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appwrite

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Appwrite is an open-source self-hosted backend server that abstract and simplify complex and repetitive development tasks behind a very simple REST API

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import { Service } from '../service'; import { AppwriteException, Client } from '../client'; import type { Models } from '../models'; import type { UploadProgress, Payload } from '../client'; import { ImageGravity } from '../enums/image-gravity'; import { ImageFormat } from '../enums/image-format'; export class Storage extends Service { constructor(client: Client) { super(client); } /** * List files * * Get a list of all the user files. You can use the query params to filter * your results. * * @param {string} bucketId * @param {string[]} queries * @param {string} search * @throws {AppwriteException} * @returns {Promise} */ async listFiles(bucketId: string, queries?: string[], search?: string): Promise<Models.FileList> { if (typeof bucketId === 'undefined') { throw new AppwriteException('Missing required parameter: "bucketId"'); } const apiPath = '/storage/buckets/{bucketId}/files'.replace('{bucketId}', bucketId); const payload: Payload = {}; if (typeof queries !== 'undefined') { payload['queries'] = queries; } if (typeof search !== 'undefined') { payload['search'] = search; } const uri = new URL(this.client.config.endpoint + apiPath); return await this.client.call('get', uri, { 'content-type': 'application/json', }, payload); } /** * Create file * * Create a new file. Before using this route, you should create a new bucket * resource using either a [server * integration](https://appwrite.io/docs/server/storage#storageCreateBucket) * API or directly from your Appwrite console. * * Larger files should be uploaded using multiple requests with the * [content-range](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Range) * header to send a partial request with a maximum supported chunk of `5MB`. * The `content-range` header values should always be in bytes. * * When the first request is sent, the server will return the **File** object, * and the subsequent part request must include the file's **id** in * `x-appwrite-id` header to allow the server to know that the partial upload * is for the existing file and not for a new one. * * If you're creating a new file using one of the Appwrite SDKs, all the * chunking logic will be managed by the SDK internally. * * * @param {string} bucketId * @param {string} fileId * @param {File} file * @param {string[]} permissions * @throws {AppwriteException} * @returns {Promise} */ async createFile(bucketId: string, fileId: string, file: File, permissions?: string[], onProgress = (progress: UploadProgress) => {}): Promise<Models.File> { if (typeof bucketId === 'undefined') { throw new AppwriteException('Missing required parameter: "bucketId"'); } if (typeof fileId === 'undefined') { throw new AppwriteException('Missing required parameter: "fileId"'); } if (typeof file === 'undefined') { throw new AppwriteException('Missing required parameter: "file"'); } const apiPath = '/storage/buckets/{bucketId}/files'.replace('{bucketId}', bucketId); const payload: Payload = {}; if (typeof fileId !== 'undefined') { payload['fileId'] = fileId; } if (typeof file !== 'undefined') { payload['file'] = file; } if (typeof permissions !== 'undefined') { payload['permissions'] = permissions; } const uri = new URL(this.client.config.endpoint + apiPath); if(!(file instanceof File)) { throw new AppwriteException('Parameter "file" has to be a File.'); } const size = file.size; if (size <= Service.CHUNK_SIZE) { return await this.client.call('post', uri, { 'content-type': 'multipart/form-data', }, payload); } const apiHeaders: { [header: string]: string } = { 'content-type': 'multipart/form-data', } let offset = 0; let response = undefined; if(fileId != 'unique()') { try { response = await this.client.call('GET', new URL(this.client.config.endpoint + apiPath + '/' + fileId), apiHeaders); offset = response.chunksUploaded * Service.CHUNK_SIZE; } catch(e) { } } while (offset < size) { let end = Math.min(offset + Service.CHUNK_SIZE - 1, size - 1); apiHeaders['content-range'] = 'bytes ' + offset + '-' + end + '/' + size; if (response && response.$id) { apiHeaders['x-appwrite-id'] = response.$id; } const chunk = file.slice(offset, end + 1); payload['file'] = new File([chunk], file.name); response = await this.client.call('post', uri, apiHeaders, payload); if (onProgress) { onProgress({ $id: response.$id, progress: (offset / size) * 100, sizeUploaded: offset, chunksTotal: response.chunksTotal, chunksUploaded: response.chunksUploaded }); } offset += Service.CHUNK_SIZE; } return response; } /** * Get file * * Get a file by its unique ID. This endpoint response returns a JSON object * with the file metadata. * * @param {string} bucketId * @param {string} fileId * @throws {AppwriteException} * @returns {Promise} */ async getFile(bucketId: string, fileId: string): Promise<Models.File> { if (typeof bucketId === 'undefined') { throw new AppwriteException('Missing required parameter: "bucketId"'); } if (typeof fileId === 'undefined') { throw new AppwriteException('Missing required parameter: "fileId"'); } const apiPath = '/storage/buckets/{bucketId}/files/{fileId}'.replace('{bucketId}', bucketId).replace('{fileId}', fileId); const payload: Payload = {}; const uri = new URL(this.client.config.endpoint + apiPath); return await this.client.call('get', uri, { 'content-type': 'application/json', }, payload); } /** * Update file * * Update a file by its unique ID. Only users with write permissions have * access to update this resource. * * @param {string} bucketId * @param {string} fileId * @param {string} name * @param {string[]} permissions * @throws {AppwriteException} * @returns {Promise} */ async updateFile(bucketId: string, fileId: string, name?: string, permissions?: string[]): Promise<Models.File> { if (typeof bucketId === 'undefined') { throw new AppwriteException('Missing required parameter: "bucketId"'); } if (typeof fileId === 'undefined') { throw new AppwriteException('Missing required parameter: "fileId"'); } const apiPath = '/storage/buckets/{bucketId}/files/{fileId}'.replace('{bucketId}', bucketId).replace('{fileId}', fileId); const payload: Payload = {}; if (typeof name !== 'undefined') { payload['name'] = name; } if (typeof permissions !== 'undefined') { payload['permissions'] = permissions; } const uri = new URL(this.client.config.endpoint + apiPath); return await this.client.call('put', uri, { 'content-type': 'application/json', }, payload); } /** * Delete File * * Delete a file by its unique ID. Only users with write permissions have * access to delete this resource. * * @param {string} bucketId * @param {string} fileId * @throws {AppwriteException} * @returns {Promise} */ async deleteFile(bucketId: string, fileId: string): Promise<{}> { if (typeof bucketId === 'undefined') { throw new AppwriteException('Missing required parameter: "bucketId"'); } if (typeof fileId === 'undefined') { throw new AppwriteException('Missing required parameter: "fileId"'); } const apiPath = '/storage/buckets/{bucketId}/files/{fileId}'.replace('{bucketId}', bucketId).replace('{fileId}', fileId); const payload: Payload = {}; const uri = new URL(this.client.config.endpoint + apiPath); return await this.client.call('delete', uri, { 'content-type': 'application/json', }, payload); } /** * Get file for download * * Get a file content by its unique ID. The endpoint response return with a * 'Content-Disposition: attachment' header that tells the browser to start * downloading the file to user downloads directory. * * @param {string} bucketId * @param {string} fileId * @throws {AppwriteException} * @returns {URL} */ getFileDownload(bucketId: string, fileId: string): URL { if (typeof bucketId === 'undefined') { throw new AppwriteException('Missing required parameter: "bucketId"'); } if (typeof fileId === 'undefined') { throw new AppwriteException('Missing required parameter: "fileId"'); } const apiPath = '/storage/buckets/{bucketId}/files/{fileId}/download'.replace('{bucketId}', bucketId).replace('{fileId}', fileId); const payload: Payload = {}; const uri = new URL(this.client.config.endpoint + apiPath); payload['project'] = this.client.config.project; for (const [key, value] of Object.entries(Service.flatten(payload))) { uri.searchParams.append(key, value); } return uri; } /** * Get file preview * * Get a file preview image. Currently, this method supports preview for image * files (jpg, png, and gif), other supported formats, like pdf, docs, slides, * and spreadsheets, will return the file icon image. You can also pass query * string arguments for cutting and resizing your preview image. Preview is * supported only for image files smaller than 10MB. * * @param {string} bucketId * @param {string} fileId * @param {number} width * @param {number} height * @param {ImageGravity} gravity * @param {number} quality * @param {number} borderWidth * @param {string} borderColor * @param {number} borderRadius * @param {number} opacity * @param {number} rotation * @param {string} background * @param {ImageFormat} output * @throws {AppwriteException} * @returns {URL} */ getFilePreview(bucketId: string, fileId: string, width?: number, height?: number, gravity?: ImageGravity, quality?: number, borderWidth?: number, borderColor?: string, borderRadius?: number, opacity?: number, rotation?: number, background?: string, output?: ImageFormat): URL { if (typeof bucketId === 'undefined') { throw new AppwriteException('Missing required parameter: "bucketId"'); } if (typeof fileId === 'undefined') { throw new AppwriteException('Missing required parameter: "fileId"'); } const apiPath = '/storage/buckets/{bucketId}/files/{fileId}/preview'.replace('{bucketId}', bucketId).replace('{fileId}', fileId); const payload: Payload = {}; if (typeof width !== 'undefined') { payload['width'] = width; } if (typeof height !== 'undefined') { payload['height'] = height; } if (typeof gravity !== 'undefined') { payload['gravity'] = gravity; } if (typeof quality !== 'undefined') { payload['quality'] = quality; } if (typeof borderWidth !== 'undefined') { payload['borderWidth'] = borderWidth; } if (typeof borderColor !== 'undefined') { payload['borderColor'] = borderColor; } if (typeof borderRadius !== 'undefined') { payload['borderRadius'] = borderRadius; } if (typeof opacity !== 'undefined') { payload['opacity'] = opacity; } if (typeof rotation !== 'undefined') { payload['rotation'] = rotation; } if (typeof background !== 'undefined') { payload['background'] = background; } if (typeof output !== 'undefined') { payload['output'] = output; } const uri = new URL(this.client.config.endpoint + apiPath); payload['project'] = this.client.config.project; for (const [key, value] of Object.entries(Service.flatten(payload))) { uri.searchParams.append(key, value); } return uri; } /** * Get file for view * * Get a file content by its unique ID. This endpoint is similar to the * download method but returns with no 'Content-Disposition: attachment' * header. * * @param {string} bucketId * @param {string} fileId * @throws {AppwriteException} * @returns {URL} */ getFileView(bucketId: string, fileId: string): URL { if (typeof bucketId === 'undefined') { throw new AppwriteException('Missing required parameter: "bucketId"'); } if (typeof fileId === 'undefined') { throw new AppwriteException('Missing required parameter: "fileId"'); } const apiPath = '/storage/buckets/{bucketId}/files/{fileId}/view'.replace('{bucketId}', bucketId).replace('{fileId}', fileId); const payload: Payload = {}; const uri = new URL(this.client.config.endpoint + apiPath); payload['project'] = this.client.config.project; for (const [key, value] of Object.entries(Service.flatten(payload))) { uri.searchParams.append(key, value); } return uri; } };