"use client";

import { useState } from "react";
import type { Award } from "@/payload-types";
import { Badge } from "@/components/ui/badge";
import {
  Dialog,
  DialogContent,
  DialogDescription,
  DialogHeader,
  DialogTitle,
} from "@/components/ui/dialog";
import { RibbonDesign } from "@/components/admin/awards/RibbonDesigner";
import { RibbonViewer } from "./RibbonViewer";
import { GrantAwardDialog } from "./GrantAwardDialog";
import { MedalIcon, RibbonIcon, ScrollTextIcon } from "lucide-react";

interface AwardPickerDialogProps {
  awards: Award[];
  recipientUserId: number;
  recipientUsername: string;
  open: boolean;
  onOpenChange: (open: boolean) => void;
  onGranted?: () => void;
}

/**
 * Grid of grantable awards. Selecting a card closes this dialog and opens the
 * GrantAwardDialog for that award with the recipient pre-filled.
 */
export function AwardPickerDialog({
  awards,
  recipientUserId,
  recipientUsername,
  open,
  onOpenChange,
  onGranted,
}: AwardPickerDialogProps) {
  const [selectedAward, setSelectedAward] = useState<Award | null>(null);

  function pick(award: Award) {
    setSelectedAward(award);
    onOpenChange(false);
  }

  return (
    <>
      <Dialog
        open={open}
        onOpenChange={(o) => {
          if (!o) setSelectedAward(null);
          onOpenChange(o);
        }}
      >
        <DialogContent className="sm:max-w-2xl">
          <DialogHeader>
            <DialogTitle>Select an award</DialogTitle>
            <DialogDescription>
              Choose which award to grant to @{recipientUsername}.
            </DialogDescription>
          </DialogHeader>
          {awards.length === 0 ? (
            <p className="py-6 text-center text-sm text-muted-foreground">
              No awards are available to grant.
            </p>
          ) : (
            <div className="grid max-h-[50vh] grid-cols-1 gap-3 overflow-y-auto sm:grid-cols-2 md:grid-cols-3">
              {awards.map((award) => (
                <button
                  key={award.id}
                  type="button"
                  onClick={() => pick(award)}
                  className="flex flex-col items-center gap-2 rounded-md border bg-card p-3 text-left transition-colors hover:border-primary/50 hover:bg-accent"
                >
                  {award.type === "ribbon" && award.ribbonDesign ? (
                    <div className="flex h-16 w-full items-center justify-center">
                      <div className="w-32 max-w-full">
                        <RibbonViewer ribbonDesign={award.ribbonDesign as RibbonDesign} showRibbonOnly />
                      </div>
                    </div>
                  ) : (
                    <span className="flex size-16 items-center justify-center rounded-md bg-muted">
                      {award.type === "medal" ? (
                        <MedalIcon className="size-6 text-muted-foreground" />
                      ) : award.type === "commendation" ? (
                        <ScrollTextIcon className="size-6 text-muted-foreground" />
                      ) : (
                        <RibbonIcon className="size-6 text-muted-foreground" />
                      )}
                    </span>
                  )}
                  <span className="line-clamp-2 text-center text-sm font-medium">
                    {award.name}
                  </span>
                  <Badge variant="secondary" className="w-fit capitalize">
                    {award.type ?? "award"}
                  </Badge>
                </button>
              ))}
            </div>
          )}
        </DialogContent>
      </Dialog>

      {selectedAward && (
        <GrantAwardDialog
          awardId={selectedAward.id}
          awardName={selectedAward.name}
          recipientUserId={recipientUserId}
          recipientUsername={recipientUsername}
          open
          onOpenChange={(o) => {
            if (!o) setSelectedAward(null);
          }}
          onGranted={onGranted}
        />
      )}
    </>
  );
}