// *****************************************************************************
// Copyright (C) 2019 TypeFox and others.
//
// This program and the accompanying materials are made available under the
// terms of the Eclipse Public License v. 2.0 which is available at
// http://www.eclipse.org/legal/epl-2.0.
//
// This Source Code may also be made available under the following Secondary
// Licenses when the conditions for such availability set forth in the Eclipse
// Public License v. 2.0 are satisfied: GNU General Public License, version 2
// with the GNU Classpath Exception which is available at
// https://www.gnu.org/software/classpath/license.html.
//
// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-only WITH Classpath-exception-2.0
// *****************************************************************************

import { injectable, inject } from 'inversify';
import { CommandService } from '../common/command';
import URI from '../common/uri';
import { OpenHandler } from './opener-service';

@injectable()
export class CommandOpenHandler implements OpenHandler {

    readonly id = 'command';

    @inject(CommandService)
    protected readonly commands: CommandService;

    canHandle(uri: URI): number {
        return uri.scheme === 'command' ? 500 : -1;
    }

    async open(uri: URI): Promise<boolean> {
        // eslint-disable-next-line @typescript-eslint/no-explicit-any
        let args: any = [];
        try {
            args = JSON.parse(decodeURIComponent(uri.query));
        } catch {
            // ignore and retry
            try {
                args = JSON.parse(uri.query);
            } catch {
                args = uri.query;
            }
        }
        if (!Array.isArray(args)) {
            args = [args];
        }
        await this.commands.executeCommand(uri.path.toString(), ...args);
        return true;
    }

}