From 2d4700c9b20dd533e7936fa30537bd8ec6719bef Mon Sep 17 00:00:00 2001
From: dhanabalan <dhana@example.com>
Date: Sat, 29 Nov 2025 16:11:41 +0530
Subject: [PATCH] Added reactive validation for plant selection and duplicate
 checks for coil and SFG numbers in ProcessOrder form

---
 .../Resources/ProcessOrderResource.php        | 102 +++++++++++++++++-
 1 file changed, 99 insertions(+), 3 deletions(-)

diff --git a/app/Filament/Resources/ProcessOrderResource.php b/app/Filament/Resources/ProcessOrderResource.php
index 862f13d..90012bc 100644
--- a/app/Filament/Resources/ProcessOrderResource.php
+++ b/app/Filament/Resources/ProcessOrderResource.php
@@ -46,6 +46,22 @@ class ProcessOrderResource extends Resource
 
                         return ($userHas && strlen($userHas) > 0) ? Plant::where('id', $userHas)->pluck('name', 'id')->toArray() : Plant::pluck('name', 'id')->toArray();
                     })
+                    ->afterStateUpdated(function ($state, $set, callable $get, $livewire) {
+                        $plantId = $get('plant_id');
+                        $set('coil_number', null);
+                        $set('sfg_number', null);
+                        $set('machine_name', null);
+                        if (! $plantId) {
+                            $set('poPlantError', 'Please select a plant first.');
+                            $set('coilNumberError', null);
+                            $set('sfgNumberError', null);
+                        }
+                    })
+                    ->extraAttributes(fn ($get) => [
+                        'class' => $get('poPlantError') ? 'border-red-500' : '',
+                    ])
+                    ->hint(fn ($get) => $get('poPlantError') ? $get('poPlantError') : null)
+                    ->hintColor('danger')
                     ->required(),
                 Forms\Components\Select::make('item_id')
                     ->label('Item Code')
@@ -108,10 +124,62 @@ class ProcessOrderResource extends Resource
                 // ->readOnly(true),
                 Forms\Components\TextInput::make('process_order')
                     ->label('Process Order')
+                    ->reactive()
+                    ->afterStateUpdated(function ($state, $set, callable $get, $livewire) {
+                        $plantId = $get('plant_id');
+                        $set('coil_number', null);
+                        $set('sfg_number', null);
+                        $set('machine_name', null);
+                        if (! $plantId) {
+                            $set('poPlantError', 'Please select a plant first.');
+                            $set('sfgNumberError', null);
+                            $set('coilNumberError', null);
+                        }
+                    })
                     ->required(),
                 Forms\Components\TextInput::make('coil_number')
                     ->label('Coil Number')
                     ->default('0')
+                    ->reactive()
+                    ->afterStateUpdated(function ($state, $set, callable $get, $livewire) {
+                        $plantId = $get('plant_id');
+                        $processOrder = $get('process_order');
+                        $coilNo = $get('coil_number');
+                        if (! $plantId) {
+                            $set('poPlantError', 'Please select a plant first.');
+                            $set('coil_number', null);
+                            $set('sfg_number', null);
+                            $set('machine_name', null);
+                            $set('coilNumberError', null);
+                            $set('sfgNumberError', null);
+                        } elseif (! $processOrder) {
+                            $set('coil_number', null);
+                            $set('sfg_number', null);
+                            $set('machine_name', null);
+                            $set('poPlantError', null);
+                            $set('coilNumberError', null);
+                            $set('sfgNumberError', null);
+                        } elseif ($coilNo || $coilNo == '0') {
+                            $existing = ProcessOrder::where('plant_id', $plantId)
+                                ->where('process_order', $processOrder)
+                                ->where('coil_number', $coilNo)
+                                ->first();
+
+                            if ($existing) {
+                                $set('poPlantError', null);
+                                $set('coil_number', null);
+                                $set('coilNumberError', "Duplicate Coil : '{$coilNo}' found!");
+                            } else {
+                                $set('poPlantError', null);
+                                $set('coilNumberError', null);
+                            }
+                        }
+                    })
+                    ->extraAttributes(fn ($get) => [
+                        'class' => $get('coilNumberError') ? 'border-red-500' : '',
+                    ])
+                    ->hint(fn ($get) => $get('coilNumberError') ? $get('coilNumberError') : null)
+                    ->hintColor('danger')
                     ->required(),
                 Forms\Components\TextInput::make('order_quantity')
                     ->label('Order Quantity')
@@ -122,10 +190,38 @@ class ProcessOrderResource extends Resource
                     ->required(),
                 Forms\Components\TextInput::make('sfg_number')
                     ->label('SFG Number')
-                    ->required(),
+                    ->reactive()
+                    ->afterStateUpdated(function ($state, $set, callable $get, $livewire) {
+                        $plantId = $get('plant_id');
+                        $sfgNo = $get('sfg_number');
+                        if (! $plantId) {
+                            $set('poPlantError', 'Please select a plant first.');
+                            $set('sfg_number', null);
+                            $set('machine_name', null);
+                            $set('sfgNumberError', null); // 'Please select a plant first.'
+                        } elseif ($sfgNo) {
+                            $existing = ProcessOrder::where('plant_id', $plantId)
+                                ->where('sfg_number', $sfgNo)
+                                ->first();
+
+                            if ($existing) {
+                                $set('poPlantError', null);
+                                $set('sfg_number', null);
+                                $set('machine_name', null);
+                                $set('sfgNumberError', "Duplicate SFG : '{$sfgNo}' found!");
+                            } else {
+                                $set('poPlantError', null);
+                                $set('sfgNumberError', null);
+                            }
+                        }
+                    })
+                    ->extraAttributes(fn ($get) => [
+                        'class' => $get('sfgNumberError') ? 'border-red-500' : '',
+                    ])
+                    ->hint(fn ($get) => $get('sfgNumberError') ? $get('sfgNumberError') : null)
+                    ->hintColor('danger'),
                 Forms\Components\TextInput::make('machine_name')
-                    ->label('Machine ID')
-                    ->required(),
+                    ->label('Machine ID'),
                 Forms\Components\FileUpload::make('attachment')
                     ->label('PDF Upload')
                     ->acceptedFileTypes(['application/pdf'])