<?php

namespace Modules\LaraBuilder\Http\Controllers;

use Illuminate\Contracts\Support\Renderable;
use Illuminate\Http\Request;
use Illuminate\Routing\Controller;
use Modules\LaraBuilder\Entities\Page;
use Modules\LaraBuilder\Entities\Revision;
use Modules\LaraBuilder\Entities\Template;
use Modules\LaraBuilder\Facades\PageSettings;
use Modules\LaraBuilder\Facades\Settings;

class PageBuilderController extends Controller
{
    /**
     * Display a listing of the resource.
     */
    public function index(): Renderable
    {
        return view('larabuilder::index');
    }

    /**
     * Show the form for creating a new resource.
     */
    public function create(): Renderable
    {
        return view('larabuilder::create');
    }

    /**
     * Store a newly created resource in storage.
     */
    public function store(Request $request): Renderable
    {
        //
    }

    /**
     * Show the specified resource.
     *
     * @param  int  $id
     */
    public function show($id): Renderable
    {
        return view('larabuilder::show');
    }

    /**
     * Show the form for editing the specified resource.
     *
     * @param  int  $id
     */
    public function edit($id): Renderable
    {
        return view('larabuilder::edit');
    }

    /**
     * Update the specified resource in storage.
     *
     * @param  int  $id
     */
    public function update(Request $request, $id): Renderable
    {
        //
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param  int  $id
     */
    public function destroy($id): Renderable
    {
        //
    }

    public function build($pageId, Request $request)
    {
        $page = PageSettings::getPage($pageId);

        [$grid_templates, $componentTabs, $components] = $this->pageSettings($page);
        $revisions = Revision::where('page_id', $page->id)->latest()->get();

        $templates = Template::whereNotNull('title')->orderBy('created_at', 'desc')->get();
        $blocks = [];

        return view('larabuilder::pagebuilder', compact('grid_templates', 'components', 'blocks', 'page', 'componentTabs', 'revisions', 'templates'));
    }

    /**
     * @return array[]
     */
    public function pageSettings($page): array
    {
        if (! $page) {
            abort(404);
        }

        $grid_templates = [];
        foreach (getGrids() as $grid) {
            $columns = getColumnInfo($grid);
            $grid_templates[$grid] = view('larabuilder::components.add-grid-placeholder',
                compact('columns', 'grid'))->render();
        }

        $components = $componentDirectories = $templates = $componentTabs = [];

        if (file_exists(module_path('LaraBuilder', 'Resources/views/widgets'))) {
            $componentDirectories = array_diff(scandir(module_path('LaraBuilder', 'Resources/views/widgets')),
                ['..', '.']);
        }

        foreach ($componentDirectories as $directory) {
            if (file_exists(module_path('LaraBuilder', 'Resources/views/widgets/'.$directory.'/settings.php'))) {
                $currentSettings = include module_path('LaraBuilder',
                    'Resources/views/widgets/'.$directory.'/settings.php');

                if (! empty($currentSettings['id']) && $directory == $currentSettings['id']) {
                    setCurrentDirectory($currentSettings['id']);

                    $components[$currentSettings['id']] = [
                        'directory' => $directory,
                        'settings' => $currentSettings,
                        'template' => view()->exists('larabuilder::widgets.'.$directory.'.view') ? view('larabuilder::widgets.'.$directory.'.view')->render() : view('larabuilder::components.no-view')->render(),
                    ];

                    $componentTabs[$currentSettings['tab']][$currentSettings['id']] = $currentSettings['id'];
                }
            }
        }

        setCurrentPageId($page->id);

        return [$grid_templates, $componentTabs, $components];
    }

    public function iframe($pageId, Request $request)
    {
        $page = PageSettings::getPage($pageId);
        $edit = true;

        [$grid_templates, $componentTabs, $components] = $this->pageSettings($page);

        return view('larabuilder::pagebuilder-iframe', compact('grid_templates', 'components', 'page', 'componentTabs', 'edit'));
    }

    public function renderPage($pageSlug)
    {
        $page = Page::select('id', 'name', 'title', 'description', 'slug', 'settings', 'status')
            ->whereSlug(str_replace('larabuilder/', '', $pageSlug))
            ->when(empty(request()->get('preview')), function ($q) {
                return $q->whereStatus('published');
            })
            ->firstOrFail();

        $pageSections = view('larabuilder::components.page-components', compact('page'));
        setCurrentPageId($page->id);

        return view('larabuilder::page', compact('page', 'pageSections'));
    }

    public function getSettings(Request $request)
    {
        $pageId = $request->input('page_id');
        $directory = $request->input('directory');
        $sectionId = $request->input('id');
        $gridId = $request->input('grid_id');

        if (file_exists(module_path('LaraBuilder', 'Resources/views/widgets/'.$directory.'/settings.php'))) {
            $settings = include module_path('LaraBuilder', 'Resources/views/widgets/'.$directory.'/settings.php');
        }

        if (! empty($settings['fields'])) {
            $settingsHtml = $this->getPageSectionSettings($pageId, $sectionId, $settings['fields']);
        }

        $styles = $this->getSectionStyles($pageId, $gridId);

        $json = ['type' => 'success', 'section_data' => PageSettings::getPageSettings($pageId) ?? [], 'settings' => $settingsHtml ?? '', 'styles' => $styles];

        return response(json_encode($json), 200);
    }

    public function getPageSectionSettings($pageId, $sectionId, $fields)
    {
        $html = $db_value = '';

        if (is_array($fields) && ! empty($fields)) {
            $tab_key = ! empty($params['tab_key']) ? $params['tab_key'] : '';
            $html = '<ul class="op-themeform__wrap">';
            foreach ($fields as $field) {
                $field['tab_key'] = $tab_key;
                if (empty($params['repeater_id'])) {
                    $id = ! empty($field['id']) ? $field['id'] : '';
                    $db_value = PageSettings::getPageSectionSettings($pageId, $sectionId, $id);
                    $field['db_value'] = $db_value;
                    if (! empty($db_value)) {
                        $field['value'] = $db_value;
                    }
                } else {
                    $field['repeater_id'] = ! empty($params['repeater_id']) ? $params['repeater_id'] : '';
                    $field['index'] = ! empty($params['repeater_id']) ? $params['index'] : '';
                }
                $html .= Settings::getField($field);
            }
            $html .= '</ul>';
        }

        return $html;
    }

    public function getSectionStyles($pageId, $sectionId)
    {
        $page = PageSettings::getPage($pageId);
        $styles = $page->settings['section_data'][$sectionId]['styles'] ?? [];

        return view('larabuilder::components.styles', ['styles' => $styles])->render();
    }

    public function setPageSettings(Request $request)
    {
        $status = $request->input('status');

        $settings = $sectionId = null;
        if (! empty($request->get('settings'))) {
            $settings = $request->get('settings');
        }
        if (! empty($request->get('current_section_data'))) {
            parse_str($request->get('current_section_data'), $form_data);
            parse_str($request->get('current_advanced_settings'), $advanced_form_data);
            $sectionId = $form_data['section_id'];
            unset($form_data['_method']);
            unset($form_data['_token']);
            unset($form_data['section_id']);
            $settings['section_data'][$sectionId]['settings'] = [];
            foreach ($form_data as $key => $value) {
                $isArray = 0;
                if (is_array($value)) {
                    $isArray = 1;
                }
                $settings['section_data'][$sectionId]['settings'][$key]['value'] = $isArray ? $value : (is_null($value) ? '' : trim($value));
                $settings['section_data'][$sectionId]['settings'][$key]['is_array'] = (int) $isArray;
            }

            $grid_id = $advanced_form_data['grid_id'] ?? null;
            unset($advanced_form_data['grid_id']);
            $settings['section_data'][$grid_id]['styles'] = [];
            foreach ($advanced_form_data as $key => $value) {
                if ($value != 'rgba(0,0,0,0)') {
                    $settings['section_data'][$grid_id]['styles'][$key] = $value;
                }
            }

            if (empty($settings['section_data'][$grid_id]['styles']['content_width']) || (! empty($settings['section_data'][$grid_id]['styles']['content_width']) && $settings['section_data'][$grid_id]['styles']['content_width'] == 'full_width')) {
                unset($settings['section_data'][$grid_id]['styles']['boxed_slider_input']);
            }
        }

        $page = PageSettings::setPageSettings($request->input('page_id'), $settings);
        if (! empty($sectionId)) {
            setCurrentPageId($request->input('page_id'));
            $sectionHtml = $this->getSectionHtml($sectionId, $request->input('directory'));
        }

        if ($status == 'template') {
            Template::create([
                'settings' => $settings,
                'title' => $request->input('template_name'),
            ]);
        } else {
            $page->status = 'published';
            $page->save();
        }

        return response()->json(
            [
                'success' => [
                    'type' => 'success',
                    'title' => __('Congratulations'),
                    'message' => __('Page settings updated successfully'),
                ],
                'html' => $sectionHtml ?? '',
                'css' => ! empty($grid_id) ? getComponentStyles($grid_id) : '',
                'custom_attributes' => ! empty($grid_id) ? getCustomAttributes($grid_id) : '',
                'bgOverlay' => ! empty($grid_id) ? getBgOverlay($grid_id) : '',
                'classes' => ! empty($grid_id) ? getClasses($grid_id) : '',
                'sectionData' => $page->settings['section_data'] ?? [],
            ]
        );
    }

    public function getSectionHtml($sectionId, $directory = null)
    {
        $html = '';
        if ($sectionId && $directory) {
            $edit = true;
            setSectionId($sectionId);
            $html = view()->exists('larabuilder::widgets.'.$directory.'.view') ? view('larabuilder::widgets.'.$directory.'.view', compact('edit'))->render() : __('larabuilder::pagebuilder.no_view', ['block' => $directory]);
        }

        return $html;
    }

    public function getPageSectionSettingsArray($pageId, $sectionId, $fields, $directory)
    {
        $settings = [];
        if (is_array($fields) && ! empty($fields)) {
            foreach ($fields as $field) {
                $id = ! empty($field['id']) ? $field['id'] : '';
                $db_value = PageSettings::getPageSectionSettings($pageId, $sectionId, $id);

                if (empty($db_value)) {
                    $db_value = getDefaultValues($directory, $id);
                }

                $settings[$id] = $db_value;
            }
        }

        return $settings;
    }
}