Implement scopes on models and support interacting with them via ModelBuilder

src/orm/builder/AbstractBuilder.ts

@@ -69,6 +69,13 @@ export abstract class AbstractBuilder<T> extends AppClass {
      */
     public abstract getResultIterable(): AbstractResultIterable<T>
 
+    /**
+     * Get a copy of this builder with its values finalized.
+     */
+    public finalize(): AbstractBuilder<T> {
+        return this.clone()
+    }
+
     /**
      * Clone the current query to a new AbstractBuilder instance with the same properties.
      */
@@ -489,7 +496,7 @@ export abstract class AbstractBuilder<T> extends AppClass {
             throw new ErrorWithContext(`No connection specified to execute update query.`)
         }
 
-        const query = this.registeredConnection.dialect().renderUpdate(this, data)
+        const query = this.registeredConnection.dialect().renderUpdate(this.finalize(), data)
         return this.registeredConnection.query(query)
     }
 
@@ -515,7 +522,7 @@ export abstract class AbstractBuilder<T> extends AppClass {
             throw new ErrorWithContext(`No connection specified to execute update query.`)
         }
 
-        const query = this.registeredConnection.dialect().renderDelete(this)
+        const query = this.registeredConnection.dialect().renderDelete(this.finalize())
         return this.registeredConnection.query(query)
     }
 
@@ -548,7 +555,7 @@ export abstract class AbstractBuilder<T> extends AppClass {
             throw new ErrorWithContext(`No connection specified to execute update query.`)
         }
 
-        const query = this.registeredConnection.dialect().renderInsert(this, rowOrRows)
+        const query = this.registeredConnection.dialect().renderInsert(this.finalize(), rowOrRows)
         return this.registeredConnection.query(query)
     }
 
@@ -560,7 +567,7 @@ export abstract class AbstractBuilder<T> extends AppClass {
             throw new ErrorWithContext(`No connection specified to execute update query.`)
         }
 
-        const query = this.registeredConnection.dialect().renderExistential(this)
+        const query = this.registeredConnection.dialect().renderExistential(this.finalize())
         const result = await this.registeredConnection.query(query)
         return Boolean(result.rows.first())
     }

src/orm/builder/Builder.ts

@@ -19,6 +19,6 @@ export class Builder extends AbstractBuilder<QueryRow> {
             throw new ErrorWithContext(`No connection specified to fetch iterator for query.`)
         }
 
-        return Container.getContainer().make<ResultIterable>(ResultIterable, this, this.registeredConnection)
+        return Container.getContainer().make<ResultIterable>(ResultIterable, this.finalize(), this.registeredConnection)
     }
 }