From c3736d0a753ca1921f6b71c023e9229979667bc2 Mon Sep 17 00:00:00 2001
From: ShubhamPalriwala <spalriwalau@gmail.com>
Date: Sat, 19 Mar 2022 23:27:48 +0530
Subject: [PATCH] init: sequelize hooks

---
 models/relations.ts           | 9 +++++++++
 test/api/basketItemApiSpec.ts | 8 ++++----
 2 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/models/relations.ts b/models/relations.ts
index 0fa08a17f2b..8dd52bbaa65 100644
--- a/models/relations.ts
+++ b/models/relations.ts
@@ -136,6 +136,15 @@ const relationsInit = (_sequelize: Sequelize) => {
       name: 'UserId'
     }
   })
+ 
+  BasketItemModel.addHook('beforeUpdate', 'dontUpdateId', (basketItem:any, options) => { // TODO: any
+    if(basketItem.dataValues.BasketId!=basketItem._previousDataValues.BasketId){
+      return Promise.reject(new Error("null: `BasketId` cannot be updated due `dontUpdateId` constraint"));
+    }
+    if(basketItem.dataValues.ProductId!=basketItem._previousDataValues.ProductId){
+      return Promise.reject(new Error("null: `ProductId` cannot be updated due `dontUpdateId` constraint"));
+    }    
+  }); 
 }
 
 export { relationsInit }
diff --git a/test/api/basketItemApiSpec.ts b/test/api/basketItemApiSpec.ts
index 655733e5373..824c235e78c 100644
--- a/test/api/basketItemApiSpec.ts
+++ b/test/api/basketItemApiSpec.ts
@@ -157,8 +157,8 @@ describe('/api/BasketItems/:id', () => {
             BasketId: 42
           }
         })
-          .expect('status', 400)
-          .expect('json', { message: 'null: `BasketId` cannot be updated due `noUpdate` constraint', errors: [{ field: 'BasketId', message: '`BasketId` cannot be updated due `noUpdate` constraint' }] })
+          .expect('status', 500)
+          .expect('json', { message: 'internal error', errors: ["null: `BasketId` cannot be updated due `dontUpdateId` constraint"] })
       })
   })
 
@@ -201,8 +201,8 @@ describe('/api/BasketItems/:id', () => {
             ProductId: 42
           }
         })
-          .expect('status', 400)
-          .expect('json', { message: 'null: `ProductId` cannot be updated due `noUpdate` constraint', errors: [{ field: 'ProductId', message: '`ProductId` cannot be updated due `noUpdate` constraint' }] })
+          .expect('status', 500)
+          .expect('json', { message: 'internal error', errors: ["null: `ProductId` cannot be updated due `dontUpdateId` constraint"] })
       })
   })