From eb6c95c8625ca3af4d52a9edb3b49f065e542412 Mon Sep 17 00:00:00 2001
From: Vahn Gomes <me@vahngomes.dev>
Date: Fri, 15 Sep 2023 18:23:08 -0400
Subject: [PATCH] Add PDCController with a generate method to generate a
 Pre-Departure Clearance (PDC) for a flight.

---
 .../Http/Controllers/API/PDCController.php    | 77 +++++++++++++++++++
 .../RequestBodies/PDC/GenerateRequestBody.php | 51 ++++++++++++
 .../OpenApi/Responses/PDC/FailureResponse.php | 62 +++++++++++++++
 .../OpenApi/Responses/PDC/SuccessResponse.php | 39 ++++++++++
 src/routes/api.php                            |  7 ++
 5 files changed, 236 insertions(+)
 create mode 100644 src/app/Http/Controllers/API/PDCController.php
 create mode 100644 src/app/OpenApi/RequestBodies/PDC/GenerateRequestBody.php
 create mode 100644 src/app/OpenApi/Responses/PDC/FailureResponse.php
 create mode 100644 src/app/OpenApi/Responses/PDC/SuccessResponse.php

diff --git a/src/app/Http/Controllers/API/PDCController.php b/src/app/Http/Controllers/API/PDCController.php
new file mode 100644
index 0000000..325746b
--- /dev/null
+++ b/src/app/Http/Controllers/API/PDCController.php
@@ -0,0 +1,77 @@
+<?php
+
+namespace App\Http\Controllers\API;
+
+use App\Http\Controllers\Controller;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Validator;
+use Vyuldashev\LaravelOpenApi\Attributes as OpenApi;
+use App\Custom\Helpers;
+
+#[OpenApi\PathItem]
+class PDCController extends Controller
+{
+
+    /**
+     * Generate a Pre-Departure Clearance (PDC) for a flight.
+     * 
+     * This endpoint generates a PDC for a flight based on the provided parameters.
+     *
+     * @param Request $request An instance of the HTTP request which should contain both 'icao' and 'id' parameters.
+     * @return JsonResponse A JSON response. It can be:
+     *                      1. A success response with the generated PDC.
+     *                      2. An error response indicating an error with the request.
+     */
+    #[OpenApi\Operation(tags: ['Miscellaneous'])]
+    #[OpenApi\RequestBody(factory: \App\OpenApi\RequestBodies\PDC\GenerateRequestBody::class)]
+    #[OpenApi\Response(factory: \App\OpenApi\Responses\PDC\FailureResponse::class, statusCode: 400)]
+    #[OpenApi\Response(factory: \App\OpenApi\Responses\PDC\SuccessResponse::class, statusCode: 200)]
+    public function generate(Request $request)
+    {
+        // Define validation rules for the request data
+        $rules = [
+            'callsign' => 'required|string',
+            'departure' => 'required|string',
+            'arrival' => 'required|string',
+            'route' => 'required|string',
+            'aircraft' => 'required|string',
+            'altitude' => 'required|string',
+            'squawk' => 'required|string',
+            'departure_time' => 'required|date_format:Y-m-d\TH:i:s\Z',
+            'remarks' => 'nullable|string',
+        ];
+
+        // Validate the request data
+        $validator = Validator::make($request->all(), $rules);
+
+        // Check if validation fails
+        if ($validator->fails()) {
+            return Helpers::response('Validation failed', ['error' => $validator->errors()], 400);
+        }
+
+        // Get request data
+        $callsign = $request->input('callsign');
+        $departure = $request->input('departure');
+        $arrival = $request->input('arrival');
+        $route = $request->input('route');
+        $aircraft = $request->input('aircraft');
+        $altitude = $request->input('altitude');
+        $squawk = $request->input('squawk');
+        $departure_time = $request->input('departure_time');
+        $remarks = $request->input('remarks');
+
+        // Build PDC
+        $pdc = "PDC FOR $callsign\n";
+        $pdc .= "DEPARTING $departure\n";
+        $pdc .= "ARRIVING $arrival\n";
+        $pdc .= "VIA $route\n";
+        $pdc .= "AIRCRAFT $aircraft\n";
+        $pdc .= "ALTITUDE $altitude\n";
+        $pdc .= "SQUAWK $squawk\n";
+        $pdc .= "DEPARTURE TIME $departure_time\n";
+        $pdc .= "REMARKS $remarks\n";
+        $pdc .= "END PDC";
+
+        return Helpers::response('PDC generated successfully', ['pdc' => $pdc], 200);
+    }
+}
diff --git a/src/app/OpenApi/RequestBodies/PDC/GenerateRequestBody.php b/src/app/OpenApi/RequestBodies/PDC/GenerateRequestBody.php
new file mode 100644
index 0000000..df23dd0
--- /dev/null
+++ b/src/app/OpenApi/RequestBodies/PDC/GenerateRequestBody.php
@@ -0,0 +1,51 @@
+<?php
+
+namespace App\OpenApi\RequestBodies\PDC;
+
+use GoldSpecDigital\ObjectOrientedOAS\Objects\MediaType;
+use GoldSpecDigital\ObjectOrientedOAS\Objects\RequestBody;
+use GoldSpecDigital\ObjectOrientedOAS\Objects\Schema;
+use Vyuldashev\LaravelOpenApi\Factories\RequestBodyFactory;
+
+class GenerateRequestBody extends RequestBodyFactory
+{
+    public function build(): RequestBody
+    {
+        // Define the schema for the request body
+        $response = Schema::object()->properties(
+            Schema::string('callsign')
+                ->example('AAL123')
+                ->description('The callsign of the flight.'),
+            Schema::string('departure')
+                ->example('KJAX')
+                ->description('The departure airport ICAO code.'),
+            Schema::string('arrival')
+                ->example('KDFW')
+                ->description('The arrival airport ICAO code.'),
+            Schema::string('route')
+                ->example('JAX5 J14 MEI J17 MEM J6 PLESS J180 CYN')
+                ->description('The route of the flight.'),
+            Schema::string('aircraft')
+                ->example('B737')
+                ->description('The aircraft type.'),
+            Schema::string('altitude')
+                ->example('FL350')
+                ->description('The altitude of the flight.'),
+            Schema::string('squawk')
+                ->example('1234')
+                ->description('The squawk code of the flight.'),
+            Schema::string('departure_time')
+                ->example('2023-09-15T14:00:00Z')
+                ->description('The departure time of the flight in ISO 8601 format.'),
+            Schema::string('remarks')
+                ->example('VIP onboard, special meal requests')
+                ->description('Any remarks for the flight.'),
+        );
+
+        return RequestBody::create('GeneratePDC')
+            ->description('Generate a Pre-Departure Clearance (PDC) for a flight.')
+            ->content(
+                MediaType::json()->schema($response)
+            );
+    }
+}
diff --git a/src/app/OpenApi/Responses/PDC/FailureResponse.php b/src/app/OpenApi/Responses/PDC/FailureResponse.php
new file mode 100644
index 0000000..45f932b
--- /dev/null
+++ b/src/app/OpenApi/Responses/PDC/FailureResponse.php
@@ -0,0 +1,62 @@
+<?php
+
+namespace App\OpenApi\Responses\PDC;
+
+use GoldSpecDigital\ObjectOrientedOAS\Objects\MediaType;
+use GoldSpecDigital\ObjectOrientedOAS\Objects\Response;
+use GoldSpecDigital\ObjectOrientedOAS\Objects\Schema;
+use Vyuldashev\LaravelOpenApi\Factories\ResponseFactory;
+use Vyuldashev\LaravelOpenApi\Contracts\Reusable;
+
+class FailureResponse extends ResponseFactory implements Reusable
+{
+    public function build(): Response
+    {
+        $response = Schema::object()->properties(
+            Schema::string('status')
+                ->example('error')
+                ->enum('success', 'error')
+                ->description('The status of the response indicating the success or failure of the operation.'),
+            Schema::string('message')
+                ->example('Validation failed')
+                ->description('A human-readable message providing additional information about the status.'),
+            Schema::integer('code')
+                ->example(200)
+                ->description('An optional status code for the response. It typically indicates the HTTP status code.'),
+            Schema::object('data')->properties(
+                Schema::object('error')->properties(
+                    Schema::string('callsign')
+                        ->example('The callsign field is required.')
+                        ->description('The error message for the callsign field.'),
+                    Schema::string('departure')
+                        ->example('The departure field is required.')
+                        ->description('The error message for the departure field.'),
+                    Schema::string('arrival')
+                        ->example('The arrival field is required.')
+                        ->description('The error message for the arrival field.'),
+                    Schema::string('route')
+                        ->example('The route field is required.')
+                        ->description('The error message for the route field.'),
+                    Schema::string('aircraft')
+                        ->example('The aircraft field is required.')
+                        ->description('The error message for the aircraft field.'),
+                    Schema::string('altitude')
+                        ->example('The altitude field is required.')
+                        ->description('The error message for the altitude field.'),
+                    Schema::string('squawk')
+                        ->example('The squawk field is required.')
+                        ->description('The error message for the squawk field.'),
+                    Schema::string('departure_time')
+                        ->example('The departure time field is required.')
+                        ->description('The error message for the departure time field.'),
+                )
+            )
+        );
+
+        return Response::create('FailedGeneratePDC')
+            ->description('Failed to generate a Pre-Departure Clearance (PDC) for a flight.')
+            ->content(
+                MediaType::json()->schema($response)
+            );
+    }
+}
diff --git a/src/app/OpenApi/Responses/PDC/SuccessResponse.php b/src/app/OpenApi/Responses/PDC/SuccessResponse.php
new file mode 100644
index 0000000..0fce2cd
--- /dev/null
+++ b/src/app/OpenApi/Responses/PDC/SuccessResponse.php
@@ -0,0 +1,39 @@
+<?php
+
+namespace App\OpenApi\Responses\PDC;
+
+use GoldSpecDigital\ObjectOrientedOAS\Objects\MediaType;
+use GoldSpecDigital\ObjectOrientedOAS\Objects\Response;
+use GoldSpecDigital\ObjectOrientedOAS\Objects\Schema;
+use Vyuldashev\LaravelOpenApi\Factories\ResponseFactory;
+use Vyuldashev\LaravelOpenApi\Contracts\Reusable;
+
+class SuccessResponse extends ResponseFactory implements Reusable
+{
+    public function build(): Response
+    {
+        $response = Schema::object()->properties(
+            Schema::string('status')
+                ->example('success')
+                ->enum('success', 'error')
+                ->description('The status of the response indicating the success or failure of the operation.'),
+            Schema::string('message')
+                ->example('PDC generated successfully')
+                ->description('A human-readable message providing additional information about the status.'),
+            Schema::integer('code')
+                ->example(200)
+                ->description('An optional status code for the response. It typically indicates the HTTP status code.'),
+            Schema::object('data')->properties(
+                Schema::string('pdc')
+                    ->example('PDC FOR AAL123\nDEPARTING KJAX\nARRIVING KDFW\nVIA JAX5 J14 MEI J17 MEM J6 PLESS J180 CYN\nAIRCRAFT B737\nALTITUDE FL350\nSQUAWK 1234\nDEPARTURE TIME 2023-09-15T14:00:00Z\nREMARKS VIP onboard, special meal requests\nEND PDC')
+                    ->description('The generated PDC.'),
+            )
+        );
+
+        return Response::create('GeneratePDC')
+            ->description('Generate a Pre-Departure Clearance (PDC) for a flight.')
+            ->content(
+                MediaType::json()->schema($response)
+            );
+    }
+}
diff --git a/src/routes/api.php b/src/routes/api.php
index 446590c..4a30fc4 100644
--- a/src/routes/api.php
+++ b/src/routes/api.php
@@ -3,6 +3,7 @@
 use App\Http\Controllers\API\HealthCheckController;
 use App\Http\Controllers\API\AirportController;
 use App\Http\Controllers\API\TextToSpeechController;
+use App\Http\Controllers\API\PDCController;
 use Illuminate\Support\Facades\Route;
 
 /*
@@ -50,4 +51,10 @@
         // Delete atis audio file
         Route::delete('/', [TextToSpeechController::class, 'delete']);
     });
+
+    // PDC Generator
+    Route::prefix('pdc')->group(function () {
+        // Generate PDC
+        Route::post('/', [PDCController::class, 'generate'])->name('api.pdc.generate');
+    });
 });