interface to have customer pass in source name

Author: aws-amplify-bot

packages/@aws-cdk/mixins-preview/scripts/spec2logs/builder.ts

@@ -3,7 +3,7 @@ import { naming, util } from '@aws-cdk/spec2cdk';
 import { CDK_CORE, CONSTRUCTS } from '@aws-cdk/spec2cdk/lib/cdk/cdk';
 import { RelationshipDecider } from '@aws-cdk/spec2cdk/lib/cdk/relationship-decider';
 import type { Method } from '@cdklabs/typewriter';
-import { Module, ExternalModule, ClassType, Stability, Type, expr, stmt, ThingSymbol, $this, CallableProxy, NewExpression } from '@cdklabs/typewriter';
+import { Module, ExternalModule, ClassType, Stability, Type, expr, stmt, ThingSymbol, $this, CallableProxy, NewExpression, InterfaceType } from '@cdklabs/typewriter';
 import { MIXINS_LOG_DELIVERY, REF_INTERFACES } from './helpers';
 import type { ServiceSubmoduleProps, SelectiveImport, LocatedModule } from '@aws-cdk/spec2cdk/lib/cdk/service-submodule';
 import { BaseServiceSubmodule, relativeImportPath } from '@aws-cdk/spec2cdk/lib/cdk/service-submodule';
@@ -362,22 +362,35 @@ class LogsMixin extends ClassType {
       },
     });
 
+    const deliverySourceInterface = new InterfaceType(this.scope, {
+      name: `I${naming.classNameFromResource(this.resource)}LogSource`, 
+      properties: [{
+        name: 'logDeliverySourceName',
+        type: Type.STRING,
+        docs: {
+          summary: 'Must be unique among all delivery source names'
+        }
+      }],
+      extends: [CONSTRUCTS.IConstruct],
+      docs: {
+        summary: `Interface for ${naming.classNameFromResource(this.resource)} to set up log delivery`
+      }
+    })
+
     const resource = method.addParameter({
       name: 'resource',
-      type: CONSTRUCTS.IConstruct,
+      type: deliverySourceInterface.type,
     });
 
     const cfnDeliverySourceType = this.scope.type('delivery.CfnDeliverySource');
     const arn = expr.sym(new ThingSymbol('cdkLib.Arn.format', this.scope)).call(expr.object({ service: expr.directCode('construct.cfnResourceType.split(\'::\')[1].toLowerCase()'), resource: expr.directCode('construct.cfnResourceType.split(\'::\')[2].toLowerCase()'), resourceName: expr.get(resource, 'ref') }), expr.sym(new ThingSymbol('cdkLib.Stack.of', this.scope)).call(resource));
     const arnVar = expr.ident('sourceArn');
 
-    const prefix = `${this.resource.name}Source-`;
-
     const deliverySourceInstance = cfnDeliverySourceType.newInstance(
       resource,
-      expr.strConcat(expr.str('CdkSource'), CDK_CORE.uniqueId(resource)),
+      expr.strConcat(expr.str('CdkSource'), expr.get(resource, 'logDeliverySourceName'), CDK_CORE.uniqueId(resource)),
       expr.object({
-        name: expr.strConcat(expr.str(prefix), CDK_CORE.uniqueResourceName(resource, expr.object({ maxLength: expr.binOp(expr.num(60 - prefix.length + 1), '-', $this.logType.prop('length')) })), expr.str('-'), $this.logType),
+        name: expr.get(resource, 'logDeliverySourceName'),
         resourceArn: arnVar,
         logType: $this.logType,
       }),