create-guilded-bot/packages/cli/lib/installDependencies.ts

import { exec, spawn } from "child_process";
import { platform, userInfo } from "os";
import * as logger from "../utils/logger"


export default function install(packageManager: "npm" | "pnpm" | "yarn" | null, workingDirectory: string) {
    const cmds = {
        npm: {
            win32: {
                command: "npm.cmd",
                args: ["install"],
                full: "npm.cmd install"
            },

            linux: {
                command: "npm.cmd",
                args: ["install"],
                full: "npm install"
            },

            darwin: {
                command: "npm",
                args: ["install"],
                full: "npm install"
            }
        },
        pnpm: {
            win32: {
                command: "pnpm.cmd",
                args: ["i"],
                full: "pnpm.cmd install"
            },

            linux: {
                command: "pnpm",
                args: ["i"],
                full: "pnpm install"
            },

            darwin: {
                command: "pnpm",
                args: ["i"],
                full: "pnpm install"
            }
        },
        yarn: {
            win32: {
                command: "yarn.cmd",
                args: [],
                full: "yarn.cmd"
            },

            linux: {
                command: "yarn",
                args: [],
                full: "yarn"
            },

            darwin: {
                command: "yarn",
                args: [],
                full: "yarn"
            }
        }
    }
    switch (packageManager) {
        case null:
            exec("npm config set color always")
            logger.info("Installing dependencies with npm.")
            const spawnedNPM = spawn(`${cmds.npm[platform()].command}`, cmds.npm[platform()].args, { cwd: workingDirectory })

            spawnedNPM.stdout.on("data", (out) => {
                logger.custom("npm", out.toString().trim())
            })
        default:
            logger.info(`Installing dependencies with ${packageManager}`)
            const spawnedAny = spawn(`${cmds[packageManager][platform()].command}`, cmds[packageManager][platform()].args, { cwd: workingDirectory })

            spawnedAny.stdout.on("data", (out) => {
                logger.custom(packageManager, out.toString().trim())
            })        

            spawnedAny.stderr.on("data", (err) => {
                logger.customError(packageManager, err.toString().trim())
            })
    }
}