From 2d3de61fe3a2797623177cfee9b8eb0fb7cb092f Mon Sep 17 00:00:00 2001
From: Richard Muvirimi <richard@tyganeutronics.com>
Date: Fri, 19 Apr 2024 20:03:37 +0200
Subject: [PATCH] Send daily system status messages

---
 .env.example                             |  1 +
 app/Console/Commands/Status.php          | 51 +++++++++++++++++++++
 app/Console/Kernel.php                   |  2 +
 app/Http/Controllers/RatesController.php |  9 +++-
 app/Mail/StatusMail.php                  | 57 ++++++++++++++++++++++++
 app/Traits/QueriesFaultyRates.php        | 20 +++++++++
 resources/views/mail/status.blade.php    | 30 +++++++++++++
 routes/web.php                           |  3 ++
 8 files changed, 172 insertions(+), 1 deletion(-)
 create mode 100644 app/Console/Commands/Status.php
 create mode 100644 app/Mail/StatusMail.php
 create mode 100644 app/Traits/QueriesFaultyRates.php
 create mode 100644 resources/views/mail/status.blade.php

diff --git a/.env.example b/.env.example
index f79100c..17ba7b2 100644
--- a/.env.example
+++ b/.env.example
@@ -37,6 +37,7 @@ MAIL_PASSWORD=null
 MAIL_ENCRYPTION=null
 MAIL_FROM_ADDRESS="hello@example.com"
 MAIL_FROM_NAME="${APP_NAME}"
+MAIL_TO_ADDRESS=
 
 AWS_ACCESS_KEY_ID=
 AWS_SECRET_ACCESS_KEY=
diff --git a/app/Console/Commands/Status.php b/app/Console/Commands/Status.php
new file mode 100644
index 0000000..c592468
--- /dev/null
+++ b/app/Console/Commands/Status.php
@@ -0,0 +1,51 @@
+<?php
+
+namespace App\Console\Commands;
+
+use App\Mail\StatusMail;
+use App\Traits\QueriesFaultyRates;
+use Illuminate\Console\Command;
+use Illuminate\Support\Facades\Mail;
+
+class Status extends Command
+{
+    use QueriesFaultyRates;
+
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'app:status';
+
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'Send Server StatusMail Report';
+
+    /**
+     * Execute the console command.
+     */
+    public function handle(): void
+    {
+        $this->info('Retrieving rates for status...');
+        $this->newLine();
+
+        $rates = $this->getFaultyRates();
+
+        if ($rates->count() === 0) {
+            $this->info('No rates have issues, all good!');
+        } else {
+            $this->info('Sending status mail...');
+
+            Mail::send(new StatusMail($rates));
+
+            $this->info('Status mail sent!');
+        }
+
+        $this->newLine();
+
+    }
+}
diff --git a/app/Console/Kernel.php b/app/Console/Kernel.php
index 73eb91a..9b313c5 100644
--- a/app/Console/Kernel.php
+++ b/app/Console/Kernel.php
@@ -15,6 +15,8 @@ protected function schedule(Schedule $schedule): void
         // $schedule->command('inspire')->hourly();
         $schedule->command('sanctum:prune-expired --hours=24')->hourly();
         $schedule->command('app:scrape')->hourly()->between('8:00', '20:00');
+
+        $schedule->command('app:status')->daily()->at('06:00');
     }
 
     /**
diff --git a/app/Http/Controllers/RatesController.php b/app/Http/Controllers/RatesController.php
index 8af9146..8cd135d 100644
--- a/app/Http/Controllers/RatesController.php
+++ b/app/Http/Controllers/RatesController.php
@@ -3,7 +3,9 @@
 namespace App\Http\Controllers;
 
 use App\GraphQL\Queries\InfoQuery;
+use App\Mail\StatusMail;
 use App\Rules\IsBoolean;
+use App\Traits\QueriesFaultyRates;
 use App\Traits\ResolvesRates;
 use Exception;
 use Illuminate\Http\JsonResponse;
@@ -13,7 +15,7 @@
 
 class RatesController extends Controller
 {
-    use ResolvesRates;
+    use QueriesFaultyRates, ResolvesRates;
 
     public function version0(Request $request): JsonResponse
     {
@@ -57,4 +59,9 @@ public function version1(Request $request): JsonResponse
             ], Response::HTTP_INTERNAL_SERVER_ERROR);
         }
     }
+
+    public function status(): StatusMail
+    {
+        return new StatusMail($this->getFaultyRates());
+    }
 }
diff --git a/app/Mail/StatusMail.php b/app/Mail/StatusMail.php
new file mode 100644
index 0000000..672e718
--- /dev/null
+++ b/app/Mail/StatusMail.php
@@ -0,0 +1,57 @@
+<?php
+
+namespace App\Mail;
+
+use Illuminate\Bus\Queueable;
+use Illuminate\Database\Eloquent\Collection;
+use Illuminate\Mail\Mailable;
+use Illuminate\Mail\Mailables\Address;
+use Illuminate\Mail\Mailables\Attachment;
+use Illuminate\Mail\Mailables\Content;
+use Illuminate\Mail\Mailables\Envelope;
+use Illuminate\Queue\SerializesModels;
+
+class StatusMail extends Mailable
+{
+    use Queueable, SerializesModels;
+
+    /**
+     * Create a new message instance.
+     */
+    public function __construct(protected Collection $rates)
+    {
+        //
+    }
+
+    /**
+     * Get the message envelope.
+     */
+    public function envelope(): Envelope
+    {
+        return new Envelope(
+            to : new Address(env('MAIL_TO_ADDRESS'), env('MAIL_TO_ADDRESS')),
+            subject: sprintf('%s server status email! %d issues!', env('APP_NAME'), $this->rates->count()),
+        );
+    }
+
+    /**
+     * Get the message content definition.
+     */
+    public function content(): Content
+    {
+        return new Content(
+            markdown: 'mail.status',
+            with: ['rates' => $this->rates],
+        );
+    }
+
+    /**
+     * Get the attachments for the message.
+     *
+     * @return array<int, Attachment>
+     */
+    public function attachments(): array
+    {
+        return [];
+    }
+}
diff --git a/app/Traits/QueriesFaultyRates.php b/app/Traits/QueriesFaultyRates.php
new file mode 100644
index 0000000..d0ab356
--- /dev/null
+++ b/app/Traits/QueriesFaultyRates.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Traits;
+
+use App\Models\Rate;
+use Carbon\Carbon;
+use Carbon\CarbonInterface;
+
+trait QueriesFaultyRates
+{
+    public function getFaultyRates()
+    {
+        return Rate::query()
+            ->enabled()
+            ->whereDate('updated_at', '<', Carbon::now('UTC')->subHours(6)->format(CarbonInterface::DEFAULT_TO_STRING_FORMAT))
+            ->where('status_message', '<>', '')
+            ->where('status', '=', true)
+            ->get();
+    }
+}
diff --git a/resources/views/mail/status.blade.php b/resources/views/mail/status.blade.php
new file mode 100644
index 0000000..ccaa486
--- /dev/null
+++ b/resources/views/mail/status.blade.php
@@ -0,0 +1,30 @@
+{{--@formatter:off--}}
+<x-mail::message>
+# {{ config('app.name') }} Site Scraping Status!
+
+@if( $rates->count() > 0 )
+### {{ $rates->count() }} rates where not successfully scraped in the last 24 hrs.
+
+<x-mail::panel>
+@foreach ($rates as $index => $rate)
+{{ $rate->id }}. [{{ $rate->name }}]({{ $rate->url }})
+    - Rate: {{ $rate->rate . $rate->currency_base}}
+    - Checked: {{ $rate->updated_at->format("M d, H:m") }} ({{ $rate->updated_at->diffForHumans() }})
+    - Message: {{ $rate->status_message }}
+    <br>
+@endforeach
+</x-mail::panel>
+@else
+### All rates where successfully scraped in the period leading upto the last 6 hrs.
+@endif
+
+Thanks,<br>
+
+{{ config('app.name') }}
+
+<x-mail::button :url="url('status')" color="primary">
+    View In Browser
+</x-mail::button>
+
+</x-mail::message>
+{{--@formatter:on--}}
diff --git a/routes/web.php b/routes/web.php
index ee3977c..7cd0206 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -1,5 +1,6 @@
 <?php
 
+use App\Http\Controllers\RatesController;
 use Illuminate\Support\Arr;
 use Illuminate\Support\Facades\Artisan;
 use Illuminate\Support\Facades\Route;
@@ -32,6 +33,8 @@
     Artisan::call('app:scrape');
 });
 
+Route::get('/status', [RatesController::class, 'status']);
+
 $appData = json_decode(file_get_contents(base_path('composer.json')), true);
 
 $data = [