Blame · install-sapling.ts

17fe7cd	1	import { mkdirSync, writeFileSync, existsSync, readFileSync, appendFileSync, unlinkSync, symlinkSync } from "node:fs";
17fe7cd	2	import { join } from "node:path";
17fe7cd	3	import { homedir, platform, arch } from "node:os";
17fe7cd	4	import { execSync } from "node:child_process";
17fe7cd	5
17fe7cd	6	/**
17fe7cd	7	* Download and install the Sapling (sl) binary to ~/.grove/sapling,
17fe7cd	8	* symlink to ~/.grove/bin/sl, and ensure ~/.grove/bin is on PATH.
17fe7cd	9	* Returns a status message or null if no install was needed.
17fe7cd	10	*/
17fe7cd	11	export async function downloadAndInstallSapling(hub: string): Promise<{ installed: boolean; message: string } \| null> {
17fe7cd	12	const os = platform();
17fe7cd	13	if (os !== "linux" && os !== "darwin") return null;
17fe7cd	14
17fe7cd	15	const archName = arch() === "x64" ? "x86_64" : arch();
17fe7cd	16	const tarball = `sl-${os}-${archName}.tar.gz`;
17fe7cd	17	const res = await fetch(`${hub}/downloads/${tarball}`);
17fe7cd	18	if (!res.ok) {
17fe7cd	19	return { installed: false, message: "Sapling binary not available for this platform yet" };
17fe7cd	20	}
17fe7cd	21	const buf = Buffer.from(await res.arrayBuffer());
17fe7cd	22
17fe7cd	23	const groveDir = join(homedir(), ".grove");
17fe7cd	24	const installDir = join(groveDir, "sapling");
17fe7cd	25	const binDir = join(groveDir, "bin");
17fe7cd	26
17fe7cd	27	const tmpTar = join(groveDir, "sl-install.tar.gz");
17fe7cd	28	mkdirSync(installDir, { recursive: true });
17fe7cd	29	mkdirSync(binDir, { recursive: true });
17fe7cd	30	writeFileSync(tmpTar, buf);
17fe7cd	31	execSync(`rm -rf ${installDir} && mkdir -p ${installDir} && tar xzf ${tmpTar} -C ${installDir}`, { stdio: "pipe" });
17fe7cd	32	unlinkSync(tmpTar);
17fe7cd	33
17fe7cd	34	const symlink = join(binDir, "sl");
17fe7cd	35	try { unlinkSync(symlink); } catch {}
17fe7cd	36	symlinkSync(join(installDir, "sl"), symlink);
17fe7cd	37
17fe7cd	38	return { installed: true, message: "Sapling (sl) installed to ~/.grove/bin/sl" };
17fe7cd	39	}
17fe7cd	40
17fe7cd	41	/**
17fe7cd	42	* Ensure ~/.grove/bin is in the user's shell PATH.
17fe7cd	43	* Returns a message about what was done.
17fe7cd	44	*/
17fe7cd	45	export function ensureGroveBinOnPath(): { added: boolean; message: string } {
17fe7cd	46	const os = platform();
17fe7cd	47	const binDir = join(homedir(), ".grove", "bin");
17fe7cd	48	const pathDirs = (process.env.PATH \|\| "").split(":");
17fe7cd	49
17fe7cd	50	if (pathDirs.includes(binDir)) {
17fe7cd	51	return { added: false, message: "~/.grove/bin already on PATH" };
17fe7cd	52	}
17fe7cd	53
17fe7cd	54	// Detect the user's actual shell to pick the right rc file
17fe7cd	55	const shell = process.env.SHELL \|\| "";
17fe7cd	56	let rcName: string;
17fe7cd	57	if (shell.endsWith("/zsh")) {
17fe7cd	58	rcName = ".zshrc";
17fe7cd	59	} else if (shell.endsWith("/bash")) {
17fe7cd	60	rcName = ".bash_profile";
17fe7cd	61	} else if (shell.endsWith("/fish")) {
17fe7cd	62	// fish uses a different syntax, but PATH export still works via conf.d
17fe7cd	63	rcName = ".bash_profile";
17fe7cd	64	} else {
17fe7cd	65	rcName = os === "linux" ? ".bashrc" : ".zshrc";
17fe7cd	66	}
17fe7cd	67	const rcFile = join(homedir(), rcName);
17fe7cd	68	const exportLine = `export PATH="$HOME/.grove/bin:$PATH"`;
17fe7cd	69
17fe7cd	70	try {
17fe7cd	71	const existing = existsSync(rcFile) ? readFileSync(rcFile, "utf-8") : "";
17fe7cd	72	if (!existing.includes(".grove/bin")) {
17fe7cd	73	appendFileSync(rcFile, `\n# Added by Grove\n${exportLine}\n`);
17fe7cd	74	}
17fe7cd	75	return { added: true, message: `Added to ~/${rcName} — restart your shell or run: source ~/${rcName}` };
17fe7cd	76	} catch {
17fe7cd	77	return { added: false, message: `Could not write to ~/${rcName}` };
17fe7cd	78	}
17fe7cd	79	}
17fe7cd	80
17fe7cd	81	/**
17fe7cd	82	* Check if sl is already installed and up-to-date.
17fe7cd	83	*/
17fe7cd	84	export function isSaplingInstalled(): { installed: boolean; outdated: boolean; version?: string } {
17fe7cd	85	try {
17fe7cd	86	const version = execSync("sl --version 2>&1", { stdio: "pipe" }).toString().trim();
17fe7cd	87	const firstLine = version.split("\n")[0];
17fe7cd	88	if (firstLine.includes("0.2.")) {
17fe7cd	89	return { installed: true, outdated: true, version: firstLine };
17fe7cd	90	}
17fe7cd	91	return { installed: true, outdated: false, version: firstLine };
17fe7cd	92	} catch {
17fe7cd	93	return { installed: false, outdated: false };
17fe7cd	94	}
17fe7cd	95	}