derw/build/cli/install.js

An Elm-inspired language that transpiles to TypeScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.install = install;
const baner_1 = require("@eeue56/baner");
const result_1 = require("@eeue56/ts-core/build/main/lib/result");
const child_process_1 = require("child_process");
const promises_1 = require("fs/promises");
const package_1 = require("../package");
const utils_1 = require("./utils");
const installParser = (0, baner_1.parser)([
    (0, baner_1.longFlag)("name", "name of the package e.g derw-lang/stdlib", (0, baner_1.string)()),
    (0, baner_1.longFlag)("version", "name of the package e.g main or master", (0, baner_1.string)()),
    (0, baner_1.longFlag)("quiet", "Keep it short and sweet", (0, baner_1.empty)()),
    (0, baner_1.bothFlag)("h", "help", "This help text", (0, baner_1.empty)()),
]);
function showInstallHelp() {
    console.log("To install a new package run `derw install --name {package name} --version {version}`");
    console.log("Or run me without args inside a package directory to install all packages in derw-package.json");
    console.log((0, baner_1.help)(installParser));
}
async function install(isInPackageDirectory, argv) {
    if (!isInPackageDirectory) {
        console.log("No derw-package.json found. Maybe you need to run `derw init` first?");
        process.exit(1);
    }
    const program = (0, baner_1.parse)(installParser, argv);
    if (program.flags["h/help"].isPresent) {
        showInstallHelp();
        return;
    }
    const isQuiet = program.flags.quiet.isPresent;
    const isInstallNewPackage = program.flags.name.isPresent;
    if (argv.length > 3 && !(isInstallNewPackage || isQuiet)) {
        showInstallHelp();
        return;
    }
    const packageFile = await (0, package_1.loadPackageFile)("derw-package.json");
    if (packageFile.kind === "Err") {
        console.log("Failed to parse package file due to:");
        console.log(packageFile.error);
        process.exit(1);
    }
    const errors = (0, baner_1.allErrors)(program);
    if (errors.length > 0) {
        console.log("Errors:");
        console.log(errors.join("\n"));
        process.exit(1);
    }
    let validPackage = packageFile.value;
    if (isInstallNewPackage) {
        const name = program.flags.name.arguments.value;
        let version = "main";
        if (program.flags.version.isPresent) {
            version = program.flags.version.arguments.value;
        }
        if (!isQuiet)
            console.log("Reading derw-package.json...");
        validPackage = (0, package_1.addDependency)((0, package_1.Dependency)(name, version), validPackage);
        if (!isQuiet) {
            console.log(`Writing new package ${name}@${version} to derw-package.json...`);
        }
        await (0, promises_1.writeFile)("derw-package.json", (0, package_1.exportPackage)(validPackage));
        if (!isQuiet)
            console.log("Done!");
    }
    if (validPackage.dependencies.length === 0) {
        console.log("No dependencies to install!");
        return;
    }
    else {
        if (!isQuiet)
            console.log("Installing packages...");
        await installPackages(validPackage, isQuiet, []);
        if (!isQuiet)
            console.log(`Installed ${validPackage.dependencies.length} packages`);
    }
}
function isPackageAlreadyThere(package_, packages) {
    for (const p of packages) {
        if (package_.name === p.name)
            return true;
    }
    return false;
}
function isAlreadyInstalled(dependency, alreadyInstalledDependency) {
    return (alreadyInstalledDependency.filter((d) => d.name === dependency.name && d.version === dependency.version).length > 0);
}
async function installPackages(validPackage, isQuiet, alreadyInstalledDependencies) {
    await (0, utils_1.ensureDirectoryExists)("derw-packages");
    const installedPackages = [];
    for (const dependency of validPackage.dependencies) {
        const alreadyInstalled = isAlreadyInstalled(dependency, alreadyInstalledDependencies);
        if (alreadyInstalled)
            continue;
        if (!isQuiet)
            console.log(`Fetching ${dependency.name}@${dependency.version}...`);
        const depPackage = await fetchDependencyPackage(dependency);
        if (depPackage.kind === "Ok") {
            if (!isPackageAlreadyThere(depPackage.value, installedPackages)) {
                const subpackages = await installPackages(depPackage.value, isQuiet, [
                    ...alreadyInstalledDependencies,
                    ...validPackage.dependencies,
                ]);
                for (const subpackage of subpackages) {
                    installedPackages.push(subpackage);
                }
            }
        }
        await cloneRepo(dependency);
        await checkoutRef(dependency);
        if (await (0, utils_1.fileExists)(`derw-packages/${dependency.name}/package.json`)) {
            if (!isQuiet)
                console.log("Installing npm packages...");
            await npmInstall(dependency);
        }
        if (depPackage.kind === "Ok") {
            installedPackages.push(depPackage.value);
        }
    }
    return installedPackages;
}
async function cloneRepo(dependency) {
    await (0, utils_1.ensureDirectoryExists)(`derw-packages/${dependency.name}`);
    const res = (0, child_process_1.spawnSync)("git", ["clone", `https://github.com/${dependency.name}.git`, dependency.name], { cwd: "derw-packages", encoding: "utf-8" });
    if (res.error) {
        console.log(`Encountered error cloning ${dependency.name}`);
        console.log(res.error);
    }
}
async function checkoutRef(dependency) {
    let res = (0, child_process_1.spawnSync)("git", ["fetch", `origin`, `${dependency.version}`], {
        cwd: `derw-packages/${dependency.name}`,
        encoding: "utf-8",
    });
    if (res.error) {
        console.log(`Encountered error fetching ${dependency.name}`);
        console.log(res.error);
    }
    res = (0, child_process_1.spawnSync)("git", ["reset", "--hard", `origin/${dependency.version}`], {
        cwd: `derw-packages/${dependency.name}`,
        encoding: "utf-8",
    });
    if (res.error) {
        console.log(`Encountered error checkout ${dependency.name}`);
        console.log(res.error);
    }
    res = (0, child_process_1.spawnSync)("git", ["reset", "--hard", `${dependency.version}`], {
        cwd: `derw-packages/${dependency.name}`,
        encoding: "utf-8",
    });
    if (res.error) {
        console.log(`Encountered error checkout ${dependency.name}`);
        console.log(res.error);
    }
}
async function npmInstall(dependency) {
    const res = (0, child_process_1.spawnSync)("npm", ["install"], {
        cwd: `derw-packages/${dependency.name}`,
        encoding: "utf-8",
    });
    if (res.error) {
        console.log(`Encountered error installing npm packages from ${dependency.name}`);
        console.log(res.error);
    }
}
async function fetchDependencyPackage(dependency) {
    try {
        const response = await fetch(`https://raw.githubusercontent.com/${dependency.name}/${dependency.version}/derw-package.json`);
        return (0, package_1.decodePackage)(await response.json());
    }
    catch (error) {
        console.log(error);
        return (0, result_1.Err)(`Failed to fetch ${dependency.name}@${dependency.version}`);
    }
}