Staking and nomination pools runtime API improvements (#13119)

* Adds StakingAPI_nominations_quota and NominationPoolsApi_balanceToPoint and NominationPoolsApi_pointsToBalance runtime APIs

* Adds balance param to api_nominations_quota

* Update frame/nomination-pools/src/lib.rs

Co-authored-by: Anton <anton.kalyaev@gmail.com>

* Update frame/nomination-pools/src/lib.rs

Co-authored-by: Anton <anton.kalyaev@gmail.com>

* Addresses comments - returns zero instead of error in runtime api

* Update frame/staking/runtime-api/src/lib.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Update frame/staking/runtime-api/src/lib.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Addresses PR comments

* Update frame/nomination-pools/runtime-api/Cargo.toml

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Fixes points_to_balance logic; adds tests

* test comment fix

* Update frame/nomination-pools/runtime-api/src/lib.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Update frame/nomination-pools/runtime-api/src/lib.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Fix block pruning (#13323)

* Referendum proposal's metadata (#12568)

* referenda metadata

* todo comment

* remove TODO, update rustdocs

* referenda clear_metadata origin signed or root

* referenda metadata unit tests

* drop schema type for referenda metadata

* remove metadata type

* referenda metadata benches

* note different preimages

* metadata for democracy pallet

* metadata democracy pallet tests and benches

* fix cargo clippy

* update docs

* ".git/.scripts/bench-bot.sh" pallet dev pallet_democracy

* ".git/.scripts/bench-bot.sh" pallet dev pallet_referenda

* Update the doc frame/democracy/src/lib.rs

Co-authored-by: Roman Useinov <roman.useinov@gmail.com>

* Update the doc frame/democracy/src/lib.rs

Co-authored-by: Anthony Alaribe <anthonyalaribe@gmail.com>

* reference instead clone for take

Co-authored-by: Anthony Alaribe <anthonyalaribe@gmail.com>

* error rename BadMetadata to PreimageNotExist

* clear metadata within internal_cancel_referendum fn

* remove redundant clone

* collapse metadata api into one set_metadata method

* fmt

* review fixes

* not request preimage on set_metadata

* rename events and update docs

* ".git/.scripts/commands/bench/bench.sh" pallet dev pallet_democracy

* ".git/.scripts/commands/bench/bench.sh" pallet dev pallet_referenda

* rename reset_metadata to transfer_metadata

---------

Co-authored-by: command-bot <>
Co-authored-by: Roman Useinov <roman.useinov@gmail.com>
Co-authored-by: Anthony Alaribe <anthonyalaribe@gmail.com>

* Improve test coverage of the `Notifications` protocol (#13033)

* Add handler and upgrade tests

* Add tests for `behaviour.rs`

* Apply review comments

* Update dependencies

* Apply suggestions from code review

Co-authored-by: Dmitry Markin <dmitry@markin.tech>

* Apply review comments

* Fix clippy

* Update mockall

* Apply review comment

---------

Co-authored-by: Dmitry Markin <dmitry@markin.tech>

* refactors runtime API logic to own pallet impl block

* removes unrelated changes

* Fixes cargo doc comments lint

* fixes node cargo

* fixes comment

* restart ci

* restart ci

* restart ci

---------

Co-authored-by: Anton <anton.kalyaev@gmail.com>
Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>
Co-authored-by: parity-processbot <>
Co-authored-by: Arkadiy Paronyan <arkady.paronyan@gmail.com>
Co-authored-by: Muharem Ismailov <ismailov.m.h@gmail.com>
Co-authored-by: Roman Useinov <roman.useinov@gmail.com>
Co-authored-by: Anthony Alaribe <anthonyalaribe@gmail.com>
Co-authored-by: Aaro Altonen <48052676+altonen@users.noreply.github.com>
Co-authored-by: Dmitry Markin <dmitry@markin.tech>

substrate/bin/node/runtime/Cargo.toml

@@ -97,6 +97,7 @@ pallet-session = { version = "4.0.0-dev", features = [ "historical" ], path = ".
 pallet-session-benchmarking = { version = "4.0.0-dev", path = "../../../frame/session/benchmarking", default-features = false, optional = true }
 pallet-staking = { version = "4.0.0-dev", default-features = false, path = "../../../frame/staking" }
 pallet-staking-reward-curve = { version = "4.0.0-dev", default-features = false, path = "../../../frame/staking/reward-curve" }
+pallet-staking-runtime-api = { version = "4.0.0-dev", default-features = false, path = "../../../frame/staking/runtime-api" }
 pallet-state-trie-migration = { version = "4.0.0-dev", default-features = false, path = "../../../frame/state-trie-migration" }
 pallet-scheduler = { version = "4.0.0-dev", default-features = false, path = "../../../frame/scheduler" }
 pallet-society = { version = "4.0.0-dev", default-features = false, path = "../../../frame/society" }
@@ -175,6 +176,7 @@ std = [
 	"sp-runtime/std",
 	"sp-staking/std",
 	"pallet-staking/std",
+	"pallet-staking-runtime-api/std",
 	"pallet-state-trie-migration/std",
 	"sp-session/std",
 	"pallet-sudo/std",

substrate/bin/node/runtime/src/lib.rs

@@ -1986,8 +1986,22 @@ impl_runtime_apis! {
 	}
 
 	impl pallet_nomination_pools_runtime_api::NominationPoolsApi<Block, AccountId, Balance> for Runtime {
-		fn pending_rewards(member_account: AccountId) -> Balance {
-			NominationPools::pending_rewards(member_account).unwrap_or_default()
+		fn pending_rewards(who: AccountId) -> Balance {
+			NominationPools::api_pending_rewards(who).unwrap_or_default()
+		}
+
+		fn points_to_balance(pool_id: pallet_nomination_pools::PoolId, points: Balance) -> Balance {
+			NominationPools::api_points_to_balance(pool_id, points)
+		}
+
+		fn balance_to_points(pool_id: pallet_nomination_pools::PoolId, new_funds: Balance) -> Balance {
+			NominationPools::api_balance_to_points(pool_id, new_funds)
+		}
+	}
+
+	impl pallet_staking_runtime_api::StakingApi<Block, Balance> for Runtime {
+		fn nominations_quota(balance: Balance) -> u32 {
+			Staking::api_nominations_quota(balance)
 		}
 	}