added production lines stop count chart

app/Filament/Pages/ProductionLineStopCount.php

@@ -23,8 +23,11 @@ class ProductionLineStopCount extends Page
 
     public function mount(): void
     {
+        session()->forget(['selected_plant', 'selected_line']);
         $this->filtersForm->fill([
-            'plant' => Plant::first()?->id // Default to first plant
+            //'plant' => Plant::first()?->id // Default to first plant
+            'plant' => null,
+            'line' => null,
         ]);
     }
 
@@ -52,10 +55,7 @@ class ProductionLineStopCount extends Page
                     ->reactive()
                     ->afterStateUpdated(function ($state) {
                         session(['selected_line' => $state]);
-
                     }),
-
-
             ])
             ->columns(2);
     }

app/Filament/Widgets/ProductionLineStopChart.php

@@ -11,29 +11,137 @@ class ProductionLineStopChart extends ChartWidget
     protected static ?string $maxHeight = '250px';
 
     protected function getData(): array
-{
-    return [
-        'datasets' => [
-            [
-                'label' => 'Production by Category',
-                'data' => [25, 40, 20, 15],
-                'backgroundColor' => [
-                    '#f87171', // Red
-                    '#60a5fa', // Blue
-                    '#34d399', // Green
-                    '#fbbf24', // Yellow
-                ],
-            ],
-        ],
-        'labels' => ['Line A', 'Line B', 'Line C', 'Line D'],
-    ];
-}
+    {
+        $activeFilter = $this->filter;
+        $selectedPlant = session('selected_plant');
+        $selectedLine = session('selected_line');
+
+        if (!$selectedPlant || !$selectedLine)
+        {
+            return [
+                'datasets' => [],
+                'labels' => [],
+            ];
+        }
+
+        // Set time range based on active filter
+        if ($activeFilter === 'yesterday') {
+            $startDate = now()->subDay()->setTime(8, 0, 0);
+            $endDate = now()->setTime(8, 0, 0);
+        } elseif ($activeFilter === 'this_week') {
+            $startDate = now()->startOfWeek()->setTime(8, 0, 0);
+            $endDate = now()->endOfWeek()->addDay()->setTime(8, 0, 0);
+        } elseif ($activeFilter === 'this_month') {
+            $startDate = now()->startOfMonth();
+            $endDate = now()->endOfMonth();
+        } else {
+            $startDate = now()->setTime(8, 0, 0);
+            $endDate = now()->copy()->addDay()->setTime(8, 0, 0);
+        }
+
+        // Fetch stop reason data
+       // treats minutes as a visual decimal (e.g., 15 mins = 0.15)
+        $query = \DB::table('production_line_stops')
+        ->join('line_stops as ls', 'production_line_stops.linestop_id', '=', 'ls.id')
+        ->join('lines', 'production_line_stops.line_id', '=', 'lines.id')
+        ->join('plants', 'production_line_stops.plant_id', '=', 'plants.id')
+        ->select(
+            'ls.code',
+            'ls.reason',
+                        \DB::raw("
+                SUM(production_line_stops.stop_hour) as total_stop_hours,
+                SUM(production_line_stops.stop_min) as total_stop_minutes
+            ")
+          )
+        ->when($selectedPlant, fn($q) => $q->where('plants.id', $selectedPlant))
+        ->when($selectedLine, fn($q) => $q->where('lines.id', $selectedLine))
+        ->whereBetween('production_line_stops.created_at', [$startDate, $endDate])
+        ->groupBy('ls.code', 'ls.reason')
+        //->orderByDesc('total_hours')
+        ->get();
+
+        // Handle empty data gracefully
+        if ($query->isEmpty()) {
+            return [
+                'datasets' => [[
+                    'label' => 'Line Stop Reasons',
+                    'data' => [1],
+                    'backgroundColor' => ['rgba(200, 200, 200, 0.4)'],
+                    'borderColor' => ['rgba(200, 200, 200, 1)'],
+                    'borderWidth' => 1,
+                ]],
+                'labels' => ['No Data'],
+            ];
+        }
+
+        $labels = [];
+        $data = [];
+        $backgroundColors = [];
+        $borderColors = [];
+
+        foreach ($query as $row) {
+        // --- STOP TIME (HH.MM format) ---
+            $stopHours = $row->total_stop_hours;
+            $stopMinutes = $row->total_stop_minutes;
+            $visualTotal = $stopHours + ($stopMinutes / 100); // e.g., 0.15 (15 mins), 1.30 (1h 30m)
+
+            // --- RUNTIME (HH.MM format) ---
+            // 1. Convert stop time to total minutes
+            $totalStopMinutes = ($stopHours * 60) + $stopMinutes;// Using 60 for minutes conversion
+
+            // Calculate remaining minutes (1440 = 24 hours)
+            $remainingMinutes = 1440 - $totalStopMinutes;
+
+            // Convert back to "HH.MM" format (e.g., 22.59 = 22 hours 59 minutes)
+            $runtimeHours = floor($remainingMinutes / 60);
+            $runtimeMinutes = $remainingMinutes % 60;
+            $runtime = $runtimeHours + ($runtimeMinutes / 100); // Remaining hours correctly calculated
+
+            // Labels for stop and runtime
+            $stopLabel = $row->code . ' - ' . $row->reason . ' (Stop)';
+            $runtimeLabel = $row->code . ' - ' . $row->reason . ' (Runtime)';
+
+            // Red bar = visual format using stop time
+            $labels[] = $stopLabel;
+            $data[] = $visualTotal;
+            $backgroundColors[] = 'rgba(255, 99, 132, 0.7)';
+            $borderColors[] = 'rgba(255, 99, 132, 1)';
+
+            // Green bar = correct runtime math
+            $labels[] = $runtimeLabel;
+            $data[] = $runtime;
+            $backgroundColors[] = 'rgba(75, 192, 75, 0.4)';
+            $borderColors[] = 'rgba(75, 192, 75, 1)';
+        }
+
+        return [
+            'datasets' => [[
+                'label' => 'Line Stop Durations (hrs)',
+                'data' => $data,
+                'backgroundColor' => $backgroundColors,
+                'borderColor' => $borderColors,
+                'borderWidth' => 1,
+            ]],
+            'labels' => $labels,
+        ];
+    }
+
 
     protected function getType(): string
     {
         return 'doughnut';
     }
 
+    protected function getFilters(): ?array
+    {
+        return [
+            'today' => 'Today',
+            'yesterday' => 'Yesterday',
+            'this_week'=> 'This Week',
+            'this_month'=> 'This Month',
+        ];
+    }
+
     public static function canView(): bool
     {
         // Only show on HourlyProduction page