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BelongsTo field resets after changing value when depends on itself #5189

@kusab85

Description

@kusab85

Description:

Value of BelongsTo field resets to its initial value when dependsOn itself.

/**
 * App/Nova/Post.php 
 */

    public function fields(NovaRequest $request)
    {
        return [
            // [...]
            BelongsTo::make('User')
                ->dependsOn(
                    ['user'],
                    function (BelongsTo $field, NovaRequest $request, FormData $formData) {
                        $field->help(
                            '$formData->user = '.var_export($formData->user, true).' '.
                            '$field->value = '.var_export($field->value, true)
                        );
                    }),
           // [...]
        ];
    }

1. Initial state of form field
obraz

2. Selecting a new user
obraz

3. Form field state after new user selection
obraz

Detailed steps to reproduce the issue on a fresh Nova installation:

Check reproduction repository.

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