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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | 4x 4x 99x 99x 99x 3x 4x 4x 4x 1x 3x 1x 1x | import { CorePermissionStatus } from './CorePermissionStatus';
import type { IFileSystemHandle, FileSystemHandlePermissionDescriptor, CoreFsaContext } from './types';
/**
* Represents a File System Access API file handle `FileSystemHandle` object,
* which was created from a core `Superblock`.
*
* @see [MDN Documentation](https://developer.mozilla.org/en-US/docs/Web/API/FileSystemHandle)
*/
export abstract class CoreFileSystemHandle implements IFileSystemHandle {
protected readonly ctx: CoreFsaContext;
constructor(
public readonly kind: 'file' | 'directory',
public readonly name: string,
ctx: CoreFsaContext,
) {
this.ctx = ctx;
}
/**
* Compares two handles to see if the associated entries (either a file or directory) match.
*
* @see https://developer.mozilla.org/en-US/docs/Web/API/FileSystemHandle/isSameEntry
*/
public isSameEntry(fileSystemHandle: CoreFileSystemHandle): boolean {
return (
this.constructor === fileSystemHandle.constructor && (this as any).__path === (fileSystemHandle as any).__path
);
}
/**
* @see https://developer.mozilla.org/en-US/docs/Web/API/FileSystemHandle/queryPermission
*/
public queryPermission(
fileSystemHandlePermissionDescriptor: FileSystemHandlePermissionDescriptor,
): CorePermissionStatus {
// Check if the requested mode is compatible with the context mode
const requestedMode = fileSystemHandlePermissionDescriptor.mode;
const contextMode = this.ctx.mode;
// If requesting readwrite but context only allows read, deny
if (requestedMode === 'readwrite' && contextMode === 'read') {
return new CorePermissionStatus('denied', requestedMode);
}
// Otherwise grant the permission
return new CorePermissionStatus('granted', requestedMode);
}
/**
* @see https://developer.mozilla.org/en-US/docs/Web/API/FileSystemHandle/remove
*/
public async remove({ recursive }: { recursive?: boolean } = { recursive: false }): Promise<void> {
throw new Error('Not implemented');
}
/**
* @see https://developer.mozilla.org/en-US/docs/Web/API/FileSystemHandle/requestPermission
*/
public requestPermission(
fileSystemHandlePermissionDescriptor: FileSystemHandlePermissionDescriptor,
): CorePermissionStatus {
throw new Error('Not implemented');
}
}
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