phase 5

app/Http/Controllers/IssueController.php

@@ -33,6 +33,12 @@ class IssueController extends Controller
             });
         }
 
+        if ($environment = $request->query('environment')) {
+            $query->whereHas('events', function ($q) use ($environment) {
+                $q->where('environment', $environment);
+            });
+        }
+
         $sortField = $request->query('sort', 'last_seen_at');
         $sortDir = $request->query('dir', 'desc');
         $allowedSorts = ['last_seen_at', 'first_seen_at', 'times_seen', 'level'];
@@ -42,12 +48,22 @@ class IssueController extends Controller
 
         $issues = $query->cursorPaginate(25)->withQueryString();
 
+        // Get distinct environments from events for this project
+        $environments = $project->events()
+            ->whereNotNull('environment')
+            ->distinct()
+            ->pluck('environment')
+            ->sort()
+            ->values();
+
         return view('issues.index', [
             'project' => $project,
             'issues' => $issues,
             'currentStatus' => $status ?: 'unresolved',
             'currentLevel' => $level,
+            'currentEnvironment' => $environment,
             'search' => $search,
+            'environments' => $environments,
         ]);
     }
 
@@ -56,18 +72,36 @@ class IssueController extends Controller
         $this->authorizeProject($request, $project);
         abort_unless($issue->project_id === $project->id, 404);
 
-        $latestEvent = $issue->events()->latest('timestamp')->first();
+        $environment = $request->query('environment');
 
-        $events = $issue->events()
+        $eventsQuery = $issue->events();
+
+        if ($environment) {
+            $eventsQuery->where('environment', $environment);
+        }
+
+        $latestEvent = (clone $eventsQuery)->latest('timestamp')->first();
+
+        $events = $eventsQuery
             ->latest('timestamp')
             ->cursorPaginate(10)
             ->withQueryString();
 
+        // Get distinct environments for this issue
+        $environments = $issue->events()
+            ->whereNotNull('environment')
+            ->distinct()
+            ->pluck('environment')
+            ->sort()
+            ->values();
+
         return view('issues.show', [
             'project' => $project,
             'issue' => $issue,
             'latestEvent' => $latestEvent,
             'events' => $events,
+            'environments' => $environments,
+            'currentEnvironment' => $environment,
         ]);
     }