rain-metadata 0.0.2-alpha.6

Tooling and utilities for RainLanguage metadata.
Documentation 
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use clap::{Subcommand, Parser};
use crate::subgraph::KnownSubgraphs;

/// command related to subgraphs
#[derive(Subcommand, strum::Display)]
pub enum Sg {
    /// show all subgraph URLs
    All,
    /// show all native parser subgraph endpoint URLs
    NativeParser,
    /// show all legacy subgraph endpoint URLs
    Legacy,
    /// show subgraph endpoint URLs of specific chain
    Chain(Chain),
}

#[derive(Parser)]
pub struct Chain {
    /// the chain id of the network
    id: u64,
}

pub fn dispatch(sg: Sg) -> anyhow::Result<()> {
    match sg {
        Sg::All => {
            for url in KnownSubgraphs::ALL.iter() {
                println!("{url}")
            }
        }
        Sg::NativeParser => {
            for url in KnownSubgraphs::NP.iter() {
                println!("{url}")
            }
        }
        Sg::Legacy => {
            for url in KnownSubgraphs::LEGACY.iter() {
                println!("{url}")
            }
        }
        Sg::Chain(chain_id) => {
            for url in KnownSubgraphs::of_chain(chain_id.id)?.iter() {
                println!("{url}")
            }
        }
    };
    Ok(())
}