import { Head, Link, router } from '@inertiajs/react';
import { useState } from 'react';

import { ConfigurableTable } from '@/components/ui/configurable-table';
import { PaginationLinks } from '@/components/ui/pagination-links';
import { AdminLayout } from '@/layouts/admin-layout';
import type { PaginatedData } from '@/types';

type BlogCategoryRow = {
    id: number;
    name: string;
    slug: string;
    is_active: boolean;
    sort_order: number;
    articles_count: number;
    updated_at: string | null;
};

type BlogCategoryIndexProps = {
    categories: PaginatedData<BlogCategoryRow>;
    filters: {
        search: string;
    };
};

export default function BlogCategoryIndex({
    categories,
    filters,
}: BlogCategoryIndexProps) {
    const [search, setSearch] = useState(filters.search || '');

    const submitSearch = (event: React.FormEvent<HTMLFormElement>) => {
        event.preventDefault();

        router.get('/admin/blog-categories', search ? { search } : {}, {
            preserveState: true,
            preserveScroll: true,
            replace: true,
        });
    };

    const deleteCategory = (id: number) => {
        if (!window.confirm('Delete this blog category?')) {
            return;
        }

        router.delete(`/admin/blog-categories/${id}`);
    };

    return (
        <AdminLayout>
            <Head title="Blog Categories" />

            <div className="space-y-5">
                <div className="flex flex-wrap items-center justify-between gap-3">
                    <div>
                        <h1 className="text-2xl font-semibold text-[#0a1530] dark:text-[#efe8ff]">
                            Blog Categories
                        </h1>
                        <p className="mt-1 text-sm text-slate-600 dark:text-[#c7bde8]">
                            Organize SEO articles and guides.
                        </p>
                    </div>
                    <Link
                        href="/admin/blog-categories/create"
                        className="rounded-lg bg-[#0b7285] px-4 py-2 text-sm font-semibold text-white hover:bg-[#095f6f] dark:bg-[#7c3aed] dark:hover:bg-[#8b5cf6]"
                    >
                        Add Category
                    </Link>
                </div>

                <form
                    onSubmit={submitSearch}
                    className="flex max-w-md flex-col gap-2 sm:flex-row"
                >
                    <input
                        value={search}
                        onChange={(event) => setSearch(event.target.value)}
                        placeholder="Search by name or slug"
                        className="w-full rounded-lg border border-slate-300 bg-white px-3 py-2 text-sm text-[#0a1530] outline-none focus:border-[#0b7285] dark:border-[#4a3a78] dark:bg-[#160f2d] dark:text-[#efe8ff] dark:focus:border-[#a78bfa]"
                    />
                    <button
                        type="submit"
                        className="rounded-lg border border-slate-300 px-3 py-2 text-sm font-medium text-slate-700 hover:bg-slate-100 dark:border-[#4a3a78] dark:text-[#e5dcff] dark:hover:bg-[#2a1d50]"
                    >
                        Search
                    </button>
                </form>

                <div className="space-y-3 md:hidden">
                    {categories.data.map((category) => (
                        <article
                            key={category.id}
                            className="rounded-xl border border-slate-200 bg-white p-4 dark:border-[#3c2b68] dark:bg-[#211740]"
                        >
                            <p className="font-semibold text-[#0a1530] dark:text-[#efe8ff]">
                                {category.name}
                            </p>
                            <p className="text-xs text-slate-500 dark:text-[#bcaee6]">
                                {category.slug}
                            </p>
                            <div className="mt-3 grid grid-cols-2 gap-2 text-xs text-slate-700 dark:text-[#c7bde8]">
                                <p>
                                    Active: {category.is_active ? 'Yes' : 'No'}
                                </p>
                                <p>Articles: {category.articles_count}</p>
                                <p>Sort: {category.sort_order}</p>
                                <p>Updated: {category.updated_at || '-'}</p>
                            </div>
                            <Actions
                                id={category.id}
                                onDelete={deleteCategory}
                            />
                        </article>
                    ))}
                </div>

                <ConfigurableTable
                    tableId="admin-blog-categories"
                    className="hidden overflow-x-auto rounded-xl border border-slate-200 md:block dark:border-[#3c2b68]"
                >
                    <table className="min-w-full divide-y divide-slate-200 text-sm dark:divide-[#3c2b68]">
                        <thead className="bg-slate-50 dark:bg-[#2a1d50]/70">
                            <tr>
                                <th className="px-4 py-3 text-left font-medium text-slate-700 dark:text-[#c7bde8]">
                                    Name
                                </th>
                                <th className="px-4 py-3 text-left font-medium text-slate-700 dark:text-[#c7bde8]">
                                    Articles
                                </th>
                                <th className="px-4 py-3 text-left font-medium text-slate-700 dark:text-[#c7bde8]">
                                    Active
                                </th>
                                <th className="px-4 py-3 text-left font-medium text-slate-700 dark:text-[#c7bde8]">
                                    Actions
                                </th>
                            </tr>
                        </thead>
                        <tbody className="divide-y divide-slate-100 bg-white dark:divide-[#3c2b68] dark:bg-[#211740]">
                            {categories.data.map((category) => (
                                <tr key={category.id}>
                                    <td className="px-4 py-3">
                                        <p className="font-medium text-[#0a1530] dark:text-[#efe8ff]">
                                            {category.name}
                                        </p>
                                        <p className="text-xs text-slate-500 dark:text-[#bcaee6]">
                                            {category.slug}
                                        </p>
                                    </td>
                                    <td className="px-4 py-3 text-slate-700 dark:text-[#c7bde8]">
                                        {category.articles_count}
                                    </td>
                                    <td className="px-4 py-3 text-slate-700 dark:text-[#c7bde8]">
                                        {category.is_active ? 'Yes' : 'No'}
                                    </td>
                                    <td className="px-4 py-3">
                                        <Actions
                                            id={category.id}
                                            onDelete={deleteCategory}
                                        />
                                    </td>
                                </tr>
                            ))}
                        </tbody>
                    </table>
                </ConfigurableTable>

                <div className="flex flex-col gap-3 sm:flex-row sm:items-center sm:justify-between">
                    <p className="text-sm text-slate-600 dark:text-[#c7bde8]">
                        Showing {categories.from || 0} to {categories.to || 0}{' '}
                        of {categories.total} categories
                    </p>
                    <PaginationLinks links={categories.links} />
                </div>
            </div>
        </AdminLayout>
    );
}

function Actions({
    id,
    onDelete,
}: {
    id: number;
    onDelete: (id: number) => void;
}) {
    return (
        <div className="mt-4 flex gap-2 md:mt-0">
            <Link
                href={`/admin/blog-categories/${id}/edit`}
                className="rounded-md border border-slate-300 px-2.5 py-1 text-xs font-medium text-slate-700 hover:bg-slate-100 dark:border-[#4a3a78] dark:text-[#e5dcff] dark:hover:bg-[#2a1d50]"
            >
                Edit
            </Link>
            <button
                type="button"
                onClick={() => onDelete(id)}
                className="rounded-md border border-rose-200 px-2.5 py-1 text-xs font-medium text-rose-700 hover:bg-rose-50"
            >
                Delete
            </button>
        </div>
    );
}
