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| async singleFileUploadResolver( | |
| parent, | |
| { file }: { file: Promise<File> } | |
| ): Promise<ApolloServerFileUploads.UploadedFileResponse> { | |
| const { stream, filename, mimetype, encoding } = await file; | |
| // Create the destination file path | |
| const filePath = this.createDestinationFilePath( | |
| filename, | |
| mimetype, | |
| encoding | |
| ); | |
| // Create an upload stream that goes to S3 | |
| const uploadStream = this.createUploadStream(filePath); | |
| // Pipe the file data into the upload stream | |
| stream.pipe(uploadStream.writeStream); | |
| // Start the stream | |
| const result = await uploadStream.promise; | |
| // Get the link representing the uploaded file | |
| const link = result.Location; | |
| // (optional) save it to our database | |
| return { filename, mimetype, encoding, url: result.Location }; | |
| } |
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