//! The verbs `didbot` knows by name.

use didbot_cli::FirstPartyVerb;

/// Every first-party verb, and the binary that answers it.
///
/// `didbot-operator` takes the verb as its own subcommand; `didbot-oauth`
/// and `didbot-register` are one verb each, so the verb is dropped and the
/// rest is passed as typed.
pub const FIRST_PARTY: &[FirstPartyVerb] = &[
    FirstPartyVerb {
        verb: "operate",
        binary: "didbot-operator",
        package: "didbot-operator",
        argv: &["operate"],
        about: "claim a server, admit an account beneath you, or check either",
    },
    FirstPartyVerb {
        verb: "login",
        binary: "didbot-operator",
        package: "didbot-operator",
        argv: &["login"],
        about: "sign in as a deployment's operator",
    },
    FirstPartyVerb {
        verb: "estop",
        binary: "didbot-operator",
        package: "didbot-operator",
        argv: &["estop"],
        about: "read or set a deployment's emergency stop",
    },
    FirstPartyVerb {
        verb: "account",
        binary: "didbot-operator",
        package: "didbot-operator",
        argv: &["account"],
        about: "act on one account: lock, unlock, lift-quarantine, erase, delete, revoke-tokens",
    },
    FirstPartyVerb {
        verb: "app",
        binary: "didbot-operator",
        package: "didbot-operator",
        argv: &["app"],
        about: "act on one OAuth application: end-logins",
    },
    FirstPartyVerb {
        verb: "announce",
        binary: "didbot-operator",
        package: "didbot-operator",
        argv: &["announce"],
        about: "ask the relay to crawl a deployment",
    },
    FirstPartyVerb {
        verb: "oauth",
        binary: "didbot-oauth",
        package: "didbot-agentd",
        argv: &[],
        about: "answer sign-ins as an agent: pending, show, approve, decline",
    },
    FirstPartyVerb {
        verb: "register",
        binary: "didbot-register",
        package: "didbot-agentd",
        argv: &[],
        about: "make this machine an account, with a key that never leaves it",
    },
];

/// The verb table as `--help` shows it.
pub fn help_table() -> String {
    let width = FIRST_PARTY
        .iter()
        .map(|row| row.verb.len())
        .max()
        .unwrap_or(0);
    let mut out = String::from("Verbs:\n");
    for row in FIRST_PARTY {
        out.push_str(&format!(
            "  {:<width$}  {} [{}]\n",
            row.verb, row.about, row.binary
        ));
    }
    out.push_str(
        "  <other>   didbot-<other> from PATH, with the rest of the command line\n\
         \n\
         `didbot help <verb>` is `didbot <verb> --help`.",
    );
    out
}