add projet
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+411
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<?php
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namespace App\Http\Controllers\Api;
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use App\Models\ClassPrepAdjustment;
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use App\Models\ClassPreparationLog;
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use App\Models\ClassSection;
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use App\Models\Configuration;
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use App\Models\StudentClass;
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use Illuminate\Support\Facades\DB;
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class ClassPreparationController extends BaseApiController
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{
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protected StudentClass $studentClass;
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protected ClassPreparationLog $prepLog;
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protected ClassSection $classSection;
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protected Configuration $config;
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protected ClassPrepAdjustment $adjustment;
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protected ?string $schoolYear;
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protected ?string $semester;
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private array $allowedPrepCategories = [
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'Grade Box',
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'Large Table',
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'Regular Chair',
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'Small Chair',
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'Small Table',
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'Teacher Chair',
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'Trash Bin',
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'White Board',
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];
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public function __construct(
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StudentClass $studentClass,
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ClassPreparationLog $prepLog,
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ClassSection $classSection,
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Configuration $config,
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ClassPrepAdjustment $adjustment
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) {
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parent::__construct();
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$this->studentClass = $studentClass;
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$this->prepLog = $prepLog;
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$this->classSection = $classSection;
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$this->config = $config;
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$this->adjustment = $adjustment;
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$this->schoolYear = $this->config->getConfig('school_year');
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$this->semester = $this->config->getConfig('semester');
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}
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public function index()
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{
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$schoolYear = (string) ($this->request->getGet('school_year') ?? $this->schoolYear ?? '');
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$semester = (string) ($this->request->getGet('semester') ?? $this->semester ?? '');
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$allowed = $this->allowedPrepCategories;
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$classSections = $this->studentClass->newQuery()
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->selectRaw('class_section_id, COUNT(DISTINCT student_id) AS student_count')
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->where('school_year', $schoolYear)
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->where('semester', $semester)
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->groupBy('class_section_id')
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->get()
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->map(fn ($row) => (array) $row)
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->toArray();
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$inventoryMap = $this->buildInventoryMap($schoolYear, $semester);
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$requiredTotals = array_fill_keys($allowed, 0);
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$results = [];
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foreach ($classSections as $section) {
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$classSectionId = (string) ($section['class_section_id'] ?? '');
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$studentCount = (int) ($section['student_count'] ?? 0);
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$classLevel = $this->getClassLevelBySection($classSectionId);
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$className = $this->classSection->getClassSectionNameBySectionId($classSectionId) ?? $classSectionId;
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$baseItems = $this->calculatePrepItems($studentCount, $classLevel, $classSectionId);
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$rawAdjustments = $this->adjustment->newQuery()
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->where('class_section_id', $classSectionId)
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->where('school_year', $schoolYear)
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->where('adjustable', 1)
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->get()
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->map(fn ($row) => (array) $row)
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->toArray();
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$adjMap = ['Large Table' => 0, 'Small Table' => 0];
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foreach ($rawAdjustments as $adjustment) {
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$item = $adjustment['item_name'] ?? '';
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$delta = (int) ($adjustment['adjustment'] ?? 0);
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if (array_key_exists($item, $adjMap)) {
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$adjMap[$item] = $delta;
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}
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if (isset($baseItems[$item])) {
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$baseItems[$item] = max(0, (int) $baseItems[$item] + $delta);
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} elseif (in_array($item, $allowed, true)) {
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$baseItems[$item] = max(0, $delta);
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}
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}
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foreach ($allowed as $category) {
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$requiredTotals[$category] += (int) ($baseItems[$category] ?? 0);
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}
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$oldSnap = $this->prepLog->newQuery()
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->where('class_section_id', $classSectionId)
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->where('school_year', $schoolYear)
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->orderBy('created_at', 'DESC')
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->first();
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$oldPrep = $oldSnap ? json_decode($oldSnap['prep_data'] ?? '[]', true) : [];
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$hasChanged = $this->hasPrepChanged($baseItems, $oldPrep);
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$results[] = [
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'class_section' => $className,
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'class_section_id' => $classSectionId,
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'student_count' => $studentCount,
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'class_level' => $classLevel,
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'prep_items' => $baseItems,
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'needs_print' => $hasChanged,
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'last_printed_at' => $oldSnap['created_at'] ?? null,
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'adjustments' => $adjMap,
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];
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}
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$shortages = $this->calculateShortages($requiredTotals, $inventoryMap);
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return $this->success([
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'schoolYear' => $schoolYear,
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'semester' => $semester,
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'results' => $results,
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'totals' => $requiredTotals,
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'shortages' => $shortages,
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'available' => $inventoryMap,
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], 'Class preparation data retrieved');
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}
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public function saveAdjustment()
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{
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$data = $this->request->all();
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$sectionId = (string) ($data['class_section_id'] ?? '');
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$schoolYear = (string) ($data['school_year'] ?? $this->schoolYear ?? '');
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$adjustments = is_array($data['adjustments'] ?? null) ? $data['adjustments'] : [];
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$updated = 0;
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foreach ($adjustments as $itemName => $adjustment) {
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$row = $this->adjustment->newQuery()
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->where('class_section_id', $sectionId)
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->where('school_year', $schoolYear)
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->where('item_name', $itemName)
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->first();
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$payload = [
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'class_section_id' => $sectionId,
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'item_name' => $itemName,
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'adjustment' => (int) $adjustment,
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'school_year' => $schoolYear,
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'adjustable' => 1,
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];
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if ($row) {
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$this->adjustment->newQuery()
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->where('id', $row['id'])
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->update(['adjustment' => $payload['adjustment'], 'adjustable' => 1]);
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} else {
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$payload['created_at'] = utc_now();
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$this->adjustment->insert($payload);
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}
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$updated++;
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}
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return $this->success(['updated' => $updated], 'Adjustments saved successfully');
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}
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public function markPrinted()
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{
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$schoolYear = (string) ($this->request->getPost('school_year') ?? $this->schoolYear ?? '');
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$ids = $this->request->getPost('class_section_ids') ?? [];
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if (!is_array($ids)) {
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$ids = $ids ? [$ids] : [];
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}
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$ids = array_values(array_unique(array_filter(array_map('strval', $ids))));
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$now = utc_now();
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$count = 0;
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foreach ($ids as $classSectionId) {
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$studentRow = $this->studentClass->newQuery()
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->selectRaw('COUNT(DISTINCT student_id) AS cnt')
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->where('class_section_id', $classSectionId)
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->where('school_year', $schoolYear)
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->where('semester', $this->semester)
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->first();
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$studentCount = (int) ($studentRow['cnt'] ?? 0);
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$classLevel = $this->getClassLevelBySection((string) $classSectionId);
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$className = $this->classSection->getClassSectionNameBySectionId($classSectionId) ?? $classSectionId;
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$items = $this->calculatePrepItems($studentCount, $classLevel, (string) $classSectionId);
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$rawAdjustments = $this->adjustment->newQuery()
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->where('class_section_id', $classSectionId)
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->where('school_year', $schoolYear)
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->where('adjustable', 1)
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->get()
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->map(fn ($row) => (array) $row)
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->toArray();
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foreach ($rawAdjustments as $adjustment) {
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$item = $adjustment['item_name'] ?? '';
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$delta = (int) ($adjustment['adjustment'] ?? 0);
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if (isset($items[$item])) {
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$items[$item] = max(0, (int) $items[$item] + $delta);
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}
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}
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try {
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$this->prepLog->insert([
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'class_section_id' => (string) $classSectionId,
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'class_section' => $className,
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'school_year' => $schoolYear,
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'prep_data' => json_encode($items),
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'created_at' => $now,
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]);
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$count++;
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} catch (\Throwable $e) {
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// ignore and continue
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}
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}
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return $this->success(['updated' => $count], 'Marked sections as printed');
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}
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private function calculateShortages(array $requiredTotals, array $inventoryMap): array
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{
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$shortages = [];
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foreach ($requiredTotals as $item => $reqQty) {
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$have = (int) ($inventoryMap[$item] ?? 0);
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if ($have < (int) $reqQty) {
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$shortages[$item] = (int) $reqQty - $have;
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}
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}
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return $shortages;
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}
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private function getTeacherCountForSection(string $classSectionId, ?string $schoolYear = null): int
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{
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$schoolYear = $schoolYear ?? $this->schoolYear;
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$row = DB::table('teacher_class')
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->selectRaw('COUNT(*) AS cnt')
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->where('class_section_id', $classSectionId)
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->whereIn('position', ['main', 'ta'])
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->where('school_year', $schoolYear)
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->first();
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return (int) ($row->cnt ?? 0);
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}
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private function calculatePrepItems(int $students, int $classLevel, string $classSectionId): array
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{
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$allowed = $this->allowedPrepCategories;
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$items = array_fill_keys($allowed, 0);
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$categories = DB::table('inventory_categories')
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->select('name', 'grade_min', 'grade_max')
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->where('type', 'classroom')
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->whereIn('name', $allowed)
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->orderBy('name')
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->get()
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->map(fn ($row) => (array) $row)
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->toArray();
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$isLowerGrades = in_array($classLevel, [1, 2], true);
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$teacherCount = $this->getTeacherCountForSection($classSectionId);
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foreach ($categories as $category) {
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$name = $category['name'] ?? '';
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$gradeMin = $category['grade_min'];
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$gradeMax = $category['grade_max'];
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if ($gradeMin !== null && $classLevel < (int) $gradeMin) {
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$items[$name] = 0;
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continue;
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}
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if ($gradeMax !== null && $classLevel > (int) $gradeMax) {
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$items[$name] = 0;
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continue;
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}
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$qty = 0;
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switch (strtolower($name)) {
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case 'small table':
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$qty = $isLowerGrades ? (int) ceil($students / 3) : 0;
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break;
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case 'large table':
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$qty = $isLowerGrades ? 0 : (int) ceil($students / 4);
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break;
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case 'small chair':
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$qty = $isLowerGrades ? $students : 0;
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break;
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case 'regular chair':
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$qty = $isLowerGrades ? 0 : $students;
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break;
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case 'teacher chair':
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$qty = $teacherCount;
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break;
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case 'trash bin':
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case 'white board':
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case 'grade box':
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$qty = 1;
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break;
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default:
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$qty = 0;
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}
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if (array_key_exists($name, $items)) {
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$items[$name] = $qty;
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}
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}
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return $items;
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}
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private function hasPrepChanged(array $new, array $old): bool
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{
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ksort($new);
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ksort($old);
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return json_encode($new) !== json_encode($old);
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}
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private function buildInventoryMap(string $schoolYear, string $semester): array
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{
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$allowed = $this->allowedPrepCategories;
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$inventoryMap = array_fill_keys($allowed, 0);
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$queries = [
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DB::table('inventory_items as ii')
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->selectRaw('ic.name AS item_name, COALESCE(SUM(ii.good_qty),0) AS available')
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->join('inventory_categories as ic', 'ic.id', '=', 'ii.category_id')
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->where('ii.type', 'classroom')
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->where('ii.school_year', $schoolYear)
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->where('ii.semester', $semester)
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->whereIn('ic.name', $allowed)
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->groupBy('ic.name'),
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DB::table('inventory_items')
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->selectRaw('name AS item_name, COALESCE(SUM(good_qty),0) AS available')
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->where('type', 'classroom')
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->where('school_year', $schoolYear)
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->where('semester', $semester)
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->whereIn('name', $allowed)
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->groupBy('name'),
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DB::table('inventory_items as ii')
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->selectRaw('ic.name AS item_name, COALESCE(SUM(CASE WHEN ii.`condition`="good" THEN ii.quantity ELSE 0 END),0) AS available')
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->join('inventory_categories as ic', 'ic.id', '=', 'ii.category_id')
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->where('ii.type', 'classroom')
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->where('ii.school_year', $schoolYear)
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->where('ii.semester', $semester)
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->whereIn('ic.name', $allowed)
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->groupBy('ic.name'),
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DB::table('inventory_items')
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->selectRaw('name AS item_name, COALESCE(SUM(CASE WHEN `condition`="good" THEN quantity ELSE 0 END),0) AS available')
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->where('type', 'classroom')
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->where('school_year', $schoolYear)
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->where('semester', $semester)
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->whereIn('name', $allowed)
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->groupBy('name'),
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];
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foreach ($queries as $query) {
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foreach ($query->get() as $row) {
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$row = (array) $row;
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$name = (string) ($row['item_name'] ?? $row['name'] ?? '');
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$val = (int) ($row['available'] ?? 0);
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if ($name !== '' && isset($inventoryMap[$name])) {
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$inventoryMap[$name] = max($inventoryMap[$name], $val);
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}
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}
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}
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return $inventoryMap;
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}
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private function getClassLevelBySection(string $classSectionId): int
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{
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if (preg_match('/^(kg|k)(\b|[^a-z0-9])/i', $classSectionId)) {
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return 1;
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}
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$numeric = (int) preg_replace('/\D/', '', $classSectionId);
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if ($numeric > 0 && $numeric < 30) {
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$firstDigit = (int) substr((string) $numeric, 0, 1);
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return match ($firstDigit) {
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1 => 1,
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2 => 2,
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default => 3,
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};
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}
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return 3;
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}
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}
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Block a user