sunshine-identity-cli 0.2.2

Cli interface for the identity module.
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use crate::error::{Error, Result};
use clap::Clap;
use substrate_subxt::sp_core::crypto::Ss58Codec;
use substrate_subxt::system::System;
use substrate_subxt::Runtime;
use sunshine_core::{ChainClient, Ss58};
use sunshine_identity_client::{
    resolve, Error as IdentityError, Identifier, Identity, IdentityClient,
};

#[derive(Clone, Debug, Clap)]
pub struct DeviceAddCommand {
    pub device: String,
}

impl DeviceAddCommand {
    pub async fn exec<R: Runtime + Identity, C: IdentityClient<R>>(
        &self,
        client: &C,
    ) -> Result<(), C::Error>
    where
        <R as System>::AccountId: Ss58Codec,
    {
        let device: Ss58<R> = self.device.parse()?;
        client.add_key(&device.0).await.map_err(Error::Client)?;
        Ok(())
    }
}

#[derive(Clone, Debug, Clap)]
pub struct DeviceRemoveCommand {
    pub device: String,
}

impl DeviceRemoveCommand {
    pub async fn exec<R: Runtime + Identity, C: IdentityClient<R>>(
        &self,
        client: &C,
    ) -> Result<(), C::Error>
    where
        <R as System>::AccountId: Ss58Codec,
        <C as ChainClient<R>>::Error: From<IdentityError>,
    {
        let device: Ss58<R> = self.device.parse()?;
        client.remove_key(&device.0).await.map_err(Error::Client)?;
        Ok(())
    }
}

#[derive(Clone, Debug, Clap)]
pub struct DeviceListCommand {
    pub identifier: Option<String>,
}

impl DeviceListCommand {
    pub async fn exec<R: Runtime + Identity, C: IdentityClient<R>>(
        &self,
        client: &C,
    ) -> Result<(), C::Error>
    where
        <R as System>::AccountId: Ss58Codec,
        <C as ChainClient<R>>::Error: From<IdentityError>,
    {
        let identifier: Option<Identifier<R>> = if let Some(identifier) = &self.identifier {
            Some(identifier.parse()?)
        } else {
            None
        };
        let uid = resolve(client, identifier).await.map_err(Error::Client)?;
        for key in client.fetch_keys(uid, None).await.map_err(Error::Client)? {
            println!("{}", key.to_ss58check());
        }
        Ok(())
    }
}

#[derive(Clone, Debug, Clap)]
pub struct DevicePaperkeyCommand;

impl DevicePaperkeyCommand {
    pub async fn exec<R: Runtime + Identity, C: IdentityClient<R>>(
        &self,
        client: &C,
    ) -> Result<(), C::Error>
    where
        <C as ChainClient<R>>::Error: From<IdentityError>,
    {
        println!("Generating a new paper key.");
        let mnemonic = client.add_paperkey().await.map_err(Error::Client)?;
        println!("Here is your secret paper key phrase:");
        let words: Vec<_> = mnemonic.phrase().split(' ').collect();
        println!();
        println!("{}", words[..12].join(" "));
        println!("{}", words[12..].join(" "));
        println!();
        println!("Write it down and keep somewhere safe.");
        Ok(())
    }
}