feat(sdk-core): add simple message builder for sol

TICKET: COIN-4737

Author: bhavidhingra

modules/abstract-eth/src/lib/messages/eip191/eip191MessageBuilder.ts

@@ -1,12 +1,6 @@
 import { EIP191Message } from './eip191Message';
 import { BaseCoin as CoinConfig } from '@bitgo/statics';
-import {
-  BaseMessageBuilder,
-  BroadcastableMessage,
-  deserializeSignatures,
-  IMessage,
-  MessageStandardType,
-} from '@bitgo/sdk-core';
+import { BaseMessageBuilder, IMessage, MessageStandardType } from '@bitgo/sdk-core';
 
 /**
  * Builder for EIP-191 messages
@@ -47,26 +41,4 @@ export class Eip191MessageBuilder extends BaseMessageBuilder {
       throw new Error('Failed to build EIP-191 message');
     }
   }
-
-  /**
-   * Parse a broadcastable message back into a message
-   * @param broadcastMessage The broadcastable message to parse
-   * @returns The parsed message
-   */
-  public async fromBroadcastFormat(broadcastMessage: BroadcastableMessage): Promise<IMessage> {
-    const { type, payload, serializedSignatures, signers, metadata } = broadcastMessage;
-    if (type !== MessageStandardType.EIP191) {
-      throw new Error(`Invalid message type, expected ${MessageStandardType.EIP191}`);
-    }
-    return new EIP191Message({
-      coinConfig: this.coinConfig,
-      payload,
-      signatures: deserializeSignatures(serializedSignatures),
-      signers,
-      metadata: {
-        ...metadata,
-        encoding: 'utf8',
-      },
-    });
-  }
 }

modules/sdk-coin-ada/src/lib/messages/cip8/cip8MessageBuilder.ts

@@ -1,12 +1,6 @@
 import { Cip8Message } from './cip8Message';
 import { BaseCoin as CoinConfig } from '@bitgo/statics';
-import {
-  BaseMessageBuilder,
-  BroadcastableMessage,
-  deserializeSignatures,
-  IMessage,
-  MessageStandardType,
-} from '@bitgo/sdk-core';
+import { BaseMessageBuilder, IMessage, MessageStandardType } from '@bitgo/sdk-core';
 
 /**
  * Builder for CIP-8 messages
@@ -47,26 +41,4 @@ export class Cip8MessageBuilder extends BaseMessageBuilder {
       throw new Error('Failed to build CIP-8 message');
     }
   }
-
-  /**
-   * Parse a broadcastable message back into a message
-   * @param broadcastMessage The broadcastable message to parse
-   * @returns The parsed message
-   */
-  public async fromBroadcastFormat(broadcastMessage: BroadcastableMessage): Promise<IMessage> {
-    const { type, payload, serializedSignatures, signers, metadata } = broadcastMessage;
-    if (type !== MessageStandardType.CIP8) {
-      throw new Error(`Invalid message type, expected ${MessageStandardType.CIP8}`);
-    }
-    return new Cip8Message({
-      coinConfig: this.coinConfig,
-      payload,
-      signatures: deserializeSignatures(serializedSignatures),
-      signers,
-      metadata: {
-        ...metadata,
-        encoding: 'utf8',
-      },
-    });
-  }
 }

modules/sdk-coin-ada/test/unit/messages/cip8/index.ts

@@ -18,3 +18,4 @@ export { TransferBuilder } from './transferBuilder';
 export { TransferBuilderV2 } from './transferBuilderV2';
 export { WalletInitializationBuilder } from './walletInitializationBuilder';
 export { Interface, Utils };
+export { MessageBuilderFactory } from './messages';

modules/sdk-coin-ada/test/unit/messages/cip8/messageBuilderFactory.ts

@@ -0,0 +1 @@
+export * from './messageBuilderFactory';

modules/sdk-coin-ada/test/unit/messages/index.ts

@@ -0,0 +1,17 @@
+import { BaseCoin as CoinConfig } from '@bitgo/statics';
+import { BaseMessageBuilderFactory, IMessageBuilder, MessageStandardType, SimpleMessageBuilder } from '@bitgo/sdk-core';
+
+export class MessageBuilderFactory extends BaseMessageBuilderFactory {
+  constructor(coinConfig: Readonly<CoinConfig>) {
+    super(coinConfig);
+  }
+
+  public getMessageBuilder(type: MessageStandardType): IMessageBuilder {
+    switch (type) {
+      case MessageStandardType.SIMPLE:
+        return new SimpleMessageBuilder(this.coinConfig);
+      default:
+        throw new Error(`Invalid message standard ${type}`);
+    }
+  }
+}

modules/sdk-coin-sol/src/lib/index.ts

@@ -1,7 +1,7 @@
 import { BroadcastableMessage, MessagePayload, MessageStandardType } from '../../../bitgo';
 import { BaseCoin as CoinConfig } from '@bitgo/statics';
 import { IMessage, IMessageBuilder } from './iface';
-import { Signature } from '../iface';
+import { deserializeSignatures, Signature } from '../iface';
 
 /**
  * Base Message Builder
@@ -130,5 +130,18 @@ export abstract class BaseMessageBuilder implements IMessageBuilder {
    * @param broadcastMessage The broadcastable message to parse
    * @returns The parsed message
    */
-  abstract fromBroadcastFormat(broadcastMessage: BroadcastableMessage): Promise<IMessage>;
+  public async fromBroadcastFormat(broadcastMessage: BroadcastableMessage): Promise<IMessage> {
+    const { type, payload, serializedSignatures, signers, metadata } = broadcastMessage;
+    if (type !== this.type) {
+      throw new Error(`Invalid message type, expected ${this.type}`);
+    }
+    this.payload = payload;
+    this.signatures = deserializeSignatures(serializedSignatures);
+    this.signers = signers;
+    this.metadata = {
+      ...metadata,
+      encoding: 'utf8',
+    };
+    return this.build();
+  }
 }

modules/sdk-coin-sol/src/lib/messages/index.ts

@@ -2,3 +2,4 @@ export * from './baseMessage';
 export * from './baseMessageBuilder';
 export * from './baseMessageBuilderFactory';
 export * from './iface';
+export * from './simple';