naisys/dist/command/shellCommand.js

NAISYS - Autonomous AI agent runner with built-in context management and cost tracking

import { getPlatformConfig } from "../services/runtime/shellPlatform.js";
export function createShellCommand(shellWrapper, inputMode, pagedOutputBuffer) {
    const platformConfig = getPlatformConfig();
    const isShellSuspended = () => shellWrapper.isShellSuspended();
    const isSecureContinuation = () => shellWrapper.isSecureContinuation();
    const getCommandElapsedTimeString = () => shellWrapper.getCommandElapsedTimeString();
    const getCurrentCommandName = () => shellWrapper.getCurrentCommandName();
    async function handleCommand(input) {
        const cmdParams = input.split(" ");
        let response;
        let label;
        if (!isShellSuspended()) {
            if (["nano", "vi", "vim"].includes(cmdParams[0])) {
                // Route user to context friendly edit commands that can read/write the entire file in one go
                // Having EOF in quotes is important as it prevents the shell from replacing $variables with bash values
                throw `${cmdParams[0]} not supported. Use \`cat\` to read a file and \`cat > filename << 'EOF'\` to write a file`;
            }
            if (cmdParams[0] == "lynx" && cmdParams[1] != "--dump") {
                throw `Interactive mode with lynx is not supported. Use --dump with lynx to view a website`;
            }
            if (cmdParams[0] == "exit") {
                if (inputMode.isLLM()) {
                    throw "Use 'ns-session compact/complete' to finish the session";
                }
                // Only the debug user is allowed to exit the shell
                else if (inputMode.isDebug()) {
                    await shellWrapper.terminate();
                    return { exitApp: true };
                }
            }
            label = input.trim();
            response = await shellWrapper.executeCommand(input);
        }
        // Else shell is suspended, continue
        else {
            // Secure continuations carry a secret (password / API key) — label by
            // the running command so neither the source line nor the ns-more
            // prefix exposes it. Non-secure continuations use the typed input.
            label = isSecureContinuation() ? getCurrentCommandName() : input.trim();
            response = await shellWrapper.continueCommand({
                kind: "input",
                text: input,
            });
        }
        response = pagedOutputBuffer.setContent(label, response);
        if (response.endsWith(": command not found") ||
            response.includes("is not recognized")) {
            response += "\n" + platformConfig.invalidCommandMessage;
        }
        return { response, exitApp: false };
    }
    return {
        isShellSuspended,
        isSecureContinuation,
        getCommandElapsedTimeString,
        getCurrentCommandName,
        handleCommand,
    };
}
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