import { Connection } from "vscode-languageserver/node";
import { NavigatorSettings } from "./types";

import { WorkDoneProgressBegin, WorkDoneProgressEnd, WorkDoneProgressReport, WorkDoneProgress } from "vscode-languageserver-protocol";

import { nanoid } from "nanoid/non-secure";

export async function startProgress(connection: Connection, title: string, settings: NavigatorSettings): Promise<string | null> {
    if (!settings.enableProgress) {
        return null;
    }
    const progressToken = nanoid();

    await connection.sendRequest("window/workDoneProgress/create", {
        token: progressToken,
    });

    const beginReport: WorkDoneProgressBegin = {
        title,
        cancellable: false,
        kind: "begin",
    };

    connection.sendProgress(WorkDoneProgress.type, progressToken, beginReport);

    return progressToken;
}

export function endProgress(connection: Connection, progressToken: string | null) {
    if (!progressToken) return;

    const endReport = <WorkDoneProgressEnd>{ kind: "end" };
    connection.sendProgress(WorkDoneProgress.type, progressToken, endReport);
    return;
}