"use client"

import * as React from "react"
import { Button } from "@/components/ui/button"
import {
    Package,
    ShoppingBag,
    Users,
    Truck,
    MessageCircle,
    Plus,
    Share2,
    LucideIcon
} from "lucide-react"
import Link from "next/link"

interface EmptyStateProps {
    icon?: LucideIcon
    title: string
    description: string
    actionLabel?: string
    actionHref?: string
    actionOnClick?: () => void
    secondaryActionLabel?: string
    secondaryActionHref?: string
    className?: string
}

/**
 * EmptyState - Reusable component for empty tables/lists
 * Shows an icon, title, description, and optional action button
 */
export function EmptyState({
    icon: Icon = Package,
    title,
    description,
    actionLabel,
    actionHref,
    actionOnClick,
    secondaryActionLabel,
    secondaryActionHref,
    className = ""
}: EmptyStateProps) {
    return (
        <div className={`flex flex-col items-center justify-center py-12 px-4 text-center ${className}`}>
            <div className="h-16 w-16 rounded-full bg-muted/50 flex items-center justify-center mb-4">
                <Icon className="h-8 w-8 text-muted-foreground/50" />
            </div>
            <h3 className="text-lg font-medium mb-2">{title}</h3>
            <p className="text-sm text-muted-foreground max-w-sm mb-6">{description}</p>
            <div className="flex items-center gap-3">
                {actionLabel && (
                    actionHref ? (
                        <Button asChild>
                            <Link href={actionHref}>
                                <Plus className="h-4 w-4 mr-2" />
                                {actionLabel}
                            </Link>
                        </Button>
                    ) : actionOnClick ? (
                        <Button onClick={actionOnClick}>
                            <Plus className="h-4 w-4 mr-2" />
                            {actionLabel}
                        </Button>
                    ) : null
                )}
                {secondaryActionLabel && secondaryActionHref && (
                    <Button variant="outline" asChild>
                        <Link href={secondaryActionHref}>
                            <Share2 className="h-4 w-4 mr-2" />
                            {secondaryActionLabel}
                        </Link>
                    </Button>
                )}
            </div>
        </div>
    )
}

// Preset empty states for common scenarios
export function OrdersEmptyState() {
    return (
        <EmptyState
            icon={ShoppingBag}
            title="No orders yet"
            description="When customers place orders, they'll appear here. Share your store link to start selling!"
            secondaryActionLabel="Share Store"
            secondaryActionHref="/dashboard/storefront"
        />
    )
}

export function ProductsEmptyState({ onAddProduct }: { onAddProduct?: () => void }) {
    return (
        <EmptyState
            icon={Package}
            title="No products yet"
            description="Add your first product to start selling. You can add products manually or import from a file."
            actionLabel="Add Product"
            actionOnClick={onAddProduct}
            actionHref={onAddProduct ? undefined : "/dashboard/products/add"}
        />
    )
}

export function CustomersEmptyState() {
    return (
        <EmptyState
            icon={Users}
            title="No customers yet"
            description="Once customers interact with your store, they'll appear here. Share your store link to attract customers!"
            secondaryActionLabel="Share Store"
            secondaryActionHref="/dashboard/storefront"
        />
    )
}

export function ShippingEmptyState({ onAddMethod }: { onAddMethod?: () => void }) {
    return (
        <EmptyState
            icon={Truck}
            title="No shipping methods"
            description="Add shipping methods so customers know how they'll receive their orders."
            actionLabel="Add Shipping Method"
            actionOnClick={onAddMethod}
        />
    )
}

export function ChatsEmptyState() {
    return (
        <EmptyState
            icon={MessageCircle}
            title="No conversations yet"
            description="Customer chats will appear here when they message you through Telegram."
        />
    )
}