[WIP] Add bindings for Karma proto

scripts/gen-proto.js

@@ -15,7 +15,8 @@ const protoFiles = [
   'address_mapper.proto',
   'coin.proto',
   'dpos.proto',
-  'dposv2.proto'
+  'dposv2.proto',
+  'karma.proto'
 ]
 
 // copy the proto so end users can import it from node_modules in their own proto files

src/contracts/karma.ts

@@ -0,0 +1,71 @@
+import BN from 'bn.js'
+import { Client } from '../client'
+import { Contract } from '../contract'
+import { Address } from '../address'
+import {
+  KarmaAddressSource, KarmaUserAmount, KarmaStateKeyUser, KarmaSources, KarmaSourceReward, KarmaState, KarmaSourceTarget, KarmaUserTarget, KarmaTotal
+} from '../proto/karma_pb'
+import { unmarshalBigUIntPB, marshalBigUIntPB } from '../big-uint'
+
+export class Karma extends Contract {
+  static async createAsync(client: Client, callerAddr: Address): Promise<DPOS> {
+    const contractAddr = await client.getContractAddressAsync('dpos')
+    if (!contractAddr) {
+      throw Error('Failed to resolve contract address')
+    }
+
+    return new Karma({ contractAddr, callerAddr, client })
+  }
+
+  constructor(params: { contractAddr: Address; callerAddr: Address; client: Client }) {
+    super(params)
+  }
+
+  async depositCoinAsync(amount: BN, from: Address): Promise<void> {
+    const karmaUserAmountReq = new KarmaUserAmount()
+    karmaUserAmountReq.setAmount(marshalBigUIntPB(amount))
+    karmaUserAmountReq.setUser(from.MarshalPB())
+    return this.callAsync<void>('DepositCoin', karmaUserAmountReq)
+  }
+
+  async withdrawCoinAsync(amount: BN, to: Address): Promise<void> {
+    const karmaUserAmountReq = new KarmaUserAmount()
+    karmaUserAmountReq.setAmount(marshalBigUIntPB(amount))
+    karmaUserAmountReq.setUser(to.MarshalPB())
+    return this.callAsync<void>('WithdrawCoin', karmaUserAmountReq)
+  }
+
+  async getUserStateAsync(user: Address): Promise<KarmaState> {
+    let response: any
+    const result = await this.staticCallAsync(
+      'GetUserState',
+      user.MarshalPB(),
+      response
+    )
+    return result
+  }
+
+  async getSourcesAsync(user: Address): Promise<KarmaSources> {
+    let response: any
+    const result = await this.staticCallAsync(
+      'GetSources',
+      user.MarshalPB(),
+      response
+    )
+    return result
+  }
+
+  async getUserKarmaAsync(user: Address, target: KarmaSourceTarget): Promise<KarmaTotal> {
+    const karmaUserTargetReq = new KarmaUserTarget()
+    let response: any
+    karmaUserTargetReq.setUser(user.MarshalPB())
+    karmaUserTargetReq.setTarget(target)
+    const result = await this.staticCallAsync(
+      'GetUserKarma',
+      karmaUserTargetReq,
+      response
+    )
+    return result
+  }
+
+}

src/proto/karma.proto

@@ -0,0 +1,85 @@
+syntax = "proto3";
+
+import "proto/loom.proto";
+
+package karma;
+
+enum KarmaSourceTarget {
+    CALL = 0;
+    DEPLOY = 1;
+}
+
+message KarmaInitRequest {
+    Address Oracle = 1;
+    repeated KarmaSourceReward sources = 2;
+    repeated KarmaAddressSource users = 3;
+    KarmaUpkeepParams upkeep = 4;
+}
+
+message KarmaSources {
+    repeated KarmaSourceReward sources = 1;
+}
+
+message KarmaNewOracle {
+    Address new_oracle = 1;
+}
+
+message KarmaUserTarget {
+    Address user = 1;
+    KarmaSourceTarget target = 2;
+}
+
+message KarmaUserAmount {
+    Address user = 1;
+    BigUInt amount = 2;
+}
+
+message KarmaSourceReward {
+    string name = 1;
+    int64 reward = 2 [jstype = JS_STRING];
+    KarmaSourceTarget target = 3;
+}
+
+message KarmaSource {
+    string name = 1;
+    BigUInt count = 2;
+}
+
+message KarmaUpkeepParams {
+    int64 cost = 1 [jstype = JS_STRING];
+    int64 period = 3 [jstype = JS_STRING];
+}
+
+
+message KarmaAddressSource {
+    Address user = 1;
+    repeated KarmaSource sources = 2;
+}
+
+message KarmaState {
+    repeated KarmaSource source_states = 1;
+    BigUInt deploy_karma_total = 2;
+    BigUInt call_karma_total = 3;
+    int64 last_update_time = 4 [jstype = JS_STRING];
+}
+
+message KarmaStateUser {
+    repeated KarmaSource source_states = 1;
+    Address user = 2;
+}
+
+message KarmaStateKeyUser {
+    repeated string state_keys = 1;
+    Address user = 2;
+}
+
+message KarmaTotal{
+    BigUInt count = 1;
+}
+
+message ContractRecord{
+    Address owner = 1;
+    Address address = 2;
+    int64   creation_block = 3 [jstype = JS_STRING];
+    int64   nonce = 4 [jstype = JS_STRING];
+}