import { LockKeyhole, PlayCircle } from "lucide-react";
import { cn } from "@/lib/utils";
import type { CourseProgramModuleView } from "@/lib/courses/publicCourses";

type ProgramContentListProps = {
  modules: CourseProgramModuleView[];
};

const badgeClass: Record<string, string> = {
  Video: "border-sky-300/70 bg-sky-50 text-sky-800 dark:border-sky-700/50 dark:bg-sky-900/30 dark:text-sky-200",
  Lectura: "border-indigo-300/70 bg-indigo-50 text-indigo-800 dark:border-indigo-700/50 dark:bg-indigo-900/30 dark:text-indigo-200",
  Actividad: "border-rose-300/70 bg-rose-50 text-rose-800 dark:border-rose-700/50 dark:bg-rose-900/30 dark:text-rose-200",
  "Evaluación":
    "border-amber-300/70 bg-amber-50 text-amber-800 dark:border-amber-700/50 dark:bg-amber-900/30 dark:text-amber-200",
};

export default function ProgramContentList({ modules }: ProgramContentListProps) {
  return (
    <section className="acve-panel acve-section-base">
      <div className="mb-5">
        <p className="text-xs font-semibold uppercase tracking-[0.14em] text-muted-foreground">Plan de estudios</p>
        <h2 className="acve-heading mt-2 text-2xl md:text-3xl">Contenido del Programa</h2>
      </div>

      {modules.length === 0 ? (
        <div className="rounded-2xl border border-dashed border-border bg-muted/35 px-6 py-9 text-center">
          <p className="text-lg font-semibold text-foreground">Contenido en preparación</p>
          <p className="mt-2 text-sm text-muted-foreground">
            El equipo académico está publicando módulos y lecciones para este programa.
          </p>
        </div>
      ) : (
        <div className="space-y-5">
          {modules.map((module) => (
            <article key={module.id} className="overflow-hidden rounded-2xl border border-border/80 bg-card/65">
              <header className="flex flex-wrap items-center justify-between gap-3 border-b border-border/70 bg-muted/30 px-4 py-3">
                <h3 className="text-lg font-semibold text-foreground">
                  Módulo {module.order}. {module.title}
                </h3>
                <p className="text-xs font-semibold uppercase tracking-wide text-muted-foreground">{module.items.length} lecciones</p>
              </header>

              <ol className="divide-y divide-border/60">
                {module.items.map((item) => (
                  <li key={item.id} className="px-4 py-3">
                    <div className="flex flex-wrap items-start justify-between gap-3">
                      <div className="min-w-0 flex-1">
                        <div className="flex flex-wrap items-center gap-2">
                          <span className="inline-flex min-w-8 items-center justify-center rounded-full border border-border bg-card px-2 py-0.5 text-xs font-semibold text-muted-foreground">
                            {String(item.order).padStart(2, "0")}
                          </span>

                          {item.badges.map((badge) => (
                            <span
                              key={`${item.id}-${badge}`}
                              className={cn("rounded-full border px-2 py-0.5 text-[11px] font-semibold", badgeClass[badge])}
                            >
                              {badge}
                            </span>
                          ))}

                          {item.isPreview ? (
                            <span className="rounded-full border border-primary/35 bg-primary/10 px-2 py-0.5 text-[11px] font-semibold text-primary">
                              Vista previa
                            </span>
                          ) : null}
                          {item.isFinalExam ? (
                            <span className="rounded-full border border-amber-300/70 bg-amber-50 px-2 py-0.5 text-[11px] font-semibold text-amber-800 dark:border-amber-700/50 dark:bg-amber-900/30 dark:text-amber-200">
                              Evaluación final obligatoria
                            </span>
                          ) : null}

                          {item.isCompleted ? (
                            <span className="rounded-full border border-emerald-300/70 bg-emerald-50 px-2 py-0.5 text-[11px] font-semibold text-emerald-800 dark:border-emerald-700/50 dark:bg-emerald-900/30 dark:text-emerald-200">
                              Completada
                            </span>
                          ) : null}
                        </div>

                        <p className="mt-2 text-sm font-semibold text-foreground md:text-base">{item.title}</p>
                        {item.subtitle ? <p className="mt-1 text-sm text-muted-foreground">{item.subtitle}</p> : null}
                      </div>

                      <div className="flex shrink-0 items-center gap-2 text-xs font-medium text-muted-foreground">
                        {item.durationLabel ? <span>{item.durationLabel}</span> : null}
                        {item.isUpcoming ? (
                          <span className="rounded-full border border-amber-300/70 bg-amber-50 px-2 py-0.5 text-amber-800 dark:border-amber-700/50 dark:bg-amber-900/30 dark:text-amber-200">
                            Próximamente
                          </span>
                        ) : item.isLocked ? (
                          <span className="inline-flex items-center gap-1 rounded-full border border-border bg-muted/35 px-2 py-0.5">
                            <LockKeyhole className="h-3 w-3" />
                            Bloqueada
                          </span>
                        ) : (
                          <span className="inline-flex items-center gap-1 rounded-full border border-primary/30 bg-primary/10 px-2 py-0.5 text-primary">
                            <PlayCircle className="h-3 w-3" />
                            Disponible
                          </span>
                        )}
                      </div>
                    </div>
                  </li>
                ))}
              </ol>
            </article>
          ))}
        </div>
      )}
    </section>
  );
}