Add ema price period pallet type

Author: gztensor

pallets/admin-utils/src/tests/mock.rs

@@ -134,6 +134,7 @@ parameter_types! {
     pub const InitialColdkeySwapScheduleDuration: u64 = 5 * 24 * 60 * 60 / 12; // 5 days
     pub const InitialDissolveNetworkScheduleDuration: u64 = 5 * 24 * 60 * 60 / 12; // 5 days
     pub const InitialTaoWeight: u64 = u64::MAX/10; // 10% global weight.
+    pub const InitialEmaPriceHalvingPeriod: u64 = 201_600_u64; // 4 weeks
 }
 
 impl pallet_subtensor::Config for Test {
@@ -197,6 +198,7 @@ impl pallet_subtensor::Config for Test {
     type InitialColdkeySwapScheduleDuration = InitialColdkeySwapScheduleDuration;
     type InitialDissolveNetworkScheduleDuration = InitialDissolveNetworkScheduleDuration;
     type InitialTaoWeight = InitialTaoWeight;
+    type InitialEmaPriceHalvingPeriod = InitialEmaPriceHalvingPeriod;
 }
 
 #[derive_impl(frame_system::config_preludes::TestDefaultConfig)]

pallets/subtensor/src/lib.rs

@@ -398,7 +398,7 @@ pub mod pallet {
     #[pallet::type_value]
     /// Default EMA price halving blocks
     pub fn DefaultEMAPriceMovingBlocks<T: Config>() -> u64 {
-        201_600
+        T::InitialEmaPriceHalvingPeriod::get()
     }
     #[pallet::type_value]
     /// Default registrations this block.

pallets/subtensor/src/macros/config.rs

@@ -207,5 +207,8 @@ mod config {
         /// Initial TAO weight.
         #[pallet::constant]
         type InitialTaoWeight: Get<u64>;
+        /// Initial EMA price halving period
+        #[pallet::constant]
+        type InitialEmaPriceHalvingPeriod: Get<u64>;
     }
 }

pallets/subtensor/src/tests/mock.rs

@@ -184,6 +184,7 @@ parameter_types! {
     pub const InitialColdkeySwapScheduleDuration: u64 =  5 * 24 * 60 * 60 / 12; // Default as 5 days
     pub const InitialDissolveNetworkScheduleDuration: u64 =  5 * 24 * 60 * 60 / 12; // Default as 5 days
     pub const InitialTaoWeight: u64 = 0; // 100% global weight.
+    pub const InitialEmaPriceHalvingPeriod: u64 = 201_600_u64; // 4 weeks
 }
 
 // Configure collective pallet for council
@@ -406,6 +407,7 @@ impl crate::Config for Test {
     type InitialColdkeySwapScheduleDuration = InitialColdkeySwapScheduleDuration;
     type InitialDissolveNetworkScheduleDuration = InitialDissolveNetworkScheduleDuration;
     type InitialTaoWeight = InitialTaoWeight;
+    type InitialEmaPriceHalvingPeriod = InitialEmaPriceHalvingPeriod;
 }
 
 pub struct OriginPrivilegeCmp;

runtime/src/lib.rs

@@ -1017,6 +1017,7 @@ parameter_types! {
     pub const InitialColdkeySwapScheduleDuration: BlockNumber = 5 * 24 * 60 * 60 / 12; // 5 days
     pub const InitialDissolveNetworkScheduleDuration: BlockNumber = 5 * 24 * 60 * 60 / 12; // 5 days
     pub const SubtensorInitialTaoWeight: u64 = 971_718_665_099_567_868; // 0.05267697438728329% tao weight.
+    pub const InitialEmaPriceHalvingPeriod: u64 = 201_600_u64; // 4 weeks
 }
 
 impl pallet_subtensor::Config for Runtime {
@@ -1080,6 +1081,7 @@ impl pallet_subtensor::Config for Runtime {
     type Preimages = Preimage;
     type InitialColdkeySwapScheduleDuration = InitialColdkeySwapScheduleDuration;
     type InitialDissolveNetworkScheduleDuration = InitialDissolveNetworkScheduleDuration;
+    type InitialEmaPriceHalvingPeriod = InitialEmaPriceHalvingPeriod;
 }
 
 use sp_runtime::BoundedVec;