<?php
namespace Incoviba\Service\Venta\MediosPago\Toku;

use PDO;
use PDOException;
use Psr\Http\Client\ClientInterface;
use Incoviba\Common\Implement\Exception\EmptyResponse;
use Incoviba\Common\Implement\Exception\EmptyResult;
use Incoviba\Exception\ServiceAction\Read;
use Incoviba\Model\Venta;
use Incoviba\Repository;
use Incoviba\Service;
use Incoviba\Service\Venta\MediosPago\AbstractEndPoint;

class Subscription extends AbstractEndPoint
{
    public function __construct(ClientInterface $client,
                                protected Repository\Venta\MediosPago\Toku\Subscription $subscriptionRepsitory,
                                protected Service\Venta $ventaService)
    {
        parent::__construct($client);
    }

    public function getById(string $id): array
    {
        return $this->doGetById([$this->subscriptionRepsitory, 'fetchByVenta'], $id, "No existe toku_id para Venta {$id}");
    }
    public function getByExternalId(string $id): array
    {
        return $this->doGetById([$this->subscriptionRepsitory, 'fetchByTokuId'], $id, "No existe Subscription para toku_id {$id}");
    }

    public function get(string $id): array
    {
        $request_uri = "/subscriptions/{$id}";
        return $this->sendGet($request_uri, [200], [401, 404, 422]);
    }
    public function add(array $data, ?string $accountKey = null): bool
    {
        $request_uri = '/subscriptions';
        return $this->sendAdd($request_uri, $data, [200, 201], [401, 404, 409, 422], $accountKey);
    }
    public function edit(string $id, array $data, ?string $accountKey = null): bool
    {
        $request_uri = "/subscriptions/{$id}";
        return $this->sendEdit($request_uri, $data, [200], [401, 404, 409, 422], $accountKey);
    }
    public function delete(string $id): void
    {
        $request_uri = "/subscriptions/{$id}";
        $this->sendDelete($request_uri, [204], [404, 409]);
    }
    public function reset(array $skip = []): array
    {
        try {
            $tokuIds = $this->subscriptionRepsitory->fetchAllTokuIds();
            $tokuIds = array_filter($tokuIds, function (string $tokuId) use ($skip) {
                return !in_array($tokuId, $skip);
            });
        } catch (EmptyResult $exception) {
            $this->logger->warning($exception);
            return [];
        }
        foreach ($tokuIds as $tokuId) {
            try {
                $this->delete($tokuId);
                $this->subscriptionRepsitory->removeByTokuId($tokuId);
            } catch (EmptyResponse | PDOException $exception) {
                $this->logger->warning($exception, ['subscription->toku_id' => $tokuId]);
            }
        }
        return $tokuIds;
    }

    /**
     * @return array
     * @throws Read
     */
    public function check(): array
    {
        $ventas = $this->ventaService->getAllWithCuotaPending();
        $ids = array_column($ventas, 'id');
        $existingSubscriptions = [];
        try {
            $existingSubscriptions = $this->subscriptionRepsitory->fetchByVentas($ids);
            array_walk($existingSubscriptions, function(&$subscription) {
                $subscription->venta = $this->ventaService->getById($subscription->venta->id);
            });
        } catch (EmptyResult) {}
        if (count($existingSubscriptions) === 0) {
            $missingVentas = $ventas;
        } else {
            $missingVentas = array_filter($ventas, function($venta) use ($existingSubscriptions) {
                return !array_any($existingSubscriptions, fn($subscription) => $subscription->venta->id === $venta->id);
            });
        }
        return compact('existingSubscriptions', 'missingVentas');
    }
    public function queue(int $venta_id): bool
    {
        try {
            $venta = $this->ventaService->getById($venta_id);
        } catch (Read $exception) {
            $this->logger->warning($exception);
            return false;
        }
        try {
            $subscription = $this->subscriptionRepsitory->fetchByVenta($venta_id);
            return false;
        } catch (EmptyResult) {
            return true;
        }
    }

    /**
     * @param array $idsData
     * @return array
     * @throws EmptyResult
     * @throws EmptyResponse
     */
    public function update(array $idsData): array
    {
        $tokuIds = array_column($idsData, 'toku_id');
        $oldPids = array_column($idsData, 'product_id');

        $placeholders = array_map(fn($id) => "id{$id}", array_keys($oldPids));
        $placeholdersString = implode(', ', array_map(fn($id) => ":{$id}", $placeholders));
        $query = $this->ventaService->getRepository()->getConnection()->getQueryBuilder()
            ->select('venta.id, CONCAT_WS("-", unidad.descripcion, CONCAT_WS("-", propietario.rut, propietario.dv)) AS old_pid')
            ->from('venta')
            ->joined('JOIN propietario ON propietario.rut = venta.propietario')
            ->joined('JOIN propiedad_unidad pu ON pu.propiedad = venta.propiedad')
            ->joined('JOIN unidad ON pu.unidad = unidad.id')
            ->having("old_pid IN ({$placeholdersString})");
        $values = array_combine($placeholders, $oldPids);
        try {
            $statement = $this->ventaService->getRepository()->getConnection()->execute($query, $values);
            $results = $statement->fetchAll(PDO::FETCH_ASSOC);
        } catch (PDOException $exception) {
            $this->logger->error($exception->getMessage(), [
                'query' => $query,
                'values' => $values,
                'ids' => $idsData,
                'exception' => $exception]);
            throw new EmptyResult($query, $exception);
        }

        $accountKeys = $this->getAccountKey(array_column($results, 'id'));

        $newPids = [];
        $keys = [];
        foreach ($results as $result) {
            $idx = array_search($result['old_pid'], $oldPids);
            $newPids[$idx] = $result['id'];
            if (array_key_exists($result['id'], $accountKeys)) {
                $keys[$idx] = $accountKeys[$result['id']];
            }
        }
        $output = [];
        foreach ($tokuIds as $idx => $tokuId) {
            if (!isset($newPids[$idx])) {
                continue;
            }
            $data = [
                'product_id' => $newPids[$idx],
            ];
            try {
                if (!$this->edit($tokuId, $data, array_key_exists($idx, $keys) ? $keys[$idx] : null)) {
                    $this->logger->error('Error while updating Toku', [
                        'toku_id' => $tokuId,
                        'old_pid' => $oldPids[$idx],
                        'product_id' => $newPids[$idx],
                        'account_key' => array_key_exists($idx, $keys) ? $keys[$idx] : null]);
                    $output[] = [
                        'toku_id' => $tokuId,
                        'old_pid' => $oldPids[$idx],
                        'product_id' => $newPids[$idx],
                        'account_key' => array_key_exists($idx, $keys) ? $keys[$idx] : null,
                        'error' => 'Error while updating Toku'
                    ];
                    continue;
                }
            } catch (EmptyResponse $exception) {
                $this->logger->error($exception->getMessage(), [
                    'toku_id' => $tokuId,
                    'old_pid' => $oldPids[$idx],
                    'product_id' => $newPids[$idx],
                    'account_key' => array_key_exists($idx, $keys) ? $keys[$idx] : null,
                    'exception' => $exception]);
                $output[] = [
                    'toku_id' => $tokuId,
                    'old_pid' => $oldPids[$idx],
                    'product_id' => $newPids[$idx],
                    'account_key' => array_key_exists($idx, $keys) ? $keys[$idx] : null,
                    'error' => $exception->getMessage()
                ];
                continue;
            }
            $output[] = [
                'toku_id' => $tokuId,
                'old_pid' => $oldPids[$idx],
                'product_id' => $newPids[$idx],
                'account_key' => array_key_exists($idx, $keys) ? $keys[$idx] : null
            ];
        }

        return $output;
    }

    public function save(array $data): bool
    {
        return $this->doSave($this->subscriptionRepsitory, $data);
    }
    protected function mapParams(array $data): array
    {
        $paramsMap = [
            'customer' => 'customer',
            'product_id' => 'product_id',
            'pac_mandate_id' => null,
            'is_recurring' => null,
            'due_day' => null,
            'amount' => 'pieValor',
            'receipt_product_code' => null,
            'metadata' => 'datosVenta'
        ];

        $params = [];
        foreach ($paramsMap as $key => $ref) {
            if ($ref === null) {
                continue;
            }
            if ($ref === 'pieValor' and array_key_exists('venta', $data)) {
                $params[$key] = $data['venta']?->formaPago()?->pie?->valor ?? 0;
                continue;
            }
            if ($ref === 'datosVenta' and array_key_exists('venta', $data)) {
                $params[$key] = $this->datosVenta($data['venta']);
                continue;
            }
            if (array_key_exists($ref, $data) and $data[$ref] !== '' and $data[$ref] !== null) {
                $params[$key] = $data[$ref];
            }
        }

        return $params;
    }
    protected function mapSave(array $data): array
    {
        $responseMap = [
            'product_id' => 'venta_id',
            'id' => 'toku_id'
        ];
        $mappedData = [];
        foreach ($responseMap as $responseKey => $dataKey) {
            if (isset($data[$responseKey])) {
                $mappedData[$dataKey] = $data[$responseKey];
            }
        }
        return $mappedData;
    }
    protected function datosVenta(Venta $venta): array
    {
        return [
            'Proyecto' => $venta->proyecto()->descripcion,
            'Unidades' => $venta->propiedad()->summary()
        ];
    }

    /**
     * @param array $ventaIds
     * @return array
     * @throws EmptyResult
     */
    protected function getAccountKey(array $ventaIds): array
    {
        $placeholders = array_map(fn($id) => "id{$id}", array_keys($ventaIds));
        $placeholdersString = implode(', ', array_map(fn($id) => ":{$id}", $placeholders));
        $query = $this->ventaService->getRepository()->getConnection()->getQueryBuilder()
            ->select('account_key, venta.id AS venta_id')
            ->from('toku_accounts')
            ->joined('JOIN proyecto ON proyecto.inmobiliaria = toku_accounts.sociedad_rut')
            ->joined('JOIN proyecto_tipo_unidad ptu ON ptu.proyecto = proyecto.id')
            ->joined('JOIN unidad ON unidad.pt = ptu.id')
            ->joined('JOIN propiedad_unidad pu ON pu.unidad = unidad.id')
            ->joined('JOIN venta ON venta.propiedad = pu.propiedad')
            ->where("venta.id IN ({$placeholdersString}) AND toku_accounts.enabled = 1");
        $values = array_combine($placeholders, $ventaIds);
        try {
            $statement = $this->ventaService->getRepository()->getConnection()->execute($query, $values);
            $results = $statement->fetchAll(PDO::FETCH_ASSOC);
        } catch (PDOException $exception) {
            $this->logger->error($exception->getMessage(), [
                'query' => $query,
                'values' => $values,
                'exception' => $exception]);
            throw new EmptyResult($query, $exception);
        }
        $keys = array_column($results, 'account_key');
        $ids = array_column($results, 'venta_id');
        return array_combine($ids, $keys);
    }
}