From 26fe2ecd731290e0f3321df4eef752c46b3e506e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9D=8E=E9=9D=99?= <lym125@gmail.com>
Date: Sat, 25 Dec 2021 17:05:46 +0800
Subject: [PATCH] =?UTF-8?q?=E8=8E=B7=E5=8F=96/=E8=AE=BE=E7=BD=AE=E5=BA=94?=
 =?UTF-8?q?=E7=94=A8=E8=AE=BE=E7=BD=AE?=
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---
 app/Models/Setting.php               |   5 ++
 app/Providers/AppServiceProvider.php |  14 ++++
 app/Services/SettingService.php      | 113 +++++++++++++++++++++++++++
 app/helpers.php                      |  28 +++----
 4 files changed, 146 insertions(+), 14 deletions(-)
 create mode 100644 app/Services/SettingService.php

diff --git a/app/Models/Setting.php b/app/Models/Setting.php
index 742dc07c..6e238e2a 100644
--- a/app/Models/Setting.php
+++ b/app/Models/Setting.php
@@ -11,6 +11,11 @@ class Setting extends Model
     use HasFactory;
     use HasDateTimeFormatter;
 
+    protected $casts = [
+        'key' => 'string',
+        'value' => 'json',
+    ];
+
     protected $fillable = [
         'key', 'value', 'remarks',
     ];
diff --git a/app/Providers/AppServiceProvider.php b/app/Providers/AppServiceProvider.php
index 087e3800..11ccc8f5 100644
--- a/app/Providers/AppServiceProvider.php
+++ b/app/Providers/AppServiceProvider.php
@@ -2,6 +2,7 @@
 
 namespace App\Providers;
 
+use App\Services\SettingService;
 use EasyWeChat\Factory as EasyWeChatFactory;
 use EasyWeChat\Payment\Application as EasyWeChatPaymentApplication;
 use Illuminate\Database\Eloquent\Relations\Relation;
@@ -22,6 +23,7 @@ class AppServiceProvider extends ServiceProvider
         $this->registerEasySms();
         $this->registerEasyWeChat();
         $this->registerRequestRealIp();
+        $this->registerSettings();
     }
 
     /**
@@ -76,4 +78,16 @@ class AppServiceProvider extends ServiceProvider
             return $this->ip();
         });
     }
+
+    /**
+     * 注册应用设置服务
+     *
+     * @return void
+     */
+    protected function registerSettings()
+    {
+        $this->app->singleton(SettingService::class, function ($app) {
+            return new SettingService($app['cache.store']);
+        });
+    }
 }
diff --git a/app/Services/SettingService.php b/app/Services/SettingService.php
new file mode 100644
index 00000000..51c3874a
--- /dev/null
+++ b/app/Services/SettingService.php
@@ -0,0 +1,113 @@
+<?php
+
+namespace App\Services;
+
+use App\Models\Setting;
+use Illuminate\Contracts\Cache\Repository as Cache;
+use Illuminate\Database\Eloquent\ModelNotFoundException;
+
+class SettingService
+{
+    /**
+     * @var array
+     */
+    protected $items = [];
+
+    /**
+     * @var integer
+     */
+    protected $ttl = 1800;
+
+    /**
+     * @param \Illuminate\Contracts\Cache\Repository $cache
+     */
+    public function __construct(
+        protected Cache $cache,
+    ) {
+    }
+
+    /**
+     * @param array|string $key
+     * @param mixed $default
+     * @return mixed
+     */
+    public function get($key, $default = null)
+    {
+        if (is_array($key)) {
+            return $this->getMany($key);
+        }
+
+        if (! array_key_exists($key, $this->items)) {
+            try {
+                $this->items[$key] = $this->cache->remember($this->cacheKey($key), $this->ttl, function () use ($key) {
+                    $settings = Setting::where('key', $key)->firstOrFail();
+
+                    return $settings->value;
+                });
+            } catch (ModelNotFoundException $e) {
+                return $default;
+            }
+        }
+
+        return $this->items[$key];
+    }
+
+    /**
+     * @param array $keys
+     * @return array
+     */
+    public function getMany(array $keys)
+    {
+        $settings = [];
+
+        foreach ($keys as $key => $default) {
+            if (is_numeric($key)) {
+                [$key, $default] = [$default, null];
+            }
+
+            $settings[$key] = $this->get($key, $default);
+        }
+
+        return $settings;
+    }
+
+    /**
+     * @param array|string $key
+     * @param mixed $value
+     * @return void
+     */
+    public function set($key, $value = null)
+    {
+        $keys = is_array($key) ? $key : [$key => $value];
+
+        foreach ($keys as $key => $value) {
+            Setting::updateOrCreate([
+                'key' => $key,
+            ], [
+                'value' => $value,
+            ]);
+
+            $this->cleanCache($key);
+        }
+    }
+
+    /**
+     * @param string $key
+     * @return void
+     */
+    protected function cleanCache(string $key): void
+    {
+        unset($this->items[$key]);
+
+        $this->cache->forget($this->cacheKey($key));
+    }
+
+    /**
+     * @param string $key
+     * @return string
+     */
+    protected function cacheKey(string $key): string
+    {
+        return "settings.{$key}";
+    }
+}
diff --git a/app/helpers.php b/app/helpers.php
index a1d42f80..3ae4585c 100644
--- a/app/helpers.php
+++ b/app/helpers.php
@@ -1,27 +1,27 @@
 <?php
 
-use App\Models\Setting;
+use App\Services\SettingService;
 
-if (!function_exists('app_settings')) {
+if (! function_exists('app_settings')) {
+    /**
+     * 获取/设置应用设置项
+     *
+     * @param array|string $key
+     * @param mixed $default
+     * @return mixed
+     *
+     * @return mixed|\App\Services\SettingService
+     */
     function app_settings($key = null, $default = null)
     {
-        // app('config')->set($key);
-        // dd(123456);
         if (is_null($key)) {
-            return $default;
+            return app(SettingService::class);
         }
 
         if (is_array($key)) {
-            foreach ($key as $i => $value) {
-                Setting::updateOrCreate([
-                    'key' => $i,
-                ], [
-                    'value' => $value,
-                ]);
-            }
-            return $key;
+            return app(SettingService::class)->set($key);
         }
 
-        return Setting::where('key', $key)->value('value', $default);
+        return app(SettingService::class)->get($key, $default);
     }
 }