fix: pass preloads, sideloader values to a group limit query

adonis-typings/model.ts

@@ -323,6 +323,11 @@ declare module '@ioc:Adonis/Lucid/Model' {
       ExcutableQueryBuilderContract<Result[]> {
     model: Model
 
+    /**
+     * Define a custom preloader for the current query
+     */
+    usePreloader(preloader: PreloaderContract<LucidRow>): this
+
     /**
      * Whether or not the query is a child query generated for `.where`
      * callbacks

src/Orm/QueryBuilder/index.ts

@@ -17,10 +17,15 @@ import {
   ModelObject,
   ModelAdapterOptions,
   ModelQueryBuilderContract,
+  LucidRow,
 } from '@ioc:Adonis/Lucid/Model'
 
 import { DBQueryCallback } from '@ioc:Adonis/Lucid/DatabaseQueryBuilder'
-import { RelationQueryBuilderContract, RelationshipsContract } from '@ioc:Adonis/Lucid/Relations'
+import {
+  PreloaderContract,
+  RelationshipsContract,
+  RelationQueryBuilderContract,
+} from '@ioc:Adonis/Lucid/Relations'
 
 import {
   DialectContract,
@@ -66,12 +71,12 @@ export class ModelQueryBuilder extends Chainable implements ModelQueryBuilderCon
   /**
    * Sideloaded attributes that will be passed to the model instances
    */
-  private sideloaded: ModelObject = {}
+  protected sideloaded: ModelObject = {}
 
   /**
    * A copy of defined preloads on the model instance
    */
-  private preloader = new Preloader(this.model)
+  protected preloader: PreloaderContract<LucidRow> = new Preloader(this.model)
 
   /**
    * Required by macroable
@@ -95,13 +100,13 @@ export class ModelQueryBuilder extends Chainable implements ModelQueryBuilderCon
    * Custom data someone want to send to the profiler and the
    * query event
    */
-  private customReporterData: any
+  protected customReporterData: any
 
   /**
    * Control whether to debug the query or not. The initial
    * value is inherited from the query client
    */
-  private debugQueries: boolean = this.client.debug
+  protected debugQueries: boolean = this.client.debug
 
   /**
    * Self join counter, increments with every "withCount"
@@ -367,6 +372,11 @@ export class ModelQueryBuilder extends Chainable implements ModelQueryBuilderCon
     return this
   }
 
+  public usePreloader(preloader: PreloaderContract<LucidRow>) {
+    this.preloader = preloader
+    return this
+  }
+
   /**
    * Set sideloaded properties to be passed to the model instance
    */

src/Orm/Relations/HasMany/QueryBuilder.ts

@@ -146,10 +146,12 @@ export class HasManyQueryBuilder
       'adonis_temp'
     )
 
-    return this.relation
-      .relatedModel()
-      .query()
-      .from(this)
-      .where(rowName, '<=', this.groupConstraints.limit!)
+    const groupQuery = this.relation.relatedModel().query()
+    groupQuery.usePreloader(this.preloader)
+    groupQuery.sideload(this.sideloaded)
+    groupQuery.debug(this.debugQueries)
+    this.customReporterData && groupQuery.reporterData(this.customReporterData)
+
+    return groupQuery.from(this).where(rowName, '<=', this.groupConstraints.limit!)
   }
 }

src/Orm/Relations/HasManyThrough/QueryBuilder.ts

@@ -255,10 +255,12 @@ export class HasManyThroughQueryBuilder
       'adonis_temp'
     )
 
-    return this.relation
-      .relatedModel()
-      .query()
-      .from(this)
-      .where(rowName, '<=', this.groupConstraints.limit!)
+    const groupQuery = this.relation.relatedModel().query()
+    groupQuery.usePreloader(this.preloader)
+    groupQuery.sideload(this.sideloaded)
+    groupQuery.debug(this.debugQueries)
+    this.customReporterData && groupQuery.reporterData(this.customReporterData)
+
+    return groupQuery.from(this).where(rowName, '<=', this.groupConstraints.limit!)
   }
 }

src/Orm/Relations/ManyToMany/QueryBuilder.ts

@@ -413,10 +413,12 @@ export class ManyToManyQueryBuilder
       'adonis_temp'
     )
 
-    return this.relation
-      .relatedModel()
-      .query()
-      .from(this)
-      .where(rowName, '<=', this.groupConstraints.limit!)
+    const groupQuery = this.relation.relatedModel().query()
+    groupQuery.usePreloader(this.preloader)
+    groupQuery.sideload(this.sideloaded)
+    groupQuery.debug(this.debugQueries)
+    this.customReporterData && groupQuery.reporterData(this.customReporterData)
+
+    return groupQuery.from(this).where(rowName, '<=', this.groupConstraints.limit!)
   }
 }