#!/usr/bin/env runts -- --allow-read --allow-import

import {
    formatSize2,
    joinPath,
    log,
    term,
} from "https://global.hatter.ink/script/get/@16/deno-commons-mod.ts";

const defaultSkipDirs = [
    ".git",
    ".idea",
    ".gradle",
    "target",
    ".DS_Store",
    ".localized",
    "node_modules",
];

async function listDir(
    dir: string,
    depth: number,
    maxDepth: number,
): Promise<void> {
    const tab = " ".repeat(depth * 4);
    try {
        for await (const dirEntry of Deno.readDir(dir)) {
            if (defaultSkipDirs.includes(dirEntry.name)) {
                continue;
            }
            const fullName = joinPath(dir, dirEntry.name);
            if (dirEntry.isDirectory) {
                const showNextDepth = depth <= maxDepth;
                console.log(
                    `${tab}- [${dirEntry.name}]${
                        showNextDepth ? "" : " ...more dirs..."
                    }`,
                );
                if (showNextDepth) {
                    await listDir(fullName, depth + 1, maxDepth);
                }
            } else {
                let fileDesc = "";
                if (dirEntry.isSymlink) {
                    fileDesc = " 🔗";
                } else if (dirEntry.isFile) {
                    const fileInfo = await Deno.stat(fullName);
                    if (fileInfo.size > 1024 * 1024) {
                        fileDesc = term.red(` - ${formatSize2(fileInfo.size)}`);
                    } else {
                        fileDesc = term.yellow(
                            ` - ${formatSize2(fileInfo.size)}`,
                        );
                    }
                }
                console.log(
                    `${tab}- ${term.green(dirEntry.name)} ${fileDesc}`,
                );
            }
        }
    } catch (e) {
        console.log(term.red(`${tab} ERROR: ${e}`));
    }
}

async function main(): Promise<void> {
    let baseDir = ".";
    if (Deno.args.length > 0) {
        baseDir = Deno.args[0];
    }
    await listDir(baseDir, 0, 10);
}

main().catch((e) => log.error(e));

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