From 28dd16dfeb9df5fbc1c6ecb07dccdb60af04c3a3 Mon Sep 17 00:00:00 2001
From: Anton Tranelis <mail@antontranelis.de>
Date: Fri, 4 Jul 2025 15:07:46 +0200
Subject: [PATCH] seperate hashtags

---
 lib/package-lock.json                         | 40 +++++++++++++++++
 lib/package.json                              |  2 +
 .../ItemPopupComponents/TextPreview.tsx       | 45 ++++++++++++-------
 3 files changed, 71 insertions(+), 16 deletions(-)

diff --git a/lib/package-lock.json b/lib/package-lock.json
index 91d077d7..242c740f 100644
--- a/lib/package-lock.json
+++ b/lib/package-lock.json
@@ -57,9 +57,11 @@
         "react-toastify": "^9.1.3",
         "rehype-raw": "^7.0.0",
         "rehype-sanitize": "^6.0.0",
+        "rehype-stringify": "^10.0.1",
         "remark-breaks": "^4.0.0",
         "remark-gfm": "^4.0.1",
         "remark-parse": "^11.0.0",
+        "remark-rehype": "^11.1.2",
         "tippy.js": "^6.3.7",
         "tiptap-markdown": "^0.8.10",
         "unified": "^11.0.5",
@@ -7244,6 +7246,29 @@
         "url": "https://opencollective.com/unified"
       }
     },
+    "node_modules/hast-util-to-html": {
+      "version": "9.0.5",
+      "resolved": "https://registry.npmjs.org/hast-util-to-html/-/hast-util-to-html-9.0.5.tgz",
+      "integrity": "sha512-OguPdidb+fbHQSU4Q4ZiLKnzWo8Wwsf5bZfbvu7//a9oTYoqD/fWpe96NuHkoS9h0ccGOTe0C4NGXdtS0iObOw==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/hast": "^3.0.0",
+        "@types/unist": "^3.0.0",
+        "ccount": "^2.0.0",
+        "comma-separated-tokens": "^2.0.0",
+        "hast-util-whitespace": "^3.0.0",
+        "html-void-elements": "^3.0.0",
+        "mdast-util-to-hast": "^13.0.0",
+        "property-information": "^7.0.0",
+        "space-separated-tokens": "^2.0.0",
+        "stringify-entities": "^4.0.0",
+        "zwitch": "^2.0.4"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
     "node_modules/hast-util-to-jsx-runtime": {
       "version": "2.3.6",
       "resolved": "https://registry.npmjs.org/hast-util-to-jsx-runtime/-/hast-util-to-jsx-runtime-2.3.6.tgz",
@@ -12009,6 +12034,21 @@
         "url": "https://opencollective.com/unified"
       }
     },
+    "node_modules/rehype-stringify": {
+      "version": "10.0.1",
+      "resolved": "https://registry.npmjs.org/rehype-stringify/-/rehype-stringify-10.0.1.tgz",
+      "integrity": "sha512-k9ecfXHmIPuFVI61B9DeLPN0qFHfawM6RsuX48hoqlaKSF61RskNjSm1lI8PhBEM0MRdLxVVm4WmTqJQccH9mA==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/hast": "^3.0.0",
+        "hast-util-to-html": "^9.0.0",
+        "unified": "^11.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
     "node_modules/remark-breaks": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/remark-breaks/-/remark-breaks-4.0.0.tgz",
diff --git a/lib/package.json b/lib/package.json
index 3b900e85..7261b958 100644
--- a/lib/package.json
+++ b/lib/package.json
@@ -145,9 +145,11 @@
     "react-toastify": "^9.1.3",
     "rehype-raw": "^7.0.0",
     "rehype-sanitize": "^6.0.0",
+    "rehype-stringify": "^10.0.1",
     "remark-breaks": "^4.0.0",
     "remark-gfm": "^4.0.1",
     "remark-parse": "^11.0.0",
+    "remark-rehype": "^11.1.2",
     "tippy.js": "^6.3.7",
     "tiptap-markdown": "^0.8.10",
     "unified": "^11.0.5",
diff --git a/lib/src/Components/Map/Subcomponents/ItemPopupComponents/TextPreview.tsx b/lib/src/Components/Map/Subcomponents/ItemPopupComponents/TextPreview.tsx
index 19b3abd2..7b72c72c 100644
--- a/lib/src/Components/Map/Subcomponents/ItemPopupComponents/TextPreview.tsx
+++ b/lib/src/Components/Map/Subcomponents/ItemPopupComponents/TextPreview.tsx
@@ -6,12 +6,14 @@ import remarkBreaks from 'remark-breaks'
 import remarkGfm from 'remark-gfm'
 
 import { useAddFilterTag } from '#components/Map/hooks/useFilter'
-import { useTags } from '#components/Map/hooks/useTags'
+import { useGetItemTags, useTags } from '#components/Map/hooks/useTags'
 import { decodeTag } from '#utils/FormatTags'
 
 import type { Item } from '#types/Item'
 
 export const TextPreview = ({ item }: { item: Item }) => {
+  const getItemTags = useGetItemTags()
+
   if (!item.text) return null
   // Text auf ~100 Zeichen stutzen (inkl. Ellipse „…“)
   const previewRaw = truncate(item.text, { limit: 100, ellipsis: true }) as string
@@ -23,22 +25,21 @@ export const TextPreview = ({ item }: { item: Item }) => {
 
   return (
     <div className='markdown'>
-      <Markdown
-        remarkPlugins={[remarkBreaks, remarkGfm]}
-        rehypePlugins={[rehypeRaw]}
-        components={{ span: Span }}
-      >
-        {withExtraHashes}
+      <Markdown remarkPlugins={[remarkBreaks, remarkGfm]} rehypePlugins={[rehypeRaw]}>
+        {removeMentionSpans(removeHashtags(withExtraHashes))}
       </Markdown>
+      {getItemTags(item).map((tag) => (
+        <HashTag tag={tag} key={tag} />
+      ))}
     </div>
   )
 }
 
-export const HashTag = ({ tag }: { tag: string }) => {
+export const HashTag = ({ tag }: { tag: Tag }) => {
   const tags = useTags()
-  const t = tags.find((t) => t.name === tag.slice(1))
+  const t = tags.find((t) => t.name.toLocaleLowerCase() === tag.name.toLocaleLowerCase())
   const addFilterTag = useAddFilterTag()
-  if (!t) return <span>{tag}</span>
+  if (!t) return null
   return (
     <a
       className='hashtag'
@@ -49,14 +50,26 @@ export const HashTag = ({ tag }: { tag: string }) => {
         addFilterTag(t)
       }}
     >
-      {decodeTag(tag)}
+      {`#${decodeTag(tag.name)} `}
     </a>
   )
 }
 
-export const Span = (node) => {
-  if (node['data-type'] === 'mention') {
-    return <HashTag tag={node.children} />
-  }
-  return <span {...node}>{node.children}</span>
+function removeMentionSpans(html) {
+  return html.replace(
+    /<span\b(?=[^>]*\bdata-type="mention")(?=[^>]*\bclass="mention")[^>]*>[\s\S]*?<\/span>/gi,
+    '',
+  )
 }
+
+function removeHashtags(str) {
+  return str
+    // 1. Hashtags entfernen, außer sie stehen am Zeilenanfang als Markdown-Heading
+    .replace(
+      /(^|\s)(?!#{1,6}\s)(#[A-Za-z0-9_]+)\b/g,
+      '$1'
+    )
+
+    // 3. Anfangs/Ende trimmen
+    .trim()
+}
\ No newline at end of file