Files
shockbot/prep/installNodeDependencies.ts
T
2025-12-16 17:47:37 -05:00

127 lines
4.0 KiB
TypeScript

import { existsSync } from "node:fs";
import { join } from "node:path";
import { detect } from "package-manager-detector";
import { resolveCommand } from "package-manager-detector/commands";
import { log } from "../utils/cli.ts";
import { spawn } from "../utils/subprocess.ts";
import type { NodePackageManager, NodePrepResult, PrepDefinition } from "./types.ts";
// package managers that need installation (npm is always available)
type InstallablePackageManager = Exclude<NodePackageManager, "npm">;
// install commands for each package manager
const PM_INSTALL_COMMANDS: Record<InstallablePackageManager, string[]> = {
pnpm: ["npm", "install", "-g", "pnpm"],
yarn: ["npm", "install", "-g", "yarn"],
bun: ["npm", "install", "-g", "bun"],
deno: ["sh", "-c", "curl -fsSL https://deno.land/install.sh | sh"],
};
async function isCommandAvailable(command: string): Promise<boolean> {
const result = await spawn({
cmd: "which",
args: [command],
env: { PATH: process.env.PATH || "" },
});
return result.exitCode === 0;
}
async function installPackageManager(name: InstallablePackageManager): Promise<string | null> {
log.info(`📦 installing ${name}...`);
const [cmd, ...args] = PM_INSTALL_COMMANDS[name];
const result = await spawn({
cmd,
args,
env: { PATH: process.env.PATH || "", HOME: process.env.HOME || "" },
onStderr: (chunk) => process.stderr.write(chunk),
});
if (result.exitCode !== 0) {
return result.stderr || `failed to install ${name}`;
}
// deno installs to $HOME/.deno/bin - add to PATH for subsequent commands
if (name === "deno") {
const denoPath = join(process.env.HOME || "", ".deno", "bin");
process.env.PATH = `${denoPath}:${process.env.PATH}`;
}
log.info(`✅ installed ${name}`);
return null;
}
export const installNodeDependencies: PrepDefinition = {
name: "installNodeDependencies",
shouldRun: () => {
const packageJsonPath = join(process.cwd(), "package.json");
return existsSync(packageJsonPath);
},
run: async (): Promise<NodePrepResult> => {
// detect package manager
const detected = await detect({ cwd: process.cwd() });
if (!detected) {
return {
language: "node",
packageManager: "npm",
dependenciesInstalled: false,
issues: ["no package manager detected from lockfile"],
};
}
const packageManager = detected.name as NodePackageManager;
log.info(`📦 detected package manager: ${packageManager} (${detected.agent})`);
// check if package manager is available, install if needed (npm is always available)
if (packageManager !== "npm" && !(await isCommandAvailable(packageManager))) {
log.info(`${packageManager} not found, attempting to install...`);
const installError = await installPackageManager(packageManager);
if (installError) {
return {
language: "node",
packageManager,
dependenciesInstalled: false,
issues: [installError],
};
}
}
// get the frozen install command (or fallback to regular install)
const resolved =
resolveCommand(detected.agent, "frozen", []) || resolveCommand(detected.agent, "install", []);
if (!resolved) {
return {
language: "node",
packageManager,
dependenciesInstalled: false,
issues: [`no install command found for ${detected.agent}`],
};
}
log.info(`running: ${resolved.command} ${resolved.args.join(" ")}`);
const result = await spawn({
cmd: resolved.command,
args: resolved.args,
env: { PATH: process.env.PATH || "", HOME: process.env.HOME || "" },
onStderr: (chunk) => process.stderr.write(chunk),
});
if (result.exitCode !== 0) {
return {
language: "node",
packageManager,
dependenciesInstalled: false,
issues: [result.stderr || `${resolved.command} exited with code ${result.exitCode}`],
};
}
return {
language: "node",
packageManager,
dependenciesInstalled: true,
issues: [],
};
},
};