medal management

app/Repositories/MedalRepository.php

@@ -0,0 +1,54 @@
+<?php
+namespace App\Repositories;
+
+use App\Models\Medal;
+use App\Models\UserMedal;
+use Nexus\Database\NexusDB;
+
+class MedalRepository extends BaseRepository
+{
+    public function getList(array $params): \Illuminate\Contracts\Pagination\LengthAwarePaginator
+    {
+        $query = Medal::query();
+        list($sortField, $sortType) = $this->getSortFieldAndType($params);
+        $query->orderBy($sortField, $sortType);
+        return $query->paginate();
+    }
+
+    public function store(array $params)
+    {
+        return Medal::query()->create($params);
+    }
+
+    public function update(array $params, $id)
+    {
+        $medal = Medal::query()->findOrFail($id);
+        $medal->update($params);
+        return $medal;
+    }
+
+
+    public function getDetail($id)
+    {
+        return Medal::query()->findOrFail($id);
+    }
+
+    /**
+     * delete a medal, also will delete all user medal.
+     *
+     * @param $id
+     * @return bool
+     */
+    public function delete($id): bool
+    {
+        $medal = Medal::query()->findOrFail($id);
+        NexusDB::transaction(function () use ($medal) {
+            do {
+                $deleted = UserMedal::query()->where('medal_id', $medal->id)->limit(10000)->delete();
+            } while ($deleted > 0);
+            $medal->delete();
+        });
+        return true;
+    }
+
+}