WIP

Author: RhysLees

src/Authenticator/InstagramAuthenticator.php

@@ -3,6 +3,7 @@
 namespace CodebarAg\LaravelInstagram\Authenticator;
 
 use DateTimeImmutable;
+use Illuminate\Support\Carbon;
 use Saloon\Contracts\OAuthAuthenticator;
 use Saloon\Http\PendingRequest;
 
@@ -52,10 +53,12 @@ public function getAccessToken(): string
 
     /**
      * Get the refresh token
+     *
+     * @throws \Exception
      */
     public function getRefreshToken(): ?string
     {
-        return $this->refreshToken;
+        throw new \Exception('Instagram does not provide refresh tokens. use getAccessToken() instead.');
     }
 
     /**
@@ -71,7 +74,9 @@ public function getExpiresAt(): ?DateTimeImmutable
      */
     public function isRefreshable(): bool
     {
-        return isset($this->refreshToken);
+        Carbon::createFromTimestamp($this->getExpiresAt()->getTimestamp())->diffInDays();
+
+        return now()->subHours(24)->gt($this->getExpiresAt());
     }
 
     /**

src/Connectors/InstagramConnector.php

@@ -3,17 +3,11 @@
 namespace CodebarAg\LaravelInstagram\Connectors;
 
 use CodebarAg\LaravelInstagram\Authenticator\InstagramAuthenticator;
-use CodebarAg\LaravelInstagram\Requests\Authentication\GetAccessTokenRequest;
-use CodebarAg\LaravelInstagram\Requests\Authentication\GetShortLivedAccessTokenRequest;
+use CodebarAg\LaravelInstagram\Traits\AuthorizationCodeGrant;
 use DateTimeImmutable;
 use Saloon\Contracts\OAuthAuthenticator;
-use Saloon\Exceptions\InvalidStateException;
-use Saloon\Exceptions\OAuthConfigValidationException;
 use Saloon\Helpers\OAuth2\OAuthConfig;
 use Saloon\Http\Connector;
-use Saloon\Http\Request;
-use Saloon\Http\Response;
-use Saloon\Traits\OAuth2\AuthorizationCodeGrant;
 
 class InstagramConnector extends Connector
 {
@@ -61,51 +55,4 @@ protected function defaultOauthConfig(): OAuthConfig
             ->setTokenEndpoint('https://api.instagram.com/oauth/access_token')
             ->setUserEndpoint('/me');
     }
-
-    /**
-     * Get the short lived access token.
-     *
-     * @template TRequest of \Saloon\Http\Request
-     *
-     * @param  callable(TRequest): (void)|null  $requestModifier
-     *
-     * @throws \Saloon\Exceptions\InvalidStateException
-     * @throws OAuthConfigValidationException
-     */
-    public function getShortLivedAccessToken(string $code, ?string $state = null, ?string $expectedState = null, bool $returnResponse = false, ?callable $requestModifier = null): OAuthAuthenticator|Response
-    {
-        $this->oauthConfig()->validate();
-
-        if (! empty($state) && ! empty($expectedState) && $state !== $expectedState) {
-            throw new InvalidStateException;
-        }
-
-        $request = $this->resolveShortLivedAccessTokenRequest($code, $this->oauthConfig());
-
-        $request = $this->oauthConfig()->invokeRequestModifier($request);
-
-        if (is_callable($requestModifier)) {
-            $requestModifier($request);
-        }
-
-        $response = $this->send($request);
-
-        if ($returnResponse === true) {
-            return $response;
-        }
-
-        $response->throw();
-
-        return $this->createOAuthAuthenticatorFromResponse($response);
-    }
-
-    protected function resolveAccessTokenRequest(string $code, OAuthConfig $oauthConfig): Request
-    {
-        return new GetAccessTokenRequest($code, $oauthConfig);
-    }
-
-    protected function resolveShortLivedAccessTokenRequest(string $code, OAuthConfig $oauthConfig): Request
-    {
-        return new GetShortLivedAccessTokenRequest($code, $oauthConfig);
-    }
 }

src/Requests/Authentication/GetRefreshAccessTokenRequest.php

@@ -0,0 +1,49 @@
+<?php
+
+declare(strict_types=1);
+
+namespace CodebarAg\LaravelInstagram\Requests\Authentication;
+
+use Saloon\Enums\Method;
+use Saloon\Http\Request;
+use Saloon\Traits\Plugins\AcceptsJson;
+
+class GetRefreshAccessTokenRequest extends Request
+{
+    use AcceptsJson;
+
+    /**
+     * Define the method that the request will use.
+     */
+    protected Method $method = Method::GET;
+
+    /**
+     * Define the endpoint for the request.
+     */
+    public function resolveEndpoint(): string
+    {
+        return 'https://graph.instagram.com/refresh_access_token';
+    }
+
+    /**
+     * Requires the authorization code and OAuth 2 config.
+     */
+    public function __construct(protected string $code) {}
+
+    /**
+     * Register the default data.
+     *
+     * @return array{
+     *     grant_type: string,
+     *     access_token: string,
+     *     client_secret: string,
+     * }
+     */
+    public function defaultQuery(): array
+    {
+        return [
+            'grant_type' => 'ig_exchange_token',
+            'access_token' => $this->code,
+        ];
+    }
+}