如何配置Instantiable Pallets

目標(biāo)

1蒂破、如何配置instantiable pallets

用例

  • 一個(gè)代幣鏈承載兩種獨(dú)立的加密貨幣馏谨。
  • 治理有兩個(gè)(或更多)內(nèi)部運(yùn)作類似的機(jī)構(gòu)。
  • 維護(hù)不同金庫的社交網(wǎng)絡(luò)鏈附迷。

概述

Instantiable pallets為包含多個(gè)對同一pallet引用的運(yùn)行時(shí)提供單獨(dú)的存儲(chǔ)項(xiàng)目惧互。這對重用單個(gè)托盤提供的邏輯的情況下很有用哎媚。接下來展示如何創(chuàng)建同一個(gè)托盤的兩個(gè)實(shí)例以及如何配置它們的功能。

步驟

1.實(shí)現(xiàn)Instance類型
instantiable pallets必須調(diào)用decl_storage!宏才能Instance創(chuàng)建類型壹哺。

Instance在 Config trait抄伍、Event 類型和 Store trait 中添加一個(gè)泛型類型。 下面的代碼片段顯示了pallet的Config和Store trait所需的修改:

pub trait Config<I: Instance>: frame_system::Config {
  type Event: From<Event<Self>> + Into<<Self as frame_system::Config>::Event>;
}
/// Include the I: Instance type parameter in storage declaration
decl_storage! {
  trait Store for Module<T: Config<I>, I: Instance> as MintToken {
/* --snip-- */
  1. 配置你的運(yùn)行時(shí)
    包括mint_tokenin 的兩個(gè)實(shí)例runtime/src/lib.rs:
/* --snip-- */
// Instance1 of mint_token
impl mint_token::Config<mint_token::Instance1> for Runtime {
    type Event = Event;
}

// Instance2 of mint_token
impl mint_token::Config<mint_token::Instance2> for Runtime {
    type Event = Event;
}

/* --snip-- */
MintToken1: mint_token::<Instance1>::{Pallet, Call, Storage, Event<T>},
MintToken2: mint_token::<Instance2>::{Pallet, Call, Storage, Event<T>},
/* --snip-- */
  1. 示例-波卡的運(yùn)行時(shí)
// Copyright 2017-2020 Parity Technologies (UK) Ltd.
// This file is part of Polkadot.

// Polkadot is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// Polkadot is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with Polkadot.  If not, see <http://www.gnu.org/licenses/>.

//! The Polkadot runtime. This can be compiled with `#[no_std]`, ready for Wasm.

#![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"]

use pallet_transaction_payment::CurrencyAdapter;
use runtime_common::{
    auctions, claims, crowdloan, impl_runtime_weights, impls::DealWithFees, paras_registrar,
    prod_or_fast, slots, BlockHashCount, BlockLength, CurrencyToVote, SlowAdjustingFeeUpdate,
};

use runtime_parachains::{
    configuration as parachains_configuration, disputes as parachains_disputes,
    dmp as parachains_dmp, hrmp as parachains_hrmp, inclusion as parachains_inclusion,
    initializer as parachains_initializer, origin as parachains_origin, paras as parachains_paras,
    paras_inherent as parachains_paras_inherent, reward_points as parachains_reward_points,
    runtime_api_impl::v2 as parachains_runtime_api_impl, scheduler as parachains_scheduler,
    session_info as parachains_session_info, shared as parachains_shared, ump as parachains_ump,
};

use authority_discovery_primitives::AuthorityId as AuthorityDiscoveryId;
use beefy_primitives::crypto::AuthorityId as BeefyId;
use frame_election_provider_support::{generate_solution_type, onchain, SequentialPhragmen};
use frame_support::{
    construct_runtime, parameter_types,
    traits::{
        Contains, EitherOfDiverse, InstanceFilter, KeyOwnerProofSystem, LockIdentifier,
        PrivilegeCmp,
    },
    weights::ConstantMultiplier,
    PalletId, RuntimeDebug,
};
use frame_system::EnsureRoot;
use pallet_grandpa::{fg_primitives, AuthorityId as GrandpaId};
use pallet_im_online::sr25519::AuthorityId as ImOnlineId;
use pallet_session::historical as session_historical;
use pallet_transaction_payment::{FeeDetails, RuntimeDispatchInfo};
use parity_scale_codec::{Decode, Encode, MaxEncodedLen};
use primitives::v2::{
    AccountId, AccountIndex, Balance, BlockNumber, CandidateEvent, CandidateHash,
    CommittedCandidateReceipt, CoreState, DisputeState, GroupRotationInfo, Hash, Id as ParaId,
    InboundDownwardMessage, InboundHrmpMessage, Moment, Nonce, OccupiedCoreAssumption,
    PersistedValidationData, ScrapedOnChainVotes, SessionInfo, Signature, ValidationCode,
    ValidationCodeHash, ValidatorId, ValidatorIndex,
};
use sp_core::OpaqueMetadata;
use sp_mmr_primitives as mmr;
use sp_runtime::{
    create_runtime_str,
    curve::PiecewiseLinear,
    generic, impl_opaque_keys,
    traits::{
        AccountIdLookup, BlakeTwo256, Block as BlockT, ConvertInto, Extrinsic as ExtrinsicT,
        OpaqueKeys, SaturatedConversion, Verify,
    },
    transaction_validity::{TransactionPriority, TransactionSource, TransactionValidity},
    ApplyExtrinsicResult, KeyTypeId, Perbill, Percent, Permill,
};
use sp_staking::SessionIndex;
use sp_std::{cmp::Ordering, collections::btree_map::BTreeMap, prelude::*};
#[cfg(any(feature = "std", test))]
use sp_version::NativeVersion;
use sp_version::RuntimeVersion;
use static_assertions::const_assert;

pub use frame_system::Call as SystemCall;
pub use pallet_balances::Call as BalancesCall;
pub use pallet_election_provider_multi_phase::Call as EPMCall;
#[cfg(feature = "std")]
pub use pallet_staking::StakerStatus;
pub use pallet_timestamp::Call as TimestampCall;
#[cfg(any(feature = "std", test))]
pub use sp_runtime::BuildStorage;

/// Constant values used within the runtime.
use polkadot_runtime_constants::{currency::*, fee::*, time::*};

// Weights used in the runtime.
mod weights;

mod bag_thresholds;

pub mod xcm_config;

impl_runtime_weights!(polkadot_runtime_constants);

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

// Polkadot version identifier;
/// Runtime version (Polkadot).
#[sp_version::runtime_version]
pub const VERSION: RuntimeVersion = RuntimeVersion {
    spec_name: create_runtime_str!("polkadot"),
    impl_name: create_runtime_str!("parity-polkadot"),
    authoring_version: 0,
    spec_version: 9230,
    impl_version: 0,
    #[cfg(not(feature = "disable-runtime-api"))]
    apis: RUNTIME_API_VERSIONS,
    #[cfg(feature = "disable-runtime-api")]
    apis: version::create_apis_vec![[]],
    transaction_version: 12,
    state_version: 0,
};

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

/// Native version.
#[cfg(any(feature = "std", test))]
pub fn native_version() -> NativeVersion {
    NativeVersion { runtime_version: VERSION, can_author_with: Default::default() }
}

pub struct BaseFilter;
impl Contains<Call> for BaseFilter {
    fn contains(call: &Call) -> bool {
        match call {
            // These modules are all allowed to be called by transactions:
            Call::Democracy(_) |
            Call::Council(_) |
            Call::TechnicalCommittee(_) |
            Call::TechnicalMembership(_) |
            Call::Treasury(_) |
            Call::PhragmenElection(_) |
            Call::System(_) |
            Call::Scheduler(_) |
            Call::Preimage(_) |
            Call::Indices(_) |
            Call::Babe(_) |
            Call::Timestamp(_) |
            Call::Balances(_) |
            Call::Authorship(_) |
            Call::Staking(_) |
            Call::Session(_) |
            Call::Grandpa(_) |
            Call::ImOnline(_) |
            Call::Utility(_) |
            Call::Claims(_) |
            Call::Vesting(_) |
            Call::Identity(_) |
            Call::Proxy(_) |
            Call::Multisig(_) |
            Call::Bounties(_) |
            Call::ChildBounties(_) |
            Call::Tips(_) |
            Call::ElectionProviderMultiPhase(_) |
            Call::Configuration(_) |
            Call::ParasShared(_) |
            Call::ParaInclusion(_) |
            Call::Paras(_) |
            Call::Initializer(_) |
            Call::ParaInherent(_) |
            Call::ParasDisputes(_) |
            Call::Dmp(_) |
            Call::Ump(_) |
            Call::Hrmp(_) |
            Call::Slots(_) |
            Call::Registrar(_) |
            Call::Auctions(_) |
            Call::Crowdloan(_) |
            Call::VoterList(_) |
            Call::XcmPallet(_) => true,
            // All pallets are allowed, but exhaustive match is defensive
            // in the case of adding new pallets.
        }
    }
}

type MoreThanHalfCouncil = EitherOfDiverse<
    EnsureRoot<AccountId>,
    pallet_collective::EnsureProportionMoreThan<AccountId, CouncilCollective, 1, 2>,
>;

parameter_types! {
    pub const Version: RuntimeVersion = VERSION;
    pub const SS58Prefix: u8 = 0;
}

impl frame_system::Config for Runtime {
    type BaseCallFilter = BaseFilter;
    type BlockWeights = BlockWeights;
    type BlockLength = BlockLength;
    type Origin = Origin;
    type Call = Call;
    type Index = Nonce;
    type BlockNumber = BlockNumber;
    type Hash = Hash;
    type Hashing = BlakeTwo256;
    type AccountId = AccountId;
    type Lookup = AccountIdLookup<AccountId, ()>;
    type Header = generic::Header<BlockNumber, BlakeTwo256>;
    type Event = Event;
    type BlockHashCount = BlockHashCount;
    type DbWeight = RocksDbWeight;
    type Version = Version;
    type PalletInfo = PalletInfo;
    type AccountData = pallet_balances::AccountData<Balance>;
    type OnNewAccount = ();
    type OnKilledAccount = ();
    type SystemWeightInfo = weights::frame_system::WeightInfo<Runtime>;
    type SS58Prefix = SS58Prefix;
    type OnSetCode = ();
    type MaxConsumers = frame_support::traits::ConstU32<16>;
}

parameter_types! {
    pub MaximumSchedulerWeight: Weight = Perbill::from_percent(80) *
        BlockWeights::get().max_block;
    pub const MaxScheduledPerBlock: u32 = 50;
    pub const NoPreimagePostponement: Option<u32> = Some(10);
}

type ScheduleOrigin = EitherOfDiverse<
    EnsureRoot<AccountId>,
    pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 1, 2>,
>;

/// Used the compare the privilege of an origin inside the scheduler.
pub struct OriginPrivilegeCmp;

impl PrivilegeCmp<OriginCaller> for OriginPrivilegeCmp {
    fn cmp_privilege(left: &OriginCaller, right: &OriginCaller) -> Option<Ordering> {
        if left == right {
            return Some(Ordering::Equal)
        }

        match (left, right) {
            // Root is greater than anything.
            (OriginCaller::system(frame_system::RawOrigin::Root), _) => Some(Ordering::Greater),
            // Check which one has more yes votes.
            (
                OriginCaller::Council(pallet_collective::RawOrigin::Members(l_yes_votes, l_count)),
                OriginCaller::Council(pallet_collective::RawOrigin::Members(r_yes_votes, r_count)),
            ) => Some((l_yes_votes * r_count).cmp(&(r_yes_votes * l_count))),
            // For every other origin we don't care, as they are not used for `ScheduleOrigin`.
            _ => None,
        }
    }
}

impl pallet_scheduler::Config for Runtime {
    type Event = Event;
    type Origin = Origin;
    type PalletsOrigin = OriginCaller;
    type Call = Call;
    type MaximumWeight = MaximumSchedulerWeight;
    type ScheduleOrigin = ScheduleOrigin;
    type MaxScheduledPerBlock = MaxScheduledPerBlock;
    type WeightInfo = weights::pallet_scheduler::WeightInfo<Runtime>;
    type OriginPrivilegeCmp = OriginPrivilegeCmp;
    type PreimageProvider = Preimage;
    type NoPreimagePostponement = NoPreimagePostponement;
}

parameter_types! {
    pub const PreimageMaxSize: u32 = 4096 * 1024;
    pub const PreimageBaseDeposit: Balance = deposit(2, 64);
    pub const PreimageByteDeposit: Balance = deposit(0, 1);
}

impl pallet_preimage::Config for Runtime {
    type WeightInfo = pallet_preimage::weights::SubstrateWeight<Runtime>;
    type Event = Event;
    type Currency = Balances;
    type ManagerOrigin = EnsureRoot<AccountId>;
    type MaxSize = PreimageMaxSize;
    type BaseDeposit = PreimageBaseDeposit;
    type ByteDeposit = PreimageByteDeposit;
}

parameter_types! {
    pub EpochDuration: u64 = prod_or_fast!(
        EPOCH_DURATION_IN_SLOTS as u64,
        2 * MINUTES as u64,
        "DOT_EPOCH_DURATION"
    );
    pub const ExpectedBlockTime: Moment = MILLISECS_PER_BLOCK;
    pub ReportLongevity: u64 =
        BondingDuration::get() as u64 * SessionsPerEra::get() as u64 * EpochDuration::get();
}

impl pallet_babe::Config for Runtime {
    type EpochDuration = EpochDuration;
    type ExpectedBlockTime = ExpectedBlockTime;

    // session module is the trigger
    type EpochChangeTrigger = pallet_babe::ExternalTrigger;

    type DisabledValidators = Session;

    type KeyOwnerProofSystem = Historical;

    type KeyOwnerProof = <Self::KeyOwnerProofSystem as KeyOwnerProofSystem<(
        KeyTypeId,
        pallet_babe::AuthorityId,
    )>>::Proof;

    type KeyOwnerIdentification = <Self::KeyOwnerProofSystem as KeyOwnerProofSystem<(
        KeyTypeId,
        pallet_babe::AuthorityId,
    )>>::IdentificationTuple;

    type HandleEquivocation =
        pallet_babe::EquivocationHandler<Self::KeyOwnerIdentification, Offences, ReportLongevity>;

    type WeightInfo = ();

    type MaxAuthorities = MaxAuthorities;
}

parameter_types! {
    pub const IndexDeposit: Balance = 10 * DOLLARS;
}

impl pallet_indices::Config for Runtime {
    type AccountIndex = AccountIndex;
    type Currency = Balances;
    type Deposit = IndexDeposit;
    type Event = Event;
    type WeightInfo = weights::pallet_indices::WeightInfo<Runtime>;
}

parameter_types! {
    pub const ExistentialDeposit: Balance = EXISTENTIAL_DEPOSIT;
    pub const MaxLocks: u32 = 50;
    pub const MaxReserves: u32 = 50;
}

impl pallet_balances::Config for Runtime {
    type Balance = Balance;
    type DustRemoval = ();
    type Event = Event;
    type ExistentialDeposit = ExistentialDeposit;
    type AccountStore = System;
    type MaxLocks = MaxLocks;
    type MaxReserves = MaxReserves;
    type ReserveIdentifier = [u8; 8];
    type WeightInfo = weights::pallet_balances::WeightInfo<Runtime>;
}

parameter_types! {
    pub const TransactionByteFee: Balance = 10 * MILLICENTS;
    /// This value increases the priority of `Operational` transactions by adding
    /// a "virtual tip" that's equal to the `OperationalFeeMultiplier * final_fee`.
    pub const OperationalFeeMultiplier: u8 = 5;
}

impl pallet_transaction_payment::Config for Runtime {
    type OnChargeTransaction = CurrencyAdapter<Balances, DealWithFees<Runtime>>;
    type OperationalFeeMultiplier = OperationalFeeMultiplier;
    type WeightToFee = WeightToFee;
    type LengthToFee = ConstantMultiplier<Balance, TransactionByteFee>;
    type FeeMultiplierUpdate = SlowAdjustingFeeUpdate<Self>;
}

parameter_types! {
    pub const MinimumPeriod: u64 = SLOT_DURATION / 2;
}
impl pallet_timestamp::Config for Runtime {
    type Moment = u64;
    type OnTimestampSet = Babe;
    type MinimumPeriod = MinimumPeriod;
    type WeightInfo = weights::pallet_timestamp::WeightInfo<Runtime>;
}

parameter_types! {
    pub const UncleGenerations: u32 = 0;
}

// TODO: substrate#2986 implement this properly
impl pallet_authorship::Config for Runtime {
    type FindAuthor = pallet_session::FindAccountFromAuthorIndex<Self, Babe>;
    type UncleGenerations = UncleGenerations;
    type FilterUncle = ();
    type EventHandler = (Staking, ImOnline);
}

impl_opaque_keys! {
    pub struct SessionKeys {
        pub grandpa: Grandpa,
        pub babe: Babe,
        pub im_online: ImOnline,
        pub para_validator: Initializer,
        pub para_assignment: ParaSessionInfo,
        pub authority_discovery: AuthorityDiscovery,
    }
}

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

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

parameter_types! {
    // phase durations. 1/4 of the last session for each.
    // in testing: 1min or half of the session for each
    pub SignedPhase: u32 = prod_or_fast!(
        EPOCH_DURATION_IN_SLOTS / 4,
        (1 * MINUTES).min(EpochDuration::get().saturated_into::<u32>() / 2),
        "DOT_SIGNED_PHASE"
    );
    pub UnsignedPhase: u32 = prod_or_fast!(
        EPOCH_DURATION_IN_SLOTS / 4,
        (1 * MINUTES).min(EpochDuration::get().saturated_into::<u32>() / 2),
        "DOT_UNSIGNED_PHASE"
    );

    // signed config
    pub const SignedMaxSubmissions: u32 = 16;
    pub const SignedMaxRefunds: u32 = 16 / 4;
    // 40 DOTs fixed deposit..
    pub const SignedDepositBase: Balance = deposit(2, 0);
    // 0.01 DOT per KB of solution data.
    pub const SignedDepositByte: Balance = deposit(0, 10) / 1024;
    // Each good submission will get 1 DOT as reward
    pub SignedRewardBase: Balance = 1 * UNITS;
    pub BetterUnsignedThreshold: Perbill = Perbill::from_rational(5u32, 10_000);

    // 4 hour session, 1 hour unsigned phase, 32 offchain executions.
    pub OffchainRepeat: BlockNumber = UnsignedPhase::get() / 32;

    /// We take the top 22500 nominators as electing voters..
    pub const MaxElectingVoters: u32 = 22_500;
    /// ... and all of the validators as electable targets. Whilst this is the case, we cannot and
    /// shall not increase the size of the validator intentions.
    pub const MaxElectableTargets: u16 = u16::MAX;
}

generate_solution_type!(
    #[compact]
    pub struct NposCompactSolution16::<
        VoterIndex = u32,
        TargetIndex = u16,
        Accuracy = sp_runtime::PerU16,
        MaxVoters = MaxElectingVoters,
    >(16)
);

pub struct OnChainSeqPhragmen;
impl onchain::Config for OnChainSeqPhragmen {
    type System = Runtime;
    type Solver = SequentialPhragmen<AccountId, runtime_common::elections::OnChainAccuracy>;
    type DataProvider = Staking;
    type WeightInfo = weights::frame_election_provider_support::WeightInfo<Runtime>;
}

impl pallet_election_provider_multi_phase::MinerConfig for Runtime {
    type AccountId = AccountId;
    type MaxLength = OffchainSolutionLengthLimit;
    type MaxWeight = OffchainSolutionWeightLimit;
    type Solution = NposCompactSolution16;
    type MaxVotesPerVoter = <
        <Self as pallet_election_provider_multi_phase::Config>::DataProvider
        as
        frame_election_provider_support::ElectionDataProvider
    >::MaxVotesPerVoter;

    // 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 pallet_election_provider_multi_phase::Config for Runtime {
    type Event = Event;
    type Currency = Balances;
    type EstimateCallFee = TransactionPayment;
    type SignedPhase = SignedPhase;
    type UnsignedPhase = UnsignedPhase;
    type SignedMaxSubmissions = SignedMaxSubmissions;
    type SignedMaxRefunds = SignedMaxRefunds;
    type SignedRewardBase = SignedRewardBase;
    type SignedDepositBase = SignedDepositBase;
    type SignedDepositByte = SignedDepositByte;
    type SignedDepositWeight = ();
    type SignedMaxWeight =
        <Self::MinerConfig as pallet_election_provider_multi_phase::MinerConfig>::MaxWeight;
    type MinerConfig = Self;
    type SlashHandler = (); // burn slashes
    type RewardHandler = (); // nothing to do upon rewards
    type BetterUnsignedThreshold = BetterUnsignedThreshold;
    type BetterSignedThreshold = ();
    type OffchainRepeat = OffchainRepeat;
    type MinerTxPriority = NposSolutionPriority;
    type DataProvider = Staking;
    type Fallback = pallet_election_provider_multi_phase::NoFallback<Self>;
    type GovernanceFallback = onchain::UnboundedExecution<OnChainSeqPhragmen>;
    type Solver = SequentialPhragmen<
        AccountId,
        pallet_election_provider_multi_phase::SolutionAccuracyOf<Self>,
        (),
    >;
    type BenchmarkingConfig = runtime_common::elections::BenchmarkConfig;
    type ForceOrigin = EitherOfDiverse<
        EnsureRoot<AccountId>,
        pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 2, 3>,
    >;
    type WeightInfo = weights::pallet_election_provider_multi_phase::WeightInfo<Self>;
    type MaxElectingVoters = MaxElectingVoters;
    type MaxElectableTargets = MaxElectableTargets;
}

parameter_types! {
    pub const BagThresholds: &'static [u64] = &bag_thresholds::THRESHOLDS;
}

impl pallet_bags_list::Config for Runtime {
    type Event = Event;
    type ScoreProvider = Staking;
    type WeightInfo = weights::pallet_bags_list::WeightInfo<Runtime>;
    type BagThresholds = BagThresholds;
    type Score = sp_npos_elections::VoteWeight;
}

// TODO #6469: This shouldn't be static, but a lazily cached value, not built unless needed, and
// re-built in case input parameters have changed. The `ideal_stake` should be determined by the
// amount of parachain slots being bid on: this should be around `(75 - 25.min(slots / 4))%`.
pallet_staking_reward_curve::build! {
    const REWARD_CURVE: PiecewiseLinear<'static> = curve!(
        min_inflation: 0_025_000,
        max_inflation: 0_100_000,
        // 3:2:1 staked : parachains : float.
        // while there's no parachains, then this is 75% staked : 25% float.
        ideal_stake: 0_750_000,
        falloff: 0_050_000,
        max_piece_count: 40,
        test_precision: 0_005_000,
    );
}

parameter_types! {
    // Six sessions in an era (24 hours).
    pub const SessionsPerEra: SessionIndex = 6;
    // 28 eras for unbonding (28 days).
    pub const BondingDuration: sp_staking::EraIndex = 28;
    pub const SlashDeferDuration: sp_staking::EraIndex = 27;
    pub const RewardCurve: &'static PiecewiseLinear<'static> = &REWARD_CURVE;
    pub const MaxNominatorRewardedPerValidator: u32 = 256;
    pub const OffendingValidatorsThreshold: Perbill = Perbill::from_percent(17);
    // 16
    pub const MaxNominations: u32 = <NposCompactSolution16 as frame_election_provider_support::NposSolution>::LIMIT as u32;
}

type SlashCancelOrigin = EitherOfDiverse<
    EnsureRoot<AccountId>,
    pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 3, 4>,
>;

impl pallet_staking::Config for Runtime {
    type MaxNominations = MaxNominations;
    type Currency = Balances;
    type CurrencyBalance = Balance;
    type UnixTime = Timestamp;
    type CurrencyToVote = CurrencyToVote;
    type RewardRemainder = Treasury;
    type Event = Event;
    type Slash = Treasury;
    type Reward = ();
    type SessionsPerEra = SessionsPerEra;
    type BondingDuration = BondingDuration;
    type SlashDeferDuration = SlashDeferDuration;
    // A super-majority of the council can cancel the slash.
    type SlashCancelOrigin = SlashCancelOrigin;
    type SessionInterface = Self;
    type EraPayout = pallet_staking::ConvertCurve<RewardCurve>;
    type MaxNominatorRewardedPerValidator = MaxNominatorRewardedPerValidator;
    type OffendingValidatorsThreshold = OffendingValidatorsThreshold;
    type NextNewSession = Session;
    type ElectionProvider = ElectionProviderMultiPhase;
    type GenesisElectionProvider = onchain::UnboundedExecution<OnChainSeqPhragmen>;
    type VoterList = VoterList;
    type MaxUnlockingChunks = frame_support::traits::ConstU32<32>;
    type BenchmarkingConfig = runtime_common::StakingBenchmarkingConfig;
    type OnStakerSlash = ();
    type WeightInfo = weights::pallet_staking::WeightInfo<Runtime>;
}

parameter_types! {
    // Minimum 4 CENTS/byte
    pub const BasicDeposit: Balance = deposit(1, 258);
    pub const FieldDeposit: Balance = deposit(0, 66);
    pub const SubAccountDeposit: Balance = deposit(1, 53);
    pub const MaxSubAccounts: u32 = 100;
    pub const MaxAdditionalFields: u32 = 100;
    pub const MaxRegistrars: u32 = 20;
}

impl pallet_identity::Config for Runtime {
    type Event = Event;
    type Currency = Balances;
    type BasicDeposit = BasicDeposit;
    type FieldDeposit = FieldDeposit;
    type SubAccountDeposit = SubAccountDeposit;
    type MaxSubAccounts = MaxSubAccounts;
    type MaxAdditionalFields = MaxAdditionalFields;
    type MaxRegistrars = MaxRegistrars;
    type Slashed = Treasury;
    type ForceOrigin = MoreThanHalfCouncil;
    type RegistrarOrigin = MoreThanHalfCouncil;
    type WeightInfo = weights::pallet_identity::WeightInfo<Runtime>;
}

parameter_types! {
    pub LaunchPeriod: BlockNumber = prod_or_fast!(28 * DAYS, 1, "DOT_LAUNCH_PERIOD");
    pub VotingPeriod: BlockNumber = prod_or_fast!(28 * DAYS, 1 * MINUTES, "DOT_VOTING_PERIOD");
    pub FastTrackVotingPeriod: BlockNumber = prod_or_fast!(3 * HOURS, 1 * MINUTES, "DOT_FAST_TRACK_VOTING_PERIOD");
    pub const MinimumDeposit: Balance = 100 * DOLLARS;
    pub EnactmentPeriod: BlockNumber = prod_or_fast!(28 * DAYS, 1, "DOT_ENACTMENT_PERIOD");
    pub CooloffPeriod: BlockNumber = prod_or_fast!(7 * DAYS, 1, "DOT_COOLOFF_PERIOD");
    pub const InstantAllowed: bool = true;
    pub const MaxVotes: u32 = 100;
    pub const MaxProposals: u32 = 100;
}

impl pallet_democracy::Config for Runtime {
    type Proposal = Call;
    type Event = Event;
    type Currency = Balances;
    type EnactmentPeriod = EnactmentPeriod;
    type VoteLockingPeriod = EnactmentPeriod;
    type LaunchPeriod = LaunchPeriod;
    type VotingPeriod = VotingPeriod;
    type MinimumDeposit = MinimumDeposit;
    /// A straight majority of the council can decide what their next motion is.
    type ExternalOrigin = EitherOfDiverse<
        pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 1, 2>,
        frame_system::EnsureRoot<AccountId>,
    >;
    /// A 60% super-majority can have the next scheduled referendum be a straight majority-carries vote.
    type ExternalMajorityOrigin = EitherOfDiverse<
        pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 3, 5>,
        frame_system::EnsureRoot<AccountId>,
    >;
    /// A unanimous council can have the next scheduled referendum be a straight default-carries
    /// (NTB) vote.
    type ExternalDefaultOrigin = EitherOfDiverse<
        pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 1, 1>,
        frame_system::EnsureRoot<AccountId>,
    >;
    /// Two thirds of the technical committee can have an `ExternalMajority/ExternalDefault` vote
    /// be tabled immediately and with a shorter voting/enactment period.
    type FastTrackOrigin = EitherOfDiverse<
        pallet_collective::EnsureProportionAtLeast<AccountId, TechnicalCollective, 2, 3>,
        frame_system::EnsureRoot<AccountId>,
    >;
    type InstantOrigin = EitherOfDiverse<
        pallet_collective::EnsureProportionAtLeast<AccountId, TechnicalCollective, 1, 1>,
        frame_system::EnsureRoot<AccountId>,
    >;
    type InstantAllowed = InstantAllowed;
    type FastTrackVotingPeriod = FastTrackVotingPeriod;
    // To cancel a proposal which has been passed, 2/3 of the council must agree to it.
    type CancellationOrigin = EitherOfDiverse<
        pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 2, 3>,
        EnsureRoot<AccountId>,
    >;
    // To cancel a proposal before it has been passed, the technical committee must be unanimous or
    // Root must agree.
    type CancelProposalOrigin = EitherOfDiverse<
        pallet_collective::EnsureProportionAtLeast<AccountId, TechnicalCollective, 1, 1>,
        EnsureRoot<AccountId>,
    >;
    type BlacklistOrigin = EnsureRoot<AccountId>;
    // Any single technical committee member may veto a coming council proposal, however they can
    // only do it once and it lasts only for the cooloff period.
    type VetoOrigin = pallet_collective::EnsureMember<AccountId, TechnicalCollective>;
    type CooloffPeriod = CooloffPeriod;
    type PreimageByteDeposit = PreimageByteDeposit;
    type OperationalPreimageOrigin = pallet_collective::EnsureMember<AccountId, CouncilCollective>;
    type Slash = Treasury;
    type Scheduler = Scheduler;
    type PalletsOrigin = OriginCaller;
    type MaxVotes = MaxVotes;
    type WeightInfo = weights::pallet_democracy::WeightInfo<Runtime>;
    type MaxProposals = MaxProposals;
}

parameter_types! {
    pub CouncilMotionDuration: BlockNumber = prod_or_fast!(7 * DAYS, 2 * MINUTES, "DOT_MOTION_DURATION");
    pub const CouncilMaxProposals: u32 = 100;
    pub const CouncilMaxMembers: u32 = 100;
}

pub type CouncilCollective = pallet_collective::Instance1;
impl pallet_collective::Config<CouncilCollective> for Runtime {
    type Origin = Origin;
    type Proposal = Call;
    type Event = Event;
    type MotionDuration = CouncilMotionDuration;
    type MaxProposals = CouncilMaxProposals;
    type MaxMembers = CouncilMaxMembers;
    type DefaultVote = pallet_collective::PrimeDefaultVote;
    type WeightInfo = weights::pallet_collective_council::WeightInfo<Runtime>;
}

parameter_types! {
    pub const CandidacyBond: Balance = 100 * DOLLARS;
    // 1 storage item created, key size is 32 bytes, value size is 16+16.
    pub const VotingBondBase: Balance = deposit(1, 64);
    // additional data per vote is 32 bytes (account id).
    pub const VotingBondFactor: Balance = deposit(0, 32);
    /// Weekly council elections; scaling up to monthly eventually.
    pub TermDuration: BlockNumber = prod_or_fast!(7 * DAYS, 2 * MINUTES, "DOT_TERM_DURATION");
    /// 13 members initially, to be increased to 23 eventually.
    pub const DesiredMembers: u32 = 13;
    pub const DesiredRunnersUp: u32 = 20;
    pub const PhragmenElectionPalletId: LockIdentifier = *b"phrelect";
}
// Make sure that there are no more than `MaxMembers` members elected via phragmen.
const_assert!(DesiredMembers::get() <= CouncilMaxMembers::get());

impl pallet_elections_phragmen::Config for Runtime {
    type Event = Event;
    type PalletId = PhragmenElectionPalletId;
    type Currency = Balances;
    type ChangeMembers = Council;
    type InitializeMembers = Council;
    type CurrencyToVote = frame_support::traits::U128CurrencyToVote;
    type CandidacyBond = CandidacyBond;
    type VotingBondBase = VotingBondBase;
    type VotingBondFactor = VotingBondFactor;
    type LoserCandidate = Treasury;
    type KickedMember = Treasury;
    type DesiredMembers = DesiredMembers;
    type DesiredRunnersUp = DesiredRunnersUp;
    type TermDuration = TermDuration;
    type WeightInfo = weights::pallet_elections_phragmen::WeightInfo<Runtime>;
}

parameter_types! {
    pub const TechnicalMotionDuration: BlockNumber = 7 * DAYS;
    pub const TechnicalMaxProposals: u32 = 100;
    pub const TechnicalMaxMembers: u32 = 100;
}

pub type TechnicalCollective = pallet_collective::Instance2;
impl pallet_collective::Config<TechnicalCollective> for Runtime {
    type Origin = Origin;
    type Proposal = Call;
    type Event = Event;
    type MotionDuration = TechnicalMotionDuration;
    type MaxProposals = TechnicalMaxProposals;
    type MaxMembers = TechnicalMaxMembers;
    type DefaultVote = pallet_collective::PrimeDefaultVote;
    type WeightInfo = weights::pallet_collective_technical_committee::WeightInfo<Runtime>;
}

impl pallet_membership::Config<pallet_membership::Instance1> for Runtime {
    type Event = Event;
    type AddOrigin = MoreThanHalfCouncil;
    type RemoveOrigin = MoreThanHalfCouncil;
    type SwapOrigin = MoreThanHalfCouncil;
    type ResetOrigin = MoreThanHalfCouncil;
    type PrimeOrigin = MoreThanHalfCouncil;
    type MembershipInitialized = TechnicalCommittee;
    type MembershipChanged = TechnicalCommittee;
    type MaxMembers = TechnicalMaxMembers;
    type WeightInfo = weights::pallet_membership::WeightInfo<Runtime>;
}

parameter_types! {
    pub const ProposalBond: Permill = Permill::from_percent(5);
    pub const ProposalBondMinimum: Balance = 100 * DOLLARS;
    pub const ProposalBondMaximum: Balance = 500 * DOLLARS;
    pub const SpendPeriod: BlockNumber = 24 * DAYS;
    pub const Burn: Permill = Permill::from_percent(1);
    pub const TreasuryPalletId: PalletId = PalletId(*b"py/trsry");

    pub const TipCountdown: BlockNumber = 1 * DAYS;
    pub const TipFindersFee: Percent = Percent::from_percent(20);
    pub const TipReportDepositBase: Balance = 1 * DOLLARS;
    pub const DataDepositPerByte: Balance = 1 * CENTS;
    pub const MaxApprovals: u32 = 100;
    pub const MaxAuthorities: u32 = 100_000;
    pub const MaxKeys: u32 = 10_000;
    pub const MaxPeerInHeartbeats: u32 = 10_000;
    pub const MaxPeerDataEncodingSize: u32 = 1_000;
}

type ApproveOrigin = EitherOfDiverse<
    EnsureRoot<AccountId>,
    pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 3, 5>,
>;

impl pallet_treasury::Config for Runtime {
    type PalletId = TreasuryPalletId;
    type Currency = Balances;
    type ApproveOrigin = ApproveOrigin;
    type RejectOrigin = MoreThanHalfCouncil;
    type Event = Event;
    type OnSlash = Treasury;
    type ProposalBond = ProposalBond;
    type ProposalBondMinimum = ProposalBondMinimum;
    type ProposalBondMaximum = ProposalBondMaximum;
    type SpendPeriod = SpendPeriod;
    type Burn = Burn;
    type BurnDestination = ();
    type SpendFunds = Bounties;
    type MaxApprovals = MaxApprovals;
    type WeightInfo = weights::pallet_treasury::WeightInfo<Runtime>;
    type SpendOrigin = frame_support::traits::NeverEnsureOrigin<Balance>;
}

parameter_types! {
    pub const BountyDepositBase: Balance = 1 * DOLLARS;
    pub const BountyDepositPayoutDelay: BlockNumber = 8 * DAYS;
    pub const BountyUpdatePeriod: BlockNumber = 90 * DAYS;
    pub const MaximumReasonLength: u32 = 16384;
    pub const CuratorDepositMultiplier: Permill = Permill::from_percent(50);
    pub const CuratorDepositMin: Balance = 10 * DOLLARS;
    pub const CuratorDepositMax: Balance = 200 * DOLLARS;
    pub const BountyValueMinimum: Balance = 10 * DOLLARS;
}

impl pallet_bounties::Config for Runtime {
    type Event = Event;
    type BountyDepositBase = BountyDepositBase;
    type BountyDepositPayoutDelay = BountyDepositPayoutDelay;
    type BountyUpdatePeriod = BountyUpdatePeriod;
    type CuratorDepositMultiplier = CuratorDepositMultiplier;
    type CuratorDepositMin = CuratorDepositMin;
    type CuratorDepositMax = CuratorDepositMax;
    type BountyValueMinimum = BountyValueMinimum;
    type ChildBountyManager = ChildBounties;
    type DataDepositPerByte = DataDepositPerByte;
    type MaximumReasonLength = MaximumReasonLength;
    type WeightInfo = weights::pallet_bounties::WeightInfo<Runtime>;
}

parameter_types! {
    pub const MaxActiveChildBountyCount: u32 = 100;
    pub const ChildBountyValueMinimum: Balance = BountyValueMinimum::get() / 10;
}

impl pallet_child_bounties::Config for Runtime {
    type Event = Event;
    type MaxActiveChildBountyCount = MaxActiveChildBountyCount;
    type ChildBountyValueMinimum = ChildBountyValueMinimum;
    type WeightInfo = weights::pallet_child_bounties::WeightInfo<Runtime>;
}

impl pallet_tips::Config for Runtime {
    type Event = Event;
    type DataDepositPerByte = DataDepositPerByte;
    type MaximumReasonLength = MaximumReasonLength;
    type Tippers = PhragmenElection;
    type TipCountdown = TipCountdown;
    type TipFindersFee = TipFindersFee;
    type TipReportDepositBase = TipReportDepositBase;
    type WeightInfo = weights::pallet_tips::WeightInfo<Runtime>;
}

impl pallet_offences::Config for Runtime {
    type Event = Event;
    type IdentificationTuple = pallet_session::historical::IdentificationTuple<Self>;
    type OnOffenceHandler = Staking;
}

impl pallet_authority_discovery::Config for Runtime {
    type MaxAuthorities = MaxAuthorities;
}

parameter_types! {
    pub NposSolutionPriority: TransactionPriority =
        Perbill::from_percent(90) * TransactionPriority::max_value();
    pub const ImOnlineUnsignedPriority: TransactionPriority = TransactionPriority::max_value();
}

impl pallet_im_online::Config for Runtime {
    type AuthorityId = ImOnlineId;
    type Event = Event;
    type ValidatorSet = Historical;
    type NextSessionRotation = Babe;
    type ReportUnresponsiveness = Offences;
    type UnsignedPriority = ImOnlineUnsignedPriority;
    type WeightInfo = weights::pallet_im_online::WeightInfo<Runtime>;
    type MaxKeys = MaxKeys;
    type MaxPeerInHeartbeats = MaxPeerInHeartbeats;
    type MaxPeerDataEncodingSize = MaxPeerDataEncodingSize;
}

impl pallet_grandpa::Config for Runtime {
    type Event = Event;
    type Call = Call;

    type KeyOwnerProof =
        <Self::KeyOwnerProofSystem as KeyOwnerProofSystem<(KeyTypeId, GrandpaId)>>::Proof;

    type KeyOwnerIdentification = <Self::KeyOwnerProofSystem as KeyOwnerProofSystem<(
        KeyTypeId,
        GrandpaId,
    )>>::IdentificationTuple;

    type KeyOwnerProofSystem = Historical;

    type HandleEquivocation = pallet_grandpa::EquivocationHandler<
        Self::KeyOwnerIdentification,
        Offences,
        ReportLongevity,
    >;

    type WeightInfo = ();
    type MaxAuthorities = MaxAuthorities;
}

/// Submits a transaction with the node's public and signature type. Adheres to the signed extension
/// format of the chain.
impl<LocalCall> frame_system::offchain::CreateSignedTransaction<LocalCall> for Runtime
where
    Call: From<LocalCall>,
{
    fn create_transaction<C: frame_system::offchain::AppCrypto<Self::Public, Self::Signature>>(
        call: Call,
        public: <Signature as Verify>::Signer,
        account: AccountId,
        nonce: <Runtime as frame_system::Config>::Index,
    ) -> Option<(Call, <UncheckedExtrinsic as ExtrinsicT>::SignaturePayload)> {
        use sp_runtime::traits::StaticLookup;
        // take the biggest period possible.
        let period =
            BlockHashCount::get().checked_next_power_of_two().map(|c| c / 2).unwrap_or(2) as u64;

        let current_block = System::block_number()
            .saturated_into::<u64>()
            // The `System::block_number` is initialized with `n+1`,
            // so the actual block number is `n`.
            .saturating_sub(1);
        let tip = 0;
        let extra: SignedExtra = (
            frame_system::CheckNonZeroSender::<Runtime>::new(),
            frame_system::CheckSpecVersion::<Runtime>::new(),
            frame_system::CheckTxVersion::<Runtime>::new(),
            frame_system::CheckGenesis::<Runtime>::new(),
            frame_system::CheckMortality::<Runtime>::from(generic::Era::mortal(
                period,
                current_block,
            )),
            frame_system::CheckNonce::<Runtime>::from(nonce),
            frame_system::CheckWeight::<Runtime>::new(),
            pallet_transaction_payment::ChargeTransactionPayment::<Runtime>::from(tip),
            claims::PrevalidateAttests::<Runtime>::new(),
        );
        let raw_payload = SignedPayload::new(call, extra)
            .map_err(|e| {
                log::warn!("Unable to create signed payload: {:?}", e);
            })
            .ok()?;
        let signature = raw_payload.using_encoded(|payload| C::sign(payload, public))?;
        let (call, extra, _) = raw_payload.deconstruct();
        let address = <Runtime as frame_system::Config>::Lookup::unlookup(account);
        Some((call, (address, signature, extra)))
    }
}

impl frame_system::offchain::SigningTypes for Runtime {
    type Public = <Signature as Verify>::Signer;
    type Signature = Signature;
}

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

parameter_types! {
    pub const ParathreadDeposit: Balance = 500 * DOLLARS;
    pub const MaxRetries: u32 = 3;
}

parameter_types! {
    pub Prefix: &'static [u8] = b"Pay DOTs to the Polkadot account:";
}

impl claims::Config for Runtime {
    type Event = Event;
    type VestingSchedule = Vesting;
    type Prefix = Prefix;
    /// At least 3/4 of the council must agree to a claim move before it can happen.
    type MoveClaimOrigin =
        pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 3, 4>;
    type WeightInfo = weights::runtime_common_claims::WeightInfo<Runtime>;
}

parameter_types! {
    pub const MinVestedTransfer: Balance = 1 * DOLLARS;
}

impl pallet_vesting::Config for Runtime {
    type Event = Event;
    type Currency = Balances;
    type BlockNumberToBalance = ConvertInto;
    type MinVestedTransfer = MinVestedTransfer;
    type WeightInfo = weights::pallet_vesting::WeightInfo<Runtime>;
    const MAX_VESTING_SCHEDULES: u32 = 28;
}

impl pallet_utility::Config for Runtime {
    type Event = Event;
    type Call = Call;
    type PalletsOrigin = OriginCaller;
    type WeightInfo = weights::pallet_utility::WeightInfo<Runtime>;
}

parameter_types! {
    // One storage item; key size is 32; value is size 4+4+16+32 bytes = 56 bytes.
    pub const DepositBase: Balance = deposit(1, 88);
    // Additional storage item size of 32 bytes.
    pub const DepositFactor: Balance = deposit(0, 32);
    pub const MaxSignatories: u16 = 100;
}

impl pallet_multisig::Config for Runtime {
    type Event = Event;
    type Call = Call;
    type Currency = Balances;
    type DepositBase = DepositBase;
    type DepositFactor = DepositFactor;
    type MaxSignatories = MaxSignatories;
    type WeightInfo = weights::pallet_multisig::WeightInfo<Runtime>;
}

parameter_types! {
    // One storage item; key size 32, value size 8; .
    pub const ProxyDepositBase: Balance = deposit(1, 8);
    // Additional storage item size of 33 bytes.
    pub const ProxyDepositFactor: Balance = deposit(0, 33);
    pub const MaxProxies: u16 = 32;
    pub const AnnouncementDepositBase: Balance = deposit(1, 8);
    pub const AnnouncementDepositFactor: Balance = deposit(0, 66);
    pub const MaxPending: u16 = 32;
}

/// The type used to represent the kinds of proxying allowed.
#[derive(
    Copy,
    Clone,
    Eq,
    PartialEq,
    Ord,
    PartialOrd,
    Encode,
    Decode,
    RuntimeDebug,
    MaxEncodedLen,
    scale_info::TypeInfo,
)]
pub enum ProxyType {
    Any = 0,
    NonTransfer = 1,
    Governance = 2,
    Staking = 3,
    // Skip 4 as it is now removed (was SudoBalances)
    IdentityJudgement = 5,
    CancelProxy = 6,
    Auction = 7,
}

#[cfg(test)]
mod proxy_type_tests {
    use super::*;

    #[derive(Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Encode, Decode, RuntimeDebug)]
    pub enum OldProxyType {
        Any,
        NonTransfer,
        Governance,
        Staking,
        SudoBalances,
        IdentityJudgement,
    }

    #[test]
    fn proxy_type_decodes_correctly() {
        for (i, j) in vec![
            (OldProxyType::Any, ProxyType::Any),
            (OldProxyType::NonTransfer, ProxyType::NonTransfer),
            (OldProxyType::Governance, ProxyType::Governance),
            (OldProxyType::Staking, ProxyType::Staking),
            (OldProxyType::IdentityJudgement, ProxyType::IdentityJudgement),
        ]
        .into_iter()
        {
            assert_eq!(i.encode(), j.encode());
        }
        assert!(ProxyType::decode(&mut &OldProxyType::SudoBalances.encode()[..]).is_err());
    }
}

impl Default for ProxyType {
    fn default() -> Self {
        Self::Any
    }
}
impl InstanceFilter<Call> for ProxyType {
    fn filter(&self, c: &Call) -> bool {
        match self {
            ProxyType::Any => true,
            ProxyType::NonTransfer => matches!(
                c,
                Call::System(..) |
                Call::Scheduler(..) |
                Call::Babe(..) |
                Call::Timestamp(..) |
                Call::Indices(pallet_indices::Call::claim{..}) |
                Call::Indices(pallet_indices::Call::free{..}) |
                Call::Indices(pallet_indices::Call::freeze{..}) |
                // Specifically omitting Indices `transfer`, `force_transfer`
                // Specifically omitting the entire Balances pallet
                Call::Authorship(..) |
                Call::Staking(..) |
                Call::Session(..) |
                Call::Grandpa(..) |
                Call::ImOnline(..) |
                Call::Democracy(..) |
                Call::Council(..) |
                Call::TechnicalCommittee(..) |
                Call::PhragmenElection(..) |
                Call::TechnicalMembership(..) |
                Call::Treasury(..) |
                Call::Bounties(..) |
                Call::ChildBounties(..) |
                Call::Tips(..) |
                Call::Claims(..) |
                Call::Vesting(pallet_vesting::Call::vest{..}) |
                Call::Vesting(pallet_vesting::Call::vest_other{..}) |
                // Specifically omitting Vesting `vested_transfer`, and `force_vested_transfer`
                Call::Utility(..) |
                Call::Identity(..) |
                Call::Proxy(..) |
                Call::Multisig(..) |
                Call::Registrar(paras_registrar::Call::register {..}) |
                Call::Registrar(paras_registrar::Call::deregister {..}) |
                // Specifically omitting Registrar `swap`
                Call::Registrar(paras_registrar::Call::reserve {..}) |
                Call::Crowdloan(..) |
                Call::Slots(..) |
                Call::Auctions(..) | // Specifically omitting the entire XCM Pallet
                Call::VoterList(..)
            ),
            ProxyType::Governance => matches!(
                c,
                Call::Democracy(..) |
                    Call::Council(..) | Call::TechnicalCommittee(..) |
                    Call::PhragmenElection(..) |
                    Call::Treasury(..) | Call::Bounties(..) |
                    Call::Tips(..) | Call::Utility(..) |
                    Call::ChildBounties(..)
            ),
            ProxyType::Staking => {
                matches!(c, Call::Staking(..) | Call::Session(..) | Call::Utility(..))
            },
            ProxyType::IdentityJudgement => matches!(
                c,
                Call::Identity(pallet_identity::Call::provide_judgement { .. }) | Call::Utility(..)
            ),
            ProxyType::CancelProxy => {
                matches!(c, Call::Proxy(pallet_proxy::Call::reject_announcement { .. }))
            },
            ProxyType::Auction => matches!(
                c,
                Call::Auctions(..) | Call::Crowdloan(..) | Call::Registrar(..) | Call::Slots(..)
            ),
        }
    }
    fn is_superset(&self, o: &Self) -> bool {
        match (self, o) {
            (x, y) if x == y => true,
            (ProxyType::Any, _) => true,
            (_, ProxyType::Any) => false,
            (ProxyType::NonTransfer, _) => true,
            _ => false,
        }
    }
}

impl pallet_proxy::Config for Runtime {
    type Event = Event;
    type Call = Call;
    type Currency = Balances;
    type ProxyType = ProxyType;
    type ProxyDepositBase = ProxyDepositBase;
    type ProxyDepositFactor = ProxyDepositFactor;
    type MaxProxies = MaxProxies;
    type WeightInfo = weights::pallet_proxy::WeightInfo<Runtime>;
    type MaxPending = MaxPending;
    type CallHasher = BlakeTwo256;
    type AnnouncementDepositBase = AnnouncementDepositBase;
    type AnnouncementDepositFactor = AnnouncementDepositFactor;
}

impl parachains_origin::Config for Runtime {}

impl parachains_configuration::Config for Runtime {
    type WeightInfo = weights::runtime_parachains_configuration::WeightInfo<Runtime>;
}

impl parachains_shared::Config for Runtime {}

impl parachains_session_info::Config for Runtime {
    type ValidatorSet = Historical;
}

impl parachains_inclusion::Config for Runtime {
    type Event = Event;
    type DisputesHandler = ParasDisputes;
    type RewardValidators = parachains_reward_points::RewardValidatorsWithEraPoints<Runtime>;
}

parameter_types! {
    pub const ParasUnsignedPriority: TransactionPriority = TransactionPriority::max_value();
}

impl parachains_paras::Config for Runtime {
    type Event = Event;
    type WeightInfo = weights::runtime_parachains_paras::WeightInfo<Runtime>;
    type UnsignedPriority = ParasUnsignedPriority;
    type NextSessionRotation = Babe;
}

parameter_types! {
    pub const FirstMessageFactorPercent: u64 = 100;
}

impl parachains_ump::Config for Runtime {
    type Event = Event;
    type UmpSink =
        crate::parachains_ump::XcmSink<xcm_executor::XcmExecutor<xcm_config::XcmConfig>, Runtime>;
    type FirstMessageFactorPercent = FirstMessageFactorPercent;
    type ExecuteOverweightOrigin = EnsureRoot<AccountId>;
    type WeightInfo = parachains_ump::TestWeightInfo;
}

impl parachains_dmp::Config for Runtime {}

impl parachains_hrmp::Config for Runtime {
    type Event = Event;
    type Origin = Origin;
    type Currency = Balances;
    type WeightInfo = weights::runtime_parachains_hrmp::WeightInfo<Self>;
}

impl parachains_paras_inherent::Config for Runtime {
    type WeightInfo = weights::runtime_parachains_paras_inherent::WeightInfo<Runtime>;
}

impl parachains_scheduler::Config for Runtime {}

impl parachains_initializer::Config for Runtime {
    type Randomness = pallet_babe::RandomnessFromOneEpochAgo<Runtime>;
    type ForceOrigin = EnsureRoot<AccountId>;
    type WeightInfo = weights::runtime_parachains_initializer::WeightInfo<Runtime>;
}

impl parachains_disputes::Config for Runtime {
    type Event = Event;
    type RewardValidators = ();
    type PunishValidators = ();
    type WeightInfo = weights::runtime_parachains_disputes::WeightInfo<Runtime>;
}

parameter_types! {
    // Mostly arbitrary deposit price, but should provide an adequate incentive not to spam reserve
    // `ParaId`s.
    pub const ParaDeposit: Balance = 100 * DOLLARS;
    pub const ParaDataByteDeposit: Balance = deposit(0, 1);
}

impl paras_registrar::Config for Runtime {
    type Event = Event;
    type Origin = Origin;
    type Currency = Balances;
    type OnSwap = (Crowdloan, Slots);
    type ParaDeposit = ParaDeposit;
    type DataDepositPerByte = ParaDataByteDeposit;
    type WeightInfo = weights::runtime_common_paras_registrar::WeightInfo<Runtime>;
}

parameter_types! {
    // 12 weeks = 3 months per lease period -> 8 lease periods ~ 2 years
    pub LeasePeriod: BlockNumber = prod_or_fast!(12 * WEEKS, 12 * WEEKS, "DOT_LEASE_PERIOD");
    // Polkadot Genesis was on May 26, 2020.
    // Target Parachain Onboarding Date: Dec 15, 2021.
    // Difference is 568 days.
    // We want a lease period to start on the target onboarding date.
    // 568 % (12 * 7) = 64 day offset
    pub LeaseOffset: BlockNumber = prod_or_fast!(64 * DAYS, 0, "DOT_LEASE_OFFSET");
}

impl slots::Config for Runtime {
    type Event = Event;
    type Currency = Balances;
    type Registrar = Registrar;
    type LeasePeriod = LeasePeriod;
    type LeaseOffset = LeaseOffset;
    type ForceOrigin = MoreThanHalfCouncil;
    type WeightInfo = weights::runtime_common_slots::WeightInfo<Runtime>;
}

parameter_types! {
    pub const CrowdloanId: PalletId = PalletId(*b"py/cfund");
    // Accounts for 10_000 contributions, each using 48 bytes (16 bytes for balance, and 32 bytes
    // for a memo).
    pub const SubmissionDeposit: Balance = deposit(1, 480_000);
    // The minimum crowdloan contribution.
    pub const MinContribution: Balance = 5 * DOLLARS;
    pub const RemoveKeysLimit: u32 = 1000;
    // Allow 32 bytes for an additional memo to a crowdloan.
    pub const MaxMemoLength: u8 = 32;
}

impl crowdloan::Config for Runtime {
    type Event = Event;
    type PalletId = CrowdloanId;
    type SubmissionDeposit = SubmissionDeposit;
    type MinContribution = MinContribution;
    type RemoveKeysLimit = RemoveKeysLimit;
    type Registrar = Registrar;
    type Auctioneer = Auctions;
    type MaxMemoLength = MaxMemoLength;
    type WeightInfo = weights::runtime_common_crowdloan::WeightInfo<Runtime>;
}

parameter_types! {
    // The average auction is 7 days long, so this will be 70% for ending period.
    // 5 Days = 72000 Blocks @ 6 sec per block
    pub const EndingPeriod: BlockNumber = 5 * DAYS;
    // ~ 1000 samples per day -> ~ 20 blocks per sample -> 2 minute samples
    pub const SampleLength: BlockNumber = 2 * MINUTES;
}

type AuctionInitiate = EitherOfDiverse<
    EnsureRoot<AccountId>,
    pallet_collective::EnsureProportionAtLeast<AccountId, CouncilCollective, 2, 3>,
>;

impl auctions::Config for Runtime {
    type Event = Event;
    type Leaser = Slots;
    type Registrar = Registrar;
    type EndingPeriod = EndingPeriod;
    type SampleLength = SampleLength;
    type Randomness = pallet_babe::RandomnessFromOneEpochAgo<Runtime>;
    type InitiateOrigin = AuctionInitiate;
    type WeightInfo = weights::runtime_common_auctions::WeightInfo<Runtime>;
}

construct_runtime! {
    pub enum Runtime where
        Block = Block,
        NodeBlock = primitives::v2::Block,
        UncheckedExtrinsic = UncheckedExtrinsic
    {
        // Basic stuff; balances is uncallable initially.
        System: frame_system::{Pallet, Call, Storage, Config, Event<T>} = 0,
        Scheduler: pallet_scheduler::{Pallet, Call, Storage, Event<T>} = 1,
        Preimage: pallet_preimage::{Pallet, Call, Storage, Event<T>} = 10,

        // Babe must be before session.
        Babe: pallet_babe::{Pallet, Call, Storage, Config, ValidateUnsigned} = 2,

        Timestamp: pallet_timestamp::{Pallet, Call, Storage, Inherent} = 3,
        Indices: pallet_indices::{Pallet, Call, Storage, Config<T>, Event<T>} = 4,
        Balances: pallet_balances::{Pallet, Call, Storage, Config<T>, Event<T>} = 5,
        TransactionPayment: pallet_transaction_payment::{Pallet, Storage} = 32,

        // Consensus support.
        // Authorship must be before session in order to note author in the correct session and era
        // for im-online and staking.
        Authorship: pallet_authorship::{Pallet, Call, Storage} = 6,
        Staking: pallet_staking::{Pallet, Call, Storage, Config<T>, Event<T>} = 7,
        Offences: pallet_offences::{Pallet, Storage, Event} = 8,
        Historical: session_historical::{Pallet} = 33,
        Session: pallet_session::{Pallet, Call, Storage, Event, Config<T>} = 9,
        Grandpa: pallet_grandpa::{Pallet, Call, Storage, Config, Event, ValidateUnsigned} = 11,
        ImOnline: pallet_im_online::{Pallet, Call, Storage, Event<T>, ValidateUnsigned, Config<T>} = 12,
        AuthorityDiscovery: pallet_authority_discovery::{Pallet, Config} = 13,

        // Governance stuff.
        Democracy: pallet_democracy::{Pallet, Call, Storage, Config<T>, Event<T>} = 14,
        Council: pallet_collective::<Instance1>::{Pallet, Call, Storage, Origin<T>, Event<T>, Config<T>} = 15,
        TechnicalCommittee: pallet_collective::<Instance2>::{Pallet, Call, Storage, Origin<T>, Event<T>, Config<T>} = 16,
        PhragmenElection: pallet_elections_phragmen::{Pallet, Call, Storage, Event<T>, Config<T>} = 17,
        TechnicalMembership: pallet_membership::<Instance1>::{Pallet, Call, Storage, Event<T>, Config<T>} = 18,
        Treasury: pallet_treasury::{Pallet, Call, Storage, Config, Event<T>} = 19,


        // Claims. Usable initially.
        Claims: claims::{Pallet, Call, Storage, Event<T>, Config<T>, ValidateUnsigned} = 24,
        // Vesting. Usable initially, but removed once all vesting is finished.
        Vesting: pallet_vesting::{Pallet, Call, Storage, Event<T>, Config<T>} = 25,
        // Cunning utilities. Usable initially.
        Utility: pallet_utility::{Pallet, Call, Event} = 26,

        // Identity. Late addition.
        Identity: pallet_identity::{Pallet, Call, Storage, Event<T>} = 28,

        // Proxy module. Late addition.
        Proxy: pallet_proxy::{Pallet, Call, Storage, Event<T>} = 29,

        // Multisig dispatch. Late addition.
        Multisig: pallet_multisig::{Pallet, Call, Storage, Event<T>} = 30,

        // Bounties modules.
        Bounties: pallet_bounties::{Pallet, Call, Storage, Event<T>} = 34,
        ChildBounties: pallet_child_bounties = 38,

        // Tips module.
        Tips: pallet_tips::{Pallet, Call, Storage, Event<T>} = 35,

        // Election pallet. Only works with staking, but placed here to maintain indices.
        ElectionProviderMultiPhase: pallet_election_provider_multi_phase::{Pallet, Call, Storage, Event<T>, ValidateUnsigned} = 36,

        // Provides a semi-sorted list of nominators for staking.
        VoterList: pallet_bags_list::{Pallet, Call, Storage, Event<T>} = 37,

        // Parachains pallets. Start indices at 50 to leave room.
        ParachainsOrigin: parachains_origin::{Pallet, Origin} = 50,
        Configuration: parachains_configuration::{Pallet, Call, Storage, Config<T>} = 51,
        ParasShared: parachains_shared::{Pallet, Call, Storage} = 52,
        ParaInclusion: parachains_inclusion::{Pallet, Call, Storage, Event<T>} = 53,
        ParaInherent: parachains_paras_inherent::{Pallet, Call, Storage, Inherent} = 54,
        ParaScheduler: parachains_scheduler::{Pallet, Storage} = 55,
        Paras: parachains_paras::{Pallet, Call, Storage, Event, Config} = 56,
        Initializer: parachains_initializer::{Pallet, Call, Storage} = 57,
        Dmp: parachains_dmp::{Pallet, Call, Storage} = 58,
        Ump: parachains_ump::{Pallet, Call, Storage, Event} = 59,
        Hrmp: parachains_hrmp::{Pallet, Call, Storage, Event<T>, Config} = 60,
        ParaSessionInfo: parachains_session_info::{Pallet, Storage} = 61,
        ParasDisputes: parachains_disputes::{Pallet, Call, Storage, Event<T>} = 62,

        // Parachain Onboarding Pallets. Start indices at 70 to leave room.
        Registrar: paras_registrar::{Pallet, Call, Storage, Event<T>} = 70,
        Slots: slots::{Pallet, Call, Storage, Event<T>} = 71,
        Auctions: auctions::{Pallet, Call, Storage, Event<T>} = 72,
        Crowdloan: crowdloan::{Pallet, Call, Storage, Event<T>} = 73,

        // Pallet for sending XCM.
        XcmPallet: pallet_xcm::{Pallet, Call, Storage, Event<T>, Origin, Config} = 99,
    }
}

/// 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>;
/// A Block signed with a Justification
pub type SignedBlock = generic::SignedBlock<Block>;
/// `BlockId` type as expected by this runtime.
pub type BlockId = generic::BlockId<Block>;
/// 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::CheckMortality<Runtime>,
    frame_system::CheckNonce<Runtime>,
    frame_system::CheckWeight<Runtime>,
    pallet_transaction_payment::ChargeTransactionPayment<Runtime>,
    claims::PrevalidateAttests<Runtime>,
);
/// Unchecked extrinsic type as expected by this runtime.
pub type UncheckedExtrinsic = generic::UncheckedExtrinsic<Address, Call, Signature, SignedExtra>;
/// Executive: handles dispatch to the various modules.
pub type Executive = frame_executive::Executive<
    Runtime,
    Block,
    frame_system::ChainContext<Runtime>,
    Runtime,
    AllPalletsWithSystem,
    (RenameBagsListToVoterList, pallet_bags_list::migrations::AddScore<Runtime>),
>;
/// The payload being signed in transactions.
pub type SignedPayload = generic::SignedPayload<Call, SignedExtra>;

/// A migration which renames the pallet `BagsList` to `VoterList`
pub struct RenameBagsListToVoterList;
impl frame_support::traits::OnRuntimeUpgrade for RenameBagsListToVoterList {
    #[cfg(feature = "try-runtime")]
    fn pre_upgrade() -> Result<(), &'static str> {
        // For other pre-upgrade checks, we need the storage to already be migrated.
        frame_support::storage::migration::move_pallet(b"BagsList", b"VoterList");
        Ok(())
    }
    fn on_runtime_upgrade() -> frame_support::weights::Weight {
        frame_support::storage::migration::move_pallet(b"BagsList", b"VoterList");
        frame_support::weights::Weight::MAX
    }
}

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

#[cfg(feature = "runtime-benchmarks")]
mod benches {
    define_benchmarks!(
        // Polkadot
        // NOTE: Make sure to prefix these with `runtime_common::` so
        // the that path resolves correctly in the generated file.
        [runtime_common::auctions, Auctions]
        [runtime_common::claims, Claims]
        [runtime_common::crowdloan, Crowdloan]
        [runtime_common::slots, Slots]
        [runtime_common::paras_registrar, Registrar]
        [runtime_parachains::configuration, Configuration]
        [runtime_parachains::disputes, ParasDisputes]
        [runtime_parachains::initializer, Initializer]
        [runtime_parachains::paras, Paras]
        [runtime_parachains::paras_inherent, ParaInherent]
        [runtime_parachains::ump, Ump]
        // Substrate
        [pallet_bags_list, VoterList]
        [pallet_balances, Balances]
        [frame_benchmarking::baseline, Baseline::<Runtime>]
        [pallet_bounties, Bounties]
        [pallet_child_bounties, ChildBounties]
        [pallet_collective, Council]
        [pallet_collective, TechnicalCommittee]
        [pallet_democracy, Democracy]
        [pallet_elections_phragmen, PhragmenElection]
        [pallet_election_provider_multi_phase, ElectionProviderMultiPhase]
        [frame_election_provider_support, ElectionProviderBench::<Runtime>]
        [pallet_identity, Identity]
        [pallet_im_online, ImOnline]
        [pallet_indices, Indices]
        [pallet_membership, TechnicalMembership]
        [pallet_multisig, Multisig]
        [pallet_offences, OffencesBench::<Runtime>]
        [pallet_preimage, Preimage]
        [pallet_proxy, Proxy]
        [pallet_scheduler, Scheduler]
        [pallet_session, SessionBench::<Runtime>]
        [pallet_staking, Staking]
        [frame_system, SystemBench::<Runtime>]
        [pallet_timestamp, Timestamp]
        [pallet_tips, Tips]
        [pallet_treasury, Treasury]
        [pallet_utility, Utility]
        [pallet_vesting, Vesting]
    );
}

#[cfg(not(feature = "disable-runtime-api"))]
sp_api::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())
        }
    }

    impl block_builder_api::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: inherents::InherentData) -> Vec<<Block as BlockT>::Extrinsic> {
            data.create_extrinsics()
        }

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

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

    impl primitives::runtime_api::ParachainHost<Block, Hash, BlockNumber> for Runtime {
        fn validators() -> Vec<ValidatorId> {
            parachains_runtime_api_impl::validators::<Runtime>()
        }

        fn validator_groups() -> (Vec<Vec<ValidatorIndex>>, GroupRotationInfo<BlockNumber>) {
            parachains_runtime_api_impl::validator_groups::<Runtime>()
        }

        fn availability_cores() -> Vec<CoreState<Hash, BlockNumber>> {
            parachains_runtime_api_impl::availability_cores::<Runtime>()
        }

        fn persisted_validation_data(para_id: ParaId, assumption: OccupiedCoreAssumption)
            -> Option<PersistedValidationData<Hash, BlockNumber>> {
            parachains_runtime_api_impl::persisted_validation_data::<Runtime>(para_id, assumption)
        }

        fn assumed_validation_data(
            para_id: ParaId,
            expected_persisted_validation_data_hash: Hash,
        ) -> Option<(PersistedValidationData<Hash, BlockNumber>, ValidationCodeHash)> {
            parachains_runtime_api_impl::assumed_validation_data::<Runtime>(
                para_id,
                expected_persisted_validation_data_hash,
            )
        }

        fn check_validation_outputs(
            para_id: ParaId,
            outputs: primitives::v2::CandidateCommitments,
        ) -> bool {
            parachains_runtime_api_impl::check_validation_outputs::<Runtime>(para_id, outputs)
        }

        fn session_index_for_child() -> SessionIndex {
            parachains_runtime_api_impl::session_index_for_child::<Runtime>()
        }

        fn validation_code(para_id: ParaId, assumption: OccupiedCoreAssumption)
            -> Option<ValidationCode> {
            parachains_runtime_api_impl::validation_code::<Runtime>(para_id, assumption)
        }

        fn candidate_pending_availability(para_id: ParaId) -> Option<CommittedCandidateReceipt<Hash>> {
            parachains_runtime_api_impl::candidate_pending_availability::<Runtime>(para_id)
        }

        fn candidate_events() -> Vec<CandidateEvent<Hash>> {
            parachains_runtime_api_impl::candidate_events::<Runtime, _>(|ev| {
                match ev {
                    Event::ParaInclusion(ev) => {
                        Some(ev)
                    }
                    _ => None,
                }
            })
        }

        fn session_info(index: SessionIndex) -> Option<SessionInfo> {
            parachains_runtime_api_impl::session_info::<Runtime>(index)
        }

        fn dmq_contents(recipient: ParaId) -> Vec<InboundDownwardMessage<BlockNumber>> {
            parachains_runtime_api_impl::dmq_contents::<Runtime>(recipient)
        }

        fn inbound_hrmp_channels_contents(
            recipient: ParaId
        ) -> BTreeMap<ParaId, Vec<InboundHrmpMessage<BlockNumber>>> {
            parachains_runtime_api_impl::inbound_hrmp_channels_contents::<Runtime>(recipient)
        }

        fn validation_code_by_hash(hash: ValidationCodeHash) -> Option<ValidationCode> {
            parachains_runtime_api_impl::validation_code_by_hash::<Runtime>(hash)
        }

        fn on_chain_votes() -> Option<ScrapedOnChainVotes<Hash>> {
            parachains_runtime_api_impl::on_chain_votes::<Runtime>()
        }

        fn submit_pvf_check_statement(
            stmt: primitives::v2::PvfCheckStatement,
            signature: primitives::v2::ValidatorSignature,
        ) {
            parachains_runtime_api_impl::submit_pvf_check_statement::<Runtime>(stmt, signature)
        }

        fn pvfs_require_precheck() -> Vec<ValidationCodeHash> {
            parachains_runtime_api_impl::pvfs_require_precheck::<Runtime>()
        }

        fn validation_code_hash(para_id: ParaId, assumption: OccupiedCoreAssumption)
            -> Option<ValidationCodeHash>
        {
            parachains_runtime_api_impl::validation_code_hash::<Runtime>(para_id, assumption)
        }

        fn staging_get_disputes() -> Vec<(SessionIndex, CandidateHash, DisputeState<BlockNumber>)> {
            unimplemented!()
        }
    }

    impl beefy_primitives::BeefyApi<Block> for Runtime {
        fn validator_set() -> Option<beefy_primitives::ValidatorSet<BeefyId>> {
            // dummy implementation due to lack of BEEFY pallet.
            None
        }
    }

    impl mmr::MmrApi<Block, Hash> for Runtime {
        fn generate_proof(_leaf_index: u64)
            -> Result<(mmr::EncodableOpaqueLeaf, mmr::Proof<Hash>), mmr::Error>
        {
            Err(mmr::Error::PalletNotIncluded)
        }

        fn verify_proof(_leaf: mmr::EncodableOpaqueLeaf, _proof: mmr::Proof<Hash>)
            -> Result<(), mmr::Error>
        {
            Err(mmr::Error::PalletNotIncluded)
        }

        fn verify_proof_stateless(
            _root: Hash,
            _leaf: mmr::EncodableOpaqueLeaf,
            _proof: mmr::Proof<Hash>
        ) -> Result<(), mmr::Error> {
            Err(mmr::Error::PalletNotIncluded)
        }

        fn mmr_root() -> Result<Hash, mmr::Error> {
            Err(mmr::Error::PalletNotIncluded)
        }

        fn generate_batch_proof(_leaf_indices: Vec<u64>)
            -> Result<(Vec<mmr::EncodableOpaqueLeaf>, mmr::BatchProof<Hash>), mmr::Error>
        {
            Err(mmr::Error::PalletNotIncluded)
        }

        fn verify_batch_proof(_leaves: Vec<mmr::EncodableOpaqueLeaf>, _proof: mmr::BatchProof<Hash>)
            -> Result<(), mmr::Error>
        {
            Err(mmr::Error::PalletNotIncluded)
        }

        fn verify_batch_proof_stateless(
            _root: Hash,
            _leaves: Vec<mmr::EncodableOpaqueLeaf>,
            _proof: mmr::BatchProof<Hash>
        ) -> Result<(), mmr::Error> {
            Err(mmr::Error::PalletNotIncluded)
        }
    }

    impl fg_primitives::GrandpaApi<Block> for Runtime {
        fn grandpa_authorities() -> Vec<(GrandpaId, u64)> {
            Grandpa::grandpa_authorities()
        }

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

        fn submit_report_equivocation_unsigned_extrinsic(
            equivocation_proof: fg_primitives::EquivocationProof<
                <Block as BlockT>::Hash,
                sp_runtime::traits::NumberFor<Block>,
            >,
            key_owner_proof: fg_primitives::OpaqueKeyOwnershipProof,
        ) -> Option<()> {
            let key_owner_proof = key_owner_proof.decode()?;

            Grandpa::submit_unsigned_equivocation_report(
                equivocation_proof,
                key_owner_proof,
            )
        }

        fn generate_key_ownership_proof(
            _set_id: fg_primitives::SetId,
            authority_id: fg_primitives::AuthorityId,
        ) -> Option<fg_primitives::OpaqueKeyOwnershipProof> {
            use parity_scale_codec::Encode;

            Historical::prove((fg_primitives::KEY_TYPE, authority_id))
                .map(|p| p.encode())
                .map(fg_primitives::OpaqueKeyOwnershipProof::new)
        }
    }

    impl babe_primitives::BabeApi<Block> for Runtime {
        fn configuration() -> babe_primitives::BabeGenesisConfiguration {
            // The choice of `c` parameter (where `1 - c` represents the
            // probability of a slot being empty), is done in accordance to the
            // slot duration and expected target block time, for safely
            // resisting network delays of maximum two seconds.
            // <https://research.web3.foundation/en/latest/polkadot/BABE/Babe/#6-practical-results>
            babe_primitives::BabeGenesisConfiguration {
                slot_duration: Babe::slot_duration(),
                epoch_length: EpochDuration::get(),
                c: BABE_GENESIS_EPOCH_CONFIG.c,
                genesis_authorities: Babe::authorities().to_vec(),
                randomness: Babe::randomness(),
                allowed_slots: BABE_GENESIS_EPOCH_CONFIG.allowed_slots,
            }
        }

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

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

        fn next_epoch() -> babe_primitives::Epoch {
            Babe::next_epoch()
        }

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

            Historical::prove((babe_primitives::KEY_TYPE, authority_id))
                .map(|p| p.encode())
                .map(babe_primitives::OpaqueKeyOwnershipProof::new)
        }

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

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

    impl authority_discovery_primitives::AuthorityDiscoveryApi<Block> for Runtime {
        fn authorities() -> Vec<AuthorityDiscoveryId> {
            parachains_runtime_api_impl::relevant_authority_ids::<Runtime>()
        }
    }

    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>, sp_core::crypto::KeyTypeId)>> {
            SessionKeys::decode_into_raw_public_keys(&encoded)
        }
    }

    impl frame_system_rpc_runtime_api::AccountNonceApi<Block, AccountId, Nonce> for Runtime {
        fn account_nonce(account: AccountId) -> Nonce {
            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) -> RuntimeDispatchInfo<Balance> {
            TransactionPayment::query_info(uxt, len)
        }
        fn query_fee_details(uxt: <Block as BlockT>::Extrinsic, len: u32) -> FeeDetails<Balance> {
            TransactionPayment::query_fee_details(uxt, len)
        }
    }

    #[cfg(feature = "try-runtime")]
    impl frame_try_runtime::TryRuntime<Block> for Runtime {
        fn on_runtime_upgrade() -> (Weight, Weight) {
            log::info!("try-runtime::on_runtime_upgrade polkadot.");
            let weight = Executive::try_runtime_upgrade().unwrap();
            (weight, BlockWeights::get().max_block)
        }

        fn execute_block_no_check(block: Block) -> Weight {
            Executive::execute_block_no_check(block)
        }
    }

    #[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::{Benchmarking, BenchmarkList};
            use frame_support::traits::StorageInfoTrait;

            use pallet_session_benchmarking::Pallet as SessionBench;
            use pallet_offences_benchmarking::Pallet as OffencesBench;
            use pallet_election_provider_support_benchmarking::Pallet as ElectionProviderBench;
            use frame_system_benchmarking::Pallet as SystemBench;
            use frame_benchmarking::baseline::Pallet as Baseline;

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

            let storage_info = AllPalletsWithSystem::storage_info();
            return (list, storage_info)
        }

        fn dispatch_benchmark(
            config: frame_benchmarking::BenchmarkConfig
        ) -> Result<
            Vec<frame_benchmarking::BenchmarkBatch>,
            sp_runtime::RuntimeString,
        > {
            use frame_benchmarking::{Benchmarking, BenchmarkBatch, TrackedStorageKey};
            // Trying to add benchmarks directly to some pallets caused cyclic dependency issues.
            // To get around that, we separated the benchmarks into its own crate.
            use pallet_session_benchmarking::Pallet as SessionBench;
            use pallet_offences_benchmarking::Pallet as OffencesBench;
            use pallet_election_provider_support_benchmarking::Pallet as ElectionProviderBench;
            use frame_system_benchmarking::Pallet as SystemBench;
            use frame_benchmarking::baseline::Pallet as Baseline;

            impl pallet_session_benchmarking::Config for Runtime {}
            impl pallet_offences_benchmarking::Config for Runtime {}
            impl pallet_election_provider_support_benchmarking::Config for Runtime {}
            impl frame_system_benchmarking::Config for Runtime {}
            impl frame_benchmarking::baseline::Config for Runtime {}

            let whitelist: Vec<TrackedStorageKey> = vec![
                // Block Number
                hex_literal::hex!("26aa394eea5630e07c48ae0c9558cef702a5c1b19ab7a04f536c519aca4983ac").to_vec().into(),
                // Total Issuance
                hex_literal::hex!("c2261276cc9d1f8598ea4b6a74b15c2f57c875e4cff74148e4628f264b974c80").to_vec().into(),
                // Execution Phase
                hex_literal::hex!("26aa394eea5630e07c48ae0c9558cef7ff553b5a9862a516939d82b3d3d8661a").to_vec().into(),
                // Event Count
                hex_literal::hex!("26aa394eea5630e07c48ae0c9558cef70a98fdbe9ce6c55837576c60c7af3850").to_vec().into(),
                // System Events
                hex_literal::hex!("26aa394eea5630e07c48ae0c9558cef780d41e5e16056765bc8461851072c9d7").to_vec().into(),
                // Treasury Account
                hex_literal::hex!("26aa394eea5630e07c48ae0c9558cef7b99d880ec681799c0cf30e8886371da95ecffd7b6c0f78751baa9d281e0bfa3a6d6f646c70792f74727372790000000000000000000000000000000000000000").to_vec().into(),
            ];

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

            add_benchmarks!(params, batches);

            Ok(batches)
        }
    }
}

#[cfg(test)]
mod test_fees {
    use super::*;
    use frame_support::weights::{GetDispatchInfo, WeightToFee as WeightToFeeT};
    use keyring::Sr25519Keyring::Charlie;
    use pallet_transaction_payment::Multiplier;
    use runtime_common::MinimumMultiplier;
    use separator::Separatable;
    use sp_runtime::{assert_eq_error_rate, FixedPointNumber};

    #[test]
    fn payout_weight_portion() {
        use pallet_staking::WeightInfo;
        let payout_weight =
            <Runtime as pallet_staking::Config>::WeightInfo::payout_stakers_alive_staked(
                MaxNominatorRewardedPerValidator::get(),
            ) as f64;
        let block_weight = BlockWeights::get().max_block as f64;

        println!(
            "a full payout takes {:.2} of the block weight [{} / {}]",
            payout_weight / block_weight,
            payout_weight,
            block_weight
        );
        assert!(payout_weight * 2f64 < block_weight);
    }

    #[test]
    #[ignore]
    fn block_cost() {
        let max_block_weight = BlockWeights::get().max_block;
        let raw_fee = WeightToFee::weight_to_fee(&max_block_weight);

        println!(
            "Full Block weight == {} // WeightToFee(full_block) == {} plank",
            max_block_weight,
            raw_fee.separated_string(),
        );
    }

    #[test]
    #[ignore]
    fn transfer_cost_min_multiplier() {
        let min_multiplier = MinimumMultiplier::get();
        let call = pallet_balances::Call::<Runtime>::transfer_keep_alive {
            dest: Charlie.to_account_id().into(),
            value: Default::default(),
        };
        let info = call.get_dispatch_info();
        // convert to outer call.
        let call = Call::Balances(call);
        let len = call.using_encoded(|e| e.len()) as u32;

        let mut ext = sp_io::TestExternalities::new_empty();
        let mut test_with_multiplier = |m| {
            ext.execute_with(|| {
                pallet_transaction_payment::NextFeeMultiplier::<Runtime>::put(m);
                let fee = TransactionPayment::compute_fee(len, &info, 0);
                println!(
                    "weight = {:?} // multiplier = {:?} // full transfer fee = {:?}",
                    info.weight.separated_string(),
                    pallet_transaction_payment::NextFeeMultiplier::<Runtime>::get(),
                    fee.separated_string(),
                );
            });
        };

        test_with_multiplier(min_multiplier);
        test_with_multiplier(Multiplier::saturating_from_rational(1, 1u128));
        test_with_multiplier(Multiplier::saturating_from_rational(1, 1_000u128));
        test_with_multiplier(Multiplier::saturating_from_rational(1, 1_000_000u128));
        test_with_multiplier(Multiplier::saturating_from_rational(1, 1_000_000_000u128));
    }

    #[test]
    fn full_block_council_election_cost() {
        // the number of voters needed to consume almost a full block in council election, and how
        // much it is going to cost.
        use pallet_elections_phragmen::WeightInfo;

        // Loser candidate lose a lot of money; sybil attack by candidates is even more expensive,
        // and we don't care about it here. For now, we assume no extra candidates, and only
        // superfluous voters.
        let candidates = DesiredMembers::get() + DesiredRunnersUp::get();
        let mut voters = 1u32;
        let weight_with = |v| {
            <Runtime as pallet_elections_phragmen::Config>::WeightInfo::election_phragmen(
                candidates,
                v,
                v * 16,
            )
        };

        while weight_with(voters) <= BlockWeights::get().max_block {
            voters += 1;
        }

        let cost = voters as Balance * (VotingBondBase::get() + 16 * VotingBondFactor::get());
        let cost_dollars = cost / DOLLARS;
        println!(
            "can support {} voters in a single block for council elections; total bond {}",
            voters, cost_dollars,
        );
        assert!(cost_dollars > 150_000); // DOLLAR ~ new DOT ~ 10e10
    }

    #[test]
    fn nominator_limit() {
        use pallet_election_provider_multi_phase::WeightInfo;
        // starting point of the nominators.
        let target_voters: u32 = 50_000;

        // assuming we want around 5k candidates and 1k active validators. (March 31, 2021)
        let all_targets: u32 = 5_000;
        let desired: u32 = 1_000;
        let weight_with = |active| {
            <Runtime as pallet_election_provider_multi_phase::Config>::WeightInfo::submit_unsigned(
                active,
                all_targets,
                active,
                desired,
            )
        };

        let mut active = target_voters;
        while weight_with(active) <= OffchainSolutionWeightLimit::get() || active == target_voters {
            active += 1;
        }

        println!("can support {} nominators to yield a weight of {}", active, weight_with(active));
        assert!(active > target_voters, "we need to reevaluate the weight of the election system");
    }

    #[test]
    fn signed_deposit_is_sensible() {
        // ensure this number does not change, or that it is checked after each change.
        // a 1 MB solution should take (40 + 10) DOTs of deposit.
        let deposit = SignedDepositBase::get() + (SignedDepositByte::get() * 1024 * 1024);
        assert_eq_error_rate!(deposit, 50 * DOLLARS, DOLLARS);
    }
}

#[cfg(test)]
mod test {
    use super::*;

    #[test]
    fn call_size() {
        assert!(
            core::mem::size_of::<Call>() <= 230,
            "size of Call is more than 230 bytes: some calls have too big arguments, use Box to \
            reduce the size of Call.
            If the limit is too strong, maybe consider increase the limit",
        );
    }
}
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