Stirling 2.0 (#3645)

# Description of Changes Please provide a summary of the changes, including: Vite fixes Indexxdb Closes #(issue_number) --- ## Checklist ### General - [ ] I have read the [Contribution Guidelines](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/CONTRIBUTING.md) - [ ] I have read the [Stirling-PDF Developer Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/DeveloperGuide.md) (if applicable) - [ ] I have read the [How to add new languages to Stirling-PDF](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/HowToAddNewLanguage.md) (if applicable) - [ ] I have performed a self-review of my own code - [ ] My changes generate no new warnings ### Documentation - [ ] I have updated relevant docs on [Stirling-PDF's doc repo](https://github.com/Stirling-Tools/Stirling-Tools.github.io/blob/main/docs/) (if functionality has heavily changed) - [ ] I have read the section [Add New Translation Tags](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/HowToAddNewLanguage.md#add-new-translation-tags) (for new translation tags only) ### UI Changes (if applicable) - [ ] Screenshots or videos demonstrating the UI changes are attached (e.g., as comments or direct attachments in the PR) ### Testing (if applicable) - [ ] I have tested my changes locally. Refer to the [Testing Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/DeveloperGuide.md#6-testing) for more details.
2026-07-16 19:33:11 +02:00 · 2025-06-05 11:12:39 +01:00
parent 0650a6a877
commit b5d84db3c8
74 changed files with 1958 additions and 122822 deletions
@@ -0,0 +1,124 @@
+import { FileWithUrl } from "../types/file";
+import { StoredFile, fileStorage } from "../services/fileStorage";
+
+/**
+ * Consolidated file size formatting utility
+ */
+export function formatFileSize(bytes: number): string {
+  if (bytes === 0) return '0 B';
+  const k = 1024;
+  const sizes = ['B', 'KB', 'MB', 'GB'];
+  const i = Math.floor(Math.log(bytes) / Math.log(k));
+  return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
+}
+
+/**
+ * Get file date as string
+ */
+export function getFileDate(file: File): string {
+  if (file.lastModified) {
+    return new Date(file.lastModified).toLocaleString();
+  }
+  return "Unknown";
+}
+
+/**
+ * Get file size as string (legacy method for backward compatibility)
+ */
+export function getFileSize(file: File): string {
+  if (!file.size) return "Unknown";
+  return formatFileSize(file.size);
+}
+
+/**
+ * Create enhanced file object from stored file metadata
+ * This eliminates the repeated pattern in FileManager
+ */
+export function createEnhancedFileFromStored(storedFile: StoredFile, thumbnail?: string): FileWithUrl {
+  const enhancedFile: FileWithUrl = {
+    id: storedFile.id,
+    storedInIndexedDB: true,
+    url: undefined, // Don't create blob URL immediately to save memory
+    thumbnail: thumbnail || storedFile.thumbnail,
+    // File metadata
+    name: storedFile.name,
+    size: storedFile.size,
+    type: storedFile.type,
+    lastModified: storedFile.lastModified,
+    // Lazy-loading File interface methods
+    arrayBuffer: async () => {
+      const data = await fileStorage.getFileData(storedFile.id);
+      if (!data) throw new Error(`File ${storedFile.name} not found in IndexedDB - may have been purged`);
+      return data;
+    },
+    slice: (start?: number, end?: number, contentType?: string) => {
+      // Return a promise-based slice that loads from IndexedDB
+      return new Blob([], { type: contentType || storedFile.type });
+    },
+    stream: () => {
+      throw new Error('Stream not implemented for IndexedDB files');
+    },
+    text: async () => {
+      const data = await fileStorage.getFileData(storedFile.id);
+      if (!data) throw new Error(`File ${storedFile.name} not found in IndexedDB - may have been purged`);
+      return new TextDecoder().decode(data);
+    }
+  } as FileWithUrl;
+  
+  return enhancedFile;
+}
+
+/**
+ * Load files from IndexedDB and convert to enhanced file objects
+ */
+export async function loadFilesFromIndexedDB(): Promise<FileWithUrl[]> {
+  try {
+    await fileStorage.init();
+    const storedFiles = await fileStorage.getAllFileMetadata();
+    
+    if (storedFiles.length === 0) {
+      return [];
+    }
+    
+    const restoredFiles: FileWithUrl[] = storedFiles
+      .filter(storedFile => {
+        // Filter out corrupted entries
+        return storedFile && 
+               storedFile.name && 
+               typeof storedFile.size === 'number';
+      })
+      .map(storedFile => {
+        try {
+          return createEnhancedFileFromStored(storedFile);
+        } catch (error) {
+          console.error('Failed to restore file:', storedFile?.name || 'unknown', error);
+          return null;
+        }
+      })
+      .filter((file): file is FileWithUrl => file !== null);
+      
+    return restoredFiles;
+  } catch (error) {
+    console.error('Failed to load files from IndexedDB:', error);
+    return [];
+  }
+}
+
+/**
+ * Clean up blob URLs from file objects
+ */
+export function cleanupFileUrls(files: FileWithUrl[]): void {
+  files.forEach(file => {
+    if (file.url && !file.url.startsWith('indexeddb:')) {
+      URL.revokeObjectURL(file.url);
+    }
+  });
+}
+
+/**
+ * Check if file should use blob URL or IndexedDB direct access
+ */
+export function shouldUseDirectIndexedDBAccess(file: FileWithUrl): boolean {
+  const FILE_SIZE_LIMIT = 100 * 1024 * 1024; // 100MB
+  return file.size > FILE_SIZE_LIMIT;
+}