chain_spec.rs

use crate::cli::Cli;
use ferrum_x_runtime::{
    AccountId,
    AuraConfig,
    BalancesConfig,
    EVMConfig,
    EthereumConfig,
    GenesisConfig,
    GrandpaConfig,
    SudoConfig,
    SystemConfig,
    WASM_BINARY, //QuantumPortalConfig
};
use hex_literal::hex;
use sc_service::ChainType;
use sp_consensus_aura::sr25519::AuthorityId as AuraId;
use sp_core::crypto::UncheckedInto;
use sp_core::{Pair, Public, H160, U256};
use sp_finality_grandpa::AuthorityId as GrandpaId;
use std::{collections::BTreeMap, str::FromStr};

// The URL for the telemetry server.
// const STAGING_TELEMETRY_URL: &str = "wss://telemetry.polkadot.io/submit/";

/// Specialized `ChainSpec`. This is a specialization of the general Substrate ChainSpec type.
pub type ChainSpec = sc_service::GenericChainSpec<GenesisConfig>;

// Generate testnet validators using predetermined keys
fn generate_testnet_validators() -> Vec<(AuraId, GrandpaId)> {
    vec![
        (
            hex!["e4c7041b801911eb544eb16df4f6ccabc2167b5100bcce0c68824f53242f8a73"]
                .unchecked_into(),
            hex!["e9b8bcde50960a9aa6cfec3382d520176a5f90db53d0551579e569048fc81c66"]
                .unchecked_into(),
        ),
        (
            hex!["9a0c54b2d0f3b9ffd83b392faa5a5cedab9f6478015c01e8d1485722204e3068"]
                .unchecked_into(),
            hex!["42afdd9402e6b6d82db0ad7e188f72c6937dcb49a7840ae08563b25ab24e0c6a"]
                .unchecked_into(),
        ),
    ]
}

/// Generate a crypto pair from seed.
pub fn get_from_seed<TPublic: Public>(seed: &str) -> <TPublic::Pair as Pair>::Public {
    TPublic::Pair::from_string(&format!("//{seed}"), None)
        .expect("static values are valid; qed")
        .public()
}

// /// Generate an account ID from seed.
// pub fn get_account_id_from_seed<TPublic: Public>(seed: &str) -> AccountId
// where
//     AccountPublic: From<<TPublic::Pair as Pair>::Public>,
// {
//     AccountPublic::from(get_from_seed::<TPublic>(seed)).into_account()
// }

/// Generate an Aura authority key.
pub fn authority_keys_from_seed(s: &str) -> (AuraId, GrandpaId) {
    (get_from_seed::<AuraId>(s), get_from_seed::<GrandpaId>(s))
}

pub fn development_config(_cli: &Cli) -> Result<ChainSpec, String> {
    let wasm_binary = WASM_BINARY.ok_or_else(|| "Development wasm not available".to_string())?;

    Ok(ChainSpec::from_genesis(
        // Name
        "Ferrum X Development",
        // ID
        "dev",
        ChainType::Development,
        move || {
            testnet_genesis(
                wasm_binary,
                // Initial PoA authorities
                vec![
                    authority_keys_from_seed("Alice"),
                    authority_keys_from_seed("Bob"),
                ],
                // Sudo account
                AccountId::from_str("e04cc55ebee1cbce552f250e85c57b70b2e2625b").unwrap(),
                // Pre-funded accounts
                vec![AccountId::from_str("e04cc55ebee1cbce552f250e85c57b70b2e2625b").unwrap()],
                vec![],
                true,
            )
        },
        // Bootnodes
        vec![],
        // Telemetry
        None,
        // Protocol ID
        None,
        None,
        // Properties
        None,
        // Extensions
        None,
    ))
}

pub fn local_testnet_config(_cli: &Cli) -> Result<ChainSpec, String> {
    let wasm_binary = WASM_BINARY.ok_or_else(|| "Development wasm not available".to_string())?;
    Ok(ChainSpec::from_genesis(
        // Name
        "Ferrum X Local Testnet",
        // ID
        "local_testnet",
        ChainType::Local,
        move || {
            testnet_genesis(
                wasm_binary,
                // Initial PoA authorities
                vec![
                    authority_keys_from_seed("Alice"),
                    authority_keys_from_seed("Bob"),
                ],
                // Sudo account
                AccountId::from_str("e04cc55ebee1cbce552f250e85c57b70b2e2625b").unwrap(),
                // Pre-funded accounts
                vec![AccountId::from_str("e04cc55ebee1cbce552f250e85c57b70b2e2625b").unwrap()],
                vec![],
                true,
            )
        },
        // Bootnodes
        vec![],
        // Telemetry
        None,
        // Protocol ID
        None,
        None,
        // Properties
        None,
        // Extensions
        None,
    ))
}

pub fn alpha_testnet_config(_cli: &Cli) -> Result<ChainSpec, String> {
    let wasm_binary = WASM_BINARY.ok_or_else(|| "Development wasm not available".to_string())?;
    // Give your base currency a unit name and decimal places
    let mut properties = sc_chain_spec::Properties::new();
    properties.insert("tokenSymbol".into(), "tFRM".into());
    properties.insert("tokenDecimals".into(), 18.into());
    properties.insert("ss58Format".into(), 42.into());
    Ok(ChainSpec::from_genesis(
        // Name
        "Ferrum X Testnet",
        // ID
        "ferrum_testnet",
        ChainType::Local,
        move || {
            testnet_genesis(
                wasm_binary,
                // Initial PoA authorities
                generate_testnet_validators(),
                // Sudo account
                AccountId::from_str("e04cc55ebee1cbce552f250e85c57b70b2e2625b").unwrap(),
                // Pre-funded accounts
                vec![AccountId::from_str("e04cc55ebee1cbce552f250e85c57b70b2e2625b").unwrap()],
                vec![],
                true,
            )
        },
        // Bootnodes
        vec![],
        // Telemetry
        None,
        // Protocol ID
        None,
        None,
        // Properties
        Some(properties),
        // Extensions
        None,
    ))
}

/// Configure initial storage state for FRAME modules.
fn testnet_genesis(
    wasm_binary: &[u8],
    initial_authorities: Vec<(AuraId, GrandpaId)>,
    root_key: AccountId,
    endowed_accounts: Vec<AccountId>,
    address_list: Vec<String>,
    _enable_println: bool,
) -> GenesisConfig {
    GenesisConfig {
        system: SystemConfig {
            // Add Wasm runtime to storage.
            code: wasm_binary.to_vec(),
        },
        balances: BalancesConfig {
            // Configure endowed accounts with initial balance of 1 << 60.
            balances: endowed_accounts
                .iter()
                .cloned()
                .map(|k| (k, 1 << 60))
                .collect(),
        },
        aura: AuraConfig {
            authorities: initial_authorities.iter().map(|x| (x.0.clone())).collect(),
        },
        grandpa: GrandpaConfig {
            authorities: initial_authorities
                .iter()
                .map(|x| (x.1.clone(), 1))
                .collect(),
        },
        sudo: SudoConfig {
            // Assign network admin rights.
            key: Some(root_key),
        },
        evm: EVMConfig {
            accounts: {
                let map: BTreeMap<_, fp_evm::GenesisAccount> = address_list
                    .into_iter()
                    .map(|address| {
                        (
                            H160::from_str(address.as_str()).expect("internal H160 is valid; qed"),
                            fp_evm::GenesisAccount {
                                balance: U256::from_str("0xffffffffffffffffffffffffffffffff")
                                    .expect("internal U256 is valid; qed"),
                                code: Default::default(),
                                nonce: Default::default(),
                                storage: Default::default(),
                            },
                        )
                    })
                    .collect();
                map
            },
        },
        ethereum: EthereumConfig {},
        dynamic_fee: Default::default(),
        base_fee: Default::default(),
    }
}