FM / Inc

/home/techb158/workloadmatch.com/Manager/Inc/

/home/techb158/workloadmatch.com/Manager/Inc

Name	Size	Mode	Actions
LLMProviders/	-	0755	rm
AddCourse.php	2556	0644	edit dl rm
AddCourseTime.php	1904	0644	edit dl rm
AddGroup - Copy.php	4633	0644	edit dl rm
AddGroup.php	5698	0644	edit dl rm
AddHoliday.php	1772	0644	edit dl rm
AddTeacherLevel.php	2307	0644	edit dl rm
AddUser.php	12821	0644	edit dl rm
Add_Retake_Remediation.php	1334	0644	edit dl rm
AIScheduleOptimizer.php	11919	0644	edit dl rm
Assignment-1.php	75380	0644	edit dl rm
Assignment-2.php	75380	0644	edit dl rm
Assignment - BackUp- orgenal.php	73272	0644	edit dl rm
Assignment - BackUp.php	62761	0644	edit dl rm
Assignment - Copy (Last File Updated 2025-05-15).php	72933	0644	edit dl rm
Assignment - Copy.php	61826	0644	edit dl rm
Assignment.php	74308	0644	edit dl rm
Assignment_BackUp.php	79047	0644	edit dl rm
Assign_Teacher_Manual.php	20957	0644	edit dl rm
Assign_Teacher_Manual_bak.php.disabled	20535	0644	edit dl rm
Assign_Teacher_Manual_Force_conflict.php	21106	0644	edit dl rm
Available_Teacher_Report.php	2342	0644	edit dl rm
BatchScheduler.php	3588	0644	edit dl rm
CombinedScheduler.php	8130	0644	edit dl rm
ConflictResolver.php	4920	0644	edit dl rm
error_log	869	0644	edit dl rm
Lockup_to_Assign.php	6367	0644	edit dl rm
Process_Assignment - Copy.php	4233	0644	edit dl rm
Process_Assignment.php	5813	0644	edit dl rm
ScheduleEngine.php	5596	0644	edit dl rm
ScheduleGenerator.php	8811	0644	edit dl rm
Schedule_Report_by_Group.php	3074	0644	edit dl rm
TeacherAssignmentEngine.php	12487	0644	edit dl rm
Update_Course.php	2717	0644	edit dl rm
Update_Course_Time.php	1947	0644	edit dl rm
Update_Group - Copy.php	3489	0644	edit dl rm
Update_Group.php	9657	0644	edit dl rm
Update_Holiday.php	2357	0644	edit dl rm
Update_Profile.php	4923	0644	edit dl rm
Update_User.php	5547	0644	edit dl rm

Edit: /home/techb158/workloadmatch.com/Manager/Inc/CombinedScheduler.php (8130B)

<?php

require_once __DIR__ . '/ScheduleEngine.php';
require_once __DIR__ . '/ScheduleGenerator.php';
require_once __DIR__ . '/TeacherAssignmentEngine.php';
require_once __DIR__ . '/AIScheduleOptimizer.php';

class CombinedScheduler {
    private mysqli $db;
    private ScheduleEngine $engine;
    private ScheduleGenerator $generator;
    private TeacherAssignmentEngine $assignmentEngine;
    private AIScheduleOptimizer $aiOptimizer;

public function __construct(mysqli $db) {
        $this->db = $db;
        $this->engine = new ScheduleEngine($db);
        $this->generator = new ScheduleGenerator($db);
        $this->assignmentEngine = new TeacherAssignmentEngine($db);
        $this->aiOptimizer = new AIScheduleOptimizer($db);
    }

public function setProvider(ProviderInterface $provider): void {
        $this->aiOptimizer->setProvider($provider);
    }

public function hasProvider(): bool {
        return $this->aiOptimizer->hasProvider();
    }

public function generateAndAssign(
        int $programId,
        int $groupId,
        string $startDate,
        ?string $endDate = null,
        array $selectedCourses = [],
        array $priorityCourses = [],
        bool $saveToDb = false,
        bool $useAi = true
    ): array {
        $scheduleResult = $this->generateSchedule($programId, $groupId, $startDate, $endDate, $selectedCourses, $priorityCourses, $useAi);

$savedEntries = [];
        if ($saveToDb && !empty($scheduleResult['schedule'])) {
            $savedEntries = $this->saveScheduleToDb($scheduleResult['schedule'], $programId, $groupId);
        }

$assignmentResults = [];
        if ($saveToDb && !empty($savedEntries)) {
            $assignmentResults = $this->assignmentEngine->assignTeachers($programId, $groupId);
        }

return [
            'schedule_result'    => $scheduleResult,
            'saved_entries'      => $savedEntries,
            'assignment_results' => $assignmentResults,
            'ai_generated'       => $scheduleResult['ai_generated'] ?? false,
        ];
    }

private function generateSchedule(int $programId, int $groupId, string $startDate, ?string $endDate, array $selectedCourses, array $priorityCourses, bool $useAi): array {
        if ($useAi && $this->aiOptimizer->hasProvider()) {
            return $this->aiOptimizer->optimize($programId, $groupId, $startDate, $endDate, $selectedCourses, $priorityCourses);
        }
        return $this->generator->generate($programId, $groupId, $startDate, $endDate, $selectedCourses, $priorityCourses);
    }

private function saveScheduleToDb(array $schedule, int $programId, int $groupId): array {
        $courseNames = $this->engine->getCourseNames();
        $courseHours = [];
        $res = $this->db->query("SELECT Course_ID, Course_Time, Course_Name FROM Courses");
        while ($row = $res->fetch_assoc()) {
            $courseHours[$row['Course_ID']] = $row;
        }
        $saved = [];

$groupSlots = [];
        $stmt = $this->db->prepare("SELECT Group_Slot_ID, Time_Slot, Time_From, Time_To FROM group_slot_mapping WHERE Group_ID = ?");
        $stmt->bind_param("i", $groupId);
        $stmt->execute();
        $groupSlots = $stmt->get_result()->fetch_all(MYSQLI_ASSOC);
        $stmt->close();

$slotLookup = [];
        foreach ($groupSlots as $gs) {
            $slotLookup[trim($gs['Time_Slot'])] = $gs;
        }

$grouped = [];
        foreach ($schedule as $entry) {
            $date     = $entry['Date'];
            $slot     = $entry['Slot'];
            $courseId = $entry['Course_ID'];
            $slotName = $slot;

$numericSlot = filter_var($slot, FILTER_SANITIZE_NUMBER_INT);
            if ($numericSlot) {
                $slotIndex = (int)$numericSlot - 1;
                $groupInfo = $this->engine->getGroupInfo($groupId);
                if ($groupInfo) {
                    $slotLabels = explode(',', $groupInfo['Time_Slot']);
                    $slotName = trim($slotLabels[$slotIndex] ?? $slot);
                }
            }

$groupKey = "$courseId-$groupId-$slotName";
            if (!isset($grouped[$groupKey])) {
                $grouped[$groupKey] = [
                    'course_id'   => $courseId,
                    'group_id'    => $groupId,
                    'time_slot'   => $slotName,
                    'dates'       => [],
                    'start_date'  => $date,
                    'end_date'    => $date,
                ];
            }
            $grouped[$groupKey]['dates'][] = $date;
            if ($date < $grouped[$groupKey]['start_date']) $grouped[$groupKey]['start_date'] = $date;
            if ($date > $grouped[$groupKey]['end_date']) $grouped[$groupKey]['end_date'] = $date;
        }

foreach ($grouped as $key => $g) {
            $courseId   = $g['course_id'];
            $slotName   = $g['time_slot'];
            $startDate  = $g['start_date'];
            $endDate    = $g['end_date'];

$courseData   = $courseHours[$courseId] ?? ['Course_Time' => 0, 'Course_Name' => ''];
            $courseName   = $courseData['Course_Name'];
            $courseTime   = (int)$courseData['Course_Time'];
            $reserveCourse = 0;

$groupSlotId = 0;
            $startTime   = '08:30:00';
            $endTime     = '12:30:00';
            if (isset($slotLookup[trim($slotName)])) {
                $gs = $slotLookup[trim($slotName)];
                $groupSlotId = (int)$gs['Group_Slot_ID'];
                $startTime   = $gs['Time_From'];
                $endTime     = $gs['Time_To'];
            }

$stmt = $this->db->prepare("
                SELECT Schedule_ID FROM course_group_schedule_main
                WHERE Program_ID = ? AND Course_ID = ? AND Group_ID = ? AND Time_Slot = ?
                  AND Start_Date = ? AND End_Date = ? AND Start_Time = ? AND End_Time = ?
            ");
            $stmt->bind_param('iiisssss', $programId, $courseId, $groupId, $slotName, $startDate, $endDate, $startTime, $endTime);
            $stmt->execute();
            $existing = $stmt->get_result()->fetch_assoc();
            $stmt->close();

$mainScheduleId = $existing ? (int)$existing['Schedule_ID'] : null;

if (!$mainScheduleId) {
                $stmt = $this->db->prepare("
                    INSERT INTO course_group_schedule_main
                    (Program_ID, Course_ID, Group_ID, Time_Slot_ID, Course_Hours, Reserve_Course, Time_Slot,
                     Start_Date, End_Date, Start_Time, End_Time, Assigned, Last_Updated)
                    VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, 0, NOW())
                ");
                $stmt->bind_param('iiiiissssss', $programId, $courseId, $groupId, $groupSlotId, $courseTime, $reserveCourse, $slotName, $startDate, $endDate, $startTime, $endTime);
                $stmt->execute();
                $mainScheduleId = (int)$stmt->insert_id;
                $stmt->close();
            }

foreach ($g['dates'] as $date) {
                $stmt = $this->db->prepare("
                    INSERT INTO schedule_course_for_group
                    (Schedule_ID, Program_ID, Course_ID, Group_ID, Group_Slot_ID, Course_Hours, Course_Name,
                     Reserve_Course, Time_Slot, Start_Date, End_Date, Start_Time, End_Time, Assigned, Last_Updated)
                    VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, 0, NOW())
                ");
                $stmt->bind_param('iiiiiisssssss', $mainScheduleId, $programId, $courseId, $groupId, $groupSlotId, $courseTime, $courseName, $reserveCourse, $slotName, $date, $date, $startTime, $endTime);
                $stmt->execute();
                $saved[] = [
                    'schedule_id' => $mainScheduleId,
                    'session_id'  => (int)$stmt->insert_id,
                    'course_id'   => $courseId,
                    'date'        => $date,
                    'slot'        => $slotName,
                ];
                $stmt->close();
            }
        }

return $saved;
    }
}

cmd: