feat(weeztix): auto company from OAuth, remove company UI

Store company_guid after OAuth via profile API; drop company select and
companies endpoint. Coupons AJAX uses stored company only. Form request
no longer accepts company fields from the browser.

Made-with: Cursor

app/Services/WeeztixService.php

@@ -13,6 +13,7 @@ use Illuminate\Support\Facades\Log;
 use InvalidArgumentException;
 use LogicException;
 use RuntimeException;
+use Throwable;
 
 final class WeeztixService
 {
@@ -84,6 +85,42 @@ final class WeeztixService
         return $this->normalizeCompaniesFromProfile($json);
     }
 
+    /**
+     * Persist company_guid when still empty after OAuth (single company per page; chosen in Weeztix login).
+     * Uses the first company returned from the user profile when several are present.
+     */
+    public function ensureCompanyStoredFromWeeztix(): void
+    {
+        $this->config->refresh();
+
+        if (is_string($this->config->company_guid) && $this->config->company_guid !== '') {
+            return;
+        }
+
+        try {
+            $companies = $this->getCompanies();
+            if ($companies === []) {
+                Log::warning('Weeztix: geen bedrijf uit profiel voor automatische koppeling.', [
+                    'weeztix_config_id' => $this->config->id,
+                ]);
+
+                return;
+            }
+
+            $row = $companies[0];
+            $this->config->update([
+                'company_guid' => $row['guid'],
+                'company_name' => $row['name'],
+            ]);
+            $this->config->refresh();
+        } catch (Throwable $e) {
+            Log::warning('Weeztix: automatisch bedrijf vastleggen mislukt', [
+                'weeztix_config_id' => $this->config->id,
+                'message' => $e->getMessage(),
+            ]);
+        }
+    }
+
     /**
      * Exchange OAuth authorization code for tokens (admin callback).
      */