import {
  Breadcrumb,
  Card,
  Icon,
  IconButton,
  Paragraph,
  Space,
  Tag,
  Text,
  Title,
  type BreadcrumbItem,
} from '@stash/ui'
import type { ItemDetailModel } from '../../data/detail'
import type { RelatedItem } from '../../data/types'
import { RelatedList } from './RelatedList'

/**
 * 条目详情页：应用与电影共用。
 *
 * 版式：面包屑 + 标题 + 主图（方形头像 / 竖版海报）+ 标签行 + 一句话评价 + 正文
 * + 操作条（浏览 / 点赞 / 分享 / 跳转）+ 可选横幅 + 「推荐阅读」。
 * 具体形态由 ItemDetailModel 决定，这里不判断条目类型。
 */
type ItemDetailViewProps = {
  crumbs: BreadcrumbItem[]
  model: ItemDetailModel
  related: RelatedItem[]
  onNavigate: (href: string) => void
  onOpenItem: (itemId: string) => void
}

export function ItemDetailView({
  crumbs,
  model,
  related,
  onNavigate,
  onOpenItem,
}: ItemDetailViewProps) {
  return (
    <div className="detail-view item-view">
      <Card padding="none" className="detail-nav">
        <Breadcrumb className="detail-breadcrumb" items={crumbs} onNavigate={onNavigate} />
      </Card>

      <Card padding="none" className="item-card">
        <Title level={1} as="h2" weight="semibold" className="item-title">
          {model.title}
          <button type="button" className="item-edit" disabled title="编辑功能待接入">
            [编辑]
          </button>
        </Title>

        <div className={`item-cover item-cover--${model.shape}`}>
          {model.cover !== undefined ? (
            <img src={model.cover} alt={model.title} loading="lazy" />
          ) : (
            <span className="item-cover-letter">{model.fallbackIcon ?? '•'}</span>
          )}
        </div>

        {model.tags.length > 0 && (
          <Space gap="sm" wrap>
            {model.tags.map((tag) => (
              <Tag key={tag} tone="primary" className="item-tag">
                {tag}
              </Tag>
            ))}
          </Space>
        )}

        {model.comment !== undefined && (
          <p className="item-quote">
            <span className="item-quote-mark" aria-hidden="true">
              “
            </span>
            <span className="item-quote-text">{model.comment}</span>
          </p>
        )}

        {model.paragraphs.map((paragraph, index) => (
          <Paragraph
            key={`${index}-${paragraph.slice(0, 8)}`}
            tone="sub"
            size="md"
            className="item-desc"
          >
            {paragraph}
          </Paragraph>
        ))}

        <div className="item-actions">
          <Space gap="sm">
            <Space gap="xs" className="item-stat">
              <Icon name="eye_line" />
              <Text size="xs" tone="sub">
                {model.views}
              </Text>
            </Space>
            <Space gap="xs" className="item-stat">
              <Icon name="thumb_up_2_line" />
              <Text size="xs" tone="sub">
                {model.likes}
              </Text>
            </Space>
            <IconButton label="分享（待接入）" size="sm" icon={<Icon name="share_3_line" />} />
          </Space>

          {/* 占位数据没有真实地址时，按钮置灰而不是打开空白页 */}
          {model.href === '#' ? (
            <button type="button" className="item-jump" disabled title="暂无跳转地址">
              跳转到
              <Icon name="a-external_link_line1" />
            </button>
          ) : (
            <a className="item-jump" href={model.href} target="_blank" rel="noreferrer">
              跳转到
              <Icon name="a-external_link_line1" />
            </a>
          )}
        </div>

        {model.banner !== undefined && (
          <img className="item-banner" src={model.banner} alt="" loading="lazy" />
        )}
      </Card>

      <RelatedList items={related} onOpen={onOpenItem} />
    </div>
  )
}