1// Copyright (C) 2023 The Android Open Source Project 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15import {Disposable} from '../base/disposable'; 16import {FuzzyFinder, FuzzySegment} from '../base/fuzzy'; 17import {Registry} from '../base/registry'; 18import {Command} from '../public'; 19 20export interface CommandWithMatchInfo extends Command { 21 segments: FuzzySegment[]; 22} 23 24export class CommandManager { 25 private readonly registry = new Registry<Command>((cmd) => cmd.id); 26 27 get commands(): Command[] { 28 return Array.from(this.registry.values()); 29 } 30 31 registerCommand(cmd: Command): Disposable { 32 return this.registry.register(cmd); 33 } 34 35 // eslint-disable-next-line @typescript-eslint/no-explicit-any 36 runCommand(id: string, ...args: any[]): any { 37 const cmd = this.registry.get(id); 38 return cmd.callback(...args); 39 } 40 41 // Returns a list of commands that match the search term, along with a list 42 // of segments which describe which parts of the command name match and 43 // which don't. 44 fuzzyFilterCommands(searchTerm: string): CommandWithMatchInfo[] { 45 const finder = new FuzzyFinder(this.commands, ({name}) => name); 46 return finder.find(searchTerm).map((result) => { 47 return {segments: result.segments, ...result.item}; 48 }); 49 } 50} 51