"use client"

import { Plus } from "lucide-react"
import { Button } from "@/components/ui/button"

interface Column<T> {
    key: string
    header: string
    render?: (item: T) => React.ReactNode
}

interface DataTableProps<T> {
    title: string
    data: T[]
    columns: Column<T>[]
    onAddNew: () => void
    addButtonText: string
    isLoading?: boolean
}

export function DataTable<T extends Record<string, any>>({
    title,
    data,
    columns,
    onAddNew,
    addButtonText,
    isLoading = false
}: DataTableProps<T>) {
    return (
        <div>
            {/* Header with Title and Add Button */}
            <div className="mb-4 flex justify-between items-center bg-card p-3 rounded-xl border border-[var(--border)] shadow-sm">
                <div>
                    <h2 className="text-lg font-bold tracking-tight text-blue-600">{title}</h2>
                    <p className="text-[10px] text-gray-500 dark:text-gray-400 uppercase font-medium">Total items: {data.length}</p>
                </div>
                <Button
                    onClick={onAddNew}
                    className="bg-blue-600 hover:bg-blue-800 text-white shadow-md transition-all duration-300 hover:scale-105 active:scale-95 border-none h-8 px-4 text-xs font-semibold rounded-lg"
                >
                    <Plus className="h-3.5 w-3.5 mr-1.5 stroke-[3px]" />
                    {addButtonText}
                </Button>
            </div>

            {/* Table */}
            <div className="overflow-hidden rounded-2xl border border-[var(--border)] bg-card shadow-2xl shadow-black/5">
                <table className="min-w-full divide-y divide-gray-200/50 dark:divide-gray-700/50 border-collapse">
                    <thead className="bg-[#f8fafc] dark:bg-gray-900/50">
                        <tr>
                            {columns.map((col) => (
                                <th
                                    key={col.key}
                                    className="px-6 py-4 text-left text-[11px] font-black text-gray-500 dark:text-gray-400 uppercase tracking-[0.1em] border-b border-[var(--border)]"
                                >
                                    {col.header}
                                </th>
                            ))}
                        </tr>
                    </thead>
                    <tbody className="divide-y divide-gray-100/30 dark:divide-gray-800/30">
                        {isLoading ? (
                            <tr>
                                <td colSpan={columns.length} className="px-6 py-16 text-center">
                                    <div className="flex flex-col items-center justify-center gap-3">
                                        <div className="h-8 w-8 border-3 border-gray-200 border-t-blue-500 rounded-full animate-spin" />
                                        <span className="text-sm font-medium text-gray-500 dark:text-gray-400">Loading records...</span>
                                    </div>
                                </td>
                            </tr>
                        ) : data.length === 0 ? (
                            <tr>
                                <td colSpan={columns.length} className="px-6 py-16 text-center">
                                    <div className="flex flex-col items-center justify-center gap-2">
                                        <div className="w-12 h-12 bg-gray-100 dark:bg-gray-800 rounded-full flex items-center justify-center mb-2">
                                            <Plus className="w-6 h-6 text-gray-400" />
                                        </div>
                                        <p className="text-gray-500 dark:text-gray-400 font-medium">No data available</p>
                                        <p className="text-xs text-gray-400 dark:text-gray-500">Click "{addButtonText}" to get started</p>
                                    </div>
                                </td>
                            </tr>
                        ) : (
                            data.map((item, idx) => (
                                <tr
                                    key={idx}
                                    className="hover:bg-blue-50/30 dark:hover:bg-blue-900/10 transition-colors duration-200"
                                >
                                    {columns.map((col) => (
                                        <td key={col.key} className="px-6 py-4 text-sm text-gray-700 dark:text-gray-300 font-medium">
                                            {col.render ? col.render(item) : item[col.key] || "—"}
                                        </td>
                                    ))}
                                </tr>
                            ))
                        )}
                    </tbody>
                </table>
            </div>
        </div>
    )
}