<?php
/******************************************************************************
 * YMS - Yacht Management Software
 * Copyright (C) 2024-2026 Thomas Hooge
 * 
 * SPDX-License-Identifier: WTFPL
 ******************************************************************************/

require 'globals.inc';
require 'lib/gpc.inc';

// TODO move to somewhere else
function format_vals($n, $v1, $v2, $v3) {
    if ($n == 1) {
        return $v1;
    } elseif ($n == 2) {
        return $v1 . 'x'. $v2;
    } else {
        return $v1 . 'x'. $v2 . 'x' . $v3;
    }
}

$pagetitle = _('Measurements');

$id = gpc_get_int($_REQUEST, 'id', 0);

$opt_unit = db_get_options(8);
$opt_accuracy = db_load_enum('measurement', 'accuracy', true, true);
$opt_dimensions = array(
    1 => _('1D'),
    2 => _('2D'),
    3 => _('3D')
);
$opt_equipment = array(-1 => _('unassigned'));
$sth = $pdo->prepare("SELECT eid, ename FROM equipment WHERE vid=? ORDER BY ename");
$sth->execute([$user->vid]);
foreach ($sth->fetchAll() as $row) {
    $opt_equipment[$row['eid']] = $row['ename'];
}

// ========== ACTIONS START ===================================================

switch ($submit = form_get_action()) {

    case NULL: break;

    case 'add':    $action = ACT_ADD; break;
    case 'view':   $action = ACT_VIEW; break;
    case 'edit':   $action = ACT_EDIT; break;
    case 'del':    $action = ACT_DELETE; break;

    case 'filter':
        $flt = array();
        $flt['precision'] = gpc_get_string($_POST, 'flt_precision');
        $flt['txt'] = gpc_get_string($_POST, 'flt_txt');
        db_save_filter($flt, 207);
        $action = ACT_DEFAULT;
        break;

    case 'freset':
        db_clear_filter(207);
        $action = ACT_DEFAULT;
        break;

    case 'insert':
        $p[':mname'] = gpc_get_string($_POST, 'mname');
        $p[':note'] = gpc_get_string($_POST, 'note');
        $p[':nval'] = gpc_get_int($_POST, 'nval'); // 1 to 3 dimensions
        $p[':val1'] = gpc_get_int($_POST, 'val1');
        $p[':val2'] = NULL;
        $p[':val3'] = NULL;
        if ($p[':nval'] > 1) {
            $p[':val2'] = gpc_get_int($_POST, 'val2');
        }
        if ($p[':nval'] > 2) {
            $p[':val3'] = gpc_get_int($_POST, 'val3');
        }
        $p[':unit'] = gpc_get_int($_POST, 'unit');
        $p[':accuracy'] = gpc_get_string($_POST, 'accuracy');
        $p[':eid'] = gpc_get_int($_POST, 'eid');
        if ($p[':eid'] == -1) {
            $p[':eid'] = NULL;
        }
        $id = db_exec_insert('measurement', $p);
        $action = ACT_VIEW;
        break;

    case 'update':
        $p[':mid'] = $id;
        $p[':mname'] = gpc_get_string($_POST, 'mname');
        $p[':nval'] = gpc_get_int($_POST, 'nval'); // 1 to 3 dimensions
        $p[':val1'] = gpc_get_int($_POST, 'val1');
        $p[':val2'] = NULL;
        $p[':val3'] = NULL;
        if ($p[':nval'] > 1) {
            $p[':val2'] = gpc_get_int($_POST, 'val2');
        }
        if ($p[':nval'] > 2) {
            $p[':val3'] = gpc_get_int($_POST, 'val3');
        }
        $p[':unit'] = gpc_get_int($_POST, 'unit');
        $p[':accuracy'] = gpc_get_string($_POST, 'accuracy');
        $p[':mdate'] = gpc_get_date($_POST, 'mdate');
        $p[':note'] = gpc_get_string($_POST, 'note');
        $p[':eid'] = gpc_get_int($_POST, 'eid');
        if ($p[':eid'] == -1) {
            $p[':eid'] = NULL;
        }
        db_exec_update('measurement', $p, 'mid');
        $action = ACT_VIEW;
        break;

    case 'delete':
        // Security token needed!
        if (gpc_get_string($_POST, 'token', 16) != $_SESSION['token']) {
            $g_error->Add(_('Delete prohibited, invalid security token!'));
            $action = ACT_VIEW;
            break;
        }
        $action = ACT_DEFAULT;
        break;


    default:
        $g_error->Add(sprintf(_('Unknown function!'), $submit));
        $valid = FALSE;

}

// ========== ACTIONS END =====================================================

require 'header.php';

// ========== PAGE CONTENT ====================================================

if ($action == ACT_DEFAULT):
// ========== VARIANT: default behavior =======================================

page_caption_search($pagetitle);

// load filter from db
$flt = db_get_filter($user->id, 207, ['txt']);

$w = array('(vid=:vid OR vid IS NULL)');
$p = array(':vid' => $user->vid);

// TODO precision additionally as filter

if (strlen($flt->txt) > 1) {
    $w[] = 'mname LIKE :txt';
    $p[':txt'] = '%'.$flt->txt.'%';
}
$where = join(' AND ', $w);
$order = ' ORDER BY mname';

$sql = "SELECT COUNT(*) FROM measurement WHERE " . $where;
$sth = $pdo->prepare($sql);
try {
    $sth->execute($p);
} catch(PDOException $e) {
    $g_error->Add($e->getMessage());
    $g_error->Add($sql);
    $g_error->Add(print_r($p, true));
    $g_error->PrintOut();
}
$numrows = $sth->fetchColumn();
$page = gpc_get_int($_REQUEST, 'p', 1);
$rows_pp = gpc_get_int($_REQUEST, 'n', $user->rows_pp);
$lastpage = ceil($numrows/$rows_pp);

// Filter
$opt_special = array(
  -2 => _('&horbar; all &horbar;'),
  -1 => _('&horbar; none &horbar;')
);
?>
<form method="post" action="<?=$g_scriptname?>">
<div id="filter" class="card">
<div class="card-header"><i class="bi bi-funnel me-2"></i>Filter</div>
<div class="card-body d-flex flex-wrap gap-3">
  <div class="d-flex flex-nowrap gap-2">
    <label for="flt_txt">Text</label>
    <input type="text" class="form-control" name="flt_txt" size="15" maxlength="30" value="<?=$flt->txt ?>">
  </div>
</div>
<div class="card-footer">
    <button name="submit[filter]" class="btn btn-sm btn-primary" title="<?=_('Apply')?>"><?=_('Go')?></button>
    <button name="submit[freset]" class="btn btn-sm btn-secondary float-end" title="<?=_('Reset filter to defaults')?>"><?=_('Clear')?></button>
</div>
</div>
</form>
<?php

$sql = "SELECT mid, mname, nval, val1, val2, val3, unit, accuracy, mdate, note, eid "
     . "FROM measurement ";
$sql .= ' WHERE ' . $where;
$sql .= $order;

// if pagination:
$sql .= ' LIMIT ' . ($page - 1) * $rows_pp . ',' . $rows_pp;

$sth = $pdo->prepare($sql);
$sth->execute($p);
$res = $sth->fetchAll();

// Pagination on top
$pagination = get_pagination($g_scriptname, '', $page, $lastpage);
echo $pagination;

echo '<table class="table table-striped">', "\n";
echo "<thead>\n";
echo "<tr>\n";
echo '<th>#</th>';
echo '<th>', _('Measurement'),  "</th>";
echo '<th>', _('Note'), "</th>";
echo '<th class="text-end">', _('Measured'), "</th>";
echo '<th>', _('Unit'), "</th>";
echo '<th>', _('Accuracy'), "</th>";
echo "<th></th>";
echo "</tr>\n";
echo "</thead>\n";
$i = 0;
foreach ($res as $row) {
    $i++;
    echo "<tr>\n";
    echo '<td>', $i;
    echo '<a class="text-nowrap" title="', _('View'), '" href="', $g_scriptname, '?f=view&id=', $row['mid'], '"><i class="bi bi-eye ms-2"></i></a>';
    echo "</td>\n";
    echo "<td>", $row['mname'], "</td>\n";
    echo "<td>", $row['note'], "</td>\n";
    echo '<td class="text-end">', format_vals($row['nval'], $row['val1'], $row['val2'], $row['val3']), "</td>\n";
    echo "<td>", $opt_unit[$row['unit']], "</td>\n";
    echo "<td>", $opt_accuracy[$row['accuracy']], "</td>\n";
    echo "<td>";
    echo '<a class="text-nowrap" title="', _('Edit'), '" href="', $g_scriptname, '?f=edit&id=', $row['mid'], '"><i class="bi bi-pencil ms-2"></i></a>';
    echo "</td>\n";
    echo "</tr>\n";
}
// Table summary
$numrows = count($res);
table_rec_summary($i, $numrows, $numrows, 7);
echo "</table>\n";

echo $pagination;

form_add_button($g_scriptname);

elseif ($action == ACT_ADD):
// ========== VARIANT: add record =============================================

echo '<h2>', _('Add measurement'), "</h2>\n";

?>
<form method="post" action="<?=$g_scriptname?>">
<div class="mb-3">
  <label for="mname" class="form-label"><?=_('Name')?></label>
  <input type="text" class="form-control" id="mname" name="mname" required autofocus>
</div>
<div class="mb-3">
  <label for="note" class="form-label"><?=_('Note')?></label>
  <input type="text" class="form-control" id="note" name="note">
</div>
<?php
form_create_select('nval', _('Dimensions'), $opt_dimensions);
?>
<div class="mb-3">
  <label for="val1" class="form-label"><?=_('Value 1')?></label>
  <input type="text" class="form-control" id="val1" name="val1">
</div>
<div class="mb-3">
  <label for="val2" class="form-label"><?=_('Value 2')?></label>
  <input type="text" class="form-control" id="val1" name="val2">
</div>
<div class="mb-3">
  <label for="val3" class="form-label"><?=_('Value 3')?></label>
  <input type="text" class="form-control" id="val3" name="val3">
</div>
<?php
form_create_select('unit', _('Unit'), $opt_unit);
form_create_select('accuracy', _('Accuracy'), $opt_accuracy);
form_create_select('eid', _('Equipment'), $opt_equipment, $id);
?>
<div class="container-fluid px-0 my-3">
  <button type="submit" name="submit[insert]" class="btn btn-primary"><?=_('Save')?></button>
  <a href="<?=$g_scriptname?>" class="btn btn-secondary"><?=_('Back')?></a>
</div>
</form>
<?php

elseif ($action == ACT_VIEW):
// ========== VARIANT: view single record =====================================

$sql = "SELECT mname, unit, nval, val1, val2, val3, accuracy, mdate, note, eid "
     . "FROM measurement "
     . "WHERE mid=?";
$sth = $pdo->prepare($sql);
$sth->execute([$id]);
$measurement = $sth->fetch(PDO::FETCH_OBJ);

echo '<h2>', _('Measurement'), "</h2>\n";

echo '<table class="table">', "\n";
echo '<tr><th style="width:20%">', _('Name'),"</th><td>", $measurement->mname, "</td></tr>\n";
echo '<tr><th>', _('Unit'),"</th><td>", $opt_unit[$measurement->unit], "</td></tr>\n";
echo '<tr><th>', _('Values'),"</th><td>$measurement->nval</td></tr>\n";
echo '<tr><th>', _('Value 1'),"</th><td>$measurement->val1</td></tr>\n";
echo '<tr><th>', _('Value 2'),"</th><td>$measurement->val2</td></tr>\n";
echo '<tr><th>', _('Value 3'),"</th><td>$measurement->val3</td></tr>\n";
echo '<tr><th>', _('Accuracy'),"</th><td>$measurement->accuracy</td></tr>\n";
echo '<tr><th>', _('Date'),"</th><td>$measurement->mdate</td></tr>\n";
echo '<tr><th>', _('Note'),"</th><td>$measurement->note</td></tr>\n";
echo '<tr><th>', _('Equipment'), '</th><td>', $opt_equipment[$measurement->eid], "</td></tr>\n";
echo "</table>\n";

form_view_buttons($g_scriptname, $id);


elseif ($action == ACT_EDIT):
// ========== VARIANT: edit single record =====================================

$sql = "SELECT mname, nval, val1, val2, val3, unit, accuracy, note, eid "
     . "FROM measurement "
     . "WHERE mid=?";
$sth = $pdo->prepare($sql);
$sth->execute([$id]);
$measurement = $sth->fetch(PDO::FETCH_OBJ);

echo '<h2>', _('Edit measurement'), "</h2>\n";
?>
<form method="post" action="<?=$g_scriptname?>">
<input type="hidden" name="id" value="<?=$id?>">
<div class="mb-3">
  <label for="mname" class="form-label"><?=_('Name')?></label>
  <input type="text" class="form-control" id="name" name="mname" value="<?=$measurement->mname ?>">
</div>
<div class="mb-3">
  <label for="note" class="form-label"><?=_('Note')?></label>
  <input type="text" class="form-control" id="note" name="note" value="<?=$measurement->note ?>">
</div>
<?php
form_create_select('nval', _('Dimensions'), $opt_dimensions, $measurement->nval);
?>
<div class="mb-3">
  <label for="val1"><?=_('Value 1')?></label>
  <input type="number" min="0" class="form-control" id="val1" name="val1" value="<?=$measurement->val1 ?>">
</div>
<div class="mb-3">
  <label for="val2"><?=_('Value 2')?></label>
  <input type="number" min="0" class="form-control" id="val2" name="val2" value="<?=$measurement->val2 ?>">
</div>
<div class="mb-3">
  <label for="val3"><?=_('Value 3')?></label>
  <input type="number" min="0" class="form-control" id="val3" name="val3" value="<?=$measurement->val3 ?>">
</div>
<?php
form_create_select('unit', _('Unit'), $opt_unit, $measurement->unit);
form_create_select('accuracy', _('Accuracy'), $opt_accuracy, $measurement->accuracy);
form_create_select('eid', _('Equipment'), $opt_equipment, $measurement->eid);

form_edit_buttons($g_scriptname, $id);
echo "</form>\n";

elseif ($action == ACT_DELETE):
// ========== VARIANT: delete record ==========================================

else:
// ========== ERROR UNKNOWN VARIANT ===========================================

echo '<p>', _('Unknown function call: Please report to system development!'), "</p>\n";

endif; // $action == ...
// ========== END OF VARIANTS =================================================

include 'footer.php';