chore: Use getFileInfo helper from utils (#10819)

# Pull Request Template

## Description
The PR includes the usage of `getFileInfo` helper from utils
https://github.com/chatwoot/utils/pull/40.

Fixes
https://github.com/chatwoot/chatwoot/pull/10806#discussion_r1937797905

## How Has This Been Tested?

**Screenshot**
<img width="490" alt="image"
src="https://github.com/user-attachments/assets/f0788e89-b670-47da-b0ca-3765eb424be0"
/>



## Checklist:

- [x] My code follows the style guidelines of this project
- [x] I have performed a self-review of my code
- [ ] I have commented on my code, particularly in hard-to-understand
areas
- [ ] I have made corresponding changes to the documentation
- [x] My changes generate no new warnings
- [ ] I have added tests that prove my fix is effective or that my
feature works
- [x] New and existing unit tests pass locally with my changes
- [ ] Any dependent changes have been merged and published in downstream
modules

app/javascript/dashboard/components-next/message/chips/File.vue

@@ -1,6 +1,7 @@
 <script setup>
 import { computed } from 'vue';
 import { useI18n } from 'vue-i18n';
+import { getFileInfo } from '@chatwoot/utils';
 
 import FileIcon from 'next/icon/FileIcon.vue';
 import Icon from 'next/icon/Icon.vue';
@@ -14,43 +15,20 @@ const { attachment } = defineProps({
 
 const { t } = useI18n();
 
-const fileName = computed(() => {
-  const url = attachment.dataUrl;
-  if (!url) return t('CONVERSATION.UNKNOWN_FILE_TYPE');
-
-  try {
-    const encodedFilename = url.substring(url.lastIndexOf('/') + 1);
-    return decodeURIComponent(encodedFilename);
-  } catch {
-    return t('CONVERSATION.UNKNOWN_FILE_TYPE');
-  }
-});
-
-const fileType = computed(() => fileName.value.split('.').pop()?.toLowerCase());
-
-const fileNameWithoutExt = computed(() => {
-  const parts = fileName.value.split('.');
-
-  // If there's no extension (no dots in filename)
-  if (parts.length === 1) {
-    return fileName.value.trim();
-  }
-
-  // Take all parts except the last one (extension)
-  const nameWithoutExt = parts.slice(0, -1).join('.');
-  return nameWithoutExt.trim();
+const fileDetails = computed(() => {
+  return getFileInfo(attachment?.dataUrl || '');
 });
 
 const displayFileName = computed(() => {
-  const name = fileNameWithoutExt.value;
+  const { base, type } = fileDetails.value;
   const truncatedName = (str, maxLength, hasExt) =>
     str.length > maxLength
       ? `${str.substring(0, maxLength).trimEnd()}${hasExt ? '..' : '...'}`
       : str;
 
-  return fileType.value
-    ? `${truncatedName(name, 14, true)}.${fileType.value}`
-    : truncatedName(name, 16, false);
+  return type
+    ? `${truncatedName(base, 12, true)}.${type}`
+    : truncatedName(base, 14, false);
 });
 
 const textColorClass = computed(() => {
@@ -73,7 +51,7 @@ const textColorClass = computed(() => {
     zip: 'dark:text-[#EDEEF0] text-[#2F265F]',
   };
 
-  return colorMap[fileType.value] || 'text-n-slate-12';
+  return colorMap[fileDetails.value.type] || 'text-n-slate-12';
 });
 </script>
 
@@ -81,10 +59,10 @@ const textColorClass = computed(() => {
   <div
     class="h-9 bg-n-alpha-white gap-2 overflow-hidden items-center flex px-2 rounded-lg border border-n-container"
   >
-    <FileIcon class="flex-shrink-0" :file-type="fileType" />
+    <FileIcon class="flex-shrink-0" :file-type="fileDetails.type" />
     <span
       class="flex-1 min-w-0 text-sm max-w-36"
-      :title="fileName"
+      :title="fileDetails.name"
       :class="textColorClass"
     >
       {{ displayFileName }}