root
98 lines
3.6 KiB
PHP
98 lines
3.6 KiB
PHP
<?php
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namespace App\Services\ClassPreparation;
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use Illuminate\Support\Facades\DB;
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class ClassPreparationInventoryService
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{
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public function buildAvailability(string $schoolYear, string $semester, bool $limitToSemester, array $allowed): array
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{
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$inventoryMap = array_fill_keys($allowed, 0);
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$joinRows = DB::table('inventory_items as ii')
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->select('ic.name AS item_name, COALESCE(SUM(CASE WHEN ii.good_qty IS NOT NULL AND ii.good_qty > 0 THEN ii.good_qty WHEN ii.`condition`=\"good\" THEN ii.quantity ELSE ii.quantity 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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->whereIn('ic.name', $allowed);
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if ($limitToSemester && $semester !== '') {
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$joinRows->where('ii.semester', $semester);
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}
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$joinRows = $joinRows->groupBy('ic.name')->get()->toArray();
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foreach ($joinRows as $r) {
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$name = (string) ($r->item_name ?? '');
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if ($name !== '' && isset($inventoryMap[$name])) {
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$inventoryMap[$name] = max($inventoryMap[$name], (int) ($r->available ?? 0));
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}
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}
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$nameRows = DB::table('inventory_items')
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->select('name AS item_name, COALESCE(SUM(CASE WHEN good_qty IS NOT NULL AND good_qty > 0 THEN good_qty WHEN `condition`=\"good\" THEN quantity ELSE quantity END),0) AS available')
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->where('type', 'classroom')
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->where('school_year', $schoolYear)
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->whereIn('name', $allowed);
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if ($limitToSemester && $semester !== '') {
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$nameRows->where('semester', $semester);
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}
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$nameRows = $nameRows->groupBy('name')->get()->toArray();
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foreach ($nameRows as $r) {
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$name = (string) ($r->item_name ?? '');
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if ($name !== '' && isset($inventoryMap[$name])) {
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$inventoryMap[$name] = max($inventoryMap[$name], (int) ($r->available ?? 0));
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}
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}
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$needsFallback = array_filter($inventoryMap, static fn ($v) => (int) $v === 0);
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if (!empty($needsFallback)) {
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$fallbackRows = DB::table('inventory_items')
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->select('name AS item_name, COALESCE(SUM(CASE WHEN good_qty IS NOT NULL AND good_qty > 0 THEN good_qty WHEN `condition`=\"good\" THEN quantity ELSE quantity END),0) AS available')
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->where('type', 'classroom')
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->whereIn('name', array_keys($needsFallback))
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->groupBy('name')
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->get()
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->toArray();
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foreach ($fallbackRows as $r) {
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$name = (string) ($r->item_name ?? '');
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if ($name !== '' && isset($inventoryMap[$name])) {
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$inventoryMap[$name] = max($inventoryMap[$name], (int) ($r->available ?? 0));
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}
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}
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}
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foreach ($inventoryMap as $name => $value) {
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if ((int) $value !== 0) {
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continue;
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}
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$goodQty = (int) DB::table('inventory_items')
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->where('type', 'classroom')
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->where('name', $name)
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->sum('good_qty');
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if ($goodQty > 0) {
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$inventoryMap[$name] = $goodQty;
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continue;
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}
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$qty = (int) DB::table('inventory_items')
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->where('type', 'classroom')
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->where('name', $name)
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->sum('quantity');
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if ($qty > 0) {
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$inventoryMap[$name] = $qty;
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}
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}
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return $inventoryMap;
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}
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}
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