fix: get correct filename when importing txt files on iOS (#1477)

apps/readest-app/src/utils/book.ts

@@ -1,6 +1,6 @@
 import { EXTS } from '@/libs/document';
 import { Book, BookConfig, BookProgress, WritingMode } from '@/types/book';
-import { getUserLang, isContentURI, isValidURL, makeSafeFilename } from './misc';
+import { getUserLang, isContentURI, isFileURI, isValidURL, makeSafeFilename } from './misc';
 import { getStorageType } from './object';
 import { getDirFromLanguage } from './rtl';
 import { SUPPORTED_LANGS } from '@/services/constants';
@@ -34,7 +34,7 @@ export const isBookFile = (filename: string) => {
   return Object.values(EXTS).includes(filename.split('.').pop()!);
 };
 export const getFilename = (fileOrUri: string) => {
-  if (isValidURL(fileOrUri) || isContentURI(fileOrUri)) {
+  if (isValidURL(fileOrUri) || isContentURI(fileOrUri) || isFileURI(fileOrUri)) {
     fileOrUri = decodeURI(fileOrUri);
   }
   const normalizedPath = fileOrUri.replace(/\\/g, '/');

apps/readest-app/src/utils/misc.ts

@@ -85,6 +85,10 @@ export const isContentURI = (uri: string) => {
   return uri.startsWith('content://');
 };
 
+export const isFileURI = (uri: string) => {
+  return uri.startsWith('file://');
+};
+
 export const isValidURL = (url: string, allowedSchemes: string[] = ['http', 'https']) => {
   try {
     const { protocol } = new URL(url);