lib.rs

#![cfg_attr(not(feature = "std"), no_std)]
// `construct_runtime!` does a lot of recursion and requires us to increase the limit to 256.
#![recursion_limit = "256"]

// Make the WASM binary available.
#[cfg(feature = "std")]
include!(concat!(env!("OUT_DIR"), "/wasm_binary.rs"));

/// Constant values used within the runtime.
pub mod constants;
/// Generated voter bag information.
mod voter_bags;

use codec::Decode;

use pallet_grandpa::AuthorityId as GrandpaId;
use pallet_election_provider_multi_phase::SolutionAccuracyOf;
use frame_election_provider_support::{
	onchain, BalancingConfig, ElectionDataProvider, SequentialPhragmen, VoteWeight,
};
use frame_system::{EnsureRoot,  EnsureSigned};

use sp_api::impl_runtime_apis;
use sp_core::{crypto::KeyTypeId, OpaqueMetadata};
use sp_runtime::{
	create_runtime_str, generic, impl_opaque_keys,
	traits::{
		AccountIdLookup, BlakeTwo256, Block as BlockT, IdentifyAccount, NumberFor, One, Verify,
		OpaqueKeys, Identity, 
	},
	curve::PiecewiseLinear,
	transaction_validity::{TransactionSource, TransactionValidity, TransactionPriority},
	ApplyExtrinsicResult, MultiSignature,
};
// use pallet_session::ShouldEndSession;


use sp_std::prelude::*;
#[cfg(feature = "std")]
use sp_version::NativeVersion;
use sp_version::RuntimeVersion;

use node_primitives::Moment;
use constants::{currency::*, time::*};

#[cfg(any(feature = "std", test))]
pub use pallet_staking::StakerStatus;

// A few exports that help ease life for downstream crates.
pub use frame_support::{
	dispatch::DispatchClass,
	pallet_prelude::Get,
	construct_runtime, parameter_types,
	traits::{
		ConstU128, ConstU32, ConstU64, ConstU8, KeyOwnerProofSystem, Randomness, StorageInfo, AsEnsureOriginWithArg
	},
	
	weights::{
		constants::{
			BlockExecutionWeight, ExtrinsicBaseWeight, RocksDbWeight, WEIGHT_REF_TIME_PER_SECOND,
		},
		IdentityFee, Weight,
	},
	StorageValue,
};

pub use frame_system::Call as SystemCall;
pub use pallet_balances::Call as BalancesCall;
pub use pallet_timestamp::Call as TimestampCall;
use pallet_transaction_payment::{ConstFeeMultiplier, CurrencyAdapter, Multiplier};
#[cfg(any(feature = "std", test))]
pub use sp_runtime::BuildStorage;
pub use sp_runtime::{Perbill, Permill};

/// Import the template pallet.
pub use pallet_template;

/// An index to a block.
pub type BlockNumber = u32;

/// Alias to 512-bit hash when used in the context of a transaction signature on the chain.
pub type Signature = MultiSignature;

/// Some way of identifying an account on the chain. We intentionally make it equivalent
/// to the public key of our transaction signing scheme.
pub type AccountId = <<Signature as Verify>::Signer as IdentifyAccount>::AccountId;

/// Balance of an account.
pub type Balance = u128;


/// Index of a transaction in the chain.
pub type Index = u32;

/// A hash of some data used by the chain.
pub type Hash = sp_core::H256;
pub type Nonce = u32;

impl_opaque_keys! {
	pub struct SessionKeys {
		pub babe: Babe,
		pub grandpa: Grandpa,
	}
}

/// The BABE epoch configuration at genesis.
pub const BABE_GENESIS_EPOCH_CONFIG: sp_consensus_babe::BabeEpochConfiguration =
	sp_consensus_babe::BabeEpochConfiguration {
		c: PRIMARY_PROBABILITY,
		allowed_slots: sp_consensus_babe::AllowedSlots::PrimaryAndSecondaryPlainSlots,
	};

// To learn more about runtime versioning, see:
// https://docs.substrate.io/main-docs/build/upgrade#runtime-versioning
#[sp_version::runtime_version]
pub const VERSION: RuntimeVersion = RuntimeVersion {
	spec_name: create_runtime_str!("node-template"),
	impl_name: create_runtime_str!("node-template"),
	authoring_version: 1,
	// The version of the runtime specification. A full node will not attempt to use its native
	//   runtime in substitute for the on-chain Wasm runtime unless all of `spec_name`,
	//   `spec_version`, and `authoring_version` are the same between Wasm and native.
	// This value is set to 100 to notify Polkadot-JS App (https://polkadot.js.org/apps) to use
	//   the compatible custom types.
	spec_version: 100,
	impl_version: 1,
	apis: RUNTIME_API_VERSIONS,
	transaction_version: 1,
	state_version: 1,
};

/// This determines the average expected block time that we are targeting.
/// Blocks will be produced at a minimum duration defined by `SLOT_DURATION`.
/// `SLOT_DURATION` is picked up by `pallet_timestamp` which is in turn picked
/// up by `pallet_babe` to implement `fn slot_duration()`.
///
/// Change this to adjust the block time.
pub const MILLISECS_PER_BLOCK: u64 = 6000;

// NOTE: Currently it is not possible to change the slot duration after the chain has started.
//       Attempting to do so will brick block production.
pub const SLOT_DURATION: u64 = MILLISECS_PER_BLOCK;

// Time is measured by number of blocks.
pub const MINUTES: BlockNumber = 60_000 / (MILLISECS_PER_BLOCK as BlockNumber);
pub const HOURS: BlockNumber = MINUTES * 60;
pub const DAYS: BlockNumber = HOURS * 24;

/// The version information used to identify this runtime when compiled natively.
#[cfg(feature = "std")]
pub fn native_version() -> NativeVersion {
	NativeVersion { runtime_version: VERSION, can_author_with: Default::default() }
}

const NORMAL_DISPATCH_RATIO: Perbill = Perbill::from_percent(75);

parameter_types! {
	pub const BlockHashCount: BlockNumber = 2400;
	pub const Version: RuntimeVersion = VERSION;
	/// We allow for 2 seconds of compute with a 6 second average block time.
	pub RuntimeBlockWeights: frame_system::limits::BlockWeights =
		frame_system::limits::BlockWeights::with_sensible_defaults(
			Weight::from_parts(2u64 * WEIGHT_REF_TIME_PER_SECOND, u64::MAX),
			NORMAL_DISPATCH_RATIO,
		);
	pub RuntimeBlockLength: frame_system::limits::BlockLength = frame_system::limits::BlockLength
		::max_with_normal_ratio(5 * 1024 * 1024, NORMAL_DISPATCH_RATIO);
	pub const SS58Prefix: u8 = 42;
	
}

// Configure FRAME pallets to include in runtime.

impl frame_system::Config for Runtime {
	/// The basic call filter to use in dispatchable.
	type BaseCallFilter = frame_support::traits::Everything;
	/// Block & extrinsics weights: base values and limits.
	type BlockWeights = RuntimeBlockWeights;
	/// The maximum length of a block (in bytes).
	type BlockLength = RuntimeBlockLength;
	/// The identifier used to distinguish between accounts.
	type AccountId = AccountId;
	/// The aggregated dispatch type that is available for extrinsics.
	type RuntimeCall = RuntimeCall;
	/// The lookup mechanism to get account ID from whatever is passed in dispatchers.
	type Lookup = AccountIdLookup<AccountId, ()>;
	/// The index type for storing how many extrinsics an account has signed.
	// type Index = Index;
	/// The index type for blocks.
	// type BlockNumber = BlockNumber;
	type Block = Block;
	type Nonce = Nonce;
	/// The type for hashing blocks and tries.
	type Hash = Hash;
	/// The hashing algorithm used.
	type Hashing = BlakeTwo256;
	/// The header type.
	// type Header = generic::Header<BlockNumber, BlakeTwo256>;
	/// The ubiquitous event type.
	type RuntimeEvent = RuntimeEvent;
	/// The ubiquitous origin type.
	type RuntimeOrigin = RuntimeOrigin;
	/// Maximum number of block number to block hash mappings to keep (oldest pruned first).
	type BlockHashCount = BlockHashCount;
	/// The weight of database operations that the runtime can invoke.
	type DbWeight = RocksDbWeight;
	/// Version of the runtime.
	type Version = Version;
	/// Converts a module to the index of the module in `construct_runtime!`.
	///
	/// This type is being generated by `construct_runtime!`.
	type PalletInfo = PalletInfo;
	/// What to do if a new account is created.
	type OnNewAccount = ();
	/// What to do if an account is fully reaped from the system.
	type OnKilledAccount = ();
	/// The data to be stored in an account.
	type AccountData = pallet_balances::AccountData<Balance>;
	/// Weight information for the extrinsics of this pallet.
	type SystemWeightInfo = ();
	/// This is used as an identifier of the chain. 42 is the generic substrate prefix.
	type SS58Prefix = SS58Prefix;
	/// The set code logic, just the default since we're not a parachain.
	type OnSetCode = ();
	type MaxConsumers = frame_support::traits::ConstU32<16>;
}

parameter_types! {
	// NOTE: Currently it is not possible to change the epoch duration after the chain has started.
	//       Attempting to do so will brick block production.
	pub const EpochDuration: u64 = EPOCH_DURATION_IN_SLOTS;
	pub const ExpectedBlockTime: Moment = MILLISECS_PER_BLOCK;
	pub const ReportLongevity: u64 = 24 * 28 * 6 * EpochDuration::get();
		// BondingDuration::get() as u64 * SessionsPerEra::get() as u64 * EpochDuration::get();
	pub const MaxAuthorities: u32 = 100;
}

impl pallet_babe::Config for Runtime {
	type EpochDuration = EpochDuration;
	type ExpectedBlockTime = ExpectedBlockTime;
	type EpochChangeTrigger = pallet_babe::SameAuthoritiesForever;
	type DisabledValidators = (); // TODO Session;
	type WeightInfo = ();
	type MaxAuthorities = MaxAuthorities;
	type KeyOwnerProof = <() as KeyOwnerProofSystem<(KeyTypeId, pallet_babe::AuthorityId)>>::Proof;
		// TODO <Historical as KeyOwnerProofSystem<(KeyTypeId, pallet_babe::AuthorityId)>>::Proof;
	type EquivocationReportSystem = ();
	type Committee = TemplateModule;
		// TODO pallet_babe::EquivocationReportSystem<Self, Offences, Historical, ReportLongevity>;
}

impl pallet_grandpa::Config for Runtime {
	type RuntimeEvent = RuntimeEvent;

	type WeightInfo = ();
	type MaxAuthorities = ConstU32<32>;
	type MaxSetIdSessionEntries = ConstU64<0>;

	type KeyOwnerProof = sp_core::Void;
	type EquivocationReportSystem = ();
}

impl pallet_timestamp::Config for Runtime {
	/// A timestamp: milliseconds since the unix epoch.
	type Moment = u64;
	type OnTimestampSet = Babe;
	type MinimumPeriod = ConstU64<{ SLOT_DURATION / 2 }>;
	type WeightInfo = ();
}

/// Existential deposit.
pub const EXISTENTIAL_DEPOSIT: u128 = 500;

impl pallet_balances::Config for Runtime {
	type MaxLocks = ConstU32<50>;
	type MaxReserves = ();
	type ReserveIdentifier = [u8; 8];
	/// The type for recording an account's balance.
	type Balance = Balance;
	/// The ubiquitous event type.
	type RuntimeEvent = RuntimeEvent;
	type DustRemoval = ();
	type ExistentialDeposit = ConstU128<EXISTENTIAL_DEPOSIT>;
	type AccountStore = System;
	type WeightInfo = pallet_balances::weights::SubstrateWeight<Runtime>;
	type FreezeIdentifier = ();
	type MaxFreezes = ();
	type RuntimeHoldReason = ();
	type MaxHolds = ();
}

parameter_types! {
	pub FeeMultiplier: Multiplier = Multiplier::one();
}

impl pallet_transaction_payment::Config for Runtime {
	type RuntimeEvent = RuntimeEvent;
	type OnChargeTransaction = CurrencyAdapter<Balances, ()>;
	type OperationalFeeMultiplier = ConstU8<5>;
	type WeightToFee = IdentityFee<Balance>;
	type LengthToFee = IdentityFee<Balance>;
	type FeeMultiplierUpdate = ConstFeeMultiplier<FeeMultiplier>;
}

impl pallet_sudo::Config for Runtime {
	type RuntimeEvent = RuntimeEvent;
	type RuntimeCall = RuntimeCall;
	type WeightInfo = pallet_sudo::weights::SubstrateWeight<Runtime>;
}

parameter_types! {
	// phase durations. 1/4 of the last session for each.
	pub const SignedPhase: u32 = EPOCH_DURATION_IN_BLOCKS / 4;
	pub const UnsignedPhase: u32 = EPOCH_DURATION_IN_BLOCKS / 4;

	// signed config
	pub const SignedRewardBase: Balance = 1 * DOLLARS;
	pub const SignedDepositBase: Balance = 1 * DOLLARS;
	pub const SignedDepositByte: Balance = 1 * CENTS;

	pub BetterUnsignedThreshold: Perbill = Perbill::from_rational(1u32, 10_000);

	// miner configs
	/// We prioritize im-online heartbeats over election solution submission.
	pub const StakingUnsignedPriority: TransactionPriority = TransactionPriority::max_value() / 2;
	pub const MultiPhaseUnsignedPriority: TransactionPriority = StakingUnsignedPriority::get() - 1u64;
	pub MinerMaxWeight: Weight = RuntimeBlockWeights::get()
		.get(DispatchClass::Normal)
		.max_extrinsic.expect("Normal extrinsics have a weight limit configured; qed")
		.saturating_sub(BlockExecutionWeight::get());
	// Solution can occupy 90% of normal block size
	pub MinerMaxLength: u32 = Perbill::from_rational(9u32, 10) *
		*RuntimeBlockLength::get()
		.max
		.get(DispatchClass::Normal);
}

frame_election_provider_support::generate_solution_type!(
	#[compact]
	pub struct NposSolution16::<
		VoterIndex = u32,
		TargetIndex = u16,
		Accuracy = sp_runtime::PerU16,
		MaxVoters = MaxElectingVoters,
	>(16)
);

parameter_types! {
	pub MaxNominations: u32 = <NposSolution16 as frame_election_provider_support::NposSolution>::LIMIT as u32;
	pub MaxElectingVoters: u32 = 40_000;
	pub MaxElectableTargets: u16 = 10_000;
	// OnChain values are lower.
	pub MaxOnChainElectingVoters: u32 = 5000;
	pub MaxOnChainElectableTargets: u16 = 1250;
	// The maximum winners that can be elected by the Election pallet which is equivalent to the
	// maximum active validators the staking pallet can have.
	pub MaxActiveValidators: u32 = 1000;
}

/// The numbers configured here could always be more than the the maximum limits of staking pallet
/// to ensure election snapshot will not run out of memory. For now, we set them to smaller values
/// since the staking is bounded and the weight pipeline takes hours for this single pallet.
pub struct ElectionProviderBenchmarkConfig;
impl pallet_election_provider_multi_phase::BenchmarkingConfig for ElectionProviderBenchmarkConfig {
	const VOTERS: [u32; 2] = [1000, 2000];
	const TARGETS: [u32; 2] = [500, 1000];
	const ACTIVE_VOTERS: [u32; 2] = [500, 800];
	const DESIRED_TARGETS: [u32; 2] = [200, 400];
	const SNAPSHOT_MAXIMUM_VOTERS: u32 = 1000;
	const MINER_MAXIMUM_VOTERS: u32 = 1000;
	const MAXIMUM_TARGETS: u32 = 300;
}

/// Maximum number of iterations for balancing that will be executed in the embedded OCW
/// miner of election provider multi phase.
pub const MINER_MAX_ITERATIONS: u32 = 10;

/// A source of random balance for NposSolver, which is meant to be run by the OCW election miner.
pub struct OffchainRandomBalancing;
impl Get<Option<BalancingConfig>> for OffchainRandomBalancing {
	fn get() -> Option<BalancingConfig> {
		use sp_runtime::traits::TrailingZeroInput;
		let iterations = match MINER_MAX_ITERATIONS {
			0 => 0,
			max => {
				let seed = sp_io::offchain::random_seed();
				let random = <u32>::decode(&mut TrailingZeroInput::new(&seed))
					.expect("input is padded with zeroes; qed") %
					max.saturating_add(1);
				random as usize
			},
		};

		let config = BalancingConfig { iterations, tolerance: 0 };
		Some(config)
	}
}

pub struct OnChainSeqPhragmen;
impl onchain::Config for OnChainSeqPhragmen {
	type System = Runtime;
	type Solver = SequentialPhragmen<
		AccountId,
		pallet_election_provider_multi_phase::SolutionAccuracyOf<Runtime>,
	>;
	type DataProvider = <Runtime as pallet_election_provider_multi_phase::Config>::DataProvider;
	type WeightInfo = frame_election_provider_support::weights::SubstrateWeight<Runtime>;
	type MaxWinners = <Runtime as pallet_election_provider_multi_phase::Config>::MaxWinners;
	type VotersBound = MaxOnChainElectingVoters;
	type TargetsBound = MaxOnChainElectableTargets;
}

impl pallet_election_provider_multi_phase::MinerConfig for Runtime {
	type AccountId = AccountId;
	type MaxLength = MinerMaxLength;
	type MaxWeight = MinerMaxWeight;
	type Solution = NposSolution16;
	type MaxVotesPerVoter =
	<<Self as pallet_election_provider_multi_phase::Config>::DataProvider as ElectionDataProvider>::MaxVotesPerVoter;
	type MaxWinners = MaxActiveValidators;

	// The unsigned submissions have to respect the weight of the submit_unsigned call, thus their
	// weight estimate function is wired to this call's weight.
	fn solution_weight(v: u32, t: u32, a: u32, d: u32) -> Weight {
		<
			<Self as pallet_election_provider_multi_phase::Config>::WeightInfo
			as
			pallet_election_provider_multi_phase::WeightInfo
		>::submit_unsigned(v, t, a, d)
	}
}

impl<C> frame_system::offchain::SendTransactionTypes<C> for Runtime
where
	RuntimeCall: From<C>,
{
	type Extrinsic = UncheckedExtrinsic;
	type OverarchingCall = RuntimeCall;
}

impl pallet_election_provider_multi_phase::Config for Runtime {
	type RuntimeEvent = RuntimeEvent;
	type Currency = Balances;
	type EstimateCallFee = TransactionPayment;
	type SignedPhase = SignedPhase;
	type UnsignedPhase = UnsignedPhase;
	type BetterUnsignedThreshold = BetterUnsignedThreshold;
	type BetterSignedThreshold = ();
	type OffchainRepeat = OffchainRepeat;
	type MinerTxPriority = MultiPhaseUnsignedPriority;
	type MinerConfig = Self;
	type SignedMaxSubmissions = ConstU32<10>;
	type SignedRewardBase = SignedRewardBase;
	type SignedDepositBase = SignedDepositBase;
	type SignedDepositByte = SignedDepositByte;
	type SignedMaxRefunds = ConstU32<3>;
	type SignedDepositWeight = ();
	type SignedMaxWeight = MinerMaxWeight;
	type SlashHandler = (); // burn slashes
	type RewardHandler = (); // nothing to do upon rewards
	type DataProvider = Staking;
	type Fallback = onchain::OnChainExecution<OnChainSeqPhragmen>;
	type GovernanceFallback = onchain::OnChainExecution<OnChainSeqPhragmen>;
	type Solver = SequentialPhragmen<AccountId, SolutionAccuracyOf<Self>, OffchainRandomBalancing>;
	type ForceOrigin = EnsureRoot<AccountId>; // TODO EnsureRootOrHalfCouncil
	type MaxElectableTargets = MaxElectableTargets;
	type MaxWinners = MaxActiveValidators;
	type MaxElectingVoters = MaxElectingVoters;
	type BenchmarkingConfig = ElectionProviderBenchmarkConfig;
	type WeightInfo = pallet_election_provider_multi_phase::weights::SubstrateWeight<Self>;
}

parameter_types! {
	pub const SessionsPerEra: sp_staking::SessionIndex = 6;
	pub const BondingDuration: sp_staking::EraIndex = 24 * 28;
	pub const SlashDeferDuration: sp_staking::EraIndex = 24 * 7; // 1/4 the bonding duration.
	pub const RewardCurve: &'static PiecewiseLinear<'static> = &REWARD_CURVE;
	pub const MaxNominatorRewardedPerValidator: u32 = 256;
	pub const OffendingValidatorsThreshold: Perbill = Perbill::from_percent(17);
	pub OffchainRepeat: BlockNumber = 5;
	pub HistoryDepth: u32 = 84;
}

pub struct StakingBenchmarkingConfig;
impl pallet_staking::BenchmarkingConfig for StakingBenchmarkingConfig {
	type MaxNominators = ConstU32<1000>;
	type MaxValidators = ConstU32<1000>;
}

impl pallet_staking::Config for Runtime {
	type Currency = Balances;// <Runtime as pallet_template::Config>::Score;
	type CurrencyBalance = Balance;// pallet_template::Score::Balance; //Balance;
	type UnixTime = Timestamp;
	type MaxNominations = MaxNominations;
	type CurrencyToVote = sp_staking::currency_to_vote::U128CurrencyToVote;
	type RewardRemainder = (); // TODO Treasury
	type RuntimeEvent = RuntimeEvent;
	type Slash = ();//pallet_template::ScoreBalanceOf<AccountId>; // TODO Treasury send the slashed funds to the treasury.
	type Reward = (); // rewards are minted from the void
	type SessionsPerEra = SessionsPerEra;
	type BondingDuration = BondingDuration;
	type SlashDeferDuration = SlashDeferDuration;
	/// TODO A super-majority of the council can cancel the slash.
	// type AdminOrigin = EitherOfDiverse<
	// 	EnsureRoot<AccountId>,
	// 	pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 3, 4>,
	// >;
	type AdminOrigin = EnsureRoot<AccountId>;
	type SessionInterface = Self;
	type EraPayout = pallet_staking::ConvertCurve<RewardCurve>;
	type NextNewSession = Session; //call pallet_session
	type MaxNominatorRewardedPerValidator = MaxNominatorRewardedPerValidator;
	type OffendingValidatorsThreshold = OffendingValidatorsThreshold;
	type ElectionProvider = ElectionProviderMultiPhase;
	type GenesisElectionProvider = onchain::OnChainExecution<OnChainSeqPhragmen>;
	type VoterList = VoterList;
	// This a placeholder, to be introduced in the next PR as an instance of bags-list
	type TargetList = pallet_staking::UseValidatorsMap<Self>;
	type MaxUnlockingChunks = ConstU32<32>;
	type HistoryDepth = HistoryDepth;
	// type OnStakerSlash = (); // NominationPools
	type WeightInfo = pallet_staking::weights::SubstrateWeight<Runtime>;
	type BenchmarkingConfig = StakingBenchmarkingConfig;
	type EventListeners = ();
}
parameter_types! {
	pub const BagThresholds: &'static [u64] = &voter_bags::THRESHOLDS;
}

type VoterBagsListInstance = pallet_bags_list::Instance1;
impl pallet_bags_list::Config<VoterBagsListInstance> for Runtime {
	type RuntimeEvent = RuntimeEvent;
	/// The voter bags-list is loosely kept up to date, and the real source of truth for the score
	/// of each node is the staking pallet.
	type ScoreProvider = Staking;
	type BagThresholds = BagThresholds;
	type Score = VoteWeight;
	type WeightInfo = pallet_bags_list::weights::SubstrateWeight<Runtime>;
}

impl pallet_session::Config for Runtime {
	type RuntimeEvent = RuntimeEvent;
	type ValidatorId = <Self as frame_system::Config>::AccountId;
	type ValidatorIdOf = pallet_staking::StashOf<Self>;
	type ShouldEndSession = Babe;
	type NextSessionRotation = Babe;
	// type SessionManager = pallet_session::historical::NoteHistoricalRoot<Self, Staking>;
	type SessionManager = TemplateModule;
	type SessionHandler =  <SessionKeys as OpaqueKeys>::KeyTypeIdProviders;
	type Keys = SessionKeys;
	type WeightInfo = pallet_session::weights::SubstrateWeight<Runtime>;
}

impl pallet_session::historical::Config for Runtime {
	type FullIdentification = pallet_staking::Exposure<AccountId, Balance>;
	type FullIdentificationOf = pallet_staking::ExposureOf<Runtime>;
}

pallet_staking_reward_curve::build! {
	const REWARD_CURVE: PiecewiseLinear<'static> = curve!(
		min_inflation: 0_025_000,
		max_inflation: 0_100_000,
		ideal_stake: 0_500_000,
		falloff: 0_050_000,
		max_piece_count: 40,
		test_precision: 0_005_000,
	);
}



/// Configure the pallet-template in pallets/pallet_template.
type AssetBalance = Balance;

impl pallet_assets::Config for Runtime {
	type RuntimeEvent = RuntimeEvent;
    type Balance = AssetBalance;
    type AssetId = u32;
    type Currency = Balances;
    type ForceOrigin = EnsureRoot<AccountId>;
    type AssetDeposit = ConstU128<1>;
    type AssetAccountDeposit = ConstU128<10>;
    type MetadataDepositBase = ConstU128<1>;
    type MetadataDepositPerByte = ConstU128<1>;
    type ApprovalDeposit = ConstU128<1>;
    type StringLimit = ConstU32<50>;
    type Freezer = ();
    type Extra = ();
    type WeightInfo = ();
	type CallbackHandle = ();
	type RemoveItemsLimit = ();
	type CreateOrigin = AsEnsureOriginWithArg<EnsureSigned<AccountId>>;
	type AssetIdParameter = codec::Compact<u32>;
}

parameter_types! {
	pub const MinAuthorities: u32 = 2;
}

impl pallet_template::Config for Runtime {
	type AddRemoveOrigin = EnsureRoot<Self::AccountId>;
	type RuntimeEvent = RuntimeEvent;
	type MinAuthorities = MinAuthorities;
	type WeightInfo = ();
}

// Create the runtime by composing the FRAME pallets that were previously configured.
construct_runtime!(
	pub struct Runtime
	where
		Block = Block,
		NodeBlock = node_primitives::Block,
		UncheckedExtrinsic = UncheckedExtrinsic,
	{
		System: frame_system,
		Timestamp: pallet_timestamp,
		Babe: pallet_babe,
		Grandpa: pallet_grandpa,
		Balances: pallet_balances,
		TransactionPayment: pallet_transaction_payment,
		Sudo: pallet_sudo,
		// staking related pallets
		ElectionProviderMultiPhase: pallet_election_provider_multi_phase,
		Staking: pallet_staking,
		Session: pallet_session,
		Assets: pallet_assets,
		VoterList: pallet_bags_list::<Instance1>,
		// Historical: pallet_session::historical::{Pallet},
		// Include the custom logic from the pallet-template in the runtime.
		TemplateModule: pallet_template,
	}
);

/// The address format for describing accounts.
pub type Address = sp_runtime::MultiAddress<AccountId, ()>;
/// Block header type as expected by this runtime.
pub type Header = generic::Header<BlockNumber, BlakeTwo256>;
/// Block type as expected by this runtime.
pub type Block = generic::Block<Header, UncheckedExtrinsic>;
/// The SignedExtension to the basic transaction logic.
pub type SignedExtra = (
	frame_system::CheckNonZeroSender<Runtime>,
	frame_system::CheckSpecVersion<Runtime>,
	frame_system::CheckTxVersion<Runtime>,
	frame_system::CheckGenesis<Runtime>,
	frame_system::CheckEra<Runtime>,
	frame_system::CheckNonce<Runtime>,
	frame_system::CheckWeight<Runtime>,
	pallet_transaction_payment::ChargeTransactionPayment<Runtime>,
);

/// Unchecked extrinsic type as expected by this runtime.
pub type UncheckedExtrinsic =
	generic::UncheckedExtrinsic<Address, RuntimeCall, Signature, SignedExtra>;
/// The payload being signed in transactions.
pub type SignedPayload = generic::SignedPayload<RuntimeCall, SignedExtra>;
/// Executive: handles dispatch to the various modules.
pub type Executive = frame_executive::Executive<
	Runtime,
	Block,
	frame_system::ChainContext<Runtime>,
	Runtime,
	AllPalletsWithSystem,
>;

#[cfg(feature = "runtime-benchmarks")]
#[macro_use]
extern crate frame_benchmarking;

#[cfg(feature = "runtime-benchmarks")]
mod benches {
	define_benchmarks!(
		[frame_benchmarking, BaselineBench::<Runtime>]
		[frame_system, SystemBench::<Runtime>]
		[pallet_balances, Balances]
		[pallet_timestamp, Timestamp]
		[pallet_template, TemplateModule]
	);
}

impl_runtime_apis! {
	impl sp_api::Core<Block> for Runtime {
		fn version() -> RuntimeVersion {
			VERSION
		}

		fn execute_block(block: Block) {
			Executive::execute_block(block);
		}

		fn initialize_block(header: &<Block as BlockT>::Header) {
			Executive::initialize_block(header)
		}
		
	}

	impl sp_api::Metadata<Block> for Runtime {
		fn metadata() -> OpaqueMetadata {
			OpaqueMetadata::new(Runtime::metadata().into())
		}

		fn metadata_at_version(version: u32) -> Option<OpaqueMetadata> {
			Runtime::metadata_at_version(version)
		}

		fn metadata_versions() -> sp_std::vec::Vec<u32> {
			Runtime::metadata_versions()
		}
	}

	impl sp_block_builder::BlockBuilder<Block> for Runtime {
		fn apply_extrinsic(extrinsic: <Block as BlockT>::Extrinsic) -> ApplyExtrinsicResult {
			Executive::apply_extrinsic(extrinsic)
		}

		fn finalize_block() -> <Block as BlockT>::Header {
			Executive::finalize_block()
		}

		fn inherent_extrinsics(data: sp_inherents::InherentData) -> Vec<<Block as BlockT>::Extrinsic> {
			data.create_extrinsics()
		}

		fn check_inherents(
			block: Block,
			data: sp_inherents::InherentData,
		) -> sp_inherents::CheckInherentsResult {
			data.check_extrinsics(&block)
		}
	}

	impl sp_transaction_pool::runtime_api::TaggedTransactionQueue<Block> for Runtime {
		fn validate_transaction(
			source: TransactionSource,
			tx: <Block as BlockT>::Extrinsic,
			block_hash: <Block as BlockT>::Hash,
		) -> TransactionValidity {
			Executive::validate_transaction(source, tx, block_hash)
		}
	}

	impl sp_offchain::OffchainWorkerApi<Block> for Runtime {
		fn offchain_worker(header: &<Block as BlockT>::Header) {
			Executive::offchain_worker(header)
		}
	}

	impl sp_consensus_babe::BabeApi<Block> for Runtime {
		fn configuration() -> sp_consensus_babe::BabeConfiguration {
			let epoch_config = Babe::epoch_config().unwrap_or(BABE_GENESIS_EPOCH_CONFIG);
			sp_consensus_babe::BabeConfiguration {
				slot_duration: Babe::slot_duration(),
				epoch_length: EpochDuration::get(),
				c: epoch_config.c,
				authorities: Babe::authorities().to_vec(),
				randomness: Babe::randomness(),
				allowed_slots: epoch_config.allowed_slots,
			}
		}

		fn current_epoch_start() -> sp_consensus_babe::Slot {
			Babe::current_epoch_start()
		}

		fn current_epoch() -> sp_consensus_babe::Epoch {
			Babe::current_epoch()
		}

		fn next_epoch() -> sp_consensus_babe::Epoch {

			Babe::next_epoch()
		}

		fn generate_key_ownership_proof(
			_slot: sp_consensus_babe::Slot,
			authority_id: sp_consensus_babe::AuthorityId,
		) -> Option<sp_consensus_babe::OpaqueKeyOwnershipProof> {
			use codec::Encode;

			// Historical::prove((sp_consensus_babe::KEY_TYPE, authority_id))
			// 	.map(|p| p.encode())
			// 	.map(sp_consensus_babe::OpaqueKeyOwnershipProof::new)
			None
		}

		fn submit_report_equivocation_unsigned_extrinsic(
			equivocation_proof: sp_consensus_babe::EquivocationProof<<Block as BlockT>::Header>,
			key_owner_proof: sp_consensus_babe::OpaqueKeyOwnershipProof,
		) -> Option<()> {
			let key_owner_proof = key_owner_proof.decode()?;

			Babe::submit_unsigned_equivocation_report(
				equivocation_proof,
				key_owner_proof,
			)
		}
	}

// 	impl<T: Config> OneSessionHandler<T::AccountId> for Pallet<T>
// where
// 	T: pallet_session::Config,
// {
// 	type Key = AuthorityId;

// 	fn on_genesis_session<'a, I: 'a>(validators: I)
// 	where
// 		I: Iterator<Item = (&'a T::AccountId, AuthorityId)>,
// 	{
// 		let authorities = validators.map(|(_, k)| (k, 1)).collect::<Vec<_>>();
// 		Self::initialize_genesis_authorities(&authorities);
// 	}

// 	fn on_new_session<'a, I: 'a>(_changed: bool, validators: I, queued_validators: I)
// 	where
// 		I: Iterator<Item = (&'a T::AccountId, AuthorityId)>,
// 	{
// 		let authorities = validators.map(|(_account, k)| (k, 1)).collect::<Vec<_>>();
// 		let bounded_authorities = WeakBoundedVec::<_, T::MaxAuthorities>::force_from(
// 			authorities,
// 			Some(
// 				"Warning: The session has more validators than expected. \
// 				A runtime configuration adjustment may be needed.",
// 			),
// 		);

// 		let next_authorities = queued_validators.map(|(_account, k)| (k, 1)).collect::<Vec<_>>();
// 		let next_bounded_authorities = WeakBoundedVec::<_, T::MaxAuthorities>::force_from(
// 			next_authorities,
// 			Some(
// 				"Warning: The session has more queued validators than expected. \
// 				A runtime configuration adjustment may be needed.",
// 			),
// 		);

// 		let session_index = <pallet_session::Pallet<T>>::current_index();

// 		Self::enact_epoch_change(bounded_authorities, next_bounded_authorities, Some(session_index))
// 	}

// 	fn on_disabled(i: u32) {
// 		Self::deposit_consensus(ConsensusLog::OnDisabled(i))
// 	}
// }

	impl sp_session::SessionKeys<Block> for Runtime {
		fn generate_session_keys(seed: Option<Vec<u8>>) -> Vec<u8> {
			SessionKeys::generate(seed)
		}

		fn decode_session_keys(
			encoded: Vec<u8>,
		) -> Option<Vec<(Vec<u8>, KeyTypeId)>> {
			SessionKeys::decode_into_raw_public_keys(&encoded)
		}
	}

	impl sp_consensus_grandpa::GrandpaApi<Block> for Runtime {
		fn grandpa_authorities() -> sp_consensus_grandpa::AuthorityList {
			Grandpa::grandpa_authorities()
		}

		fn current_set_id() -> sp_consensus_grandpa::SetId {
			Grandpa::current_set_id()
		}

		fn submit_report_equivocation_unsigned_extrinsic(
			_equivocation_proof: sp_consensus_grandpa::EquivocationProof<
				<Block as BlockT>::Hash,
				NumberFor<Block>,
			>,
			_key_owner_proof: sp_consensus_grandpa::OpaqueKeyOwnershipProof,
		) -> Option<()> {
			None
		}

		fn generate_key_ownership_proof(
			_set_id: sp_consensus_grandpa::SetId,
			_authority_id: GrandpaId,
		) -> Option<sp_consensus_grandpa::OpaqueKeyOwnershipProof> {
			// NOTE: this is the only implementation possible since we've
			// defined our key owner proof type as a bottom type (i.e. a type
			// with no values).
			None
		}
	}

	impl frame_system_rpc_runtime_api::AccountNonceApi<Block, AccountId, Index> for Runtime {
		fn account_nonce(account: AccountId) -> Index {
			System::account_nonce(account)
		}
	}

	impl pallet_transaction_payment_rpc_runtime_api::TransactionPaymentApi<Block, Balance> for Runtime {
		fn query_info(
			uxt: <Block as BlockT>::Extrinsic,
			len: u32,
		) -> pallet_transaction_payment_rpc_runtime_api::RuntimeDispatchInfo<Balance> {
			TransactionPayment::query_info(uxt, len)
		}
		fn query_fee_details(
			uxt: <Block as BlockT>::Extrinsic,
			len: u32,
		) -> pallet_transaction_payment::FeeDetails<Balance> {
			TransactionPayment::query_fee_details(uxt, len)
		}
		fn query_weight_to_fee(weight: Weight) -> Balance {
			TransactionPayment::weight_to_fee(weight)
		}
		fn query_length_to_fee(length: u32) -> Balance {
			TransactionPayment::length_to_fee(length)
		}
	}

	impl pallet_transaction_payment_rpc_runtime_api::TransactionPaymentCallApi<Block, Balance, RuntimeCall>
		for Runtime
	{
		fn query_call_info(
			call: RuntimeCall,
			len: u32,
		) -> pallet_transaction_payment::RuntimeDispatchInfo<Balance> {
			TransactionPayment::query_call_info(call, len)
		}
		fn query_call_fee_details(
			call: RuntimeCall,
			len: u32,
		) -> pallet_transaction_payment::FeeDetails<Balance> {
			TransactionPayment::query_call_fee_details(call, len)
		}
		fn query_weight_to_fee(weight: Weight) -> Balance {
			TransactionPayment::weight_to_fee(weight)
		}
		fn query_length_to_fee(length: u32) -> Balance {
			TransactionPayment::length_to_fee(length)
		}
	}

	#[cfg(feature = "runtime-benchmarks")]
	impl frame_benchmarking::Benchmark<Block> for Runtime {
		fn benchmark_metadata(extra: bool) -> (
			Vec<frame_benchmarking::BenchmarkList>,
			Vec<frame_support::traits::StorageInfo>,
		) {
			use frame_benchmarking::{baseline, Benchmarking, BenchmarkList};
			use frame_support::traits::StorageInfoTrait;
			use frame_system_benchmarking::Pallet as SystemBench;
			use baseline::Pallet as BaselineBench;

			let mut list = Vec::<BenchmarkList>::new();
			list_benchmarks!(list, extra);

			let storage_info = AllPalletsWithSystem::storage_info();

			(list, storage_info)
		}

		fn dispatch_benchmark(
			config: frame_benchmarking::BenchmarkConfig
		) -> Result<Vec<frame_benchmarking::BenchmarkBatch>, sp_runtime::RuntimeString> {
			use frame_benchmarking::{baseline, Benchmarking, BenchmarkBatch, TrackedStorageKey};

			use frame_system_benchmarking::Pallet as SystemBench;
			use baseline::Pallet as BaselineBench;

			impl frame_system_benchmarking::Config for Runtime {}
			impl baseline::Config for Runtime {}

			use frame_support::traits::WhitelistedStorageKeys;
			let whitelist: Vec<TrackedStorageKey> = AllPalletsWithSystem::whitelisted_storage_keys();

			let mut batches = Vec::<BenchmarkBatch>::new();
			let params = (&config, &whitelist);
			add_benchmarks!(params, batches);

			Ok(batches)
		}
	}

	#[cfg(feature = "try-runtime")]
	impl frame_try_runtime::TryRuntime<Block> for Runtime {
		fn on_runtime_upgrade(checks: frame_try_runtime::UpgradeCheckSelect) -> (Weight, Weight) {
			// NOTE: intentional unwrap: we don't want to propagate the error backwards, and want to
			// have a backtrace here. If any of the pre/post migration checks fail, we shall stop
			// right here and right now.
			let weight = Executive::try_runtime_upgrade(checks).unwrap();
			(weight, RuntimeBlockWeights::get().max_block)
		}

		fn execute_block(
			block: Block,
			state_root_check: bool,
			signature_check: bool,
			select: frame_try_runtime::TryStateSelect
		) -> Weight {
			// NOTE: intentional unwrap: we don't want to propagate the error backwards, and want to
			// have a backtrace here.
			Executive::try_execute_block(block, state_root_check, signature_check, select).expect("execute-block failed")
		}
	}
}

#[cfg(test)]
mod tests {
	use super::*;
	use frame_support::traits::WhitelistedStorageKeys;
	use sp_core::hexdisplay::HexDisplay;
	use std::collections::HashSet;
	use frame_support::{assert_noop, assert_ok};
	//use hex_literal::hex;
	//const alice: AccountId = hex_literal::hex!["5GrwvaEF5zXb26Fz9rcQpDWS57CtERHpNehXCPcNoHGKutQY"].into();
	//let account = "5GrwvaEF5zXb26Fz9rcQpDWS57CtERHpNehXCPcNoHGKutQY".to_owned();

	#[test]
	fn check_whitelist() {
		let whitelist: HashSet<String> = AllPalletsWithSystem::whitelisted_storage_keys()
			.iter()
			.map(|e| HexDisplay::from(&e.key).to_string())
			.collect();

		// Block Number
		assert!(
			whitelist.contains("26aa394eea5630e07c48ae0c9558cef702a5c1b19ab7a04f536c519aca4983ac")
		);
		// Total Issuance
		assert!(
			whitelist.contains("c2261276cc9d1f8598ea4b6a74b15c2f57c875e4cff74148e4628f264b974c80")
		);
		// Execution Phase
		assert!(
			whitelist.contains("26aa394eea5630e07c48ae0c9558cef7ff553b5a9862a516939d82b3d3d8661a")
		);
		// Event Count
		assert!(
			whitelist.contains("26aa394eea5630e07c48ae0c9558cef70a98fdbe9ce6c55837576c60c7af3850")
		);
		// System Events
		assert!(
			whitelist.contains("26aa394eea5630e07c48ae0c9558cef780d41e5e16056765bc8461851072c9d7")
		);
	}



}