safekat/ci4/app/Helpers/time_helper.php

<?php
// app/Helpers/info_helper.php
use CodeIgniter\CodeIgniter;

function float_seconds_to_hhmm_string(?float $time):?string 
{
    $time_str = null;
    if($time){
        $time_str = sprintf("%02d:%02d",$time/3600,floor($time/60)%60);
    }
    return $time_str;
}
function float_seconds_to_hhmmss_string(?float $time): ?string 
{
    $time_str = null;
    if ($time !== null) {
        $hours = floor($time / 3600);
        $minutes = floor(($time % 3600) / 60);
        $seconds = floor($time % 60);
        $time_str = sprintf("%02d:%02d:%02d", $hours, $minutes, $seconds);
    }
    return $time_str;
}
function week_day_humanize(int $week_day,bool $upper = false) : string
{
    $week_days = ["Lunes","Martes","Miércoles","Jueves","Viernes","Sábado","Domingo"];
    $week_day_string = "";
    if(in_array($week_day,range(0,6))){
        $week_day_string = $week_days[$week_day];
    }
    if($upper){
        $week_day_string = strtoupper($week_day_string);
    }
    return $week_day_string;
}