WIP: move roles pallet from solochain

pallets/roles/Cargo.toml

@@ -0,0 +1,53 @@
+[package]
+name = 'pallet-roles'
+version = '0.7.3'
+authors = ['DappForce <dappforce@pm.me>']
+edition = '2018'
+license = 'GPL-3.0-only'
+homepage = 'https://subsocial.network'
+repository = 'https://github.com/dappforce/dappforce-subsocial-node'
+description = 'Roles management pallet'
+keywords = ['blockchain', 'cryptocurrency', 'social-network', 'news-feed', 'marketplace']
+categories = ['cryptography::cryptocurrencies']
+
+[features]
+default = ['std']
+std = [
+    'codec/std',
+    'scale-info/std',
+    'frame-support/std',
+    'frame-system/std',
+    'sp-runtime/std',
+    'sp-std/std',
+    'df-traits/std',
+    'pallet-permissions/std',
+    'pallet-utils/std',
+]
+
+[dependencies.codec]
+default-features = false
+features = ['derive']
+package = 'parity-scale-codec'
+version = '2.0.0'
+
+[dependencies]
+scale-info = { version = "1.0", default-features = false, features = ["derive"] }
+
+# Local dependencies
+df-traits = { default-features = false, path = '../traits' }
+pallet-permissions = { default-features = false, path = '../permissions' }
+pallet-utils = { default-features = false, path = '../utils' }
+
+# Substrate dependencies
+frame-support = { git = 'https://github.com/paritytech/substrate', branch = 'polkadot-v0.9.12', default-features = false }
+frame-system = { git = 'https://github.com/paritytech/substrate', branch = 'polkadot-v0.9.12', default-features = false }
+pallet-timestamp = { git = 'https://github.com/paritytech/substrate', branch = 'polkadot-v0.9.12', default-features = false }
+sp-runtime = { git = 'https://github.com/paritytech/substrate', branch = 'polkadot-v0.9.12', default-features = false }
+sp-std = { git = 'https://github.com/paritytech/substrate', branch = 'polkadot-v0.9.12', default-features = false }
+
+[dev-dependencies]
+serde = { version = '1.0.119' }
+
+pallet-balances = { git = 'https://github.com/paritytech/substrate', branch = 'polkadot-v0.9.12', default-features = false }
+sp-core = { git = 'https://github.com/paritytech/substrate', branch = 'polkadot-v0.9.12', default-features = false }
+sp-io = { git = 'https://github.com/paritytech/substrate', branch = 'polkadot-v0.9.12', default-features = false }

pallets/roles/rpc/Cargo.toml

@@ -0,0 +1,51 @@
+[package]
+name = 'roles-rpc'
+version = '0.7.3'
+authors = ['DappForce <dappforce@pm.me>']
+edition = '2018'
+license = 'GPL-3.0-only'
+homepage = 'https://subsocial.network'
+repository = 'https://github.com/dappforce/dappforce-subsocial-node'
+description = 'RPC methods for the roles pallet'
+keywords = ['blockchain', 'cryptocurrency', 'social-network', 'news-feed', 'marketplace']
+categories = ['cryptography::cryptocurrencies']
+
+[dependencies.serde]
+optional = true
+features = ['derive']
+version = '1.0.119'
+
+[dependencies.codec]
+default-features = false
+features = ['derive']
+package = 'parity-scale-codec'
+version = '2.0.0'
+
+[dependencies]
+jsonrpc-core = '18.0.0'
+jsonrpc-core-client = '18.0.0'
+jsonrpc-derive = '18.0.0'
+
+# Local dependencies
+pallet-permissions = { default-features = false, path = '../../permissions' }
+pallet-utils = { default-features = false, path = '../../utils' }
+
+# Custom Runtime API
+roles-runtime-api = { default-features = false, path = 'runtime-api' }
+
+# Substrate dependencies
+sp-api = { git = 'https://github.com/paritytech/substrate', branch = 'polkadot-v0.9.12', default-features = false }
+sp-blockchain = { git = 'https://github.com/paritytech/substrate', branch = 'polkadot-v0.9.12', default-features = false }
+sp-rpc = { git = 'https://github.com/paritytech/substrate', branch = 'polkadot-v0.9.12', default-features = false }
+sp-runtime = { git = 'https://github.com/paritytech/substrate', branch = 'polkadot-v0.9.12', default-features = false }
+
+[features]
+default = ['std']
+std = [
+  'serde',
+  'sp-runtime/std',
+  'sp-api/std',
+  'roles-runtime-api/std',
+  'pallet-permissions/std',
+  'pallet-utils/std',
+]

pallets/roles/rpc/runtime-api/Cargo.toml

@@ -0,0 +1,43 @@
+[package]
+name = 'roles-runtime-api'
+version = '0.7.3'
+authors = ['DappForce <dappforce@pm.me>']
+edition = '2018'
+license = 'GPL-3.0-only'
+homepage = 'https://subsocial.network'
+repository = 'https://github.com/dappforce/dappforce-subsocial-node'
+description = 'Runtime API definition for the roles pallet'
+keywords = ['blockchain', 'cryptocurrency', 'social-network', 'news-feed', 'marketplace']
+categories = ['cryptography::cryptocurrencies']
+
+[dependencies.serde]
+optional = true
+features = ["derive"]
+version = "1.0.119"
+
+[dependencies.codec]
+default-features = false
+features = ['derive']
+package = 'parity-scale-codec'
+version = '2.0.0'
+
+[dependencies]
+# Local dependencies
+pallet-permissions = { default-features = false, path = '../../../permissions' }
+pallet-utils = { default-features = false, path = '../../../utils' }
+
+# Substrate dependencies
+sp-api = { git = 'https://github.com/paritytech/substrate', branch = 'polkadot-v0.9.12', default-features = false }
+sp-runtime = { git = 'https://github.com/paritytech/substrate', branch = 'polkadot-v0.9.12', default-features = false }
+sp-std = { git = 'https://github.com/paritytech/substrate', branch = 'polkadot-v0.9.12', default-features = false }
+
+[features]
+default = ['std']
+std = [
+	'serde',
+	'sp-api/std',
+	'sp-std/std',
+	'sp-runtime/std',
+	'pallet-permissions/std',
+	'pallet-utils/std',
+]

pallets/roles/rpc/runtime-api/src/lib.rs

@@ -0,0 +1,18 @@
+#![cfg_attr(not(feature = "std"), no_std)]
+
+use codec::Codec;
+use sp_std::vec::Vec;
+use pallet_utils::SpaceId;
+use pallet_permissions::SpacePermission;
+
+sp_api::decl_runtime_apis! {
+    pub trait RolesApi<AccountId> where
+        AccountId: Codec
+    {
+        fn get_space_permissions_by_account(account: AccountId, space_id: SpaceId) -> Vec<SpacePermission>;
+
+        fn get_accounts_with_any_role_in_space(space_id: SpaceId) -> Vec<AccountId>;
+
+        fn get_space_ids_for_account_with_any_role(account_id: AccountId) -> Vec<SpaceId>;
+    }
+}

pallets/roles/rpc/src/lib.rs

@@ -0,0 +1,96 @@
+use std::sync::Arc;
+use codec::Codec;
+use sp_blockchain::HeaderBackend;
+use sp_runtime::{generic::BlockId, traits::Block as BlockT};
+use jsonrpc_core::Result;
+use jsonrpc_derive::rpc;
+use sp_api::ProvideRuntimeApi;
+use pallet_utils::{SpaceId, rpc::map_rpc_error};
+use pallet_permissions::SpacePermission;
+
+pub use roles_runtime_api::RolesApi as RolesRuntimeApi;
+
+#[rpc]
+pub trait RolesApi<BlockHash, AccountId> {
+    #[rpc(name = "roles_getSpacePermissionsByAccount")]
+    fn get_space_permissions_by_account(
+        &self,
+        at: Option<BlockHash>,
+        account: AccountId,
+        space_id: SpaceId
+    ) -> Result<Vec<SpacePermission>>;
+
+    #[rpc(name = "roles_getAccountsWithAnyRoleInSpace")]
+    fn get_accounts_with_any_role_in_space(
+        &self,
+        at: Option<BlockHash>,
+        space_id: SpaceId
+    ) -> Result<Vec<AccountId>>;
+
+    #[rpc(name = "roles_getSpaceIdsForAccountWithAnyRole")]
+    fn get_space_ids_for_account_with_any_role(
+        &self,
+        at: Option<BlockHash>,
+        account_id: AccountId
+    ) -> Result<Vec<SpaceId>>;
+}
+
+pub struct Roles<C, M> {
+    client: Arc<C>,
+    _marker: std::marker::PhantomData<M>,
+}
+
+impl<C, M> Roles<C, M> {
+    pub fn new(client: Arc<C>) -> Self {
+        Self {
+            client,
+            _marker: Default::default(),
+        }
+    }
+}
+
+impl<C, Block, AccountId> RolesApi<<Block as BlockT>::Hash, AccountId>
+    for Roles<C, Block>
+where
+    Block: BlockT,
+    AccountId: Codec,
+    C: Send + Sync + 'static + ProvideRuntimeApi<Block> + HeaderBackend<Block>,
+    C::Api: RolesRuntimeApi<Block, AccountId>,
+{
+    fn get_space_permissions_by_account(
+        &self, at:
+        Option<<Block as BlockT>::Hash>,
+        account: AccountId,
+        space_id: SpaceId
+    ) -> Result<Vec<SpacePermission>> {
+        let api = self.client.runtime_api();
+        let at = BlockId::hash(at.unwrap_or_else(|| self.client.info().best_hash));
+
+        let runtime_api_result = api.get_space_permissions_by_account(&at, account, space_id);
+        runtime_api_result.map_err(map_rpc_error)
+    }
+
+    fn get_accounts_with_any_role_in_space(
+        &self, at:
+        Option<<Block as BlockT>::Hash>,
+        space_id: SpaceId
+    ) -> Result<Vec<AccountId>> {
+        let api = self.client.runtime_api();
+        let at = BlockId::hash(at.unwrap_or_else(|| self.client.info().best_hash));
+
+        let runtime_api_result = api.get_accounts_with_any_role_in_space(&at, space_id);
+        runtime_api_result.map_err(map_rpc_error)
+    }
+
+    fn get_space_ids_for_account_with_any_role(
+        &self, at:
+        Option<<Block as BlockT>::Hash>,
+        account_id: AccountId
+    ) -> Result<Vec<SpaceId>> {
+        let api = self.client.runtime_api();
+        let at = BlockId::hash(at.unwrap_or_else(|| self.client.info().best_hash));
+
+        let runtime_api_result = api.get_space_ids_for_account_with_any_role(&at, account_id);
+        runtime_api_result.map_err(map_rpc_error)
+    }
+}