import * as Log from "../build/output/log";
import createSpinner from "./spinner";
function divideSegments(number, segments) {
    const result = [];
    while(number > 0 && segments > 0){
        const dividedNumber = number < segments ? number : Math.floor(number / segments);
        number -= dividedNumber;
        segments--;
        result.push(dividedNumber);
    }
    return result;
}
export const createProgress = (total, label)=>{
    const segments = divideSegments(total, 4);
    if (total === 0) {
        throw new Error("invariant: progress total can not be zero");
    }
    let currentSegmentTotal = segments.shift();
    let currentSegmentCount = 0;
    let lastProgressOutput = Date.now();
    let curProgress = 0;
    let progressSpinner = createSpinner(`${label} (${curProgress}/${total})`, {
        spinner: {
            frames: [
                "[    ]",
                "[=   ]",
                "[==  ]",
                "[=== ]",
                "[ ===]",
                "[  ==]",
                "[   =]",
                "[    ]",
                "[   =]",
                "[  ==]",
                "[ ===]",
                "[====]",
                "[=== ]",
                "[==  ]",
                "[=   ]"
            ],
            interval: 200
        }
    });
    return ()=>{
        curProgress++;
        // Make sure we only log once
        // - per fully generated segment, or
        // - per minute
        // when not showing the spinner
        if (!progressSpinner) {
            currentSegmentCount++;
            if (currentSegmentCount === currentSegmentTotal) {
                currentSegmentTotal = segments.shift();
                currentSegmentCount = 0;
            } else if (lastProgressOutput + 60000 > Date.now()) {
                return;
            }
            lastProgressOutput = Date.now();
        }
        const isFinished = curProgress === total;
        const message = `${label} (${curProgress}/${total})`;
        if (progressSpinner && !isFinished) {
            progressSpinner.setText(message);
        } else {
            progressSpinner == null ? void 0 : progressSpinner.stop();
            if (isFinished) {
                Log.event(message);
            } else {
                Log.info(`${message} ${process.stdout.isTTY ? "\n" : "\r"}`);
            }
        }
    };
};

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