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Showing content with the highest reputation on 05/13/2024 in all areas
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Try it and see.1 point
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I suggest output like this below. I have used yiur two resources and ny booking data looke like this... mysql> select * from booking; +----+-------------+---------------------+---------------------+ | id | resource_id | book_start | book_end | +----+-------------+---------------------+---------------------+ | 1 | 1 | 2024-05-13 09:00:00 | 2024-05-13 12:00:00 | | 2 | 1 | 2024-05-15 09:00:00 | 2024-05-15 19:00:00 | | 4 | 1 | 2024-05-16 12:00:00 | 2024-05-16 18:00:00 | | 5 | 2 | 2024-05-13 12:00:00 | 2024-05-17 18:00:00 | +----+-------------+---------------------+---------------------+ The output looks lke this for the 2 resources... CODE <?php require 'db_inc.php'; // $pdo = mdbConnect('db1'); // USE YOUR OWN CONNECTION CODE $wkcomm = $_GET['wkcomm'] ?? date('Y-m-d'); $resid = $_GET['resid'] ?? ''; ################################################################################ ## COLUMN HEADINGS ################################################################################ $d1 = new DateTime($wkcomm); $di = new DateInterval('P1D'); $dp = new DatePeriod($d1, $di, 6); $theads = "<tr class='w3-dark-gray'><th>Time Slot</th>"; foreach ($dp as $d) { $theads .= "<th>" . $d->format('D M d') . "</th>"; } $theads .= "</tr>\n"; ################################################################################ ## QUERY BOOKINGS AND BUILD ARRAY IN REQUIRED STRUCTURE FOR OUTPUT ################################################################################ $res = $pdo->prepare("-- -- create temporary table containing the dates of the selected week -- WITH RECURSIVE dateslot (n, slotdate) AS ( SELECT 1, ? UNION ALL SELECT n+1 , date_add(slotdate, INTERVAL 1 DAY) FROM dateslot WHERE n < 7 ), -- -- create temporary table containing the daily 30-minute timeslots -- timeslot (n, starttime, endtime) AS ( SELECT 1, '07:00:00', '07:30:00' UNION ALL SELECT n+1 , addtime(starttime, '00:30:00') , addtime(endtime, '00:30:00') FROM timeslot WHERE n < 24 ) SELECT slotdate , time_format(starttime, '%H:%i') as time , b.id -- -- cross join the two temporary tables to give rows for every timeslot for the seven days -- then match these against the bookings to see which slots fall withing the booking range -- for the selected resource -- FROM dateslot d CROSS JOIN timeslot t LEFT JOIN booking b ON CONCAT(d.slotdate, ' ', t.starttime) < b.book_end AND CONCAT(d.slotdate, ' ', t.endtime) > b.book_start AND b.resource_id = ? ORDER BY starttime, slotdate "); $res->execute([ $wkcomm, $resid ]); $data = []; foreach ($res as $r) { $data[$r['time']][$r['slotdate']] = $r['id']; } ################################################################################ ## LOOP THROUGH ARRAY TO CREATE HTML ROWS ################################################################################ $tdata = ''; foreach ($data as $tslot => $slotdata) { $tdata .= "<tr><td class='w3-gray w3-text-white'>$tslot</td>"; foreach ($slotdata as $booked) { $class = $booked ? 'w3-red' : ''; $tdata .= "<td class='$class'> </td>"; } $tdata .= "</tr>\n"; } ################################################################################ ## FUNCTIONS ################################################################################ function resourceOptions($pdo, $current) { $res = $pdo->query("SELECT id, description FROM resource ORDER BY description "); $opts = "<option value=''>- select resource -</option>\n"; foreach ($res as $r) { $sel = $r['id']==$current ? 'selected' : ''; $opts .= "<option $sel value='{$r['id']}'>{$r['description']}</option>\n"; } return $opts; } ?> <!DOCTYPE html> <html lang='en'> <head> <meta charset="utf-8"> <title>Example</title> <link rel="stylesheet" href="https://www.w3schools.com/w3css/4/w3.css"> <style type='text/css'> table { border-collapse: collapse; width: 100%; } th, td { padding: 4px; } th { border: 1px solid white; } </style> </head> <body> <header class='w3-indigo w3-padding'> <h1>Resource Bookings</h1> </header> <form class='w3-light-gray w3-padding w3-margin-bottom'> Week commencing: <input type='date' name='wkcomm' value='<?=$wkcomm?>'>   Resource: <select name='resid'> <?=resourceOptions($pdo, $resid)?> </select> <button class='w3-blue w3-button'>Refresh</button> </form> <div class='w3-content'> <table class='w3-small' border='1'> <?=$theads?> <?=$tdata?> </table> </div> </body> </html>
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