"use client";

import { Copy, Pencil, Sparkles, Trash2, Video } from "lucide-react";
import { Badge } from "@/components/ui/badge";
import { cn } from "@/lib/utils";
import type { AgentPreset } from "@/types/agent";

interface AgentPresetCardProps {
  preset: AgentPreset;
  selected?: boolean;
  onSelect: (presetId: string) => void;
  onFork?: (preset: AgentPreset) => void;
  onEdit?: (preset: AgentPreset) => void;
  onDelete?: (preset: AgentPreset) => void;
}

export function AgentPresetCard({
  preset,
  selected = false,
  onSelect,
  onFork,
  onEdit,
  onDelete,
}: AgentPresetCardProps) {
  const previewUrl =
    preset.avatarUrl ||
    preset.referenceAssets?.[0]?.thumbnailUrl ||
    preset.referenceAssets?.[0]?.originalUrl ||
    "";
  const ownerName =
    String(preset.owner?.name || "").trim() ||
    String(preset.owner?.email || "").trim() ||
    "未知发布人";
  const publishedAt = (() => {
    const raw = preset.createdAt ? new Date(preset.createdAt) : null;
    if (!raw || Number.isNaN(raw.getTime())) return "未知时间";
    return raw.toLocaleDateString("zh-CN", {
      year: "numeric",
      month: "2-digit",
      day: "2-digit",
    });
  })();

  return (
    <div
      className={cn(
        "group overflow-hidden rounded-2xl border bg-background transition-all",
        selected
          ? "border-primary bg-primary/5 shadow-[0_0_0_1px_rgba(59,130,246,0.12)]"
          : "border-border hover:border-primary/40 hover:shadow-sm"
      )}
    >
      <button
        type="button"
        className="block w-full text-left"
        onClick={() => onSelect(preset.id)}
      >
        <div className="relative aspect-[4/3] w-full overflow-hidden bg-muted/40">
          {previewUrl ? (
            <img
              src={previewUrl}
              alt={preset.name}
              className="h-full w-full object-cover transition-transform duration-300 group-hover:scale-[1.03]"
            />
          ) : (
            <div className="flex h-full w-full items-center justify-center">
              {preset.type === "video" ? (
                <Video className="h-8 w-8 text-muted-foreground/50" />
              ) : (
                <Sparkles className="h-8 w-8 text-muted-foreground/50" />
              )}
            </div>
          )}
          <div className="absolute left-2 top-2 flex flex-wrap gap-1.5">
            <Badge variant="secondary" className="bg-white/90 text-black shadow-sm">
              {preset.type === "video" ? "视频" : preset.type === "text" ? "生文" : "生图"}
            </Badge>
          </div>
          <div className="absolute right-2 top-2 flex items-center gap-1 opacity-0 transition-opacity group-hover:opacity-100">
            {preset.visibility === "private" && onEdit ? (
              <button
                type="button"
                className="inline-flex h-8 w-8 items-center justify-center rounded-full bg-white/90 text-black shadow-sm transition-colors hover:bg-white"
                onClick={(event) => {
                  event.stopPropagation();
                  onEdit(preset);
                }}
                title="编辑"
              >
                <Pencil className="h-4 w-4" />
              </button>
            ) : null}
            {preset.visibility === "private" && onDelete ? (
              <button
                type="button"
                className="inline-flex h-8 w-8 items-center justify-center rounded-full bg-white/90 text-destructive shadow-sm transition-colors hover:bg-white"
                onClick={(event) => {
                  event.stopPropagation();
                  onDelete(preset);
                }}
                title="删除"
              >
                <Trash2 className="h-4 w-4" />
              </button>
            ) : null}
            {preset.visibility === "public" && onFork ? (
              <button
                type="button"
                className="inline-flex h-8 w-8 items-center justify-center rounded-full bg-white/90 text-black shadow-sm transition-colors hover:bg-white"
                onClick={(event) => {
                  event.stopPropagation();
                  onFork(preset);
                }}
                title="另存为我的智能体"
              >
                <Copy className="h-4 w-4" />
              </button>
            ) : null}
          </div>
        </div>

        <div className="space-y-1.5 p-3">
          <div className="line-clamp-1 text-sm font-semibold">{preset.name}</div>
          <div className="line-clamp-1 text-xs text-muted-foreground">
            发布人：{ownerName}
          </div>
          <div className="text-xs text-muted-foreground">
            发布时间：{publishedAt}
          </div>
        </div>
      </button>
    </div>
  );
}