1234567891011121314151617#![cfg_attr(not(feature = "std"), no_std)]181920pub use pallet::*;2122#[frame_support::pallet]23pub mod pallet {24 use frame_support::pallet_prelude::*;25 use frame_system::pallet_prelude::*;26 use pallet_unique_scheduler::{ScheduledId, Pallet as SchedulerPallet};2728 #[pallet::config]29 pub trait Config: frame_system::Config + pallet_unique_scheduler::Config {30 type Event: From<Event<Self>> + IsType<<Self as frame_system::Config>::Event>;31 }3233 #[pallet::event]34 #[pallet::generate_deposit(pub(super) fn deposit_event)]35 pub enum Event<T: Config> {36 ValueIsSet,37 ShouldRollback,38 }3940 #[pallet::pallet]41 #[pallet::generate_store(pub(super) trait Store)]42 pub struct Pallet<T>(_);4344 #[pallet::storage]45 #[pallet::getter(fn test_value)]46 pub type TestValue<T> = StorageValue<_, u32, ValueQuery>;4748 #[pallet::error]49 pub enum Error<T> {50 TriggerRollback,51 }5253 #[pallet::call]54 impl<T: Config> Pallet<T> {55 #[pallet::weight(10_000)]56 pub fn set_test_value(origin: OriginFor<T>, value: u32) -> DispatchResult {57 ensure_signed(origin)?;5859 <TestValue<T>>::put(value);6061 Self::deposit_event(Event::ValueIsSet);6263 Ok(())64 }6566 #[pallet::weight(10_000)]67 pub fn set_test_value_and_rollback(origin: OriginFor<T>, value: u32) -> DispatchResult {68 Self::set_test_value(origin, value)?;6970 Self::deposit_event(Event::ShouldRollback);7172 Err(<Error<T>>::TriggerRollback.into())73 }7475 #[pallet::weight(10_000)]76 pub fn inc_test_value(origin: OriginFor<T>) -> DispatchResult {77 Self::set_test_value(origin, <TestValue<T>>::get() + 1)78 }7980 #[pallet::weight(10_000)]81 pub fn self_canceling_inc(82 origin: OriginFor<T>,83 id: ScheduledId,84 max_test_value: u32,85 ) -> DispatchResult {86 if <TestValue<T>>::get() < max_test_value {87 Self::inc_test_value(origin)?;88 } else {89 SchedulerPallet::<T>::cancel_named(origin, id)?;90 }9192 Ok(())93 }9495 #[pallet::weight(100_000_000)]96 pub fn just_take_fee(_origin: OriginFor<T>) -> DispatchResult {97 Ok(())98 }99 }100}