/*!
 * Copyright (c) Microsoft Corporation and contributors. All rights reserved.
 * Licensed under the MIT License.
 */

/**
 * Available compression algorithms for op compression.
 * @legacy @beta
 */
export enum CompressionAlgorithms {
	lz4 = "lz4",
}

/**
 * Options for op compression.
 * @legacy @beta
 */
export interface ICompressionRuntimeOptions {
	/**
	 * The value the batch's content size must exceed for the batch to be compressed.
	 * By default the value is 600 * 1024 = 614400 bytes. If the value is set to `Infinity`, compression will be disabled.
	 */
	readonly minimumBatchSizeInBytes: number;

	/**
	 * The compression algorithm that will be used to compress the op.
	 * By default the value is `lz4` which is the only compression algorithm currently supported.
	 */
	readonly compressionAlgorithm: CompressionAlgorithms;
}

/**
 * @legacy @beta
 */
export const disabledCompressionConfig: ICompressionRuntimeOptions = {
	minimumBatchSizeInBytes: Number.POSITIVE_INFINITY,
	compressionAlgorithm: CompressionAlgorithms.lz4,
};

export const enabledCompressionConfig = {
	// Batches with content size exceeding this value will be compressed
	minimumBatchSizeInBytes: 614400,
	compressionAlgorithm: CompressionAlgorithms.lz4,
} as const satisfies ICompressionRuntimeOptions;