Implement post routes on link controller

app/Http/Controllers/LodestoneLinkController.php

@@ -68,7 +68,7 @@ class LodestoneLinkController extends Controller
     ) {
         $lodestoneId = $this->lodestoneCacheService->getCharacterByName($server, $name, $this->lodestoneApiService)->lodestoneId;
 
-        return $this->lodestoneLinkingService->validateLinkDiscord($lodestoneId, $discordUserId, $request->post('code'));
+        return $this->lodestoneLinkingService->validateLinkDiscord($lodestoneId, $discordUserId, $request->json()->get('code'));
     }
 
     public function linkDiscordId(
@@ -76,7 +76,7 @@ class LodestoneLinkController extends Controller
         int $discordUserId,
         Request $request
     ) {
-        return $this->lodestoneLinkingService->validateLinkDiscord($lodestoneId, $discordUserId, $request->post('code'));
+        return $this->lodestoneLinkingService->validateLinkDiscord($lodestoneId, $discordUserId, $request->json()->get('code'));
     }
 
     public function linkWebsiteName(
@@ -88,7 +88,7 @@ class LodestoneLinkController extends Controller
     ) {
         $lodestoneId = $this->lodestoneCacheService->getCharacterByName($server, $name, $this->lodestoneApiService)->lodestoneId;
 
-        return $this->lodestoneLinkingService->validateLinkWebsite($lodestoneId, $hostname, $websiteUserId, $request->post('code'));
+        return $this->lodestoneLinkingService->validateLinkWebsite($lodestoneId, $hostname, $websiteUserId, $request->json()->get('code'));
     }
 
     public function linkWebsiteId(
@@ -97,6 +97,6 @@ class LodestoneLinkController extends Controller
         int $websiteUserId,
         Request $request
     ) {
-        return $this->lodestoneLinkingService->validateLinkWebsite($lodestoneId, $hostname, $websiteUserId, $request->post('code'));
+        return $this->lodestoneLinkingService->validateLinkWebsite($lodestoneId, $hostname, $websiteUserId, $request->json()->get('code'));
     }
 }

app/Services/LodestoneLinkingService.php

@@ -96,17 +96,82 @@ class LodestoneLinkingService
         ];
     }
 
-    public function validateLinkDiscord($lodestoneId, int $discordUserId, string $code)
+    public function validateLinkDiscord($lodestoneId, $discordUserId, $code)
     {
+        $character = $this->lodestoneCacheService->getCharacterById($lodestoneId, $this->lodestoneApiService)->content;
+
+        $linkCode = LinkCode::where('expires', '>', Carbon::now())
+            ->where('lodestoneId', $lodestoneId)
+            ->where('discordUserId', $discordUserId)
+            ->first();
+
+        if ($linkCode === null) {
+            // There is no code for that user
+            return $this->getLinkDiscord($lodestoneId, $discordUserId);
+        }
+
+        if ($linkCode->code !== $code) {
+            // The provided code is not valid
             return [
-            'error' => 'Not yet implemented'
+                'linked' => false,
+                'error' => 'Invalid code'
             ];
         }
 
-    public function validateLinkWebsite($lodestoneId, string $hostname, int $websiteUserId, string $code)
+        UserLink::updateOrCreate([
-    {
+            'lodestoneId' => $lodestoneId
+        ], [
+            'discordUserId' => $discordUserId
+        ]);
+        $linkCode->delete();
+
         return [
-            'error' => 'Not yet implemented'
+            'linked' => true,
+            'lodestoneId' => $character['Character']['ID'],
+            'server' => $character['Character']['Server'],
+            'name' => $character['Character']['Name'],
+            'discordUserId' => $discordUserId
+        ];
+    }
+
+    public function validateLinkWebsite($lodestoneId, $hostname, $websiteUserId, $code)
+    {
+        $character = $this->lodestoneCacheService->getCharacterById($lodestoneId, $this->lodestoneApiService)->content;
+
+        $linkCode = LinkCode::where('expires', '>', Carbon::now())
+            ->where('lodestoneId', $lodestoneId)
+            ->where('websiteHostname', $hostname)
+            ->where('websiteUserId', $websiteUserId)
+            ->first();
+
+        if ($linkCode === null) {
+            // There is no code for that user
+            return $this->getLinkWebsite($lodestoneId, $hostname, $websiteUserId);
+        }
+
+        if ($linkCode->code !== $code) {
+            // The provided code is not valid
+            return [
+                'linked' => false,
+                'error' => 'Invalid code'
+            ];
+        }
+
+        UserLink::updateOrCreate([
+            'lodestoneId' => $lodestoneId
+        ], [
+            'websiteHostname' => $hostname,
+            'websiteUserId' => $websiteUserId
+        ]);
+        $linkCode->delete();
+
+        return [
+            'linked' => true,
+            'lodestoneId' => $character['Character']['ID'],
+            'server' => $character['Character']['Server'],
+            'name' => $character['Character']['Name'],
+            'websiteHostname' => $hostname,
+            'websiteUserId' => $websiteUserId
         ];
     }
 }