完成商品兑换配置增删改查的redis缓存处理

app/Http/Controllers/ExchangeSettingsController.php

@@ -41,8 +41,11 @@ class ExchangeSettingsController extends Controller
     {
         $page = $request->has('page') ? $request->page : self::DEFAULT_PAGE;
         $pageSize = $request->has('page_size') ? $request->page_size : self::DEFAULT_PAGE_SIZE;
-
-        $result = $exchangeSetting->getExchangeSettingList($page, $pageSize, $filter);
+        if ($request->has('is_api') && $request->is_api) {
+            $result = $exchangeSetting->getExchangeSettingListForApi();
+        } else {
+            $result = $exchangeSetting->getExchangeSettingList($page, $pageSize, $filter);
+        }
 
         return $this->Export(0, 'ok', $result);
     }

app/Models/ExchangeSetting.php

@@ -5,6 +5,7 @@ namespace App\Models;
 
 
 use App\Http\Filters\QueryFilter;
+use Common\Model\RedisModel;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Support\Facades\DB;
 
@@ -33,20 +34,149 @@ class ExchangeSetting extends Model
         return ['data' => $settings, 'count' => $count];
     }
 
+    public function getExchangeSettingListForApi()
+    {
+        //先从redis里面查询是否有列表,没有的话从MySQL里面取出并且放入redis
+        $redis = new RedisModel();
+        $settings = $this->getExchangeSettingsFromRedis();
+        $count = 0;
+        if (!$settings) {
+            $result = $this->addExchangeSettingListToRedis();
+            if (!$result) {
+                ErrorLog(ErrorCode(19, 5), '写入商品配置列表到Redis失败');
+                $count = ExchangeSetting::where('status', 1)->count();
+                $settings = $this->getExchangeSettingsFromRedis();
+            }
+        } else {
+            $count = $redis->hlen('ic_welfare_integrals');
+        }
+        $settings = arraySequence($settings, 'id', 'SORT_ASC');
+
+        return ['data' => array_values($settings), 'count' => $count];
+    }
+
+
+    //从redis查询出商品配置项
+    public function getExchangeSettingsFromRedis()
+    {
+        $redis = new RedisModel();
+        $settings = $redis->hgetall('ic_exchange_settings');
+        $settings = array_map(function ($value) {
+            return json_decode($value, true);
+        }, $settings);
+
+        return $settings;
+    }
+
+    //添加商品配置项到Redis
+    public function addExchangeSettingListToRedis()
+    {
+        $settings = ExchangeSetting::where('status', 1)
+            ->get()->toArray();
+        $redis = new RedisModel();
+        //转换数据存储到Redis的哈希类型
+        $data = [];
+        foreach ($settings as $key => $setting) {
+            $map = [
+                'id'     => $setting['id'],
+                'name'   => $setting['name'],
+                'amount' => $setting['amount'],
+                'type'   => $setting['type'],
+                'status' => $setting['status'],
+            ];
+            $data[$setting['id']] = json_encode($map);
+        }
+        //这里如果没有数据放到缓存了,直接删除key
+        if ($data) {
+            $redis->hmset('ic_exchange_settings', $data);
+        } else {
+            $redis->del('ic_exchange_settings');
+        }
+    }
+
+
     public function addExchangeSetting($data = [])
     {
-        $result = DB::table('exchange_settings')->insert($data);
+        $result = DB::transaction(function () use ($data) {
+            $id = DB::table('exchange_settings')->insertGetId($data);
+            $data['id'] = $id;
+            if (!$id) {
+                return false;
+            }
+            $this->addIntegralToRedis($id, $data);
+
+            return true;
+        }, 5);
 
         return $result;
     }
 
+    //添加单个商品兑换配置到redis
+    public function addIntegralToRedis($id, $setting)
+    {
+        $redis = new RedisModel();
+        $data = [
+            'id'     => $setting['id'],
+            'name'   => $setting['name'],
+            'amount' => $setting['amount'],
+            'type'   => $setting['type'],
+            'status' => $setting['status'],
+        ];
+
+        //添加的时候,状态是可用的才会添加到redis
+        if ($setting['status']) {
+            $redis->hset('ic_exchange_settings', $id, json_encode($data));
+        }
+    }
+
     public function updateExchangeSetting($id, $data = [])
     {
-        $result = DB::table('exchange_settings')->where('id', $id)->update($data);
+        $result = DB::transaction(function () use ($id, $data) {
+            $result = DB::table('exchange_settings')->where('id', $id)
+                ->update($data);
+            if (!$result) {
+                return false;
+            }
+
+            if ($result) {
+                $this->changeExchangeSettingFromRedis([$id]);
+            }
+
+            return true;
+        }, 5);
 
         return $result;
     }
 
+    //因为修改状态会涉及到不少信息的更变,所以直接重新更新有变化的数据(根据ids)
+    public function changeExchangeSettingFromRedis($ids = [])
+    {
+        if ($ids) {
+            $changedSettings = DB::table('exchange_settings')
+                ->whereIn('id', $ids)->get()->toArray();
+
+            $needDelete = $needUpdate = [];
+            foreach ($changedSettings as $key => $value) {
+                //判断是不是禁用,如果是禁用,就从redis里面删除
+                if (!$value->status) {
+                    $needDelete[] = $value->id;
+                } else {
+                    $needUpdate[$value->id] = json_encode($value);
+                }
+            }
+
+            $redis = new RedisModel();
+            if ($needDelete) {
+                $redis->hdel('ic_exchange_settings', $needDelete);
+            }
+            if ($needUpdate) {
+                $redis->hmset('ic_exchange_settings', $needUpdate);
+            }
+        }
+
+        return true;
+    }
+
     public function deleteExchangeSetting($ids = [])
     {
         $res = DB::table('exchange_settings')->whereIn('id', $ids)->delete();
@@ -63,11 +193,17 @@ class ExchangeSetting extends Model
      */
     public function batchUpdateStatus($status, $ids = [])
     {
-        $res = DB::table('exchange_settings')
-            ->whereIn('id', $ids)
-            ->update(['status' => (int)$status, 'update_time' => time()]);
+        $result = DB::transaction(function () use ($ids, $status) {
+            $result = DB::table('exchange_settings')->whereIn('id', $ids)->update(['status' => $status]);
+            if (!$result) {
+                return false;
+            }
+            $this->changeExchangeSettingFromRedis($ids);
 
-        return $res;
+            return true;
+        }, 5);
+
+        return $result;
     }
 
 

common @ 6a492b76

-Subproject commit f196a4b6f17e81c0e6df02710896f08973e89391
+Subproject commit 6a492b76f3938205ed9d94cd12b81d66feea657d