WIP

packages/client/lib/commands/SORT.ts

@@ -1,13 +1,59 @@
-import { RedisCommandArguments } from '.';
-import { pushSortArguments, SortOptions } from './generic-transformers';
+import { RedisArgument, ArrayReply, BlobStringReply, Command } from '../RESP/types';
 
-export const FIRST_KEY_INDEX = 1;
-
-export function transformArguments(
-    key: string,
-    options?: SortOptions
-): RedisCommandArguments {
-    return pushSortArguments(['SORT', key], options);
+export interface SortOptions {
+  BY?: string;
+  LIMIT?: {
+    offset: number;
+    count: number;
+  },
+  GET?: string | Array<string>;
+  DIRECTION?: 'ASC' | 'DESC';
+  ALPHA?: true;
 }
 
-export declare function transformReply(): Array<string>;
+export function transformSortArguments(
+  command: RedisArgument,
+  options?: SortOptions
+) {
+  const args = [command];
+
+  if (options?.BY) {
+    args.push('BY', options.BY);
+  }
+
+  if (options?.LIMIT) {
+    args.push(
+      'LIMIT',
+      options.LIMIT.offset.toString(),
+      options.LIMIT.count.toString()
+    );
+  }
+
+  if (options?.GET) {
+    if (typeof options.GET === 'string') {
+      args.push('GET', options.GET);
+    } else {
+      for (const pattern of options.GET) {
+        args.push('GET', pattern);
+      }
+    }
+  }
+
+  if (options?.DIRECTION) {
+    args.push(options.DIRECTION);
+  }
+
+  if (options?.ALPHA) {
+    args.push('ALPHA');
+  }
+
+  return args;
+}
+
+export default {
+  FIRST_KEY_INDEX: 1,
+  IS_READ_ONLY: true,
+  transformArguments: transformSortArguments.bind(undefined, 'SORT'),
+  transformReply: undefined as unknown as () => ArrayReply<BlobStringReply>
+} as const satisfies Command;
+