// *****************************************************************************
// Copyright (C) 2017 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 } from '@theia/core/shared/inversify';
import { MarkerManager } from '../marker-manager';
import { PROBLEM_KIND } from '../../common/problem-marker';
import { Diagnostic } from '@theia/core/shared/vscode-languageserver-protocol';

export interface ProblemStat {
    errors: number;
    warnings: number;
    infos: number;
}

@injectable()
export class ProblemManager extends MarkerManager<Diagnostic> {

    public getKind(): string {
        return PROBLEM_KIND;
    }

    getProblemStat(): ProblemStat {
        let errors = 0;
        let warnings = 0;
        let infos = 0;
        for (const marker of this.findMarkers()) {
            if (marker.data.severity === 1) {
                errors++;
            } else if (marker.data.severity === 2) {
                warnings++;
            } else if (marker.data.severity === 3) {
                infos++;
            }
        }
        return { errors, warnings, infos };
    }

}