<?php

namespace App\Users\Kms;

//The new object oriented attributes
use App\Attributes\SendSetPasswordMailButton;
use Komma\KMS\Core\Attributes\Attribute;
use Komma\KMS\Core\Attributes\Models\SelectOption;
use Komma\KMS\Core\Attributes\Password;
use Komma\KMS\Core\Attributes\Select;
use Komma\KMS\Core\Attributes\Seperator;
use Komma\KMS\Core\Attributes\TextField;
use Komma\KMS\Core\Attributes\Title;
use Komma\KMS\Core\Sections\Section;
use Komma\KMS\Core\Sections\Tabs\Collections\NoLanguageTabs;
use Komma\KMS\Core\ValidationSet;
use App\Users\Genders;
use Komma\KMS\Globalization\RegionInfo;
use Komma\KMS\Users\Models\KmsUser;
use App\Users\Models\SiteUser;
use App\Users\Models\SiteUserRole;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Collection;
use Illuminate\Validation\Rule;
use Symfony\Component\Console\Input\Input;

final class SiteUserSection extends Section
{
    protected $slug = "site_users";

    /**
     * UserSection constructor.
     * @param string $slug
     */
    function __construct(string $slug)
    {
        $tabs = new NoLanguageTabs();
        parent::__construct($tabs, $slug);
    }

    /**
     * Generates the attributes for this section. They all must extend the App\Kms\Core\Attributes\Attribute class
     *
     * @param Model $currentModel
     * @return Collection A collection of SectionTabItems
     */
    protected function generateAttributes(Model $currentModel = null): Collection
    {
        //*****************************************************************************************\\
        //*** Define attribute validation sets (Laravel validation rules and message sets)      ***\\
        //*****************************************************************************************\\

        $emailValidationSet = (new ValidationSet())
            ->setRules([
                'required',
                'email',
                Rule::unique('site_users', 'email')->ignore($currentModel ? $currentModel->id : null)
            ])
            ->setMessages([
                'required' => __('validation.required'),
                'email' => __('kms/kms_users.enterValidEmailAddress'),
                'unique' => __('kms/kms_users.enterUniqueValue')
            ]);

        $passwordValidationSet = (new ValidationSet())
            ->setRules('sometimes|min:6|regex:/[a-zA-Z0-9]+/') //The sometimes rule only validates the password only if it is present in the input
            ->setMessages([
                'sometimes' => '',
                'min' => __('kms/kms_users.passwordMinLength'),
                'regex' => __('kms/kms_users.lowerCapitalNumber')
            ]);

        //*****************************************************************************************\\
        //*** Determine and define role dropdown data                                           ***\\
        //*****************************************************************************************\\
        $roleOptions = [];

        $roles = SiteUserRole::getAsArray();
        foreach($roles as $role) {
            if (\Auth::user()->isAtLeast($role)) {
                $roleOptions[] = (new SelectOption())->setContent(__('site/roles.'.$role))->setHtmlContent(__('site/roles.'.$role))->setValue($role);
            }
        }

        //*****************************************************************************************\\
        //*** Determine and define culture dropdown data                                           ***\\
        //*****************************************************************************************\\
        $cultureOptions = [];
        RegionInfo::getSpecificCultures()->sortBy(function(RegionInfo $cultureInfo) {
            return $cultureInfo->getNativeName();
        })->each(function (RegionInfo $cultureInfo) use (&$cultureOptions) {
            $cultureOptions[] = (new SelectOption())->setContent($cultureInfo->getNativeName())->setHtmlContent($cultureInfo->getNativeName())->setValue($cultureInfo->getName());
        });

        //*****************************************************************************************\\
        //*** Determine and define gender dropdown data                                           ***\\
        //*****************************************************************************************\\
        $genderOptions = [];
        collect(Genders::getAsArray())->each(function($gender) use (&$genderOptions) {
            $genderOptions[] = (new SelectOption())->setContent(__('auth.genders.'.$gender))->setHtmlContent(__('auth.genders.'.$gender))->setValue($gender);
        });

        //*****************************************************************************************\\
        //*** Generate the attributes                                                           ***\\
        //*****************************************************************************************\\

        $attributes = [];

        //Build the general attributes and put them in the attributes array
        $attributes[] = (new Title(__('kms/global.information')));

        $attributes[] = (new TextField(__('kms/kms_users.first_name')))
            ->setReadOnly(false)
            ->mapValueFrom(Attribute::ValueFromModel, 'first_name');

        $attributes[] = (new TextField(__('kms/kms_users.last_name')))
            ->setReadOnly(false)
            ->mapValueFrom(Attribute::ValueFromModel, 'last_name');

        $attributes[] = (new Seperator());

        $attributes[] = (new TextField(__('kms/global.email')))
            ->setReadOnly(false)
            ->mapValueFrom(Attribute::ValueFromModel, 'email')
            ->setValidationSet($emailValidationSet);

        $attributes[] = (new Password())
            ->setValidationSet($passwordValidationSet)
            ->mapValueFrom(Attribute::ValueFromModel, SiteUser::PASSWORD_COLUMN_NAME);

        if($currentModel && $currentModel->exists) $attributes[] = (new SendSetPasswordMailButton($currentModel))
            ->setButtonText(__('users.send_password_set_mail'));


        $attributes[] = (new Select())
            ->setLabelText(__('kms/kms_users.role'))
            ->setItems($roleOptions)
            ->mapValueFrom(Attribute::ValueFromModel, 'role');

        $attributes[] = (new Select())
            ->setLabelText(__('kms/kms_users.culture'))
            ->setItems($cultureOptions)
            ->mapValueFrom(Attribute::ValueFromModel, 'culture');

        $attributes[] = (new Select())
            ->setLabelText(__('auth.gender'))
            ->setItems($genderOptions)
            ->mapValueFrom(Attribute::ValueFromModel, 'gender');

        //Return all attributes as a collection
        return collect($attributes);
    }

    /**
     * Strips out an empty password so that the validator validates
     *
     * @see KmsSection::validateInputAndReturnValidator();
     * @param array $input
     * @return \Validator
     */
    public function validateInputAndReturnValidator(array $input = [])
    {
        if(empty($input))
        {
            //Generate a temporary password attribute the same like in the generateAttributes method and retrieve its
            //key so that we can exclude it from the input when it is empty so that the validator ignores it.
            $passwordInputName = "Password-".KmsUser::PASSWORD_COLUMN_NAME;
            if(Input::get($passwordInputName) == "") $input = Input::except($passwordInputName);
        }

        return parent::validateInputAndReturnValidator($input);
    }


}