col-span-1">
					<Card className="h-full backdrop-blur-sm bg-card/50 border shadow-lg">
						<CardHeader>
							<CardTitle>Technical details</CardTitle>
						</CardHeader>
						<CardContent>
							<div className="space-y-6">
								<div className="space-y-3">
									<h3 className="text-sm font-semibold text-muted-foreground">
										Base format
									</h3>
									<div className="flex items-center gap-2">
										<FileType className="w-4 h-4 text-blue-500" />
										<div className="px-3 py-1.5  border border-border rounded-lg text-sm font-medium">
											{iconData.base.toUpperCase()}
										</div>
									</div>
								</div>

								<div className="space-y-3">
									<h3 className="text-sm font-semibold text-muted-foreground">
										Available formats
									</h3>
									<div className="flex flex-wrap gap-2">
										{availableFormats.map((format) => (
											<div
												key={format}
												className="px-3 py-1.5  border border-border rounded-lg text-xs font-medium"
											>
												{format.toUpperCase()}
											</div>
										))}
									</div>
								</div>

								{iconData.colors && (
									<div className="space-y-3">
										<h3 className="text-sm font-semibold text-muted-foreground">
											Color variants
										</h3>
										<div className="space-y-2">
											{Object.entries(iconData.colors).map(
												([theme, variant]) => (
													<div key={theme} className="flex items-center gap-2">
														<PaletteIcon className="w-4 h-4 text-purple-500" />
														<span className="capitalize font-medium text-sm">
															{theme}:
														</span>
														<code className=" border border-border px-2 py-0.5 rounded-lg text-xs">
															{variant}
														</code>
													</div>
												),
											)}
										</div>
									</div>
								)}

								<div className="space-y-3">
									<h3 className="text-sm font-semibold text-muted-foreground">
										Source
									</h3>
									<Button variant="outline" className="w-full" asChild>
										<Link
											href={`${REPO_PATH}/blob/main/meta/${icon}.json`}
											target="_blank"
											rel="noopener noreferrer"
										>
											<Github className="w-4 h-4 mr-2" />
											View on GitHub
										</Link>
									</Button>
								</div>
							</div>
						</CardContent>
						<Carbon />
					</Card>
				</div>
			</div>
		</div>
	);
}