Added settings API

app/Validators/SetSettingsValidator.ts

@@ -0,0 +1,56 @@
+import { schema, rules } from '@ioc:Adonis/Core/Validator'
+import { HttpContextContract } from '@ioc:Adonis/Core/HttpContext'
+
+export default class SetSettingsValidator {
+  constructor(protected ctx: HttpContextContract) {}
+
+  /*
+   * Define schema to validate the "shape", "type", "formatting" and "integrity" of data.
+   *
+   * For example:
+   * 1. The username must be of data type string. But then also, it should
+   *    not contain special characters or numbers.
+   *    ```
+   *     schema.string({}, [ rules.alpha() ])
+   *    ```
+   *
+   * 2. The email must be of data type string, formatted as a valid
+   *    email. But also, not used by any other user.
+   *    ```
+   *     schema.string({}, [
+   *       rules.email(),
+   *       rules.unique({ table: 'users', column: 'email' }),
+   *     ])
+   *    ```
+   */
+    public schema = schema.create({
+        settings: schema.array().members(
+            schema.object().members({
+                key: schema.string({
+                    trim: true,
+                }, [
+                    rules.alpha({
+                        allow: ['dash', 'underscore']
+                    })
+                ]),
+                
+                value: schema.string({
+                    trim: true
+                }),
+            })
+        ),
+    })
+
+  /**
+   * Custom messages for validation failures. You can make use of dot notation `(.)`
+   * for targeting nested fields and array expressions `(*)` for targeting all
+   * children of an array. For example:
+   *
+   * {
+   *   'profile.username.required': 'Username is required',
+   *   'scores.*.number': 'Define scores as valid numbers'
+   * }
+   *
+   */
+  public messages = {}
+}