fix school year for all tables

app/Models/AdditionalChargeModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class AdditionalChargeModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table         = 'additional_charges';
     protected $primaryKey    = 'id';
     protected $returnType    = 'array';
@@ -28,7 +31,7 @@ class AdditionalChargeModel extends Model
     protected $validationRules = [
         'parent_id'   => 'permit_empty|integer',
         'invoice_id'  => 'permit_empty|integer',
-        'school_year' => 'required|string|max_length[20]',
+        'school_year' => 'required|string|max_length[9]',
         'semester'    => 'required|string|max_length[20]',
         'charge_type' => 'required|in_list[add,deduct]',
         'title'       => 'required|string|min_length[2]|max_length[255]',

app/Models/AdminNotificationSubjectModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class AdminNotificationSubjectModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'admin_notification_subjects';
     protected $primaryKey = 'id';
     protected $returnType = 'array';
@@ -15,7 +18,12 @@ class AdminNotificationSubjectModel extends Model
         'subject',
         'created_at',
         'updated_at',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField = 'created_at';

app/Models/AttendanceDataModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class AttendanceDataModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'attendance_data';
     protected $primaryKey = 'id';
     protected $useAutoIncrement = true;
@@ -42,7 +45,7 @@ class AttendanceDataModel extends Model
         'is_notified'     => 'required|in_list[no,yes]',
         'date'            => 'required|valid_date[Y-m-d]',
         'semester'        => 'required',
-        'school_year'     => 'required',
+        'school_year'     => 'required|string|max_length[9]',
     ];
     /**
      * Retrieve attendance by class and section for a specific date.

app/Models/AttendanceDayModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class AttendanceDayModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table         = 'attendance_day';
     protected $primaryKey    = 'id';
     protected $returnType    = 'array';
@@ -28,6 +31,10 @@ class AttendanceDayModel extends Model
         'created_at',
         'updated_at',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     /**
      * Legacy helper kept for compatibility.

app/Models/AttendanceRecordModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class AttendanceRecordModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'attendance_record';
     protected $primaryKey = 'id';
     protected $allowedFields = [
@@ -22,6 +25,10 @@ class AttendanceRecordModel extends Model
         'created_at',
         'updated_at'
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField = 'created_at';

app/Models/AttendanceTrackingModel.php

@@ -3,10 +3,13 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 use CodeIgniter\I18n\Time;
 
 class AttendanceTrackingModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table            = 'attendance_tracking';
     protected $primaryKey       = 'id';
     protected $useAutoIncrement = true;
@@ -24,6 +27,10 @@ class AttendanceTrackingModel extends Model
         'school_year',
         'note',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField  = 'created_at';

app/Models/BadgePrintLogModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class BadgePrintLogModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'badge_print_logs';
     protected $primaryKey = 'id';
     protected $useTimestamps = false;
@@ -19,6 +22,10 @@ class BadgePrintLogModel extends Model
         'class_section_name',
         'copies',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     /**
      * Insert a batch of print logs. Swallows errors if table is missing.

app/Models/BelowSixtyDecisionModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class BelowSixtyDecisionModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table      = 'below_sixty_decisions';
     protected $primaryKey = 'id';
 
@@ -17,6 +20,10 @@ class BelowSixtyDecisionModel extends Model
         'notes',
         'decided_by',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps  = true;
     protected $createdField   = 'created_at';

app/Models/CalendarModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class CalendarModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'calendar_events';
     protected $primaryKey = 'id';
     protected ?bool $hasEventTypeColumn = null;
@@ -22,6 +25,10 @@ class CalendarModel extends Model
         'notify_teacher',
         'no_school'
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField = 'created_at';

app/Models/CertificateRecordModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class CertificateRecordModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table         = 'certificate_records';
     protected $primaryKey    = 'id';
     protected $useTimestamps = true;
@@ -22,6 +25,10 @@ class CertificateRecordModel extends Model
         'issued_by',
         'issued_at',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     /**
      * Generates the next certificate number for a given school year.

app/Models/ClassModel.php

@@ -3,17 +3,25 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ClassModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'classes'; // The table name
     protected $primaryKey = 'id'; // The correct primary key for the classes table
 
+    // Fields that are allowed to be manipulated.
     protected $allowedFields = [
         'class_name', 
         'schedule', 
-        'capacity'
-    ]; // Fields that are allowed to be manipulated
+        'capacity',
+        'school_year',
+    ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
 
     protected $useTimestamps = false; 
 

app/Models/ClassPrepAdjustmentModel.php

@@ -2,11 +2,19 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ClassPrepAdjustmentModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'class_prep_adjustments';
     protected $allowedFields = [
-        'class_section_id', 'item_name', 'adjustment', 'adjustable', 'created_at'
+        'class_section_id', 'item_name', 'adjustment', 'adjustable', 'created_at',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[16]',
+    ];
+
 }

app/Models/ClassPreparationLogModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ClassPreparationLogModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table      = 'class_preparation_log';
     protected $primaryKey = 'id';
     protected $allowedFields = [
@@ -13,6 +16,11 @@ class ClassPreparationLogModel extends Model
         'class_section',
         'prep_data',
         'created_at',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
     public $useTimestamps = false;
 }

app/Models/ClassProgressAttachmentModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ClassProgressAttachmentModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'class_progress_attachments';
     protected $primaryKey = 'id';
     protected $returnType = 'array';
@@ -16,6 +19,11 @@ class ClassProgressAttachmentModel extends Model
         'mime_type',
         'file_size',
         'created_at',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
     protected $useTimestamps = false;
 }

app/Models/ClassProgressReportModel.php

@@ -3,6 +3,7 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 /**
  * Weekly class progress reports (one row per subject per week).
@@ -15,6 +16,8 @@ use CodeIgniter\Model;
  */
 class ClassProgressReportModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'class_progress_reports';
     protected $primaryKey = 'id';
     protected $returnType = 'array';
@@ -51,7 +54,7 @@ class ClassProgressReportModel extends Model
     protected $validationRules = [
         'class_section_id' => 'required|integer',
         'teacher_id' => 'required|integer',
-        'school_year' => 'permit_empty|string|max_length[9]',
+        'school_year' => 'required|string|max_length[9]',
         'week_start' => 'required|valid_date[Y-m-d]',
         'week_end' => 'required|valid_date[Y-m-d]',
         'subject' => 'required|string|max_length[160]',

app/Models/ClassSectionModel.php

@@ -2,9 +2,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ClassSectionModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'classSection'; // Correct table name
     protected $primaryKey = 'id'; // Specify the primary key field
 
@@ -14,7 +17,12 @@ class ClassSectionModel extends Model
         'class_section_name',
         'created_at',
         'updated_at',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField = 'created_at';

app/Models/CompetitionClassWinnerModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class CompetitionClassWinnerModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table      = 'competition_class_winners';
     protected $primaryKey = 'id';
 
@@ -20,7 +23,12 @@ class CompetitionClassWinnerModel extends Model
         'prize_4',
         'prize_5',
         'prize_6',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField  = 'created_at';

app/Models/CompetitionModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class CompetitionModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table          = 'competitions';
     protected $primaryKey     = 'id';
     protected $useSoftDeletes = true;
@@ -26,6 +29,10 @@ class CompetitionModel extends Model
         'locked_by',
         'created_by',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField  = 'created_at';

app/Models/CompetitionScoreModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class CompetitionScoreModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table      = 'competition_scores';
     protected $primaryKey = 'id';
 
@@ -15,7 +18,12 @@ class CompetitionScoreModel extends Model
         'class_section_id',
         'score',
         'notes',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField  = 'created_at';

app/Models/CompetitionWinnerModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class CompetitionWinnerModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table      = 'competition_winners';
     protected $primaryKey = 'id';
 
@@ -17,7 +20,12 @@ class CompetitionWinnerModel extends Model
         'score',
         'prize_amount',
         'created_at',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = false;
 }

app/Models/Concerns/SchoolYearAutoFillTrait.php

@@ -0,0 +1,178 @@
+<?php
+
+namespace App\Models\Concerns;
+
+trait SchoolYearAutoFillTrait
+{
+    public function insert($row = null, bool $returnID = true)
+    {
+        if (isset($this->tempData['data'])) {
+            if ($row === null) {
+                $row = $this->tempData['data'];
+            } else {
+                $row = array_merge($this->tempData['data'], $this->transformDataToArray($row, 'insert'));
+            }
+
+            $this->escape = $this->tempData['escape'] ?? [];
+            $this->tempData = [];
+        }
+
+        return parent::insert($this->withDefaultSchoolYear($row), $returnID);
+    }
+
+    public function insertBatch(?array $set = null, ?bool $escape = null, int $batchSize = 100, bool $testing = false)
+    {
+        if (is_array($set)) {
+            foreach ($set as $index => $row) {
+                $set[$index] = $this->withDefaultSchoolYear($row);
+            }
+        }
+
+        return parent::insertBatch($set, $escape, $batchSize, $testing);
+    }
+
+    protected function withDefaultSchoolYear($row)
+    {
+        if (! is_array($row)) {
+            return $row;
+        }
+
+        if ($this->hasNonEmptySchoolYear($row)) {
+            return $row;
+        }
+
+        $schoolYear = $this->deriveSchoolYearForRow($row) ?? $this->currentSchoolYearName();
+        if ($schoolYear !== '') {
+            $row['school_year'] = $schoolYear;
+        }
+
+        return $row;
+    }
+
+    protected function deriveSchoolYearForRow(array $row): ?string
+    {
+        foreach (['school_year_from', 'school_year_to', 'previous_school_year'] as $field) {
+            $value = trim((string)($row[$field] ?? ''));
+            if ($this->isValidSchoolYear($value)) {
+                return $value;
+            }
+        }
+
+        foreach (['source_school_year_id', 'target_school_year_id', 'school_year_id'] as $field) {
+            $id = (int)($row[$field] ?? 0);
+            if ($id <= 0) {
+                continue;
+            }
+
+            $year = $this->schoolYearNameById($id);
+            if ($year !== null) {
+                return $year;
+            }
+        }
+
+        $batchId = (int)($row['closing_batch_id'] ?? 0);
+        if ($batchId > 0) {
+            return $this->schoolYearNameByClosingBatchId($batchId);
+        }
+
+        return null;
+    }
+
+    private function hasNonEmptySchoolYear(array $row): bool
+    {
+        return array_key_exists('school_year', $row) && trim((string)$row['school_year']) !== '';
+    }
+
+    private function currentSchoolYearName(): string
+    {
+        try {
+            if ($this->db->tableExists('school_years')) {
+                $row = $this->db->table('school_years')
+                    ->select('name')
+                    ->where('status', 'active')
+                    ->orderBy('id', 'DESC')
+                    ->get(1)
+                    ->getRowArray();
+
+                $name = trim((string)($row['name'] ?? ''));
+                if ($this->isValidSchoolYear($name)) {
+                    return $name;
+                }
+            }
+
+            if ($this->db->tableExists('configuration')) {
+                foreach (['school_year', 'current_school_year'] as $key) {
+                    $row = $this->db->table('configuration')
+                        ->select('config_value')
+                        ->where('config_key', $key)
+                        ->orderBy('id', 'DESC')
+                        ->get(1)
+                        ->getRowArray();
+
+                    $value = trim((string)($row['config_value'] ?? ''));
+                    if ($this->isValidSchoolYear($value)) {
+                        return $value;
+                    }
+                }
+            }
+        } catch (\Throwable) {
+            return $this->calendarYearFallback();
+        }
+
+        return $this->calendarYearFallback();
+    }
+
+    private function schoolYearNameById(int $id): ?string
+    {
+        try {
+            if (! $this->db->tableExists('school_years')) {
+                return null;
+            }
+
+            $row = $this->db->table('school_years')
+                ->select('name')
+                ->where('id', $id)
+                ->get(1)
+                ->getRowArray();
+
+            $name = trim((string)($row['name'] ?? ''));
+
+            return $this->isValidSchoolYear($name) ? $name : null;
+        } catch (\Throwable) {
+            return null;
+        }
+    }
+
+    private function schoolYearNameByClosingBatchId(int $id): ?string
+    {
+        try {
+            if (! $this->db->tableExists('school_year_closing_batches')) {
+                return null;
+            }
+
+            $row = $this->db->table('school_year_closing_batches')
+                ->select('school_year')
+                ->where('id', $id)
+                ->get(1)
+                ->getRowArray();
+
+            $year = trim((string)($row['school_year'] ?? ''));
+
+            return $this->isValidSchoolYear($year) ? $year : null;
+        } catch (\Throwable) {
+            return null;
+        }
+    }
+
+    private function calendarYearFallback(): string
+    {
+        $year = (int) date('Y');
+
+        return $year . '-' . ($year + 1);
+    }
+
+    private function isValidSchoolYear(string $value): bool
+    {
+        return preg_match('/^\d{4}-\d{4}$/', $value) === 1;
+    }
+}

app/Models/ContactUsModel.php

@@ -4,9 +4,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ContactUsModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table            = 'contactus';
     protected $primaryKey       = 'id';
     protected $useAutoIncrement = true;
@@ -20,7 +23,8 @@ class ContactUsModel extends Model
         'subject',
         'message',
         'created_at',
-        'updated_at'
+        'updated_at',
+        'school_year',
     ];
 
     // Timestamps (set manually or use auto timestamps below)
@@ -33,6 +37,7 @@ class ContactUsModel extends Model
         'reciever_id'  => 'required|integer',
         'subject'      => 'required|string|max_length[255]',
         'message'      => 'required|string',
+        'school_year' => 'required|string|max_length[9]',
     ];
 
     protected $validationMessages = [];

app/Models/CurrentFlagModel.php

@@ -4,9 +4,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class CurrentFlagModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'current_flag';
     protected $primaryKey = 'id';
     protected $allowedFields = [
@@ -28,6 +31,10 @@ class CurrentFlagModel extends Model
         'created_at',
         'updated_at'
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     // Fields that are allowed to be inserted or updated
 

app/Models/DiscountUsageModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class DiscountUsageModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'discount_usages';
     protected $primaryKey = 'id';
     
@@ -30,7 +33,8 @@ class DiscountUsageModel extends Model
         'voucher_id' => 'required|is_natural_no_zero',
         'invoice_id' => 'required|is_natural_no_zero',
         'user_id'    => 'permit_empty|is_natural_no_zero',
-        'used_at'    => 'valid_date'
+        'used_at'    => 'valid_date',
+        'school_year' => 'required|string|max_length[9]',
     ];
 
     protected $validationMessages = [

app/Models/DiscountVoucherModel.php

@@ -2,9 +2,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class DiscountVoucherModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table      = 'discount_vouchers';
     protected $primaryKey = 'id';
 
@@ -38,7 +41,8 @@ class DiscountVoucherModel extends Model
         'valid_from'     => 'permit_empty|valid_date[Y-m-d]',
         'valid_until'    => 'permit_empty|valid_date[Y-m-d]',
         'is_active'      => 'in_list[0,1]',
-        'description'    => 'permit_empty|string|max_length[1000]', // <-- NEW
+        'description'    => 'permit_empty|string|max_length[1000]', // <-- NEW,
+        'school_year' => 'required|string|max_length[9]',
     ];
 
     protected $validationMessages = [

app/Models/EarlyDismissalSignatureModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class EarlyDismissalSignatureModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table            = 'early_dismissal_signatures';
     protected $primaryKey       = 'id';
     protected $useAutoIncrement = true;
@@ -28,7 +31,7 @@ class EarlyDismissalSignatureModel extends Model
     protected $validationRules = [
         'report_date' => 'required|valid_date[Y-m-d]',
         'filename'    => 'required|string',
-        'school_year' => 'permit_empty|string',
+        'school_year' => 'required|string|max_length[9]',
         'semester'    => 'permit_empty|string',
     ];
 }

app/Models/EnrollmentModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class EnrollmentModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'enrollments';
     protected $primaryKey = 'id';
 
@@ -32,7 +35,7 @@ class EnrollmentModel extends Model
         'student_id'        => 'required|integer',
         'class_section_id'  => 'permit_empty|integer',
         'parent_id'         => 'required|integer',
-        'school_year'       => 'required|string|max_length[25]',
+        'school_year'       => 'required|string|max_length[9]',
         'enrollment_date'   => 'required|valid_date',
         'withdrawal_date'   => 'permit_empty|valid_date',
         'is_withdrawn'      => 'permit_empty|in_list[0,1]',
@@ -56,7 +59,7 @@ class EnrollmentModel extends Model
         'school_year' => [
             'required'    => 'School year is required',
             'string'      => 'School year must be a string',
-            'max_length'  => 'School year must not exceed 25 characters',
+            'max_length'  => 'School year must not exceed 9 characters',
         ],
         'enrollment_date' => [
             'required'   => 'Enrollment date is required',

app/Models/EventChargesModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class EventChargesModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'event_charges';
     protected $primaryKey = 'id';
 
@@ -32,6 +35,10 @@ class EventChargesModel extends Model
         'created_at',
         'updated_at'
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField  = 'created_at';

app/Models/EventModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class EventModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'events';
     protected $primaryKey = 'id';
 
@@ -22,6 +25,10 @@ class EventModel extends Model
         'created_at',
         'updated_at'
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField = 'created_at';

app/Models/ExamDraftModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ExamDraftModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'exam_drafts';
     protected $primaryKey = 'id';
     protected $returnType = 'array';
@@ -65,6 +68,7 @@ class ExamDraftModel extends Model
         'author_id' => 'if_exist|is_natural_no_zero',
         'class_section_id' => 'if_exist|is_natural_no_zero',
         'version' => 'if_exist|is_natural_no_zero',
+        'school_year' => 'required|string|max_length[9]',
     ];
 
     protected $validationMessages = [

app/Models/ExamModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ExamModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table            = 'exams';
     protected $primaryKey       = 'id';
     protected $useAutoIncrement = true;
@@ -18,6 +21,10 @@ class ExamModel extends Model
         'school_year',
         'created_at'
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     // Timestamps
     protected $useTimestamps = true;

app/Models/ExpenseModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ExpenseModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'expenses';
     protected $primaryKey = 'id';
 
@@ -32,7 +35,8 @@ class ExpenseModel extends Model
     protected $updatedField = 'updated_at';
 
     protected $validationRules = [
-        // Add your validation rules here as needed
+        // Add your validation rules here as needed,
+        'school_year' => 'required|string|max_length[9]',
     ];
 
     public function getReimbursedExpensesWithDetails(array $filters = [])

app/Models/FinalExamModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class FinalExamModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table            = 'final_exam';
     protected $primaryKey       = 'id';
     protected $useAutoIncrement = true;
@@ -38,7 +41,8 @@ class FinalExamModel extends Model
     protected $deletedField  = 'deleted_at';
 
     // Validation
-    protected $validationRules      = [];
+    protected $validationRules      = [        'school_year' => 'required|string|max_length[9]',
+];
     protected $validationMessages   = [];
     protected $skipValidation       = false;
     protected $cleanValidationRules = true;

app/Models/FinalScoreModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class FinalScoreModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table            = 'final_score';
     protected $primaryKey       = 'id';
     protected $useAutoIncrement = true;
@@ -23,6 +26,10 @@ class FinalScoreModel extends Model
         'created_at',
         'updated_at'
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     // Function to get the final exam score for a specific student, semester, and school year
     public function getFinalExamScore($studentId, $semester, $schoolYear)

app/Models/FlagModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class FlagModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'flag';
     protected $primaryKey = 'id';
     protected $allowedFields = [
@@ -27,4 +30,8 @@ class FlagModel extends Model
         'created_at',
         'updated_at'
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 }

app/Models/GradingLockModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class GradingLockModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'grading_locks';
     protected $primaryKey = 'id';
     protected $returnType = 'array';
@@ -20,6 +23,10 @@ class GradingLockModel extends Model
         'created_at',
         'updated_at',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     public function getLock(int $classSectionId, string $semester, string $schoolYear): ?array
     {

app/Models/HomeworkModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class HomeworkModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table            = 'homework';
     protected $primaryKey       = 'id';
     protected $useAutoIncrement = true;
@@ -40,7 +43,8 @@ class HomeworkModel extends Model
     protected $deletedField  = 'deleted_at';
 
     // Validation
-    protected $validationRules      = [];
+    protected $validationRules      = [        'school_year' => 'required|string|max_length[9]',
+];
     protected $validationMessages   = [];
     protected $skipValidation       = false;
     protected $cleanValidationRules = true;

app/Models/InventoryCategoryModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class InventoryCategoryModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table         = 'inventory_categories';
     protected $primaryKey    = 'id';
     protected $returnType    = 'array';
@@ -19,7 +22,12 @@ class InventoryCategoryModel extends Model
         'grade_max',   
         'created_at',
         'updated_at',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     public function optionsForType(string $type): array
     {

app/Models/InventoryItemModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class InventoryItemModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
 protected $table      = 'inventory_items';
     protected $primaryKey = 'id';
 
@@ -38,6 +41,7 @@ protected $table      = 'inventory_items';
         'needs_repair_qty',
         'need_replace_qty',
         'cannot_find_qty',
+        'school_year',
     ];
 
 
@@ -46,5 +50,6 @@ protected $table      = 'inventory_items';
         'name'        => 'required|min_length[2]',
         'quantity'    => 'permit_empty|integer',
         'unit_price'  => 'permit_empty|decimal',
+        'school_year' => 'required|string|max_length[16]',
     ];
 }

app/Models/InventoryMovementModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class InventoryMovementModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table         = 'inventory_movements';
     protected $primaryKey    = 'id';
     protected $returnType    = 'array';
@@ -16,4 +19,8 @@ class InventoryMovementModel extends Model
         'semester','school_year',
         'performed_by','teacher_id','student_id','class_section_id',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 }

app/Models/InvoiceEventModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class InvoiceEventModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'invoice_event';
     protected $primaryKey = 'id';
 
@@ -20,6 +23,10 @@ class InvoiceEventModel extends Model
         'created_at',
         'updated_at'
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField  = 'created_at';

app/Models/InvoiceModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class InvoiceModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table      = 'invoices';
     protected $primaryKey = 'id';
     protected $returnType = 'array';
@@ -40,6 +43,7 @@ class InvoiceModel extends Model
     'issue_date'     => 'required|valid_date[Y-m-d H:i:s]',
     'due_date'       => 'permit_empty|valid_date[Y-m-d H:i:s]',
     'status'           => 'required|string|max_length[50]',
+    'school_year' => 'required|string|max_length[9]',
 ];
 
 

app/Models/InvoiceStudentListModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class InvoiceStudentListModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     // Specify the table name
     protected $table = 'invoice_students_list';
 
@@ -21,8 +24,13 @@ class InvoiceStudentListModel extends Model
         'school_id',
         'enrolled',
         'created_at',
-        'updated_at'
+        'updated_at',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     // Enable auto-incrementing primary key
     protected $useAutoIncrement = true;

app/Models/IpAttemptModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class IpAttemptModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'ip_attempts';
     protected $primaryKey = 'id';
 
@@ -13,7 +16,8 @@ class IpAttemptModel extends Model
         'ip_address',
         'attempts',
         'last_attempt_at',
-        'blocked_until'
+        'blocked_until',
+        'school_year',
     ];
 
     // Automatically handle timestamps
@@ -26,7 +30,8 @@ class IpAttemptModel extends Model
         'ip_address' => 'required|valid_ip|max_length[45]',
         'attempts'   => 'required|integer',
         'last_attempt_at' => 'required|valid_date',
-        'blocked_until' => 'permit_empty|valid_date'
+        'blocked_until' => 'permit_empty|valid_date',
+        'school_year' => 'required|string|max_length[20]',
     ];
 
     // Method to get IP attempt data by IP address

app/Models/LateSlipLogModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class LateSlipLogModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'late_slip_logs';
     protected $primaryKey = 'id';
     protected $useTimestamps = false; // we control printed_at explicitly
@@ -22,6 +25,10 @@ class LateSlipLogModel extends Model
         'printed_by',
         'printed_at',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     /**
      * Best-effort insert of a single late slip print log.

app/Models/LoginActivityModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class LoginActivityModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'login_activity';
     protected $primaryKey = 'id';
     protected $allowedFields = [
@@ -17,8 +20,13 @@ class LoginActivityModel extends Model
         'user_agent',
         'semester',
         'created_at',
-        'updated_at'
+        'updated_at',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
     
     protected $useTimestamps = true;
     protected $createdField = 'created_at';

app/Models/ManualPaymentModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ManualPaymentModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'manual_payments';
     protected $allowedFields = [
         'invoice_number', 
@@ -16,6 +19,10 @@ class ManualPaymentModel extends Model
         'semester',
         'school_year',
         'created_at'];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = false;
 }

app/Models/MessageModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class MessageModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'messages';
     protected $primaryKey = 'id';
 
@@ -21,8 +24,13 @@ class MessageModel extends Model
         'priority',
         'attachment',
         'status',
-        'semester'
+        'semester',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = false; // Since you're manually handling date fields
     protected $returnType = 'array';

app/Models/MidtermExamModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class MidtermExamModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table            = 'midterm_exam';
     protected $primaryKey       = 'id';
     protected $useAutoIncrement = true;
@@ -39,7 +42,8 @@ class MidtermExamModel extends Model
     protected $deletedField  = 'deleted_at';
 
     // Validation
-    protected $validationRules      = [];
+    protected $validationRules      = [        'school_year' => 'required|string|max_length[9]',
+];
     protected $validationMessages   = [];
     protected $skipValidation       = false;
     protected $cleanValidationRules = true;

app/Models/MissingScoreOverrideModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class MissingScoreOverrideModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'missing_score_overrides';
     protected $primaryKey = 'id';
     protected $returnType = 'array';
@@ -22,6 +25,10 @@ class MissingScoreOverrideModel extends Model
         'created_at',
         'updated_at',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     public function getOverridesMap(int $classSectionId, string $semester, string $schoolYear, string $itemType): array
     {

app/Models/NotificationModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class NotificationModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'notifications';
     protected $primaryKey = 'id';
     protected $allowedFields = [
@@ -20,8 +23,13 @@ class NotificationModel extends Model
         'expires_at',
         'sent_at',
         'scheduled_at',
-        'deleted_at'
+        'deleted_at',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[20]',
+    ];
+
     protected $useTimestamps = true;
     protected $createdField = 'created_at';
     protected $updatedField = 'updated_at';

app/Models/ParentAttendanceReportModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ParentAttendanceReportModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table            = 'parent_attendance_reports';
     protected $primaryKey       = 'id';
     protected $useAutoIncrement = true;
@@ -36,7 +39,7 @@ class ParentAttendanceReportModel extends Model
         'arrival_time'    => 'permit_empty|regex_match[/^\d{2}:\d{2}(:\d{2})?$/]',
         'dismiss_time'    => 'permit_empty|regex_match[/^\d{2}:\d{2}(:\d{2})?$/]',
         'semester'        => 'permit_empty|string',
-        'school_year'     => 'permit_empty|string',
+        'school_year'     => 'required|string|max_length[9]',
         'status'          => 'permit_empty|in_list[new,seen,processed]',
     ];
 

app/Models/ParentMeetingScheduleModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ParentMeetingScheduleModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'parent_meeting_schedules';
     protected $primaryKey = 'id';
 
@@ -23,6 +26,10 @@ class ParentMeetingScheduleModel extends Model
         'status',
         'created_by',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField = 'created_at';

app/Models/ParentNotificationModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ParentNotificationModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table         = 'parent_notifications';
     protected $primaryKey    = 'id';
     protected $useTimestamps = true;
@@ -16,6 +19,10 @@ class ParentNotificationModel extends Model
         'student_id','code','incident_date','channel','to_address','subject',
         'status','response','semester','school_year'
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     public function hasSent(int $studentId, string $code, string $incidentYmd, string $channel='email', ?string $to=null): bool
     {

app/Models/ParticipationModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ParticipationModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table            = 'participation';
     protected $primaryKey       = 'id';
     protected $useAutoIncrement = true;
@@ -39,7 +42,8 @@ class ParticipationModel extends Model
     protected $deletedField  = 'deleted_at';
 
     // Validation
-    protected $validationRules      = [];
+    protected $validationRules      = [        'school_year' => 'required|string|max_length[9]',
+];
     protected $validationMessages   = [];
     protected $skipValidation       = false;
     protected $cleanValidationRules = true;

app/Models/PaymentErrorModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class PaymentErrorModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'payment_error';      // The DB table
     protected $primaryKey = 'id';            // Primary key
 
@@ -28,7 +31,8 @@ class PaymentErrorModel extends Model
     'wrong_paid_amount' => 'required|decimal',
     'payment_id' => 'required|integer',
     'invoice_id' => 'required|integer',
-    'parent_id' => 'required|integer'
+    'parent_id' => 'required|integer',
+    'school_year' => 'required|string|max_length[9]',
 ];
 
 }

app/Models/PaymentModel.php

@@ -4,10 +4,13 @@ namespace App\Models;
 
 use CodeIgniter\Database\ConnectionInterface;
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 use CodeIgniter\Validation\ValidationInterface;
 
 class PaymentModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'payments';
     protected $primaryKey = 'id';
     protected $returnType = 'array';
@@ -69,7 +72,7 @@ class PaymentModel extends Model
         'transaction_id' => 'permit_empty|max_length[100]',
         'payment_method' => 'required|in_list[cash,check,card]',
         'payment_date' => 'required|valid_date',
-        'school_year' => 'permit_empty|max_length[20]',
+        'school_year' => 'required|string|max_length[9]',
         'status' => 'required|max_length[50]',
         'check_file' => 'permit_empty|max_length[255]',
         'check_number' => 'permit_empty|max_length[100]',

app/Models/PaymentNotificationLogModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class PaymentNotificationLogModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table         = 'payment_notification_logs';
     protected $primaryKey    = 'id';
     protected $returnType    = 'array';
@@ -29,6 +32,10 @@ class PaymentNotificationLogModel extends Model
         'created_at',
         'sent_at',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = false;
 

app/Models/PaymentTransactionModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class PaymentTransactionModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'payment_transactions'; // Table name
     protected $primaryKey = 'id';  // Primary key
 
@@ -32,7 +35,7 @@ class PaymentTransactionModel extends Model
         'payment_method' => 'required|string|max_length[50]',
         'payment_status' => 'required|string|max_length[50]',
         'semester' => 'permit_empty|string|max_length[30]',
-        'school_year' => 'permit_empty|string|max_length[9]',
+        'school_year' => 'required|string|max_length[9]',
     ];
 
     // Custom error messages

app/Models/PlacementBatchModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class PlacementBatchModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'placement_batches';
     protected $primaryKey = 'id';
 
@@ -17,6 +20,10 @@ class PlacementBatchModel extends Model
         'created_at',
         'updated_at',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField = 'created_at';

app/Models/PlacementLevelModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class PlacementLevelModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'placement_levels';
     protected $primaryKey = 'id';
 
@@ -16,7 +19,12 @@ class PlacementLevelModel extends Model
         'updated_by',
         'created_at',
         'updated_at',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[20]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField = 'created_at';

app/Models/PlacementScoreModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class PlacementScoreModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'placement_scores';
     protected $primaryKey = 'id';
 
@@ -17,7 +20,12 @@ class PlacementScoreModel extends Model
         'updated_by',
         'created_at',
         'updated_at',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField = 'created_at';

app/Models/PrintRequestModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class PrintRequestModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table            = 'print_requests';
     protected $primaryKey       = 'id';
     protected $useAutoIncrement = true;
@@ -31,7 +34,8 @@ class PrintRequestModel extends Model
     protected $updatedField  = 'updated_at';
 
     // Validation
-    protected $validationRules      = [];
+    protected $validationRules      = [        'school_year' => 'required|string|max_length[9]',
+];
     protected $validationMessages   = [];
     protected $skipValidation       = false;
     protected $cleanValidationRules = true;

app/Models/ProjectModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ProjectModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table            = 'project';
     protected $primaryKey       = 'id';
     protected $useAutoIncrement = true;
@@ -23,6 +26,10 @@ class ProjectModel extends Model
         'created_at',
         'updated_at'
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     /**
      * Calculate the average project score for a given student, semester, and school year.

app/Models/PromotionQueueModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class PromotionQueueModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table      = 'promotion_queue';
     protected $primaryKey = 'id';
 
@@ -20,7 +23,12 @@ class PromotionQueueModel extends Model
         'created_at',
         'updated_at',
         'updated_by',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField  = 'created_at';
@@ -32,6 +40,8 @@ class PromotionQueueModel extends Model
             return false;
         }
 
+        $data['school_year'] = (string)($data['school_year'] ?? $data['school_year_from'] ?? $data['school_year_to']);
+
         $existing = $this->where('student_id', (int)$data['student_id'])
             ->where('school_year_to', (string)$data['school_year_to'])
             ->first();
@@ -43,4 +53,3 @@ class PromotionQueueModel extends Model
         return (bool) $this->insert($data);
     }
 }
-

app/Models/QuizModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class QuizModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table            = 'quiz';
     protected $primaryKey       = 'id';
     protected $useAutoIncrement = true;
@@ -40,7 +43,8 @@ class QuizModel extends Model
     protected $deletedField  = 'deleted_at';
 
     // Validation
-    protected $validationRules      = [];
+    protected $validationRules      = [        'school_year' => 'required|string|max_length[9]',
+];
     protected $validationMessages   = [];
     protected $skipValidation       = false;
     protected $cleanValidationRules = true;

app/Models/RefundModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class RefundModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'refunds';
     protected $primaryKey = 'id';
 
@@ -30,6 +33,10 @@ class RefundModel extends Model
         'check_nbr',
         'check_file'
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField  = 'created_at';

app/Models/ReimbursementBatchAdminFileModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ReimbursementBatchAdminFileModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table      = 'reimbursement_batch_admin_files';
     protected $primaryKey = 'id';
     protected $allowedFields = [
@@ -15,6 +18,11 @@ class ReimbursementBatchAdminFileModel extends Model
         'original_filename',
         'uploaded_at',
         'uploaded_by',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
     protected $useTimestamps = false;
 }

app/Models/ReimbursementBatchItemModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ReimbursementBatchItemModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table         = 'reimbursement_batch_items';
     protected $primaryKey    = 'id';
     protected $allowedFields = [
@@ -19,6 +22,10 @@ class ReimbursementBatchItemModel extends Model
         'school_year',
         'semester',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = false;
 }

app/Models/ReimbursementBatchModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ReimbursementBatchModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table         = 'reimbursement_batches';
     protected $primaryKey    = 'id';
     protected $allowedFields = [
@@ -20,6 +23,10 @@ class ReimbursementBatchModel extends Model
         'semester',
         'yearly_batch_number',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = false;
 }

app/Models/ReimbursementModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ReimbursementModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'reimbursements';
     protected $primaryKey = 'id';
     protected $allowedFields = [
@@ -23,5 +26,9 @@ class ReimbursementModel extends Model
         'reimbursement_method',
         'batch_number'
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
 }

app/Models/ReportCardAcknowledgementModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ReportCardAcknowledgementModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'report_card_acknowledgements';
     protected $primaryKey = 'id';
     protected $allowedFields = [
@@ -20,6 +23,10 @@ class ReportCardAcknowledgementModel extends Model
         'created_at',
         'updated_at',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
     protected $useTimestamps = true;
     protected $createdField = 'created_at';
     protected $updatedField = 'updated_at';

app/Models/SchoolYearClosingBatchModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class SchoolYearClosingBatchModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'school_year_closing_batches';
     protected $primaryKey = 'id';
     protected $returnType = 'array';
@@ -25,5 +28,10 @@ class SchoolYearClosingBatchModel extends Model
         'completed_at',
         'failed_at',
         'failure_message',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 }

app/Models/SchoolYearClosingItemModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class SchoolYearClosingItemModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'school_year_closing_items';
     protected $primaryKey = 'id';
     protected $returnType = 'array';
@@ -22,5 +25,10 @@ class SchoolYearClosingItemModel extends Model
         'target_adjustment_id',
         'status',
         'error_message',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 }

app/Models/SchoolYearTransitionLogModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class SchoolYearTransitionLogModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'school_year_transition_logs';
     protected $primaryKey = 'id';
     protected $returnType = 'array';
@@ -19,5 +22,10 @@ class SchoolYearTransitionLogModel extends Model
         'performed_by',
         'metadata_json',
         'created_at',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 }

app/Models/ScoreCommentModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class ScoreCommentModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'score_comments';
     protected $primaryKey = 'id';
 
@@ -21,6 +24,10 @@ class ScoreCommentModel extends Model
         'commented_by',
         'created_at'
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     public $timestamps = false; // because we're using MySQL's default timestamp
 }

app/Models/SemesterScoreModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class SemesterScoreModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'semester_scores';
     protected $primaryKey = 'id';
     protected $allowedFields = [
@@ -26,6 +29,10 @@ class SemesterScoreModel extends Model
         'semester',
         'school_year'
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     /**
      * Insert or update a semester score record
@@ -34,6 +41,8 @@ class SemesterScoreModel extends Model
 
 public function upsert(array $data): bool
 {
+    $data = $this->withDefaultSchoolYear($data);
+
     // First check if record exists
     $existing = $this->where([
         'student_id' => $data['student_id'],
@@ -50,4 +59,4 @@ public function upsert(array $data): bool
         return $this->insert($data) !== false;
     }
 }
-}
+}

app/Models/StaffAttendanceModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 use Config\Services;
 class StaffAttendanceModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table            = 'staff_attendance';
     protected $primaryKey       = 'id';
     protected $returnType       = 'array';
@@ -25,6 +28,10 @@ class StaffAttendanceModel extends Model
         'created_by',
         'updated_by',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField  = 'created_at';

app/Models/StaffModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class StaffModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table            = 'staff';
     protected $primaryKey       = 'id';
     protected $useAutoIncrement = true;
@@ -22,8 +25,13 @@ class StaffModel extends Model
         'role_name',
         'active_role',
         'created_at',
-        'updated_at'
+        'updated_at',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = false; // Managed manually in controller
 
@@ -51,7 +59,7 @@ class StaffModel extends Model
             return false;
         }
 
-        unset($data['school_year'], $data['status']);
+        unset($data['status']);
 
         $existing = $this->where('user_id', $data['user_id'])->first();
 

app/Models/StudentClassModel.php

@@ -4,9 +4,12 @@ namespace App\Models;
 
 use CodeIgniter\Database\BaseBuilder;
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class StudentClassModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table      = 'student_class';
     protected $primaryKey = 'id';
     protected $returnType = 'array';
@@ -32,7 +35,7 @@ class StudentClassModel extends Model
     protected $validationRules = [
         'student_id'      => 'required|integer',
         'class_section_id'=> 'permit_empty|integer',
-        'school_year'     => 'required|max_length[20]',
+        'school_year'     => 'required|string|max_length[9]',
         'is_event_only'   => 'permit_empty|in_list[0,1]',
         'updated_by'      => 'permit_empty|integer',
     ];

app/Models/StudentDecisionModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class StudentDecisionModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table      = 'student_decisions';
     protected $primaryKey = 'id';
 
@@ -19,6 +22,10 @@ class StudentDecisionModel extends Model
         'notes',
         'generated_by',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField  = 'created_at';

app/Models/StudentSectionDistributionDraftModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class StudentSectionDistributionDraftModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'student_section_distribution_drafts';
     protected $primaryKey = 'id';
     protected $returnType = 'array';
@@ -27,6 +30,10 @@ class StudentSectionDistributionDraftModel extends Model
         'created_at',
         'updated_at',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[20]',
+    ];
+
 
     protected $useTimestamps = true;
     protected $createdField = 'created_at';

app/Models/TeacherClassModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class TeacherClassModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'teacher_class';
     protected $primaryKey = 'id';
     protected $allowedFields = [

app/Models/TeacherSubmissionNotificationHistoryModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class TeacherSubmissionNotificationHistoryModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'teacher_submission_notification_history';
     protected $primaryKey = 'id';
     protected $allowedFields = [
@@ -19,5 +22,9 @@ class TeacherSubmissionNotificationHistoryModel extends Model
         'semester',
         'sent_at',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
     protected $useTimestamps = false;
 }

app/Models/UserNotificationModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class UserNotificationModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table = 'user_notifications';
     protected $primaryKey = 'id';
 
@@ -14,8 +17,13 @@ class UserNotificationModel extends Model
         'user_id',
         'is_read',
         'delivered',
-        'delivered_at'
+        'delivered_at',
+        'school_year',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[20]',
+    ];
+
 
     protected $useTimestamps = false;
 }

app/Models/WhatsappGroupLinkModel.php

@@ -1,9 +1,12 @@
 <?php namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class WhatsappGroupLinkModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table         = 'whatsapp_group_links';
     protected $primaryKey    = 'id';
     protected $returnType    = 'array';
@@ -14,6 +17,10 @@ class WhatsappGroupLinkModel extends Model
         'invite_link',
         'active',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
     protected $useTimestamps = true; // requires created_at / updated_at columns
 
     private ?bool $hasSchoolYearColumn = null;

app/Models/WhatsappGroupMembershipModel.php

@@ -1,9 +1,12 @@
 <?php namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class WhatsappGroupMembershipModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table         = 'whatsapp_group_memberships';
     protected $primaryKey    = 'id';
     protected $returnType    = 'array';
@@ -17,6 +20,10 @@ class WhatsappGroupMembershipModel extends Model
         'verified_by',
         'verified_at',
     ];
+    protected $validationRules = [
+        'school_year' => 'required|string|max_length[9]',
+    ];
+
     protected $useTimestamps = true; // created_at, updated_at
 
     /**

app/Models/WhatsappInviteLogModel.php

@@ -3,9 +3,12 @@
 namespace App\Models;
 
 use CodeIgniter\Model;
+use App\Models\Concerns\SchoolYearAutoFillTrait;
 
 class WhatsappInviteLogModel extends Model
 {
+    use SchoolYearAutoFillTrait;
+
     protected $table            = 'whatsapp_invites_log';
     protected $primaryKey       = 'id';
     protected $useAutoIncrement = true;
@@ -21,6 +24,7 @@ class WhatsappInviteLogModel extends Model
         'status',
         'error_message',
         'sent_at',
+        'school_year',
     ];
 
     protected $useTimestamps = false; // we handle sent_at manually
@@ -34,6 +38,7 @@ class WhatsappInviteLogModel extends Model
         'status'           => 'required|max_length[20]',
         'class_section_id' => 'permit_empty|integer',
         'link_id'          => 'permit_empty|integer',
+        'school_year' => 'required|string|max_length[9]',
     ];
 
     protected $validationMessages = [];