From 5b550ccc931170767045c470c862ea6ab244d7aa Mon Sep 17 00:00:00 2001
From: SilviaAmAm <silvia@maykinmedia.nl>
Date: Mon, 22 Jan 2024 14:34:53 +0100
Subject: [PATCH] :sparkles: Add the types for the Flatpickr custom options for
 the widget

Related to https://github.com/open-formulieren/open-forms/issues/3755 where the widget needs to have a configuration option set so that invalid values are not automatically removed from the widget
---
 src/formio/components/date.ts     | 2 ++
 src/formio/components/datetime.ts | 2 ++
 src/formio/dates.ts               | 5 +++++
 3 files changed, 9 insertions(+)

diff --git a/src/formio/components/date.ts b/src/formio/components/date.ts
index 281b5f5..bab307f 100644
--- a/src/formio/components/date.ts
+++ b/src/formio/components/date.ts
@@ -5,6 +5,7 @@ import {
   PastDateConstraint as BasePastDateConstraint,
   DateConstraintConfiguration,
   DatePickerConfig,
+  PickerCustomOptions,
 } from '../dates';
 
 type Validator = 'required';
@@ -33,6 +34,7 @@ export interface BaseDateComponentSchema extends Omit<DateInputSchema, 'hideLabe
     maxDate?: Exclude<DateConstraintConfiguration, FutureOrPastDateConstraint> | PastDateConstraint;
   };
   datePicker?: DatePickerConfig;
+  customOptions?: PickerCustomOptions;
 }
 
 /**
diff --git a/src/formio/components/datetime.ts b/src/formio/components/datetime.ts
index a734d3a..fee4264 100644
--- a/src/formio/components/datetime.ts
+++ b/src/formio/components/datetime.ts
@@ -5,6 +5,7 @@ import {
   DatePickerConfig,
   FutureDateConstraint,
   PastDateConstraint,
+  PickerCustomOptions,
 } from '../dates';
 
 type Validator = 'required';
@@ -25,6 +26,7 @@ export interface BaseDateTimeComponentSchema
     maxDate?: Exclude<DateConstraintConfiguration, FutureDateConstraint>;
   };
   datePicker?: DatePickerConfig;
+  customOptions?: PickerCustomOptions;
 }
 
 /**
diff --git a/src/formio/dates.ts b/src/formio/dates.ts
index 8ffd9a6..a605d8b 100644
--- a/src/formio/dates.ts
+++ b/src/formio/dates.ts
@@ -83,3 +83,8 @@ export interface DatePickerConfig {
   minDate: string | null;
   maxDate: string | null;
 }
+
+/** Flatpickr specific custom options for the widget **/
+export interface PickerCustomOptions {
+  allowInvalidPreload: boolean;
+}