wip

app/Domain/UserVacationStatsRetriever.php

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+<?php
+
+declare(strict_types=1);
+
+namespace Toby\Domain;
+
+use Illuminate\Database\Eloquent\Builder;
+use Illuminate\Database\Eloquent\Collection;
+use Toby\Domain\Enums\VacationRequestState;
+use Toby\Domain\Enums\VacationType;
+use Toby\Eloquent\Models\User;
+use Toby\Eloquent\Models\YearPeriod;
+
+class UserVacationStatsRetriever
+{
+    public function __construct(protected VacationTypeConfigRetriever $configRetriever)
+    {
+    }
+
+    public function getUsedVacationDays(User $user, YearPeriod $yearPeriod): int
+    {
+        return $user
+            ->vacations()
+            ->where("year_period_id", $yearPeriod->id)
+            ->whereRelation(
+                "vacationRequest",
+                fn(Builder $query) => $query
+                    ->whereIn("type", $this->getLimitableVacationTypes())
+                    ->states(VacationRequestState::successStates()),
+            )
+            ->count();
+    }
+
+    public function getPendingVacationDays(User $user, YearPeriod $yearPeriod): int
+    {
+        return $user
+            ->vacations()
+            ->where("year_period_id", $yearPeriod->id)
+            ->whereRelation(
+                "vacationRequest",
+                fn(Builder $query) => $query
+                    ->whereIn("type", $this->getLimitableVacationTypes())
+                    ->states(VacationRequestState::pendingStates()),
+            )
+            ->count();
+    }
+
+    public function getOtherApprovedVacationDays(User $user, YearPeriod $yearPeriod): int
+    {
+        return $user
+            ->vacations()
+            ->where("year_period_id", $yearPeriod->id)
+            ->whereRelation(
+                "vacationRequest",
+                fn(Builder $query) => $query
+                    ->whereIn("type", $this->getNotLimitableVacationTypes())
+                    ->states(VacationRequestState::successStates()),
+            )
+            ->count();
+    }
+
+    public function getVacationDaysLimit(User $user, YearPeriod $yearPeriod): int
+    {
+        $limit = $user->vacationLimits()
+            ->where("year_period_id", $yearPeriod->id)
+            ->first()
+            ->days;
+
+        return $limit ?? 0;
+    }
+
+    protected function getLimitableVacationTypes(): Collection
+    {
+        $types = new Collection(VacationType::cases());
+
+        return $types->filter(fn(VacationType $type) => $this->configRetriever->hasLimit($type));
+    }
+
+    protected function getNotLimitableVacationTypes(): Collection
+    {
+        $types = new Collection(VacationType::cases());
+
+        return $types->filter(fn(VacationType $type) => !$this->configRetriever->hasLimit($type));
+    }
+}