web/app/model/Teamtable.php

<?php

class Teamtable
{
    public PDO $dbh;

    public array $emptyTeamTemplate = [
        'LagNavn'    => 'NN',
        'Bedrift'    => 'NN',
        'Kortnummer' => 'NN',
        'Lagleder'   => 'NN',
        'Telefon'    => 0,
        'Deltagere'  => 0, 
        'Runder'     => 0
    ];

    public function __construct(Database $database)
    {
        $this->dbh = $database->conn;
    }

    public function getTable(): array
    {
        $sth = $this->dbh->query('SELECT * FROM lagtabell');
        return $sth->fetchAll(PDO::FETCH_ASSOC);
    }

    public function deleteTeamByID(int $LagID): void
    {
        $sth = $this->dbh->prepare('DELETE FROM lagtabell WHERE LagID = ?');
        $sth->execute([$LagID]);
    }

    public function getTeamByID(int $LagID) # Mixed, array if exists, false if not
    {
        $sth = $this->dbh->prepare('SELECT * FROM lagtabell WHERE LagID = ?');
        $sth->execute([$LagID]);
        return $sth->fetch(PDO::FETCH_ASSOC);
    }

    // why this is so long who cares???
    public function updateTeamByID(
        int $id,
        string $LagNavn,
        string $Bedrift,
        string $Kortnummer,
        string $Lagleder,
        int $Telefon,
        string $Deltagere,
        int $Runder
    ): void
    {
        $sth = $this->dbh->prepare(
            'UPDATE lagtabell SET LagNavn = ?, Bedrift = ?, Kortnummer = ?, Lagleder = ?, Telefon = ?, Deltagere = ?, Runder = ? WHERE LagID = ?'
        );
        $sth->execute([$LagNavn, $Bedrift, $Kortnummer, $Lagleder, $Telefon, $Deltagere, $Runder, $id]);
    }

    public function addEmptyTeam(): int
    {
        $sth = $this->dbh->prepare(
            'INSERT INTO lagtabell (LagNavn, Bedrift, Kortnummer, Lagleder, Telefon, Deltagere, Runder) VALUES (?, ?, ?, ?, ?, ?, ?)'
        );

        $template = $this->emptyTeamTemplate;
        $template = [
            $template['LagNavn'],
            $template['Bedrift'],
            $template['Kortnummer'],
            $template['Lagleder'],
            $template['Telefon'],
            $template['Deltagere'],
            $template['Runder'],
        ];
        $sth->execute($template);
        return $this->dbh->lastInsertId();
    }

    // Check if team is empty by comparing it to the template
    public function isEqualEmptyTemplate(array $team): bool
    {
        $template = $this->emptyTeamTemplate;
        $equal = FALSE;
        foreach ($team as $key => $value) {
            if (!isset($template[$key])) {
                continue;
            }
            if ($template[$key] !== $team[$key]) {
                $equal = FALSE;
                break;
            }
            $equal = TRUE;
        }
        return $equal;
    }

    // Return true if team exists, false if not
    public function insert(string $cardnumber): bool 
    {
        $sth = $this->dbh->prepare('SELECT * FROM lagtabell WHERE Kortnummer = ?');
        $sth->execute([$cardnumber]);

        $row = $sth->fetch(PDO::FETCH_ASSOC);
        if ($row)
        {
            // Team exists, insert into time table
            $sth = $this->dbh->prepare('INSERT INTO tidtabell (LagID) VALUES (?)');
            $sth->execute([$row['LagID']]);
            return TRUE;
        }
        // Team does not exist, lets create it 
        $sth = $this->dbh->prepare(
            "INSERT INTO `lagtabell` (`LagNavn`, `Bedrift`, `Kortnummer`, `Lagleder`, `Telefon`, `Deltagere`, `Runder`) VALUES (?, ?, ?, ?, ?, ?, ?)"
        );
        $template = $this->emptyTeamTemplate;
        $template = [
            $template['LagNavn'],
            $template['Bedrift'],
            $cardnumber,
            $template['Lagleder'],
            $template['Telefon'],
            $template['Deltagere'],
            $template['Runder'],
        ];
        $sth->execute($template);
        return FALSE;
    }
}