using AyaNova.Models;
using System.Linq;
using Newtonsoft.Json.Linq;


namespace AyaNova.Biz
{
    internal static class CustomFieldsValidator
    {
        internal static void Validate(BizObject biz, FormCustom formCustom, string customFields)
        {
            bool hasCustomData = !string.IsNullOrWhiteSpace(customFields);

            //No form custom = no template to check against so nothing to do
            if (formCustom == null)
                return;


            var FormTemplate = JArray.Parse(formCustom.Template);

            var ThisFormCustomFieldsList = FormAvailableFields.FormFields(formCustom.FormKey).Where(x => x.Custom == true).Select(x => x.Key).ToList();

            //If the customFields string is empty then only validation is if any of the fields are required to be filled in
            if (!hasCustomData)
            {
                //iterate the template
                for (int i = 0; i < FormTemplate.Count; i++)
                {
                    //get the field customization
                    var fldKey = FormTemplate["fld"].Value<string>();
                    var fldRequired = FormTemplate["required"].Value<bool>();
                    //Check if this is an expected custom field and that it was set to required
                    if (ThisFormCustomFieldsList.Contains(fldKey) && fldRequired == true)
                    {
                        //Ok, this field is required but custom fields are all empty so add this error
                        biz.AddError(ValidationErrorType.RequiredPropertyEmpty, fldKey);
                    }
                }

                return;
            }

            //here we have both a bunch of custom fields presumeably and a form customization so let's get cracking...
            var CustomFieldData = JObject.Parse(customFields);


        }

    }
}