recreate project

app/Models/CalendarModel.php

@@ -0,0 +1,110 @@
+<?php
+
+namespace App\Models;
+
+use CodeIgniter\Model;
+
+class CalendarModel extends Model
+{
+    protected $table = 'calendar_events';
+    protected $primaryKey = 'id';
+    protected ?bool $hasEventTypeColumn = null;
+
+    protected $allowedFields = [
+        'title',
+        'date',
+        'description',
+        'event_type',
+        'semester',
+        'school_year',
+        'notify_parent',
+        'notify_admin',
+        'notify_teacher',
+        'no_school'
+    ];
+
+    protected $useTimestamps = true;
+    protected $createdField = 'created_at';
+    protected $updatedField = 'updated_at';
+
+    public function getEvents()
+    {
+        $events = $this->findAll();
+        return $this->withNoSchoolFlag($events);
+    }
+
+    public function getEventByDate($date)
+    {
+        $events = $this->where('date', $date)->findAll();
+        return $this->withNoSchoolFlag($events);
+    }
+
+    public function addEvent($data)
+    {
+        return $this->insert($data);
+    }
+
+    public function getEventsBySchoolYear($schoolYear)
+    {
+        $events = $this->where('school_year', $schoolYear)
+                    ->orderBy('date', 'ASC')
+                    ->findAll();
+        return $this->withNoSchoolFlag($events);
+    }
+
+    public function getEventsBySchoolYearAndSemester(string $schoolYear, ?string $semester = null): array
+    {
+        $builder = $this->where('school_year', $schoolYear);
+        if (is_string($semester) && $semester !== '') {
+            $builder = $builder->where('semester', $semester);
+        }
+        $events = $builder->orderBy('date', 'ASC')->findAll();
+        return $this->withNoSchoolFlag($events);
+    }
+
+    public function supportsEventType(): bool
+    {
+        if ($this->hasEventTypeColumn === null) {
+            $this->hasEventTypeColumn = $this->db->fieldExists('event_type', $this->table);
+        }
+        return $this->hasEventTypeColumn;
+    }
+
+    /**
+     * Add computed no_school flag to each event without requiring DB schema changes.
+     * An event is considered no-school if title or description contains keywords.
+     *
+     * @param array $events
+     * @return array
+     */
+    protected function withNoSchoolFlag(array $events): array
+    {
+        return array_map(function ($event) {
+            // Respect DB value if present; otherwise infer heuristically
+            if (array_key_exists('no_school', (array) $event)) {
+                $event['no_school'] = (int) ((array) $event)['no_school'];
+            } else {
+                $event['no_school'] = $this->isNoSchoolEvent((array) $event) ? 1 : 0;
+            }
+            return $event;
+        }, $events);
+    }
+
+    /**
+     * Heuristic to determine "no school" days from event text.
+     */
+    protected function isNoSchoolEvent(array $event): bool
+    {
+        $title = strtolower((string)($event['title'] ?? ''));
+        $desc  = strtolower((string)($event['description'] ?? ''));
+        $text  = $title . ' ' . $desc;
+        $keywords = ['no school', 'no-school', 'cancel', 'vacation', 'holiday', 'break'];
+        foreach ($keywords as $kw) {
+            if ($kw !== '' && strpos($text, $kw) !== false) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+}