feat: Add validation

README.md

@@ -24,6 +24,14 @@ import express from 'express'
 import Plugin from '@adminjs/express'
 import Adapter, { Database, Resource } from '@adminjs/sql'
 
+Resource.validate = async (tableName, params)=> {
+  // ...code
+  if(errors.length > 0){
+    return errors
+  }
+  return []
+}
+
 AdminJS.registerAdapter({
   Database,
   Resource,

src/Resource.ts

@@ -4,6 +4,7 @@ import {
   Filter,
   ParamsType,
   SupportedDatabasesType,
+  ValidationError,
 } from 'adminjs';
 import type { Knex } from 'knex';
 
@@ -22,6 +23,8 @@ export class Resource extends BaseResource {
     return r;
   }
 
+  public static validate: any;
+
   private knex: Knex;
 
   private dialect: DatabaseDialect;
@@ -127,6 +130,9 @@ export class Resource extends BaseResource {
     const knex = this.schemaName
       ? this.knex(this.tableName).withSchema(this.schemaName)
       : this.knex(this.tableName);
+
+    await Resource.validateObject(this.tableName, params);
+
     await knex.insert(params);
 
     return params;
@@ -140,6 +146,8 @@ export class Resource extends BaseResource {
       ? this.knex.withSchema(this.schemaName)
       : this.knex;
 
+    await Resource.validateObject(this.tableName, params);
+
     await knex.from(this.tableName).update(params).where(this.idColumn, id);
 
     const knexQb = this.schemaName
@@ -187,4 +195,23 @@ export class Resource extends BaseResource {
 
     return q;
   }
+
+  static async validateObject(tableName: string, object: Record<string, any>): Promise<void> {
+    if (Resource.validate) {
+      const errors = await Resource.validate(tableName, object);
+      if (errors && errors.length) {
+        const validationErrors = errors.reduce(
+          (memo, error) => ({
+            ...memo,
+            [error.property]: {
+              type: Object.keys(error.constraints)[0],
+              message: Object.values(error.constraints)[0],
+            },
+          }),
+          {},
+        );
+        throw new ValidationError(validationErrors);
+      }
+    }
+  }
 }