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Add custom validation for quantity inventory values.

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paul121 2021-06-21 13:49:44 -07:00 committed by Michael Stenta
parent e9caab4e4a
commit 7cb61108b9
1 changed files with 37 additions and 0 deletions
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37
modules/core/inventory/farm_inventory.module
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@ -38,6 +38,11 @@ function farm_inventory_inline_entity_form_entity_form_alter(array &$entity_form
return;
}
// Specify special validation for the inventory values.
// Validation is needed because we cannot solely rely on FAPI #states,
// partially because it is hard to target the entity browser form widget.
$entity_form['#element_validate'][] = 'farm_inventory_quantity_entity_inline_form_validate';
// Set the inventory_adjustment default value to N/A unless already provided.
if (empty($entity_form['inventory_adjustment']['widget']['#default_value'])) {
$entity_form['inventory_adjustment']['widget']['#default_value'] = '_none';
@ -55,3 +60,35 @@ function farm_inventory_inline_entity_form_entity_form_alter(array &$entity_form
$inventory_adjustment_selector => ['value' => '_none'],
];
}
/**
* Custom validation callback for the quantity inline form.
*
* @param array $form
* The entity form array.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The entity form state.
*/
function farm_inventory_quantity_entity_inline_form_validate(array &$form, FormStateInterface $form_state) {
// Get the inline entity form values out of the entire entity form state.
$quantity_form_values = $form_state->getValue($form['#parents']);
// If a quantity was provided, validate correct inventory values are provided.
if (!empty($quantity_form_values)) {
$adjustment = $quantity_form_values['inventory_adjustment'];
$asset = $quantity_form_values['inventory_asset']['target_id'];
// Set error if an adjustment is provided without an asset.
if (!empty($adjustment) && empty($asset)) {
// Error is set on the inventory_adjustment field because form errors
// are not highlighted when set on the entity browser widget.
$form_state->setError($form['inventory_adjustment']['widget'], 'Inventory asset is required if an inventory adjustment is selected.');
}
// Set error if an asset is provided without an adjustment.
if (empty($adjustment) && !empty($asset)) {
$form_state->setError($form['inventory_adjustment']['widget'], 'Inventory adjustment is required if an inventory asset is selected.');
}
}
}