remove EntityHandler from codegen for composed subgraphs

Author: incrypto32

packages/cli/src/protocols/subgraph/scaffold/mapping.ts

@@ -7,12 +7,11 @@ export const generatePlaceholderHandlers = ({
 }) => `
 import { ExampleEntity } from '../generated/schema'
 import {${entities.join(', ')}} from '../generated/subgraph-${contract}'
-import { EntityTrigger } from '@graphprotocol/graph-ts'
 
 ${entities
   .map(
     entityName => `
-export function handle${entityName}(entity: EntityTrigger<${entityName}>): void {
+export function handle${entityName}(entity: ${entityName}): void {
   // Empty handler for ${entityName}
 }`,
   )

packages/ts/common/collections.ts

@@ -457,28 +457,6 @@ export class Entity extends TypedMap<string, Value> {
   }
 }
 
-/**
- * Common representation for entity triggers, this wraps the entity
- * and has fields for the operation type and the entity type.
- */
-export class EntityTrigger<T extends Entity> {
-  constructor(
-    public operation: EntityOp,
-    public type: string,
-    public data: T, // T is a specific type that extends Entity
-  ) {}
-}
-
-/**
- * Enum for entity operations.
- * Create, Modify, Remove
- */
-export enum EntityOp {
-  Create,
-  Modify,
-  Remove,
-}
-
 /**
  * The result of an operation, with a corresponding value and error type.
  */