Show custom maps in device overview (#15985)

* Show custom maps in device overview

* remove extra line return

* Sort by name

app/Models/Device.php

@@ -794,6 +794,11 @@ class Device extends BaseModel
         return $this->hasMany(Ipv4Mac::class, 'device_id');
     }
 
+    public function maps(): HasManyThrough
+    {
+        return $this->hasManyThrough(CustomMap::class, CustomMapNode::class, 'device_id', 'custom_map_id', 'device_id', 'custom_map_id');
+    }
+
     public function mefInfo(): HasMany
     {
         return $this->hasMany(MefInfo::class, 'device_id');

includes/html/pages/device/overview.inc.php

@@ -15,6 +15,7 @@ echo '
     <div class="col-md-6">
 ';
 require 'includes/html/dev-overview-data.inc.php';
+require 'overview/maps.inc.php';
 require 'includes/html/dev-groups-overview-data.inc.php';
 require 'overview/puppet_agent.inc.php';
 

includes/html/pages/device/overview/maps.inc.php

@@ -0,0 +1,7 @@
+<?php
+
+$maps = DeviceCache::getPrimary()->maps;
+
+if ($maps->isNotEmpty()) {
+    echo view('device.overview.maps', ['maps' => $maps->sortBy('name')]);
+}

resources/views/device/overview/maps.blade.php

@@ -0,0 +1,13 @@
+<div class="row">
+    <div class="col-md-12">
+        <x-panel class="device-overview panel-condensed">
+            <x-slot name="heading">
+                <i class="fa fa-map-marked fa-lg icon-theme" aria-hidden="true"></i>
+                <strong>{{ __('Custom Maps') }}</strong>
+            </x-slot>
+            @foreach($maps as $map)
+                <p><a href="{{ route('maps.custom.show', $map->custom_map_id) }}">{{ $map->name }}</a></p>
+            @endforeach
+        </x-panel>
+    </div>
+</div>