<?php

namespace rednaoeasycalculationforms\Managers\AIManagers\AIGenerators\AIContextualFormDesigner\ContextActions;

use rednaoeasycalculationforms\core\Exception\FriendlyException;
use rednaoeasycalculationforms\Managers\AIManagers\AIFieldDescriptor;
use rednaoeasycalculationforms\Utilities\Sanitizer;

class SetFieldSettingContextAction extends ContextActionBase
{
    /**
     * @param $intent
     * @param $form \rednaoeasycalculationforms\core\Managers\FormManager\FormBuilder
     */
    public function Generate($intent = null, $form = null)
    {
        $fieldListText = '';
        $intentsText = '';

        $descriptor = new AIFieldDescriptor();
        $dataTypes = [];
        $settings = [];
        foreach ($intent as $item) {
            $targetField = $item->target_field;
            $fields = $item->fields;
            $intentsText .= $item->intent_text . "\r\n";

            /**
             * @var \rednaoeasycalculationforms\core\Managers\FormManager\Fields\FBFieldBase
             */
            $field = $form->GetFieldById($targetField);

            if ($field === null) {
                continue;
            }

            $fieldListText .= $field->Options->Id . ": " . $field->Options->Type . "\r\n";
            $dataType = $field->Options->Type;

            $fieldSettings = $descriptor->GetFieldSettingsByFieldType($dataType);
            foreach ($fieldSettings as $currentSetting) {
                if (!in_array($currentSetting['name'], $settings)) {
                    $text = $currentSetting['name'];

                    if (isset($currentSetting['usage']) && !empty($currentSetting['usage']))
                        $text .= ". " . $currentSetting['usage'];

                    if (isset($currentSetting['instructions']) && !empty($currentSetting['instructions']))
                        $text .= ". Instructions:" . $currentSetting['instructions'];

                    $text .= "\r\n";

                    $settings[$currentSetting['name']] = [
                        'text' => $text,
                        'used_by' => []
                    ];
                }

                $settings[$currentSetting['name']]['used_by'][] = $dataType;
            }
        }

        $settingsText = '';
        foreach ($settings as $currentSetting) {
            $settingsText .= $currentSetting['text'] . '.Used By: ' . implode(',', $currentSetting['used_by']) . "\r\n";
        }

        $prompt = file_get_contents(AllInOneForms()->GetLoader()->DIR . '/Managers/AIManagers/AIGenerators/AIContextualFormDesigner/ContextActions/SetFieldSettingContextAction.txt');
        $prompt = str_replace('{{LIST_OF_SETTINGS}}', $settingsText, $prompt);
        $prompt = str_replace('{{LIST_OF_FIELDS}}', $fieldListText, $prompt);

        $prompt = [
            $this->CreateMessage('system', $prompt),
            $this->CreateMessage('user', $intentsText)
        ];
        $response = $this->GetCaller()->Chat($prompt);

        $data = json_decode($response);

        if ($data == null)
            return null;

        $data = $this->Sanitize($data, $form, $descriptor);

        $changesToReturn = [];
        foreach ($data->changes as $currentChange) {
            $changesToReturn[] = [
                'ActionType' => 'SetFieldSetting',
                'Data' => $currentChange
            ];
        }

        return $changesToReturn;
    }

    /**
     * @param mixed $data
     * @param mixed $form
     * @param mixed $descriptor AIFieldDescriptor
     * @throws \rednaoeasycalculationforms\core\Exception\FriendlyException
     * @return void
     */
    public function Sanitize($data, $form, $descriptor)
    {
        $changes = Sanitizer::GetValueFromPath($data, 'changes', null);
        if (!is_array($changes) || count($changes) == 0)
            throw new FriendlyException('No changes found');

        foreach ($changes as $currentChange) {
            $fieldId = Sanitizer::GetStringValueFromPath($currentChange, 'target_field', defaultValue: null);
            $field = $form->GetFieldById($fieldId);
            if ($field === null)
                throw new FriendlyException('The change can not be done');

            if (isset($currentChange->error) && !empty($currentChange->error))
                throw new FriendlyException($currentChange->error);

            $dataType = $field->Options->Type;
            $fieldDescription = $descriptor->GetField($dataType);
            if (
                !array_filter($fieldDescription['settings'], function ($setting) use ($currentChange) {
                    return $setting === $currentChange->setting || strpos($setting, $currentChange->setting . ':') === 0;
                })
            )
                throw new FriendlyException('The setting ' . $currentChange->setting . ' is not valid for the field of type ' . $dataType);

            $setting = $descriptor->GetSetting($currentChange->setting);
            if (isset($setting['realName'])) {
                $currentChange->setting = $setting['realName'];
            }
        }

        return $data;
    }
}