<?php

namespace App\Http\Controllers\Admin;

use App\Enumerations\CustomFieldResources;
use App\Enumerations\CustomFieldTypes;
use App\Http\Controllers\Controller;
use App\Http\Requests;
use App\Http\Requests\EditCustomFieldRequest;
use App\Models\CustomField;

class EditCustomField extends Controller
{
    public function getEditCustomField($id)
    {
        $field = CustomField::findOrFail($id);

        return view('admin.customFields.edit', [
            'field'     => $field,
            'types'     => CustomFieldTypes::getWithTranslations(),
            'resources' => CustomFieldResources::getWithTranslations()
        ]);
    }

    public function postEditCustomField(EditCustomFieldRequest $request, $id)
    {
        $customField = CustomField::findOrFail($id);

        // setup fields

        $customField->name = $request->name;
        $customField->required = $request->has('required');

        // set non-mandatory fields

        if ($request->description) {
            $customField->description = $request->description;
        }

        if ($request->possibleValues) {
            $customField->possible_values = trim(preg_replace('~[\r\n]+~', '|', $request->possibleValues));
        }

        if ($request->defaultValue) {
            $customField->default_value = $request->defaultValue;
        }

        if ($request->regExp) {
            $customField->regexp = $request->regExp;
        }

        if ($request->minLength) {
            $customField->min_length = $request->minLength;
        }

        if ($request->maxLength) {
            $customField->max_length = $request->maxLength;
        }

        // save changes into database
        $customField->save();

        return redirect()
            ->route('customfields.edit', ['id' => $id])
            ->with('success', trans('admin/customFields.successfullyEdited'));
    }

    /**
     * Deletes custom field given by id.
     *
     * This method deletes given custom field. It is in this method because deleting is somehow editing the item.
     *
     * @param $id
     *
     * @return \Illuminate\Http\RedirectResponse
     */
    public function deleteCustomField($id)
    {
        // find and delete field
        try {
            $field = CustomField::findOrFail($id);
        } catch (\Exception $e) {
            // field does not exist, redirect to overview and inform user
            return redirect()
                ->route('customfields.overview')
                ->with('error', trans('admin/customFields.fieldNotExist'));
        }

        // delete item
        $field->delete();

        // redirect back to overview
        return redirect()
            ->route('customfields.overview')
            ->with('success', trans('admin/customFields.successfullyDeleted'));
    }
}