Initial commit

app/Models/Dummy.php

@@ -0,0 +1,60 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Support\Facades\DB;
+
+class Dummy extends Model
+{
+    public static function addDummyTrack($data)
+    {
+        $id = DB::table("t_dummy_tracks")->insertGetId($data);
+        return $id;
+    }
+
+    public static function getByGpsId($gps_id)
+    {
+        return DB::select("SELECT * FROM t_dummy_tracks WHERE gps_id = ?;", [$gps_id]);
+    }
+
+    public static function updateDummyTrack($data)
+    {
+        return DB::table("t_dummy_tracks")->where("id", $data['id'])->update($data);
+    }
+
+    public static function deleteDummyTrack($data)
+    {
+        return DB::table("t_dummy_tracks")->where("id", $data['id'])->delete();
+    }
+
+    // ------------------------------------------------------------------------------------------------------------------------------------------------------------------
+
+    public static function addDummyHub($data)
+    {
+        $id = DB::table("t_dummy_hubs")->insertGetId($data);
+        return $id;
+    }
+
+    /**
+     * https://stackoverflow.com/questions/574691/mysql-great-circle-distance-haversine-formula
+     * miles: 3958.756 || 3959
+	 * km: 6371
+	 * meters: 6371000
+	 * more accurate using km/meters than miles i think ~ rafifmulia
+     */
+    public static function nearestHubInCircle($lat, $lng)
+    {
+        $query = "SELECT id,name, ( 6371000 * acos( cos( radians( :lat1 ) ) * cos( radians( lat ) )
+        * cos( radians( lng ) - radians( :lng ) ) + sin( radians( :lat2 ) ) * sin(radians( lat )) ) ) AS distance
+        FROM t_dummy_hubs
+        HAVING distance <= 800
+        ORDER BY distance;";
+        $params = [
+            'lat1' => $lat,
+            'lat2' => $lat,
+            'lng' => $lng,
+        ];
+        return DB::select($query, $params);
+    }
+}