pub struct Cli {
    client: sdk::Client,
}

impl Cli {
    pub fn new(client: sdk::Client) -> Self {
        Self { client }
    }

    pub fn cli_instance_get() -> clap::Command {
        clap::Command::new("")
    }

    pub async fn execute_instance_get(&self, matches: &clap::ArgMatches) {
        let mut request = self.client.instance_get();
        let result = request.send().await;
        match result {
            Ok(r) => {
                println!("success\n{:#?}", r)
            }
            Err(r) => {
                println!("error\n{:#?}", r)
            }
        }
    }

    pub fn cli_instance_ensure() -> clap::Command {
        clap::Command::new("")
    }

    pub async fn execute_instance_ensure(&self, matches: &clap::ArgMatches) {
        let mut request = self.client.instance_ensure();
        let request = request.body({
            let mut body = types::InstanceEnsureRequest::builder();
            body
        });
        let result = request.send().await;
        match result {
            Ok(r) => {
                println!("success\n{:#?}", r)
            }
            Err(r) => {
                println!("error\n{:#?}", r)
            }
        }
    }

    pub fn cli_instance_issue_crucible_snapshot_request() -> clap::Command {
        clap::Command::new("")
            .arg(
                clap::Arg::new("id")
                    .long("id")
                    .required(true)
                    .value_parser(clap::value_parser!(uuid::Uuid)),
            )
            .arg(
                clap::Arg::new("snapshot-id")
                    .long("snapshot-id")
                    .required(true)
                    .value_parser(clap::value_parser!(uuid::Uuid)),
            )
            .about("Issue a snapshot request to a crucible backend")
    }

    pub async fn execute_instance_issue_crucible_snapshot_request(
        &self,
        matches: &clap::ArgMatches,
    ) {
        let mut request = self.client.instance_issue_crucible_snapshot_request();
        if let Some(value) = matches.get_one::<uuid::Uuid>("id") {
            request = request.id(value.clone());
        }

        if let Some(value) = matches.get_one::<uuid::Uuid>("snapshot-id") {
            request = request.snapshot_id(value.clone());
        }

        let result = request.send().await;
        match result {
            Ok(r) => {
                println!("success\n{:#?}", r)
            }
            Err(r) => {
                println!("error\n{:#?}", r)
            }
        }
    }

    pub fn cli_instance_migrate_status() -> clap::Command {
        clap::Command::new("").arg(
            clap::Arg::new("migration-id")
                .long("migration-id")
                .required(true)
                .value_parser(clap::value_parser!(uuid::Uuid)),
        )
    }

    pub async fn execute_instance_migrate_status(&self, matches: &clap::ArgMatches) {
        let mut request = self.client.instance_migrate_status();
        let request = request.body({
            let mut body = types::InstanceMigrateStatusRequest::builder();
            if let Some(value) = matches.get_one::<uuid::Uuid>("migration-id") {
                body = body.migration_id(value.clone());
            }
            body
        });
        let result = request.send().await;
        match result {
            Ok(r) => {
                println!("success\n{:#?}", r)
            }
            Err(r) => {
                println!("error\n{:#?}", r)
            }
        }
    }

    pub fn cli_instance_serial() -> clap::Command {
        clap::Command::new("")
    }

    pub async fn execute_instance_serial(&self, matches: &clap::ArgMatches) {
        let mut request = self.client.instance_serial();
        let result = request.send().await;
        match result {
            Ok(r) => {
                todo!()
            }
            Err(r) => {
                todo!()
            }
        }
    }

    pub fn cli_instance_state_put() -> clap::Command {
        clap::Command::new("")
    }

    pub async fn execute_instance_state_put(&self, matches: &clap::ArgMatches) {
        let mut request = self.client.instance_state_put();
        let result = request.send().await;
        match result {
            Ok(r) => {
                println!("success\n{:#?}", r)
            }
            Err(r) => {
                println!("error\n{:#?}", r)
            }
        }
    }

    pub fn cli_instance_state_monitor() -> clap::Command {
        clap::Command::new("").arg(
            clap::Arg::new("gen")
                .long("gen")
                .required(true)
                .value_parser(clap::value_parser!(u64)),
        )
    }

    pub async fn execute_instance_state_monitor(&self, matches: &clap::ArgMatches) {
        let mut request = self.client.instance_state_monitor();
        let request = request.body({
            let mut body = types::InstanceStateMonitorRequest::builder();
            if let Some(value) = matches.get_one::<u64>("gen") {
                body = body.gen(value.clone());
            }
            body
        });
        let result = request.send().await;
        match result {
            Ok(r) => {
                println!("success\n{:#?}", r)
            }
            Err(r) => {
                println!("error\n{:#?}", r)
            }
        }
    }

    pub fn get_command(cmd: CliCommand) -> clap::Command {
        match cmd {
            CliCommand::InstanceGet => Self::cli_instance_get(),
            CliCommand::InstanceEnsure => Self::cli_instance_ensure(),
            CliCommand::InstanceIssueCrucibleSnapshotRequest => {
                Self::cli_instance_issue_crucible_snapshot_request()
            }
            CliCommand::InstanceMigrateStatus => Self::cli_instance_migrate_status(),
            CliCommand::InstanceSerial => Self::cli_instance_serial(),
            CliCommand::InstanceStatePut => Self::cli_instance_state_put(),
            CliCommand::InstanceStateMonitor => Self::cli_instance_state_monitor(),
        }
    }

    pub async fn execute(&self, cmd: CliCommand, matches: &clap::ArgMatches) {
        let _ = match cmd {
            CliCommand::InstanceGet => {
                self.execute_instance_get(matches).await;
            }
            CliCommand::InstanceEnsure => {
                self.execute_instance_ensure(matches).await;
            }
            CliCommand::InstanceIssueCrucibleSnapshotRequest => {
                self.execute_instance_issue_crucible_snapshot_request(matches)
                    .await;
            }
            CliCommand::InstanceMigrateStatus => {
                self.execute_instance_migrate_status(matches).await;
            }
            CliCommand::InstanceSerial => {
                self.execute_instance_serial(matches).await;
            }
            CliCommand::InstanceStatePut => {
                self.execute_instance_state_put(matches).await;
            }
            CliCommand::InstanceStateMonitor => {
                self.execute_instance_state_monitor(matches).await;
            }
        };
    }
}

pub trait CliOverride {
    fn cli_instance_get(cmd: clap::Command) -> clap::Command {
        cmd
    }

    fn execute_instance_get(
        &self,
        matches: &clap::ArgMatches,
        request: &mut (),
        body: &mut (),
    ) -> Result<(), String> {
        Ok(())
    }

    fn cli_instance_ensure(cmd: clap::Command) -> clap::Command {
        cmd
    }

    fn execute_instance_ensure(
        &self,
        matches: &clap::ArgMatches,
        request: &mut (),
        body: &mut (),
    ) -> Result<(), String> {
        Ok(())
    }

    fn cli_instance_issue_crucible_snapshot_request(cmd: clap::Command) -> clap::Command {
        cmd
    }

    fn execute_instance_issue_crucible_snapshot_request(
        &self,
        matches: &clap::ArgMatches,
        request: &mut (),
        body: &mut (),
    ) -> Result<(), String> {
        Ok(())
    }

    fn cli_instance_migrate_status(cmd: clap::Command) -> clap::Command {
        cmd
    }

    fn execute_instance_migrate_status(
        &self,
        matches: &clap::ArgMatches,
        request: &mut (),
        body: &mut (),
    ) -> Result<(), String> {
        Ok(())
    }

    fn cli_instance_serial(cmd: clap::Command) -> clap::Command {
        cmd
    }

    fn execute_instance_serial(
        &self,
        matches: &clap::ArgMatches,
        request: &mut (),
        body: &mut (),
    ) -> Result<(), String> {
        Ok(())
    }

    fn cli_instance_state_put(cmd: clap::Command) -> clap::Command {
        cmd
    }

    fn execute_instance_state_put(
        &self,
        matches: &clap::ArgMatches,
        request: &mut (),
        body: &mut (),
    ) -> Result<(), String> {
        Ok(())
    }

    fn cli_instance_state_monitor(cmd: clap::Command) -> clap::Command {
        cmd
    }

    fn execute_instance_state_monitor(
        &self,
        matches: &clap::ArgMatches,
        request: &mut (),
        body: &mut (),
    ) -> Result<(), String> {
        Ok(())
    }
}

#[derive(Copy, Clone, Debug)]
pub enum CliCommand {
    InstanceGet,
    InstanceEnsure,
    InstanceIssueCrucibleSnapshotRequest,
    InstanceMigrateStatus,
    InstanceSerial,
    InstanceStatePut,
    InstanceStateMonitor,
}

impl CliCommand {
    pub fn iter() -> impl Iterator<Item = CliCommand> {
        vec![
            CliCommand::InstanceGet,
            CliCommand::InstanceEnsure,
            CliCommand::InstanceIssueCrucibleSnapshotRequest,
            CliCommand::InstanceMigrateStatus,
            CliCommand::InstanceSerial,
            CliCommand::InstanceStatePut,
            CliCommand::InstanceStateMonitor,
        ]
        .into_iter()
    }
}