<?php
namespace App\Models;

class Access extends \Core\Model
{
    public function __construct()
    {
        $this->createTable(
            'user',
            [
                'id int(3) NOT NULL AUTO_INCREMENT',
                'username varchar(25) NOT NULL',
                'password char(13)',
                'registered_at timestamp DEFAULT CURRENT_TIMESTAMP',
                'PRIMARY KEY (id)'
            ]
        );
    }

    public function showAll()
    {
        try {
            $db = static::connectDB();

            $sql = "SELECT id, username, registered_at FROM user";

            if ($stmt = $db->query($sql)) {
                $result = $stmt->fetchAll(\PDO::FETCH_ASSOC);
                return true;
            }
            return false;
        } catch (PDOException $e) {
            echo $e->getMessage();
        }
    }

    public function showSingle($id)
    {
        try {
            $db = static::connectDB();

            $sql = "SELECT id, username, registered_at FROM user WHERE id = ?";

            $query = $db->prepare($sql);

            if ($query->execute([$id])) {
                if ($query->rowCount() === 1) {
                    $result = $query->fetchAll(\PDO::FETCH_ASSOC);
                    return true;
                }
            }
            return false;
        } catch (PDOException $e) {
            echo $e->getMessage();
        }
    }

    public function entry($args)
    {
        if (count($args)) {
            $keys = '`'.implode('`, `', array_keys($args)).'`';

            $x = 1;
            $values = '';
            foreach ($args as $field) {
                $values .= '?';
                if ($x < count($args)) {
                    $values .= ', ';
                }
                $x++;
            }

            try {
                $db = static::connectDB();

                $sql = "INSERT INTO user ({$keys}) VALUES ({$values})";

                $query = $db->prepare($sql);

                $x = 1;
                foreach ($args as $value) {
                    $query->bindValue($x, $value);
                    $x++;
                }

                if ($query->execute()) {
                    return true;
                }
                return false;
            } catch (PDOException $e) {
                echo $e->getMessage();
            }
        }
    }

    public function update($args, $id)
    {
        if (count($args)) {
            $keys = array_keys($args);

            $fields = [];
            foreach ($keys as $key) {
                $fields[] = $key.' = ?';
            }

            try {
                $db = static::connectDB();

                $sql = "UPDATE user SET ".implode(', ', $fields)." WHERE id = ?";

                $query = $db->prepare($sql);
                $x = 1;
                foreach ($args as $value) {
                    $query->bindValue($x, $value);
                    $x++;
                }
                $query->bindValue($x, $id);

                if ($query->execute()) {
                    return true;
                }
                return false;
            } catch (PDOException $e) {
                echo $e->getMessage();
            }
        }
    }

    public function delete($id)
    {
        try {
            $db = static::connectDB();

            $sql = "DELETE FROM user WHERE id = ?";

            $query = $db->prepare($sql);

            if ($query->execute([$id])) {
                return true;
            }
            return false;
        } catch (PDOException $e) {
            echo $e->getMessage();
        }
    }
}