theme-commerce

themes/commerce/components/BlogPostListScroll.js

@@ -0,0 +1,75 @@
+import { siteConfig } from '@/lib/config'
+import ProductCard from './ProductCard'
+import BlogPostListEmpty from './BlogPostListEmpty'
+import { useGlobal } from '@/lib/global'
+import CONFIG from '../config'
+import { getListByPage } from '@/lib/utils'
+import { useEffect, useRef, useState } from 'react'
+
+/**
+ * 博客列表滚动分页
+ * @param posts 所有文章
+ * @param tags 所有标签
+ * @returns {JSX.Element}
+ * @constructor
+ */
+const BlogPostListScroll = ({ posts = [], currentSearch, showSummary = CONFIG.POST_LIST_SUMMARY, siteInfo }) => {
+  const postsPerPage = parseInt(siteConfig('POSTS_PER_PAGE'))
+  const [page, updatePage] = useState(1)
+  const postsToShow = getListByPage(posts, page, postsPerPage)
+
+  let hasMore = false
+  if (posts) {
+    const totalCount = posts.length
+    hasMore = page * postsPerPage < totalCount
+  }
+
+  const handleGetMore = () => {
+    if (!hasMore) return
+    updatePage(page + 1)
+  }
+
+  // 监听滚动自动分页加载
+  const scrollTrigger = () => {
+    requestAnimationFrame(() => {
+      const scrollS = window.scrollY + window.outerHeight
+      const clientHeight = targetRef ? (targetRef.current ? (targetRef.current.clientHeight) : 0) : 0
+      if (scrollS > clientHeight + 100) {
+        handleGetMore()
+      }
+    })
+  }
+
+  // 监听滚动
+  useEffect(() => {
+    window.addEventListener('scroll', scrollTrigger)
+    return () => {
+      window.removeEventListener('scroll', scrollTrigger)
+    }
+  })
+
+  const targetRef = useRef(null)
+  const { locale } = useGlobal()
+
+  if (!postsToShow || postsToShow.length === 0) {
+    return <BlogPostListEmpty currentSearch={currentSearch} />
+  } else {
+    return <div id='container' ref={targetRef} className='w-full'>
+
+      {/* 文章列表 */}
+      <div className="space-y-6 px-2">
+        {postsToShow.map(post => (
+          <ProductCard key={post.id} post={post} showSummary={showSummary} siteInfo={siteInfo}/>
+        ))}
+      </div>
+
+      <div>
+        <div onClick={() => { handleGetMore() }}
+             className='w-full my-4 py-4 text-center cursor-pointer rounded-xl dark:text-gray-200'
+        > {hasMore ? locale.COMMON.MORE : `${locale.COMMON.NO_MORE}`} </div>
+      </div>
+    </div>
+  }
+}
+
+export default BlogPostListScroll