<?php

namespace humhub\modules\donations\services;

use humhub\modules\donations\models\DonationGoal;
use humhub\modules\donations\models\DonationTransaction;
use Yii;

class DonationAnimalIntegrationService
{
    public function applySucceededIntegration(DonationTransaction $transaction, ?DonationGoal $goal, array $payload): array
    {
        if (!empty($payload['animal_progress_succeeded_created'])) {
            return $payload;
        }

        return $this->publishAnimalProgressEntry($transaction, $goal, $payload, 'succeeded');
    }

    public function applyRefundedIntegration(DonationTransaction $transaction, ?DonationGoal $goal, array $payload): array
    {
        if (!empty($payload['animal_progress_refunded_created'])) {
            return $payload;
        }

        return $this->publishAnimalProgressEntry($transaction, $goal, $payload, 'refunded');
    }

    private function publishAnimalProgressEntry(DonationTransaction $transaction, ?DonationGoal $goal, array $payload, string $mode): array
    {
        $goal = $goal instanceof DonationGoal ? $goal : DonationGoal::findOne([
            'id' => (int)$transaction->goal_id,
            'contentcontainer_id' => (int)$transaction->contentcontainer_id,
        ]);

        if (!$goal instanceof DonationGoal || (string)$goal->goal_type !== DonationGoal::TYPE_ANIMAL || (int)$goal->target_animal_id <= 0) {
            return $payload;
        }

        $animalClass = 'humhub\\modules\\animal_management\\models\\Animal';
        $updateClass = 'humhub\\modules\\animal_management\\models\\AnimalProgressUpdate';
        $publisherClass = 'humhub\\modules\\animal_management\\services\\AnimalStreamPublisherService';

        if (!class_exists($animalClass) || !class_exists($updateClass)) {
            return $payload;
        }

        if (Yii::$app->db->schema->getTableSchema($animalClass::tableName(), true) === null
            || Yii::$app->db->schema->getTableSchema($updateClass::tableName(), true) === null) {
            return $payload;
        }

        $animal = $animalClass::findOne([
            'id' => (int)$goal->target_animal_id,
            'contentcontainer_id' => (int)$transaction->contentcontainer_id,
        ]);

        if ($animal === null) {
            $payload['animal_progress_' . $mode . '_error'] = 'Target animal not found.';
            return $payload;
        }

        $label = number_format((float)$transaction->amount, 2) . ' ' . strtoupper((string)$transaction->currency);
        $note = $mode === 'refunded'
            ? Yii::t('DonationsModule.base', 'Donation refunded: {amount} for goal "{goalTitle}".', [
                'amount' => $label,
                'goalTitle' => (string)$goal->title,
            ])
            : Yii::t('DonationsModule.base', 'Donation received: {amount} for goal "{goalTitle}".', [
                'amount' => $label,
                'goalTitle' => (string)$goal->title,
            ]);

        $update = new $updateClass();
        $update->animal_id = (int)$animal->id;
        $update->created_by = (int)$transaction->donor_user_id > 0 ? (int)$transaction->donor_user_id : null;
        $update->update_at = date('Y-m-d H:i:s');
        $update->behavior_notes = $note;
        $update->post_to_space_feed = 1;
        $update->post_to_animal_feed = 1;

        if (!$update->save()) {
            Yii::warning([
                'message' => 'Could not save animal progress update for donation integration.',
                'transaction_id' => (int)$transaction->id,
                'mode' => $mode,
                'errors' => $update->getErrors(),
            ], 'donations.animal_integration');

            $payload['animal_progress_' . $mode . '_error'] = 'Could not save animal progress update.';
            return $payload;
        }

        if (class_exists($publisherClass) && method_exists($publisherClass, 'publishProgressUpdate')) {
            try {
                $publisherClass::publishProgressUpdate($animal, $update);
            } catch (\Throwable $e) {
                Yii::warning([
                    'message' => 'Could not publish animal stream entry for donation integration.',
                    'transaction_id' => (int)$transaction->id,
                    'mode' => $mode,
                    'exception' => $e->getMessage(),
                ], 'donations.animal_integration');
            }
        }

        $payload['animal_progress_' . $mode . '_created'] = 1;
        $payload['animal_progress_' . $mode . '_id'] = (int)$update->id;
        $payload['animal_progress_' . $mode . '_at'] = date('c');

        return $payload;
    }
}