Kordophone/kpcli/src/client/mod.rs

use kordophone::APIInterface;
use kordophone::api::http_client::HTTPAPIClient;
use kordophone::api::http_client::Credentials;

use dotenv;
use clap::Subcommand;
use crate::printers::ConversationPrinter;

#[derive(Subcommand)]
pub enum Commands {
    /// Prints all known conversations on the server.
    Conversations,

    /// Prints the server Kordophone version.
    Version,
}

impl Commands {
    pub async fn run(cmd: Commands) -> Result<(), Box<dyn std::error::Error>> {
        let mut client = ClientCli::new();
        match cmd {
            Commands::Version => client.print_version().await,
            Commands::Conversations => client.print_conversations().await,
        }
    }
}

struct ClientCli {
    api: HTTPAPIClient,
}

impl ClientCli {
    pub fn new() -> Self {
        dotenv::dotenv().ok();

        // read from env
        let base_url = std::env::var("KORDOPHONE_API_URL")
            .expect("KORDOPHONE_API_URL must be set");

        let credentials = Credentials {
            username: std::env::var("KORDOPHONE_USERNAME")
                .expect("KORDOPHONE_USERNAME must be set"),

            password: std::env::var("KORDOPHONE_PASSWORD")
                .expect("KORDOPHONE_PASSWORD must be set"),
        };

        let api = HTTPAPIClient::new(base_url.parse().unwrap(), credentials.into());
        Self { api: api }
    }

    pub async fn print_version(&mut self) -> Result<(), Box<dyn std::error::Error>> {
        let version = self.api.get_version().await?;
        println!("Version: {}", version);
        Ok(())
    }

    pub async fn print_conversations(&mut self) -> Result<(), Box<dyn std::error::Error>> {
        let conversations = self.api.get_conversations().await?;
        for conversation in conversations {
            println!("{}", ConversationPrinter::new(&conversation));
        }

        Ok(())
    }
}