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| [package] | ||
| name = "pallet-robonomics-digital-twin-v2" | ||
| description = "Robonomics Network digital twin runtime module version 2" | ||
| version = "0.1.0" | ||
| authors = ["Airalab <[email protected]>"] | ||
| edition = "2021" | ||
|
|
||
| [dependencies] | ||
| log = { workspace = true } | ||
| scale-info = { workspace = true } | ||
| parity-scale-codec = { workspace = true } | ||
| sp-std = { workspace = true } | ||
| sp-core = { workspace = true } | ||
| sp-runtime = { workspace = true } | ||
| frame-system = { workspace = true } | ||
| frame-support = { workspace = true } | ||
|
|
||
| [dev-dependencies] | ||
| sp-io = { workspace = true } | ||
|
|
||
| [features] | ||
| default = ["std"] | ||
| std = [ | ||
| "parity-scale-codec/std", | ||
| "sp-std/std", | ||
| "sp-core/std", | ||
| "sp-runtime/std", | ||
| "frame-system/std", | ||
| "frame-support/std", | ||
| "scale-info/std", | ||
| ] |
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| /////////////////////////////////////////////////////////////////////////////// | ||
| // | ||
| // Copyright 2018-2023 Robonomics Network <[email protected]> | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
| // | ||
| /////////////////////////////////////////////////////////////////////////////// | ||
| //! Digital twin runtime module. This can be compiled with `#[no_std]`, ready for Wasm. | ||
| #![cfg_attr(not(feature = "std"), no_std)] | ||
|
|
||
| pub use pallet::*; | ||
|
|
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| #[frame_support::pallet] | ||
| pub mod pallet { | ||
| use frame_support::pallet_prelude::*; | ||
| use frame_system::pallet_prelude::*; | ||
| use sp_std::collections::{btree_map::BTreeMap, vec_deque::VecDeque}; | ||
|
Check warning on line 27 in frame/digital-twin-v2/src/lib.rs
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| #[pallet::config] | ||
| pub trait Config: frame_system::Config { | ||
| /// The overarching event type. | ||
| type RuntimeEvent: From<Event<Self>> + IsType<<Self as frame_system::Config>::RuntimeEvent>; | ||
|
|
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| /// The maximum string length for digital twin storage map. | ||
| #[pallet::constant] | ||
| type MaxLength: Get<u32>; | ||
|
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| /// The maximum map length for digital twin. | ||
| #[pallet::constant] | ||
| type MaxCount: Get<u32>; | ||
| } | ||
|
|
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| #[pallet::event] | ||
| #[pallet::generate_deposit(pub(super) fn deposit_event)] | ||
| pub enum Event<T: Config> { | ||
| /// New digital twin record was added: [sender, count, key, value]. | ||
| DigitalTwinRecordInserted( | ||
| T::AccountId, | ||
| u32, | ||
| BoundedVec<u8, T::MaxLength>, | ||
| BoundedVec<u8, T::MaxLength>, | ||
| ), | ||
| /// Digital twin record was updated: [sender, count, key, value]. | ||
| DigitalTwinRecordUpdated( | ||
| T::AccountId, | ||
| u32, | ||
| BoundedVec<u8, T::MaxLength>, | ||
| BoundedVec<u8, T::MaxLength>, | ||
| ), | ||
| /// Digital twin record was removed: [sender, count, key]. | ||
| DigitalTwinRecordRemoved(T::AccountId, u32, BoundedVec<u8, T::MaxLength>), | ||
| } | ||
|
|
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| #[pallet::hooks] | ||
|
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| impl<T: Config> Hooks<BlockNumberFor<T>> for Pallet<T> {} | ||
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| #[pallet::storage] | ||
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| #[pallet::getter(fn digital_twin)] | ||
| /// Digital twin storage format: | ||
| /// address -> digital twin (map string -> string). | ||
| pub(super) type DigitalTwins<T: Config> = StorageMap< | ||
| _, | ||
| Twox64Concat, | ||
| T::AccountId, | ||
| BTreeMap<BoundedVec<u8, T::MaxLength>, BoundedVec<u8, T::MaxLength>>, | ||
| >; | ||
|
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| #[pallet::pallet] | ||
| #[pallet::without_storage_info] | ||
| pub struct Pallet<T>(PhantomData<T>); | ||
|
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| #[pallet::call] | ||
| impl<T: Config> Pallet<T> { | ||
| /// Store data in digital twin. | ||
| #[pallet::weight(50_000)] | ||
|
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| pub fn insert( | ||
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| origin: OriginFor<T>, | ||
| key: BoundedVec<u8, T::MaxLength>, | ||
| value: BoundedVec<u8, T::MaxLength>, | ||
| ) -> DispatchResultWithPostInfo { | ||
| let sender = ensure_signed(origin)?; | ||
| <DigitalTwins<T>>::mutate(sender.clone(), |m| match m { | ||
| None => { | ||
| // Create map and insert. | ||
| let mut map = BTreeMap::new(); | ||
| map.insert(key.clone(), value.clone()); | ||
| *m = Some(map); | ||
| Self::deposit_event(Event::DigitalTwinRecordInserted(sender, 1, key, value)); | ||
| Ok(().into()) | ||
| } | ||
| Some(map) => { | ||
| if map.contains_key(&key.clone()) { | ||
| // Update value. | ||
| map.insert(key.clone(), value.clone()); | ||
| Self::deposit_event(Event::DigitalTwinRecordUpdated( | ||
| sender, | ||
| map.len() as u32, | ||
| key, | ||
| value, | ||
| )); | ||
| Ok(().into()) | ||
| } else { | ||
| // Insert new key-value pair. | ||
| if (map.len() as u32) < T::MaxCount::get() { | ||
| map.insert(key.clone(), value.clone()); | ||
| Self::deposit_event(Event::DigitalTwinRecordInserted( | ||
| sender, | ||
| map.len() as u32, | ||
| key, | ||
| value, | ||
| )); | ||
| Ok(().into()) | ||
| } else { | ||
| Err("Max count!".into()) | ||
| } | ||
| } | ||
| } | ||
| }) | ||
| } | ||
|
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| /// Remove data from digital twin. | ||
| #[pallet::weight(50_000)] | ||
|
Check warning on line 132 in frame/digital-twin-v2/src/lib.rs
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| pub fn remove( | ||
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Check warning on line 133 in frame/digital-twin-v2/src/lib.rs
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| origin: OriginFor<T>, | ||
| key: BoundedVec<u8, T::MaxLength>, | ||
| ) -> DispatchResultWithPostInfo { | ||
| let sender = ensure_signed(origin)?; | ||
| <DigitalTwins<T>>::mutate(sender.clone(), |m| match m { | ||
| Some(map) => match map.remove(&key) { | ||
| None => Err("Unknown key!".into()), | ||
| _ => { | ||
| Self::deposit_event(Event::DigitalTwinRecordRemoved( | ||
| sender, | ||
| map.len() as u32, | ||
| key, | ||
| )); | ||
| Ok(().into()) | ||
| } | ||
| }, | ||
| None => Err("Digital twin doesn't exist!".into()), | ||
| }) | ||
| } | ||
| } | ||
| } | ||
|
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| #[cfg(test)] | ||
| mod tests { | ||
| use crate::{self as digital_twin, *}; | ||
|
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| use frame_support::{assert_err, assert_ok, parameter_types}; | ||
| use sp_core::ConstU32; | ||
| use sp_runtime::{traits::IdentityLookup, BoundedVec, BuildStorage, DispatchError}; | ||
|
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| type Block = frame_system::mocking::MockBlock<Runtime>; | ||
|
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| frame_support::construct_runtime!( | ||
| pub enum Runtime { | ||
| System: frame_system, | ||
| DigitalTwin: digital_twin, | ||
| } | ||
| ); | ||
|
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| parameter_types! { | ||
| pub const BlockHashCount: u64 = 250; | ||
| } | ||
|
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| impl frame_system::Config for Runtime { | ||
| type RuntimeOrigin = RuntimeOrigin; | ||
| type Nonce = u64; | ||
| type Block = Block; | ||
| type RuntimeCall = RuntimeCall; | ||
| type Hash = sp_core::H256; | ||
| type Hashing = sp_runtime::traits::BlakeTwo256; | ||
| type AccountId = u64; | ||
| type Lookup = IdentityLookup<Self::AccountId>; | ||
| type RuntimeEvent = RuntimeEvent; | ||
| type BlockHashCount = BlockHashCount; | ||
| type Version = (); | ||
| type PalletInfo = PalletInfo; | ||
| type AccountData = (); | ||
| type OnNewAccount = (); | ||
| type OnKilledAccount = (); | ||
| type DbWeight = (); | ||
| type BaseCallFilter = frame_support::traits::Everything; | ||
| type SystemWeightInfo = (); | ||
| type BlockWeights = (); | ||
| type BlockLength = (); | ||
| type SS58Prefix = (); | ||
| type OnSetCode = (); | ||
| type MaxConsumers = frame_support::traits::ConstU32<16>; | ||
| } | ||
|
|
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| impl Config for Runtime { | ||
| type RuntimeEvent = RuntimeEvent; | ||
| type MaxLength = ConstU32<512>; | ||
| type MaxCount = ConstU32<256>; | ||
| } | ||
|
|
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| fn new_test_ext() -> sp_io::TestExternalities { | ||
| let storage = frame_system::GenesisConfig::<Runtime>::default() | ||
| .build_storage() | ||
| .unwrap(); | ||
| storage.into() | ||
| } | ||
|
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| #[test] | ||
| fn test_create() { | ||
| new_test_ext().execute_with(|| { | ||
| let sender = 1; | ||
| assert_eq!(DigitalTwin::digital_twin(sender), None); | ||
| let key = BoundedVec::new(); | ||
| let value = BoundedVec::new(); | ||
| assert_ok!(DigitalTwin::insert( | ||
| RuntimeOrigin::signed(sender), | ||
| key, | ||
| value | ||
| )); | ||
| assert_eq!(DigitalTwin::digital_twin(sender).expect("").len(), 1); | ||
| }) | ||
| } | ||
|
|
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| #[test] | ||
| fn test_destroy() { | ||
| new_test_ext().execute_with(|| { | ||
| let sender = 1; | ||
| assert_eq!(DigitalTwin::digital_twin(sender), None); | ||
| let key = BoundedVec::new(); | ||
| let value = BoundedVec::new(); | ||
| assert_ok!(DigitalTwin::insert( | ||
| RuntimeOrigin::signed(sender), | ||
| key.clone(), | ||
| value | ||
| )); | ||
| assert_eq!(DigitalTwin::digital_twin(sender).expect("").len(), 1); | ||
| assert_ok!(DigitalTwin::remove(RuntimeOrigin::signed(sender), key,)); | ||
| assert_eq!(DigitalTwin::digital_twin(sender).expect("").len(), 0); | ||
| }) | ||
| } | ||
|
|
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| #[test] | ||
| fn test_bad_origin() { | ||
| new_test_ext().execute_with(|| { | ||
| let key = BoundedVec::new(); | ||
| let value = BoundedVec::new(); | ||
| assert_err!( | ||
| DigitalTwin::insert(RuntimeOrigin::none(), key, value), | ||
| DispatchError::BadOrigin | ||
| ); | ||
| }) | ||
| } | ||
| } | ||
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