ockam_command 0.117.0

use clap::Args;
use colorful::Colorful;

use ockam_api::nodes::models::services::ServiceList;
use ockam_api::nodes::service::default_address::DefaultAddress;
use ockam_api::nodes::BackgroundNodeClient;
use ockam_core::api::Request;
use ockam_node::Context;

use crate::node::NodeOpts;
use crate::util::async_cmd;
use crate::{docs, fmt_err, CommandGlobalOpts};

const PREVIEW_TAG: &str = include_str!("../../static/preview_tag.txt");
const AFTER_LONG_HELP: &str = include_str!("./static/list/after_long_help.txt");

/// List Kafka Producers
#[derive(Args, Clone, Debug)]
#[command(
before_help = docs::before_help(PREVIEW_TAG),
after_long_help = docs::after_help(AFTER_LONG_HELP)
)]
pub struct ListCommand {
    #[command(flatten)]
    node_opts: NodeOpts,
}

impl ListCommand {
    pub fn run(self, opts: CommandGlobalOpts) -> miette::Result<()> {
        async_cmd(&self.name(), opts.clone(), |ctx| async move {
            self.async_run(&ctx, opts).await
        })
    }

    pub fn name(&self) -> String {
        "list kafka producers".into()
    }

    async fn async_run(&self, ctx: &Context, opts: CommandGlobalOpts) -> miette::Result<()> {
        let node = BackgroundNodeClient::create(ctx, &opts.state, &self.node_opts.at_node).await?;
        let services: ServiceList = node
            .ask(
                ctx,
                Request::get(format!("/node/services/{}", DefaultAddress::KAFKA_PRODUCER)),
            )
            .await?;
        if services.list.is_empty() {
            opts.terminal
                .stdout()
                .plain(fmt_err!("No Kafka Producers found on this node"))
                .write_line()?;
        } else {
            let mut buf = String::new();
            buf.push_str("Kafka Producers:\n");
            for service in services.list {
                buf.push_str(&format!("{:2}Address: {}\n", "", service.addr));
            }
            opts.terminal.stdout().plain(buf).write_line()?;
        }
        Ok(())
    }
}