400 lines
13 KiB
TypeScript
400 lines
13 KiB
TypeScript
import { Command, Option } from "commander";
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import fs from "node:fs/promises";
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import os from "node:os";
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import path from "node:path";
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import { getSubCliEntries, registerSubCliByName } from "./program/register.subclis.js";
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export function registerCompletionCli(program: Command) {
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program
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.command("completion")
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.description("Generate shell completion script")
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.addOption(
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new Option("-s, --shell <shell>", "Shell to generate completion for")
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.choices(["zsh", "bash", "powershell", "fish"])
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.default("zsh"),
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)
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.option("-i, --install", "Install completion script to shell profile")
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.option("-y, --yes", "Skip confirmation (non-interactive)", false)
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.action(async (options) => {
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const shell = options.shell;
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// Eagerly register all subcommands to build the full tree
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const entries = getSubCliEntries();
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for (const entry of entries) {
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// Skip completion command itself to avoid cycle if we were to add it to the list
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if (entry.name === "completion") {
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continue;
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}
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await registerSubCliByName(program, entry.name);
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}
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if (options.install) {
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await installCompletion(shell, Boolean(options.yes), program.name());
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return;
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}
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let script = "";
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if (shell === "zsh") {
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script = generateZshCompletion(program);
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} else if (shell === "bash") {
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script = generateBashCompletion(program);
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} else if (shell === "powershell") {
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script = generatePowerShellCompletion(program);
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} else if (shell === "fish") {
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script = generateFishCompletion(program);
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}
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console.log(script);
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});
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}
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export async function installCompletion(shell: string, yes: boolean, binName = "openclaw") {
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const home = process.env.HOME || os.homedir();
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let profilePath = "";
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let sourceLine = "";
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if (shell === "zsh") {
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profilePath = path.join(home, ".zshrc");
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sourceLine = `source <(${binName} completion --shell zsh)`;
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} else if (shell === "bash") {
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// Try .bashrc first, then .bash_profile
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profilePath = path.join(home, ".bashrc");
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try {
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await fs.access(profilePath);
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} catch {
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profilePath = path.join(home, ".bash_profile");
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}
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sourceLine = `source <(${binName} completion --shell bash)`;
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} else if (shell === "fish") {
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profilePath = path.join(home, ".config", "fish", "config.fish");
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sourceLine = `${binName} completion --shell fish | source`;
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} else {
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console.error(`Automated installation not supported for ${shell} yet.`);
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return;
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}
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try {
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// Check if profile exists
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try {
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await fs.access(profilePath);
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} catch {
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if (!yes) {
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console.warn(`Profile not found at ${profilePath}. Created a new one.`);
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}
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await fs.mkdir(path.dirname(profilePath), { recursive: true });
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await fs.writeFile(profilePath, "", "utf-8");
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}
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const content = await fs.readFile(profilePath, "utf-8");
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if (content.includes(`${binName} completion`)) {
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if (!yes) {
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console.log(`Completion already installed in ${profilePath}`);
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}
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return;
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}
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if (!yes) {
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// Simple confirmation could go here if we had a prompter,
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// but for now we assume --yes or manual invocation implies consent or we print info.
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// Since we don't have a prompter passed in here easily without adding deps, we'll log.
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console.log(`Installing completion to ${profilePath}...`);
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}
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await fs.appendFile(profilePath, `\n# OpenClaw Completion\n${sourceLine}\n`);
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console.log(`Completion installed. Restart your shell or run: source ${profilePath}`);
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} catch (err) {
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console.error(`Failed to install completion: ${err as string}`);
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}
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}
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function generateZshCompletion(program: Command): string {
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const rootCmd = program.name();
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const script = `
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#compdef ${rootCmd}
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_${rootCmd}_root_completion() {
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local -a commands
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local -a options
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_arguments -C \\
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${generateZshArgs(program)} \\
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${generateZshSubcmdList(program)} \\
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"*::arg:->args"
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case $state in
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(args)
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case $line[1] in
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${program.commands.map((cmd) => `(${cmd.name()}) _${rootCmd}_${cmd.name().replace(/-/g, "_")} ;;`).join("\n ")}
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esac
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;;
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esac
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}
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${generateZshSubcommands(program, rootCmd)}
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compdef _${rootCmd}_root_completion ${rootCmd}
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`;
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return script;
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}
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function generateZshArgs(cmd: Command): string {
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return (cmd.options || [])
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.map((opt) => {
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const flags = opt.flags.split(/[ ,|]+/);
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const name = flags.find((f) => f.startsWith("--")) || flags[0];
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const short = flags.find((f) => f.startsWith("-") && !f.startsWith("--"));
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const desc = opt.description.replace(/'/g, "'\\''");
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if (short) {
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return `"(${name} ${short})"{${name},${short}}"[${desc}]"`;
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}
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return `"${name}[${desc}]"`;
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})
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.join(" \\\n ");
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}
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function generateZshSubcmdList(cmd: Command): string {
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const list = cmd.commands
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.map((c) => {
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const desc = c
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.description()
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.replace(/'/g, "'\\''")
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.replace(/\[/g, "\\[")
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.replace(/\]/g, "\\]");
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return `'${c.name()}[${desc}]'`;
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})
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.join(" ");
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return `"1: :_values 'command' ${list}"`;
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}
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function generateZshSubcommands(program: Command, prefix: string): string {
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let script = "";
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for (const cmd of program.commands) {
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const cmdName = cmd.name();
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const funcName = `_${prefix}_${cmdName.replace(/-/g, "_")}`;
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// Recurse first
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script += generateZshSubcommands(cmd, `${prefix}_${cmdName.replace(/-/g, "_")}`);
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const subCommands = cmd.commands;
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if (subCommands.length > 0) {
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script += `
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${funcName}() {
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local -a commands
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local -a options
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_arguments -C \\
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${generateZshArgs(cmd)} \\
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${generateZshSubcmdList(cmd)} \\
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"*::arg:->args"
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case $state in
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(args)
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case $line[1] in
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${subCommands.map((sub) => `(${sub.name()}) ${funcName}_${sub.name().replace(/-/g, "_")} ;;`).join("\n ")}
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esac
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;;
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esac
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}
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`;
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} else {
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script += `
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${funcName}() {
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_arguments -C \\
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${generateZshArgs(cmd)}
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}
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`;
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}
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}
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return script;
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}
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function generateBashCompletion(program: Command): string {
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// Simplified Bash completion using dynamic iteration logic (often hardcoded in static scripts)
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// For a robust implementation, usually one maps out the tree.
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// This assumes a simple structure.
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const rootCmd = program.name();
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// We can use a recursive function to build the case statements
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return `
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_${rootCmd}_completion() {
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local cur prev opts
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COMPREPLY=()
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cur="\${COMP_WORDS[COMP_CWORD]}"
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prev="\${COMP_WORDS[COMP_CWORD-1]}"
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# Simple top-level completion for now
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opts="${program.commands.map((c) => c.name()).join(" ")} ${program.options.map((o) => o.flags.split(" ")[0]).join(" ")}"
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case "\${prev}" in
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${program.commands.map((cmd) => generateBashSubcommand(cmd)).join("\n ")}
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esac
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if [[ \${cur} == -* ]] ; then
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COMPREPLY=( $(compgen -W "\${opts}" -- \${cur}) )
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return 0
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fi
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COMPREPLY=( $(compgen -W "\${opts}" -- \${cur}) )
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}
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complete -F _${rootCmd}_completion ${rootCmd}
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`;
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}
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function generateBashSubcommand(cmd: Command): string {
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// This is a naive implementation; fully recursive bash completion is complex to generate as a single string without improved state tracking.
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// For now, let's provide top-level command recognition.
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return `${cmd.name()})
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opts="${cmd.commands.map((c) => c.name()).join(" ")} ${cmd.options.map((o) => o.flags.split(" ")[0]).join(" ")}"
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COMPREPLY=( $(compgen -W "\${opts}" -- \${cur}) )
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return 0
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;;`;
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}
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function generatePowerShellCompletion(program: Command): string {
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const rootCmd = program.name();
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const visit = (cmd: Command, parents: string[]): string => {
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const cmdName = cmd.name();
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const fullPath = [...parents, cmdName].join(" ");
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let script = "";
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// Command completion for this level
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const subCommands = cmd.commands.map((c) => c.name());
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const options = cmd.options.map((o) => o.flags.split(/[ ,|]+/)[0]); // Take first flag
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const allCompletions = [...subCommands, ...options].map((s) => `'${s}'`).join(",");
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if (allCompletions.length > 0) {
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script += `
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if ($commandPath -eq '${fullPath}') {
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$completions = @(${allCompletions})
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$completions | Where-Object { $_ -like "$wordToComplete*" } | ForEach-Object {
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[System.Management.Automation.CompletionResult]::new($_, $_, 'ParameterName', $_)
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}
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}
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`;
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}
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// Recurse
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for (const sub of cmd.commands) {
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script += visit(sub, [...parents, cmdName]);
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}
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return script;
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};
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const rootBody = visit(program, []);
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return `
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Register-ArgumentCompleter -Native -CommandName ${rootCmd} -ScriptBlock {
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param($wordToComplete, $commandAst, $cursorPosition)
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$commandElements = $commandAst.CommandElements
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$commandPath = ""
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# Reconstruct command path (simple approximation)
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# Skip the executable name
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for ($i = 1; $i -lt $commandElements.Count; $i++) {
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$element = $commandElements[$i].Extent.Text
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if ($element -like "-*") { break }
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if ($i -eq $commandElements.Count - 1 -and $wordToComplete -ne "") { break } # Don't include current word being typed
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$commandPath += "$element "
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}
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$commandPath = $commandPath.Trim()
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# Root command
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if ($commandPath -eq "") {
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$completions = @(${program.commands.map((c) => `'${c.name()}'`).join(",")}, ${program.options.map((o) => `'${o.flags.split(" ")[0]}'`).join(",")})
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$completions | Where-Object { $_ -like "$wordToComplete*" } | ForEach-Object {
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[System.Management.Automation.CompletionResult]::new($_, $_, 'ParameterName', $_)
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}
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}
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${rootBody}
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}
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`;
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}
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function generateFishCompletion(program: Command): string {
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const rootCmd = program.name();
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let script = "";
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const visit = (cmd: Command, parents: string[]) => {
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const cmdName = cmd.name();
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const fullPath = [...parents];
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if (parents.length > 0) {
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fullPath.push(cmdName);
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} // Only push if not root, or consistent root handling
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// Fish uses 'seen_subcommand_from' to determine context.
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// For root: complete -c openclaw -n "__fish_use_subcommand" -a "subcmd" -d "desc"
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// Root logic
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if (parents.length === 0) {
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// Subcommands of root
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for (const sub of cmd.commands) {
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const desc = sub.description().replace(/'/g, "'\\''");
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script += `complete -c ${rootCmd} -n "__fish_use_subcommand" -a "${sub.name()}" -d '${desc}'\n`;
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}
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// Options of root
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for (const opt of cmd.options) {
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const flags = opt.flags.split(/[ ,|]+/);
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const long = flags.find((f) => f.startsWith("--"))?.replace(/^--/, "");
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const short = flags
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.find((f) => f.startsWith("-") && !f.startsWith("--"))
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?.replace(/^-/, "");
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const desc = opt.description.replace(/'/g, "'\\''");
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let line = `complete -c ${rootCmd} -n "__fish_use_subcommand"`;
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if (short) {
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line += ` -s ${short}`;
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}
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if (long) {
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line += ` -l ${long}`;
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}
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line += ` -d '${desc}'\n`;
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script += line;
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}
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} else {
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// Nested commands
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// Logic: if seen subcommand matches parents...
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// But fish completion logic is simpler if we just say "if we haven't seen THIS command yet but seen parent"
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// Actually, a robust fish completion often requires defining a function to check current line.
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// For simplicity, we'll assume standard fish helper __fish_seen_subcommand_from.
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// To properly scope to 'openclaw gateway' and not 'openclaw other gateway', we need to check the sequence.
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// A simplified approach:
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// Subcommands
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for (const sub of cmd.commands) {
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const desc = sub.description().replace(/'/g, "'\\''");
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script += `complete -c ${rootCmd} -n "__fish_seen_subcommand_from ${cmdName}" -a "${sub.name()}" -d '${desc}'\n`;
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}
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// Options
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for (const opt of cmd.options) {
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const flags = opt.flags.split(/[ ,|]+/);
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const long = flags.find((f) => f.startsWith("--"))?.replace(/^--/, "");
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const short = flags
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.find((f) => f.startsWith("-") && !f.startsWith("--"))
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?.replace(/^-/, "");
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const desc = opt.description.replace(/'/g, "'\\''");
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let line = `complete -c ${rootCmd} -n "__fish_seen_subcommand_from ${cmdName}"`;
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if (short) {
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line += ` -s ${short}`;
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}
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if (long) {
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line += ` -l ${long}`;
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}
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line += ` -d '${desc}'\n`;
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script += line;
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}
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}
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for (const sub of cmd.commands) {
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visit(sub, [...parents, cmdName]);
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}
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};
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visit(program, []);
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return script;
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}
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