refactored and condensed technical documentation and comments across the codebase to improve readability

lib/view/pages/files/data/file_type_icon.dart

@@ -54,14 +54,12 @@ IconData? _iconForMime(String mime) {
   const map = <String, IconData>{
     'application/pdf': Icons.picture_as_pdf_outlined,
 
-    // Word processing
     'application/msword': Icons.description_outlined,
     'application/vnd.openxmlformats-officedocument.wordprocessingml.document':
         Icons.description_outlined,
     'application/vnd.oasis.opendocument.text': Icons.description_outlined,
     'application/rtf': Icons.description_outlined,
 
-    // Spreadsheets
     'application/vnd.ms-excel': Icons.table_chart_outlined,
     'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet':
         Icons.table_chart_outlined,
@@ -70,13 +68,11 @@ IconData? _iconForMime(String mime) {
     'application/vnd.ms-excel.sheet.macroenabled.12':
         Icons.table_chart_outlined,
 
-    // Presentations
     'application/vnd.ms-powerpoint': Icons.slideshow_outlined,
     'application/vnd.openxmlformats-officedocument.presentationml.presentation':
         Icons.slideshow_outlined,
     'application/vnd.oasis.opendocument.presentation': Icons.slideshow_outlined,
 
-    // Archives
     'application/zip': Icons.folder_zip_outlined,
     'application/x-zip-compressed': Icons.folder_zip_outlined,
     'application/x-rar-compressed': Icons.folder_zip_outlined,
@@ -88,7 +84,6 @@ IconData? _iconForMime(String mime) {
     'application/x-xz': Icons.folder_zip_outlined,
     'application/zstd': Icons.folder_zip_outlined,
 
-    // Code / structured data
     'application/json': Icons.code,
     'application/ld+json': Icons.code,
     'application/xml': Icons.code,
@@ -96,26 +91,21 @@ IconData? _iconForMime(String mime) {
     'application/javascript': Icons.code,
     'application/x-sh': Icons.terminal,
 
-    // Calendar / contacts
     'text/calendar': Icons.calendar_month_outlined,
     'text/vcard': Icons.contact_page_outlined,
 
-    // E-books
     'application/epub+zip': Icons.menu_book_outlined,
     'application/x-mobipocket-ebook': Icons.menu_book_outlined,
 
-    // Executables / installers
     'application/x-msdownload': Icons.terminal,
     'application/x-msi': Icons.terminal,
     'application/x-apple-diskimage': Icons.album_outlined,
     'application/vnd.android.package-archive': Icons.android_outlined,
     'application/octet-stream': Icons.insert_drive_file_outlined,
 
-    // Databases
     'application/x-sqlite3': Icons.storage_outlined,
     'application/vnd.sqlite3': Icons.storage_outlined,
 
-    // 3D
     'model/gltf-binary': Icons.view_in_ar_outlined,
     'model/gltf+json': Icons.view_in_ar_outlined,
     'model/stl': Icons.view_in_ar_outlined,
@@ -125,7 +115,6 @@ IconData? _iconForMime(String mime) {
 }
 
 const _extensionIcons = <String, IconData>{
-  // Images
   'jpg': Icons.image_outlined, 'jpeg': Icons.image_outlined,
   'png': Icons.image_outlined, 'gif': Icons.image_outlined,
   'webp': Icons.image_outlined, 'bmp': Icons.image_outlined,
@@ -137,7 +126,6 @@ const _extensionIcons = <String, IconData>{
   'svg': Icons.gesture_outlined, 'eps': Icons.gesture_outlined,
   'ai': Icons.gesture_outlined,
 
-  // Video
   'mp4': Icons.movie_outlined, 'm4v': Icons.movie_outlined,
   'mov': Icons.movie_outlined, 'mkv': Icons.movie_outlined,
   'avi': Icons.movie_outlined, 'webm': Icons.movie_outlined,
@@ -145,7 +133,6 @@ const _extensionIcons = <String, IconData>{
   '3gp': Icons.movie_outlined, 'mpg': Icons.movie_outlined,
   'mpeg': Icons.movie_outlined, 'ogv': Icons.movie_outlined,
 
-  // Audio
   'mp3': Icons.audiotrack, 'm4a': Icons.audiotrack, 'aac': Icons.audiotrack,
   'wav': Icons.audiotrack, 'flac': Icons.audiotrack, 'ogg': Icons.audiotrack,
   'oga': Icons.audiotrack, 'opus': Icons.audiotrack, 'wma': Icons.audiotrack,
@@ -156,31 +143,25 @@ const _extensionIcons = <String, IconData>{
   'musicxml': Icons.music_note, 'mxl': Icons.music_note,
   'midi': Icons.music_note, 'mid': Icons.music_note,
 
-  // PDF
   'pdf': Icons.picture_as_pdf_outlined,
 
-  // Word
   'doc': Icons.description_outlined, 'docx': Icons.description_outlined,
   'odt': Icons.description_outlined, 'rtf': Icons.description_outlined,
   'pages': Icons.description_outlined,
 
-  // Spreadsheets
   'xls': Icons.table_chart_outlined, 'xlsx': Icons.table_chart_outlined,
   'xlsm': Icons.table_chart_outlined, 'ods': Icons.table_chart_outlined,
   'csv': Icons.table_chart_outlined, 'tsv': Icons.table_chart_outlined,
   'numbers': Icons.table_chart_outlined,
 
-  // Presentations
   'ppt': Icons.slideshow_outlined, 'pptx': Icons.slideshow_outlined,
   'pps': Icons.slideshow_outlined, 'odp': Icons.slideshow_outlined,
   'key': Icons.slideshow_outlined,
 
-  // Plain text / notes
   'txt': Icons.article_outlined, 'md': Icons.article_outlined,
   'markdown': Icons.article_outlined, 'log': Icons.article_outlined,
   'rst': Icons.article_outlined,
 
-  // Code
   'html': Icons.code, 'htm': Icons.code, 'xhtml': Icons.code,
   'css': Icons.code, 'scss': Icons.code, 'sass': Icons.code, 'less': Icons.code,
   'js': Icons.code, 'mjs': Icons.code, 'cjs': Icons.code,
@@ -195,12 +176,10 @@ const _extensionIcons = <String, IconData>{
   'json': Icons.code, 'json5': Icons.code, 'xml': Icons.code,
   'yaml': Icons.code, 'yml': Icons.code,
 
-  // Shell
   'sh': Icons.terminal, 'bash': Icons.terminal, 'zsh': Icons.terminal,
   'fish': Icons.terminal, 'ps1': Icons.terminal, 'bat': Icons.terminal,
   'cmd': Icons.terminal,
 
-  // Archives
   'zip': Icons.folder_zip_outlined, 'rar': Icons.folder_zip_outlined,
   '7z': Icons.folder_zip_outlined, 'tar': Icons.folder_zip_outlined,
   'gz': Icons.folder_zip_outlined, 'bz2': Icons.folder_zip_outlined,
@@ -218,26 +197,21 @@ const _extensionIcons = <String, IconData>{
   'dockerignore': Icons.settings_outlined,
   'dockerfile': Icons.settings_outlined,
 
-  // Fonts
   'ttf': Icons.font_download_outlined, 'otf': Icons.font_download_outlined,
   'woff': Icons.font_download_outlined, 'woff2': Icons.font_download_outlined,
   'eot': Icons.font_download_outlined,
 
-  // Calendar / contacts
   'ics': Icons.calendar_month_outlined, 'ical': Icons.calendar_month_outlined,
   'vcf': Icons.contact_page_outlined, 'vcard': Icons.contact_page_outlined,
 
-  // E-books
   'epub': Icons.menu_book_outlined, 'mobi': Icons.menu_book_outlined,
   'azw': Icons.menu_book_outlined, 'azw3': Icons.menu_book_outlined,
 
-  // 3D
   'stl': Icons.view_in_ar_outlined, 'obj': Icons.view_in_ar_outlined,
   'fbx': Icons.view_in_ar_outlined, 'blend': Icons.view_in_ar_outlined,
   'glb': Icons.view_in_ar_outlined, 'gltf': Icons.view_in_ar_outlined,
   '3ds': Icons.view_in_ar_outlined,
 
-  // Executables / packages
   'exe': Icons.terminal, 'msi': Icons.terminal,
   'app': Icons.terminal, 'deb': Icons.terminal, 'rpm': Icons.terminal,
   'apk': Icons.android_outlined, 'ipa': Icons.terminal,
@@ -247,7 +221,6 @@ const _extensionIcons = <String, IconData>{
   'iso': Icons.album_outlined, 'img': Icons.album_outlined,
   'dmg': Icons.album_outlined,
 
-  // Databases
   'db': Icons.storage_outlined, 'sqlite': Icons.storage_outlined,
   'sqlite3': Icons.storage_outlined,
 };