<?php

namespace ctiso\View;

use ctiso\View\Composite;

class Top extends Composite
{
    /**
     * Общая строка заголовка
     * @var int
     */
    public $mid = 0;
    /** @var array */
    public $require = [];
    /** @var array */
    public $deps = [];
    /** @var \ctiso\Registry */
    public $config;

    /**
     * Заголовок страницы
     *
     * @return string
     */
    public function getTitle()
    {
        return implode(" - ", array_filter($this->doTree('_title', false), [$this, 'isNotNull']));
    }

    /**
     * Идентификатор
     *
     * @param string $pref
     * @return string
     */
    function getId($pref)
    {
        $this->mid++;
        return $pref . $this->mid;
    }

    /**
     * Обработка шаблона
     *
     * @return string
     */
    #[\Override]
    public function execute(): string
    {

        $this->doTree('alias');

        // Скрипты и стили
        $this->set('scriptstring', $this->getScriptRaw());
        $this->set('scripts', array_unique($this->getScripts()));
        $this->set('stylesheet', array_unique($this->getStyleSheet()));

        $this->require = ['admin' => 'ma'];
        $this->deps = [];

        $startup = [];
        foreach ($this->_section as $s) {
            if (is_string($s)) {
                continue;
            }
            $moduleName = explode('_', $s->active_module ?: '', 2);
            if (count($moduleName) < 2) {
                continue;
            }

            $module = $moduleName[1];

            $name = mb_strtolower($module);
            $fname = $name . '/' . $name;

            $current = $this->getId('m');
            $this->require[$fname] = $current;

            $value = $this->getId('v');

            $script = "var " . $value . " = new " . $current . '.' . $module . "();\n";
            foreach ($s->_values as $key => $v) {
                $script .= $value . "." . $key . " = " . json_encode($v /*, JSON_PRETTY_PRINT*/) . ";\n";
            }

            $init = [];
            /** @var View $item */

            foreach ($s->_section as $key => $item) {
                if ($item->codeGenerator !== null) {
                    // функцию которая вычисляет а не результат
                    $part = call_user_func($item->codeGenerator, $this, $key, $value);
                    $init[] = $part;
                }
            }

            $script .= $value . ".execute('" . $s->module_action . "', " . json_encode($init) . ");\n";
            $startup[] = $script;
        }


        $this->set('startup', implode("", $startup) . $this->getScriptStartup());
        $this->set('require', implode(",", array_map(function ($x) {
            return "'$x'"; }, array_keys($this->require))));
        $this->set('deps', implode(",", array_values($this->require)));

        $this->set('title', $this->getTitle());
        $this->set('jspath', $this->config->get('system', 'web'));
        //
        return parent::execute(); // execute+phptal ??
    }

    /**
     * Массив имен файлов скриптов
     *
     * @return array
     */
    public function getScripts()
    {
        return $this->doTree('_script');
    }

    /**
     * Строка со скриптом
     *
     * @return string
     */
    public function getScriptRaw()
    {
        return implode("\n", $this->doTree('_scriptstring'));
    }

    /**
     * Строка со скриптом
     *
     * @return string
     */
    public function getScriptStartup()
    {
        return implode("\n", $this->doTree('_startup'));
    }

    /**
     * Массив имен файлов стилей
     *
     * @return array
     */
    public function getStyleSheet()
    {
        return $this->doTree('_stylesheet');
    }
}