use clap::Parser;

use clap_complete::ArgValueCompleter;

use futures_util::SinkExt;

use tokio_stream::StreamExt;

use crate::{

    client::commands::{erroneous_server_response, print_authorization_owner_hint},

    core::{

        completion::prefix_completer,

        protocol::{

            ClientToServerMessageStream, CreateDatabaseError, Request, Response,

            print_create_databases_output_status, print_create_databases_output_status_json,

            request_validation::ValidationError,

        },

        types::MySQLDatabase,

    },

};

#[derive(Parser, Debug, Clone)]

pub struct CreateDbArgs {

    /// The `MySQL` database(s) to create

    #[arg(num_args = 1.., value_name = "DB_NAME")]

    #[cfg_attr(not(feature = "suid-sgid-mode"), arg(add = ArgValueCompleter::new(prefix_completer)))]

    name: Vec<MySQLDatabase>,

    /// Print the information as JSON

    #[arg(short, long)]

    json: bool,

}

    if args.name.is_empty() {

        anyhow::bail!("No database names provided");

    }

    let message = Request::CreateDatabases(args.name.clone());

    server_connection.send(message).await?;

    let result = match server_connection.next().await {

        Some(Ok(Response::CreateDatabases(result))) => result,

        response => return erroneous_server_response(response),

    };

    if args.json {

        print_create_databases_output_status_json(&result);

    } else {

        print_create_databases_output_status(&result);

        if result.iter().any(|(_, res)| {

            matches!(

                res,

                Err(CreateDatabaseError::ValidationError(

                    ValidationError::AuthorizationError(_)

                ))

            )

        }) {

            print_authorization_owner_hint(&mut server_connection).await?;

        }

    }

    server_connection.send(Request::Exit).await?;

    if result.values().any(std::result::Result::is_err) {

        std::process::exit(1);

    }

    Ok(())

}