<?php

namespace ByJG\AnyDataset\Db;

use ByJG\AnyDataset\Core\Enum\Relation;
use ByJG\AnyDataset\Core\IteratorFilterFormatter;
use ByJG\AnyDataset\Db\Helpers\SqlHelper;

class IteratorFilterSqlFormatter extends IteratorFilterFormatter
{
    public function format(
        array $filters,
        ?string $tableName = null,
        array &$params = [],
        string $returnFields = '*',
    ): string {
        $params = array();

        $sql = "select @@returnFields from @@tableName ";
        $sqlFilter = $this->getFilter($filters, $params);
        if ($sqlFilter != "") {
            $sql .= " where @@sqlFilter ";
        }

        return SqlHelper::createSafeSQL(
            $sql,
            [
                "@@returnFields" => $returnFields,
                "@@tableName" => $tableName,
                "@@sqlFilter" => $sqlFilter
            ]
        );
    }

    public function getRelation(string $name, Relation $relation, mixed $value, array &$param): string
    {
        $paramName = $name;
        $counter = 0;
        while (array_key_exists($paramName, $param)) {
            $paramName = $name . ($counter++);
        }

        $paramStr = function (&$param, $paramName, $value) {
            $param[$paramName] = trim($value);
            $result = ":$paramName";
            if (is_object($value)) {
                unset($param[$paramName]);
                $result = $value->__toString();
            }
            return $result;
        };

        $data = match ($relation) {
            Relation::EQUAL => function (&$param, $name, $paramName, $value) use ($paramStr) {
                return " $name = " . $paramStr($param, $paramName, $value) . ' ';
            },
            Relation::GREATER_THAN => function (&$param, $name, $paramName, $value) use ($paramStr) {
                return " $name > " . $paramStr($param, $paramName, $value) . ' ';
            },
            Relation::LESS_THAN => function (&$param, $name, $paramName, $value) use ($paramStr) {
                return " $name < " . $paramStr($param, $paramName, $value) . ' ';
            },
            Relation::GREATER_OR_EQUAL_THAN => function (&$param, $name, $paramName, $value) use ($paramStr) {
                return " $name >= " . $paramStr($param, $paramName, $value) . ' ';
            },
            Relation::LESS_OR_EQUAL_THAN => function (&$param, $name, $paramName, $value) use ($paramStr) {
                return " $name <= " . $paramStr($param, $paramName, $value) . ' ';
            },
            Relation::NOT_EQUAL => function (&$param, $name, $paramName, $value) use ($paramStr) {
                return " $name <> " . $paramStr($param, $paramName, $value) . ' ';
            },
            Relation::STARTS_WITH => function (&$param, $name, $paramName, $value) use ($paramStr) {
                $value .= "%";
                return " $name  like  " . $paramStr($param, $paramName, $value) . ' ';
            },
            Relation::CONTAINS => function (&$param, $name, $paramName, $value) use ($paramStr) {
                $value = "%" . $value . "%";
                return " $name  like  " . $paramStr($param, $paramName, $value) . ' ';
            },
            Relation::IN => function (&$param, $name, $paramName, $value) {
                $placeholders = implode(', ', array_map(fn($v, $i) => ":$paramName$i", $value, array_keys($value)));
                foreach ($value as $i => $v) {
                    $param["$paramName$i"] = $v;
                }
                return " $name IN ($placeholders) ";
            },
            Relation::NOT_IN => function (&$param, $name, $paramName, $value) {
                $placeholders = implode(', ', array_map(fn($v, $i) => ":$paramName$i", $value, array_keys($value)));
                foreach ($value as $i => $v) {
                    $param["$paramName$i"] = $v;
                }
                return " $name NOT IN ($placeholders) ";
            },
            Relation::IS_NULL => function (&$param, $name, $paramName, $value) {
                return " $name IS NULL ";
            },
            Relation::IS_NOT_NULL => function (&$param, $name, $paramName, $value) {
                return " $name IS NOT NULL ";
            },
        };

        return $data($param, $name, $paramName, $value);
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----OTY5NTA3ODY3MzI3MzY4MiA2Nzg2MTMyOTIxOTk3MTczIDU2ODQ2MTE0MDM5MDkyMDg=