读取数据

app/Http/Controllers/IndexController.php

@@ -3,6 +3,7 @@
 namespace App\Http\Controllers;
 
 
+use App\Http\Services\CommonService;
 use Illuminate\Routing\Controller as BaseController;
 use Illuminate\Support\Facades\Cache;
 use Illuminate\Support\Facades\Log;
@@ -248,7 +249,9 @@ class IndexController extends BaseController
 
     public function lora2()
     {
-        return view('http.lora22');
+        Cache::flush();
+
+        return view('http.lora2');
     }
 
     public function getPelmaStore()
@@ -279,9 +282,39 @@ class IndexController extends BaseController
     {
 //        echo Cache::get('blood');
 
-        $data = request('blood');
-        Cache::put('blood', $data);
-        Log::info($data);
+        $request_data = request()->all();
+
+        $lora_mac = config("custom.lora_mac");
+
+        if (empty($request_data['node']) || empty($request_data['data'])){
+            return 'error';
+        }
+
+        if (!in_array($request_data['node'], $lora_mac)){
+            return 'error';
+        }
+        //血氧80.1
+        $blood = substr($request_data['data'], 0, 4);
+        $blood1 = hexdec(substr($blood, 0, 2));
+        $blood2 = substr($blood, 2, 2);
+        $blood2 = CommonService::customHex2dec($blood2);
+        Cache::put('blood' . $request_data['node'], ($blood1 + $blood2) * 100);
+
+        //体温36.1
+        $temperature = substr($request_data['data'], 4, 4);
+        $temperature1 = hexdec(substr($temperature, 0, 2));
+        $temperature2 = substr($temperature, 2, 2);
+        $temperature2 = CommonService::customHex2dec($temperature2);
+        Cache::put('temperature' . $request_data['node'], $temperature1 + $temperature2);
+        //心跳70
+        $heart = substr($request_data['data'], 8, 4);
+        $heart = hexdec(substr($heart, 0, 2));
+        Cache::put('heart' . $request_data['node'], $heart);
+        //脉搏70
+        $heart2 = substr($request_data['data'], 12, 4);
+        $heart2 = hexdec(substr($heart2, 0, 2));
+        Cache::put('heart2' . $request_data['node'], $heart2);
+
         return 'ok';
     }
 
@@ -325,55 +358,68 @@ class IndexController extends BaseController
      */
     public function loraDeviceList()
     {
-        return [
-            [
-                'name' => '设备1',
-                'mac' => '61',
-                'online' => 0,
-            ],
-            [
-                'name' => '设备2',
-                'mac' => '62',
-                'online' => 0,
-            ],
-            [
-                'name' => '设备3',
-                'mac' => '63',
+        $lora_mac = config("custom.lora_mac");
+
+        $devices = [];
+        foreach ($lora_mac as $key => $mac){
+            $devices[] = [
+                'name' => '设备' . ($key + 1),
+                'mac' => $mac,
                 'online' => 0,
-            ],
             ];
         }
 
+        return $devices;
+    }
+
     public function loraData2()
     {
         $time = (int)(time() . '000');
-        $blood = [
+
+        $request_data = request()->all();
+
+        $node = $request_data['node'] ?? config("custom.lora_mac")[0];
+
+        $return_data = [];
+        $blood_data = Cache::get('blood' . $node, '');
+        if ($blood_data){
+            $return_data['blood'] = [
                 [
                     $time,
-                80,
+                    $blood_data,
                 ]
             ];
+        }
 
-        $temperature = [
+        $temperature_data = Cache::get('temperature' . $node, '');
+        if ($temperature_data){
+            $return_data['temperature'] = [
                 [
                     $time,
-                36.1,
+                    $temperature_data,
                 ]
             ];
+        }
 
-        $heart = [
+        $heart_data = Cache::get('heart' . $node, '');
+        if ($heart_data){
+            $return_data['heart'] = [
                 [
                     $time,
-                78,
+                    $heart_data,
                 ]
             ];
+        }
 
-        $humidity = [
+        $heart2_data = Cache::get('heart2' . $node, '');
+        if ($heart2_data){
+            $return_data['humidity'] = [
                 [
                     $time,
-                81.4,
+                    $heart2_data,
                 ]
             ];
+        }
 
         $total = [50, 70, 90, 85, 80, 75, 70, 65, 60, 55];
 
@@ -386,13 +432,7 @@ class IndexController extends BaseController
             ];
         }
 
-        return [
-            'blood' => $blood,
-            'temperature' => $temperature,
-            'heart' => $heart,
-            'humidity' => $humidity,
-            'total_data' => $total_data,
-        ];
+        return $return_data;
     }
 
     /**

app/Http/Services/CommonService.php

@@ -0,0 +1,40 @@
+<?php
+namespace App\Http\Services;
+
+
+class CommonService{
+    /**
+     * 十进制小数转十六进制
+     * @param float $decimal
+     * @param $len
+     * @return string
+     */
+    public static function customDec2hex(float $decimal, $len = 8) {
+        $hex = '';
+        $count = 0;
+        # 只取小数部分
+        $decimal = fmod($decimal, 1);
+        while ($count++ < $len) {
+            $dec16 = $decimal * 16;
+            # 取整 转16进制
+            $hex .= dechex((int)$dec16);
+            # 取小数部分
+            $decimal = fmod($dec16, 1);
+        }
+        return $hex;
+    }
+
+    /**
+     * 十六进制小数转十进制
+     * @param $hexadecimal
+     * @return float|int
+     */
+    public static function customHex2dec($hexadecimal) {
+        $dec = 0;
+        for ($i = 0; $i < strlen($hexadecimal); $i++) {
+            $dec += hexdec($hexadecimal[$i]) / pow(16, $i + 1);
+        }
+
+        return $dec;
+    }
+}

config/custom.php

@@ -0,0 +1,9 @@
+<?php
+
+return [
+    'lora_mac' => [
+//        "616162626364",
+//        "616162626365",
+        "616162626366",
+    ],
+];

resources/views/http/lora22.blade.php

@@ -384,7 +384,7 @@
                 _rawData.temperature.forEach(value => data_temperature.push(value));
                 _rawData.heart.forEach(value => data_heart.push(value));
                 _rawData.humidity.forEach(value => data_humidity.push(value));
-                _rawData.total_data.forEach(value => data_total.push(value));
+                // _rawData.total_data.forEach(value => data_total.push(value));
 
                 myChart.setOption({
                     series: [
@@ -401,10 +401,10 @@
                             name: '湿度',
                             data: data_humidity
                         },
-                        {
-                            name: '总体',
-                            data: data_total
-                        }
+                        // {
+                        //     name: '总体',
+                        //     data: data_total
+                        // }
                     ]
                 });
             });