Add payment due report

lib/reports.php

@@ -233,10 +233,8 @@ function getChildCareReport(): Report {
         $Strings->get("Count", false)
     ];
 
-
     $results = $database->select("adults", 'child_care', ["child_care[!]" => null]);
 
-
     $report->setHeader($header);
 
     $ages = [];
@@ -266,6 +264,47 @@ function getChildCareReport(): Report {
     return $report;
 }
 
+/**
+ * Get a report of the families who still owe money.
+ * @global type $database
+ * @return string
+ */
+function getPaymentDueReport(): Report {
+    global $database, $Strings;
+
+    $report = new Report($Strings->get("Payments Due", false));
+    $filter = ["ORDER" => ["familyname" => "ASC"]];
+
+    $join = [];
+    $where = [];
+
+    $header = [
+        $Strings->get("Family", false),
+        $Strings->get("Total", false),
+        $Strings->get("Paid", false),
+        $Strings->get("Due", false),
+        $Strings->get("First Names", false)
+    ];
+
+    $payments = $database->select("payments", ['familyid', 'paymentid (id)', 'amount', 'amountpaid']);
+
+    foreach ($payments as $p) {
+        $familynames = $database->select('people', 'lastname', ['familyid' => $p['familyid']]);
+        $firstnames = $database->select('people', 'firstname', ['familyid' => $p['familyid']]);
+        $report->addDataRow([
+            implode(", ", array_unique($familynames)),
+            number_format($p["amount"], 2),
+            number_format($p["amountpaid"], 2),
+            number_format($p["amount"] - $p["amountpaid"], 2),
+            implode(", ", $firstnames)
+        ]);
+    }
+
+    $report->setHeader($header);
+
+    return $report;
+}
+
 function getReport($type): Report {
     switch ($type) {
         case "campers":
@@ -283,6 +322,9 @@ function getReport($type): Report {
         case "childcare":
             return getChildCareReport();
             break;
+        case "paymentsdue":
+            return getPaymentDueReport();
+            break;
         default:
             return new Report("error", ["ERROR"], ["Invalid report type."]);
     }

pages/reports.php

@@ -84,6 +84,20 @@
                     <i class="fas fa-file-csv"></i> <?php $Strings->get("CSV"); ?>
                 </a>
             </div>
+
+            <div class="col-12 col-md-3 mb-4">
+                <h4><?php $Strings->get("Payments Still Due"); ?></h4>
+                <a class="btn btn-success mb-1" href="./lib/reports.php?type=paymentsdue&format=ods">
+                    <i class="fas fa-table"></i> <?php $Strings->get("Spreadsheet (ODS)"); ?>
+                </a>
+                <br />
+                <a class="btn btn-orange btn-sm mr-1" href="./lib/reports.php?type=paymentsdue&format=html">
+                    <i class="fab fa-html5"></i> <?php $Strings->get("HTML"); ?>
+                </a>
+                <a class="btn btn-secondary btn-sm" href="./lib/reports.php?type=paymentsdue&format=csv">
+                    <i class="fas fa-file-csv"></i> <?php $Strings->get("CSV"); ?>
+                </a>
+            </div>
         </div>
     </div>
 </div>