99 lines
2.8 KiB
Dart
99 lines
2.8 KiB
Dart
import 'dart:async';
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import 'package:dart_framework/utils/system_util.dart';
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import 'command_base.dart';
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import 'package:oto_cli/cli/cli.dart';
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class CommandManager {
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Map<String, CommandBase> commandMap = {};
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CommandManager(List<CommandBase> commands) {
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for (var command in commands) {
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commandMap[command.name] = command;
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}
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}
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Future execute(String? command, List<String> parameters) async {
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if (command == null) {
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printHelp();
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} else {
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if (commandMap.containsKey(command)) {
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var argStr = '';
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for (var arg in parameters) {
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argStr += '$arg, ';
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}
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var printHelp = false;
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var commandItem = commandMap[command]!;
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if (argStr.isNotEmpty) {
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if (parameters[0].contains('-h')) {
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commandItem.printHelp();
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printHelp = true;
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} else {
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argStr = argStr.replaceFirst(', ', '', argStr.length - 3);
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argStr = ', Arguments: [$argStr]';
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}
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}
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if (!printHelp) {
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if(parameters.isEmpty) {
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commandItem.printHelp();
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} else {
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await CLI.println('Execute command: $command$argStr',
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color: Color.green);
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try {
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await commandItem.execute(parameters);
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} on Exception catch(e, stacktace) {
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print('');
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var message = e.toString().replaceAll('Exception:', '');
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await CLI.println('${CLI.style('Error:', background: Color.red)} $message');
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print('');
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}
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}
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}
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} else {
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printHelp(append: [
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'${CLI.style('Error:', background: Color.red)} The ${CLI.style('"$command"', color: Color.red, style: Style.bold)} command does not exist.'
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]);
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}
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}
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return simpleFuture;
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}
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void printHelp({List<String>? append}) {
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var serviceName = CLI.current.config.serviceName;
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var exeName = CLI.executableFileName;
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final commandTag = '{COMMAND}';
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var list = [
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'',
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'A command-line $serviceName.',
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'',
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'Usage: ${CLI.style('$exeName <command> <-h|[arguments]>', color: Color.greenStrong)}',
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'',
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'Available Command:',
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commandTag,
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'',
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'Command options:',
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' -h Print help for the current command.',
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'',
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'',
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"Run `$exeName <command> -h` for more information about a command.",
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];
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var index = list.indexOf(commandTag);
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list.removeAt(index);
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if (commandMap.isNotEmpty) {
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List<String> commandDescs = [];
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for (var item in commandMap.entries) {
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commandDescs.add(item.value.getCommandDescription());
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}
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list.insertAll(index, commandDescs);
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}
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if (append != null) {
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list.insertAll(0, append);
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list.insert(0, '');
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}
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CLI.print(list);
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}
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}
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