import { Plus } from "lucide-react";
import Link from "next/link";
import { redirect } from "next/navigation";

import { MotionFade } from "@/components/motion-fade";
import { PortfolioSubnav } from "@/components/root/portfolio-subnav";
import { RootDashboardShell } from "@/components/root/root-dashboard-shell";
import { AppCard } from "@/components/ui/app-card";
import { Button } from "@/components/ui/button";
import { CardContent, CardHeader, CardTitle } from "@/components/ui/card";
import { clearAdminSessionCookie, isAdminAuthenticated } from "@/lib/admin-auth";
import {
  getAdminPortfolioCategories,
  getAdminPortfolioProjects,
  getLocalizedValue,
} from "@/lib/portfolio";

export const dynamic = "force-dynamic";

const copy = {
  title: "Portfolio Projekte",
  subtitle: "Alle Projekte mit Status, Kategorie und Reihenfolge.",
  overview: "Uebersicht",
  maintenance: "Wartungsmodus",
  uiKit: "UI Kit",
  media: "Media",
  siteSettings: "SEO",
  portfolio: "Portfolio",
  logout: "Ausloggen",
  backToSite: "Zur Website",
  newProject: "Neues Projekt",
  category: "Kategorie",
  all: "Alle",
  status: "Status",
  draft: "Entwurf",
  published: "Veroeffentlicht",
  filter: "Filtern",
  sort: "Sortierung",
  previewSet: "Preview Link gesetzt",
  previewMissing: "Kein Preview Link",
  editProject: "Projekt bearbeiten",
  empty: "Keine Projekte fuer die aktuellen Filter gefunden.",
};

type RootPortfolioProjectsPageProps = {
  searchParams?: {
    category?: string;
    status?: "all" | "draft" | "published";
    success?: string;
    error?: string;
  };
};

export default async function RootPortfolioProjectsPage({
  searchParams,
}: RootPortfolioProjectsPageProps) {
  if (!isAdminAuthenticated()) {
    redirect("/root");
  }

  async function logoutAction() {
    "use server";

    clearAdminSessionCookie();
    redirect("/root");
  }

  const selectedStatus = searchParams?.status === "draft" || searchParams?.status === "published"
    ? searchParams.status
    : "all";
  const [categories, projects] = await Promise.all([
    getAdminPortfolioCategories(),
    getAdminPortfolioProjects({
      categoryId: searchParams?.category || undefined,
      status: selectedStatus,
    }),
  ]);

  return (
    <RootDashboardShell
      copy={copy}
      active="portfolio"
      portfolioChild="projects"
      logoutAction={logoutAction}
      headerTitle={copy.title}
      headerDescription={copy.subtitle}
      toolbar={<PortfolioSubnav active="projects" />}
      headerActions={
        <MotionFade delay={0.04}>
          <Button asChild>
            <Link href="/root/portfolio/projects/new">
              <Plus className="h-4 w-4" />
              {copy.newProject}
            </Link>
          </Button>
        </MotionFade>
      }
    >
      <div className="space-y-6">
        {searchParams?.success ? (
          <MotionFade delay={0.1}>
            <p className="rounded-nested border border-status-success/30 bg-status-success/10 px-4 py-3 text-sm text-status-success">
              {searchParams.success}
            </p>
          </MotionFade>
        ) : null}

        {searchParams?.error ? (
          <MotionFade delay={0.12}>
            <p className="rounded-nested border border-destructive/30 bg-destructive/10 px-4 py-3 text-sm text-destructive">
              {searchParams.error}
            </p>
          </MotionFade>
        ) : null}

        <MotionFade delay={0.15}>
          <AppCard>
            <CardContent className="p-6">
              <form className="grid gap-4 md:grid-cols-3">
              <div className="space-y-2">
                <label htmlFor="category" className="text-sm font-medium text-foreground">
                  {copy.category}
                </label>
                <select
                  id="category"
                  name="category"
                  defaultValue={searchParams?.category ?? ""}
                  className="flex h-11 w-full rounded-pill border border-border bg-background px-4 text-sm text-foreground shadow-sm"
                >
                  <option value="">{copy.all}</option>
                  {categories.map((category) => (
                    <option key={category.id} value={category.id}>
                      {category.name.de}
                    </option>
                  ))}
                </select>
              </div>

              <div className="space-y-2">
                <label htmlFor="status" className="text-sm font-medium text-foreground">
                  {copy.status}
                </label>
                <select
                  id="status"
                  name="status"
                  defaultValue={selectedStatus}
                  className="flex h-11 w-full rounded-pill border border-border bg-background px-4 text-sm text-foreground shadow-sm"
                >
                  <option value="all">{copy.all}</option>
                  <option value="draft">{copy.draft}</option>
                  <option value="published">{copy.published}</option>
                </select>
              </div>

              <div className="flex items-end">
                <Button type="submit" variant="outline">
                  {copy.filter}
                </Button>
              </div>
              </form>
            </CardContent>
          </AppCard>
        </MotionFade>

        <div className="grid gap-4">
          {projects.map((project, index) => (
            <MotionFade key={project.id} delay={0.18 + index * 0.03}>
              <AppCard interactive>
                <CardHeader className="flex flex-row items-center justify-between gap-4">
                <div>
                  <CardTitle>{getLocalizedValue(project.title, "de")}</CardTitle>
                  <p className="mt-1 text-sm text-muted-foreground">
                    {project.category.name.de}
                  </p>
                </div>
                <div className="flex flex-wrap items-center gap-2 text-xs text-muted-foreground">
                  <span className="rounded-pill border border-border px-3 py-1">
                    {project.isPublished ? copy.published : copy.draft}
                  </span>
                  <span className="rounded-pill border border-border px-3 py-1">
                    {project.projectYear}
                  </span>
                  <span className="rounded-pill border border-border px-3 py-1">
                    {copy.sort} {project.sortOrder}
                  </span>
                </div>
                </CardHeader>
                <CardContent className="flex flex-wrap items-center justify-between gap-4">
                <div className="space-y-1 text-sm text-muted-foreground">
                  <p>{project.slug}</p>
                  <p>{project.previewUrl ? copy.previewSet : copy.previewMissing}</p>
                </div>
                <Button asChild>
                  <Link href={`/root/portfolio/projects/${project.id}`}>{copy.editProject}</Link>
                </Button>
                </CardContent>
              </AppCard>
            </MotionFade>
          ))}

          {projects.length === 0 ? (
            <MotionFade delay={0.18}>
              <AppCard>
                <CardContent className="p-6 text-sm text-muted-foreground">
                  {copy.empty}
                </CardContent>
              </AppCard>
            </MotionFade>
          ) : null}
        </div>
      </div>
    </RootDashboardShell>
  );
}
