API documentation generator command (Postman & Markdown-mdx)

.vscode/settings.json

@@ -1,3 +1,4 @@
 {
-  "php-cs-fixer.executablePath": "${workspaceFolder}/vendor/bin/php-cs-fixer"
-}
+  "php-cs-fixer.executablePath": "${workspaceFolder}/vendor/bin/php-cs-fixer",
+  "php.version": "8.3.1"
+}

composer.json

@@ -34,7 +34,7 @@
         "tomasvotruba/type-coverage": "^0.2.1"
     },
     "suggest": {
-        "hammerstone/fast-paginate": "Improves jsonApiPaginate method performance (SQL database query pagination)",
+        "aaronfrancis/fast-paginate": "Improves jsonApiPaginate method performance (SQL database query pagination)",
         "laravel/scout": "Integrate search with JsonApiResponse using its search method"
     },
     "minimum-stability": "dev",

config/apiable.php

@@ -1,23 +1,19 @@
 <?php
 
+use OpenSoutheners\LaravelApiable\Enums\ResponseType;
 use OpenSoutheners\LaravelApiable\Http\AllowedFilter;
 use OpenSoutheners\LaravelApiable\Http\AllowedSort;
 
 return [
 
-    /**
-     * Resource type model map.
-     *
-     * @see https://docs.opensoutheners.com/laravel-apiable/guide/#getting-started
-     */
-    'resource_type_map' => [],
-
     /**
      * Default options for request query filters, sorts, etc.
      *
      * @see https://docs.opensoutheners.com/laravel-apiable/guide/requests.html
      */
     'requests' => [
+        'validate' => ! ((bool) env('APIABLE_DEV_MODE', false)),
+
         'validate_params' => false,
 
         'filters' => [
@@ -37,7 +33,7 @@
      */
     'responses' => [
         'formatting' => [
-            'type' => 'application/vnd.api+json',
+            'type' => ResponseType::JsonApi->value,
             'force' => false,
         ],
 
@@ -54,4 +50,21 @@
         'include_ids_on_attributes' => false,
     ],
 
+    /**
+     * Default options for responses like: normalize relations names, include allowed filters and sorts, etc.
+     *
+     * @see https://docs.opensoutheners.com/laravel-apiable/guide/documentation.html
+     */
+    'documentation' => [
+
+        'markdown' => [
+            'base_path' => 'storage/exports/markdown',
+        ],
+
+        'postman' => [
+            'base_path' => 'storage/exports',
+        ],
+
+    ],
+
 ];

src/Attributes/AppendsQueryParam.php

@@ -3,12 +3,22 @@
 namespace OpenSoutheners\LaravelApiable\Attributes;
 
 use Attribute;
+use OpenSoutheners\LaravelApiable\ServiceProvider;
 
 #[Attribute(Attribute::TARGET_CLASS | Attribute::TARGET_METHOD | Attribute::IS_REPEATABLE)]
 final class AppendsQueryParam extends QueryParam
 {
-    public function __construct(public string $type, public array $attributes)
+    public function __construct(public string $type, public array $attributes, public string $description = '')
     {
         //
     }
+
+    public function getTypeAsResource(): string
+    {
+        if (! str_contains($this->type, '\\')) {
+            return $this->type;
+        }
+
+        return ServiceProvider::getTypeForModel($this->type);
+    }
 }

src/Attributes/FieldsQueryParam.php

@@ -3,12 +3,22 @@
 namespace OpenSoutheners\LaravelApiable\Attributes;
 
 use Attribute;
+use OpenSoutheners\LaravelApiable\ServiceProvider;
 
 #[Attribute(Attribute::TARGET_CLASS | Attribute::TARGET_METHOD | Attribute::IS_REPEATABLE)]
 final class FieldsQueryParam extends QueryParam
 {
-    public function __construct(public string $type, public array $fields)
+    public function __construct(public string $type, public array $fields, public string $description = '')
     {
         //
     }
+
+    public function getTypeAsResource(): string
+    {
+        if (! str_contains($this->type, '\\')) {
+            return $this->type;
+        }
+
+        return ServiceProvider::getTypeForModel($this->type);
+    }
 }

src/Attributes/FilterQueryParam.php

@@ -3,12 +3,71 @@
 namespace OpenSoutheners\LaravelApiable\Attributes;
 
 use Attribute;
+use Illuminate\Support\Carbon;
+use Illuminate\Support\Str;
+use OpenSoutheners\LaravelApiable\Http\QueryParamValueType;
 
 #[Attribute(Attribute::TARGET_CLASS | Attribute::TARGET_METHOD | Attribute::IS_REPEATABLE)]
 final class FilterQueryParam extends QueryParam
 {
-    public function __construct(public string $attribute, public int|array|null $type = null, public $values = '*')
-    {
+    public function __construct(
+        public string $attribute,
+        public int|array|null $type = null,
+        public string|array|QueryParamValueType $values = '*',
+        public string $description = ''
+    ) {
         //
     }
+
+    public function getDataType(): QueryParamValueType|array
+    {
+        if ($this->values instanceof QueryParamValueType) {
+            return $this->values;
+        }
+
+        if (is_array($this->values)) {
+            return array_unique(
+                array_map(
+                    fn ($value) => $this->assertDataType($value),
+                    $this->values
+                )
+            );
+        }
+
+        return $this->assertDataType($this->values);
+    }
+
+    protected function assertDataType(mixed $value): QueryParamValueType
+    {
+        if (is_numeric($value)) {
+            return QueryParamValueType::Integer;
+        }
+
+        if ($this->isTimestamp($value)) {
+            return QueryParamValueType::Timestamp;
+        }
+
+        if (in_array($value, ['true', 'false'])) {
+            return QueryParamValueType::Boolean;
+        }
+
+        if (Str::isJson($value)) {
+            return QueryParamValueType::Object;
+        }
+
+        // TODO: Array like "param[0]=foo&param[1]=bar"...
+
+        return QueryParamValueType::String;
+    }
+
+    protected function isTimestamp(mixed $value): bool
+    {
+        try {
+            Carbon::parse($value);
+
+            return true;
+        } catch (\Exception $e) {
+            return false;
+        }
+    }
 }

src/Attributes/ForceAppendAttribute.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace OpenSoutheners\LaravelApiable\Attributes;
+
+use Attribute;
+
+#[Attribute(Attribute::TARGET_CLASS | Attribute::TARGET_METHOD | Attribute::IS_REPEATABLE)]
+class ForceAppendAttribute
+{
+    public function __construct(public string|array $type, public string|array $attributes)
+    {
+        //
+    }
+}

src/Attributes/IncludeQueryParam.php

@@ -7,7 +7,7 @@
 #[Attribute(Attribute::TARGET_CLASS | Attribute::TARGET_METHOD | Attribute::IS_REPEATABLE)]
 final class IncludeQueryParam extends QueryParam
 {
-    public function __construct(public string|array $relationships)
+    public function __construct(public string|array $relationships, public string $description = '')
     {
         //
     }

src/Attributes/QueryParam.php

@@ -2,7 +2,7 @@
 
 namespace OpenSoutheners\LaravelApiable\Attributes;
 
-class QueryParam
+abstract class QueryParam
 {
     //
 }

src/Attributes/SearchFilterQueryParam.php

@@ -3,11 +3,12 @@
 namespace OpenSoutheners\LaravelApiable\Attributes;
 
 use Attribute;
+use OpenSoutheners\LaravelApiable\Http\QueryParamValueType;
 
 #[Attribute(Attribute::TARGET_CLASS | Attribute::TARGET_METHOD)]
 final class SearchFilterQueryParam extends QueryParam
 {
-    public function __construct(public string $attribute, public $values = '*')
+    public function __construct(public string $attribute, public string|array|QueryParamValueType $values = '*', public string $description = '')
     {
         //
     }

src/Attributes/SearchQueryParam.php

@@ -7,7 +7,7 @@
 #[Attribute(Attribute::TARGET_CLASS | Attribute::TARGET_METHOD)]
 final class SearchQueryParam extends QueryParam
 {
-    public function __construct(public bool $allowSearch = true)
+    public function __construct(public bool $allowSearch = true, public string $description = '')
     {
         //
     }

src/Attributes/SortQueryParam.php

@@ -8,7 +8,7 @@
 #[Attribute(Attribute::TARGET_CLASS | Attribute::TARGET_METHOD | Attribute::IS_REPEATABLE)]
 final class SortQueryParam extends QueryParam
 {
-    public function __construct(public string $attribute, public ?int $direction = AllowedSort::BOTH)
+    public function __construct(public string $attribute, public ?int $direction = AllowedSort::BOTH, public string $description = '')
     {
         //
     }

src/Console/ApiableDocgenCommand.php

@@ -0,0 +1,123 @@
+<?php
+
+namespace OpenSoutheners\LaravelApiable\Console;
+
+use Illuminate\Console\Command;
+use Illuminate\Filesystem\Filesystem;
+use Illuminate\Routing\Route;
+use Illuminate\Routing\RouteCollection;
+use Illuminate\Routing\Router;
+use Illuminate\Support\Str;
+use OpenSoutheners\LaravelApiable\Documentation\Generator;
+
+class ApiableDocgenCommand extends Command
+{
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'apiable:docgen
+                            {--exclude= : Exclude routes containing the following list on their URI paths (comma separated)}
+                            {--only= : Generate documentation only for routes containing the following on their URI paths}
+                            {--markdown : Generate documentation in raw and reusable Markdown}
+                            {--postman : Generate documentation as Postman collection}';
+
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'Generate API documentation based on JSON:API endpoints.';
+
+    /**
+     * Create a new console command instance.
+     *
+     * @return void
+     */
+    public function __construct(
+        protected Router $router,
+        protected Generator $generator,
+        protected Filesystem $filesystem,
+        protected array $files = [],
+        protected array $resources = [],
+        protected array $endpoints = []
+    ) {
+        parent::__construct();
+    }
+
+    /**
+     * Execute the console command.
+     *
+     * @return int
+     */
+    public function handle()
+    {
+        $exportFormat = $this->askForExportFormat();
+
+        $this->generator->generate();
+
+        // TODO: Auth event with Sanctum or Passport?
+        match ($exportFormat) {
+            'postman' => $this->exportEndpointsToPostman(),
+            'markdown' => $this->exportEndpointsToMarkdown(),
+            default => null
+        };
+
+        foreach ($this->files as $path => $content) {
+            $this->filesystem->ensureDirectoryExists(Str::beforeLast($path, '/'));
+
+            $this->filesystem->put($path, $content);
+        }
+
+        $this->info("Export successfully to {$exportFormat}");
+
+        return 0;
+    }
+
+    public function exportEndpointsToMarkdown()
+    {
+        $this->files = array_merge($this->files, $this->generator->toMarkdown());
+    }
+
+    // TODO: Update with new array data structure from fetchRoutes
+    protected function exportEndpointsToPostman(): void
+    {
+        $this->files[config('apiable.documentation.postman.base_path').'/documentation.postman_collection.json'] = $this->generator->toPostmanCollection();
+    }
+
+    protected function filterRoutesToDocument(RouteCollection $routes)
+    {
+        $filterOnlyBy = $this->option('only');
+
+        return array_filter(iterator_to_array($routes), function (Route $route) use ($filterOnlyBy) {
+            $hasBeenExcluded = Str::is(array_merge(explode(',', $this->option('exclude')), [
+                '_debugbar/*', '_ignition/*', 'nova-api/*', 'nova/*', 'nova',
+            ]), $route->uri());
+
+            if ($hasBeenExcluded) {
+                return false;
+            }
+
+            if ($filterOnlyBy) {
+                return Str::is($filterOnlyBy, $route->uri());
+            }
+
+            return true;
+        });
+    }
+
+    protected function askForExportFormat()
+    {
+        $postman = $this->option('postman');
+        $markdown = $this->option('markdown');
+
+        $formatOptions = compact('postman', 'markdown');
+
+        if (empty($formatOptions)) {
+            $option = $this->askWithCompletion('Export API documentation using format', array_keys($formatOptions));
+        }
+
+        return head(array_keys(array_filter($formatOptions)));
+    }
+}