From 17fcaf8b206f0d1d1fdc275349df2126c6381fe8 Mon Sep 17 00:00:00 2001
From: dhanabalan <dhana@example.com>
Date: Thu, 26 Feb 2026 22:11:36 +0530
Subject: [PATCH] Added hasMany relation on model files and Updated report
 filter functionality (and plant order by code) on resource file

---
 app/Filament/Resources/ProcessOrderResource.php  |  2 +-
 .../ProductCharacteristicsMasterResource.php     | 16 ++++++++++++----
 app/Models/Plant.php                             |  5 +++++
 3 files changed, 18 insertions(+), 5 deletions(-)

diff --git a/app/Filament/Resources/ProcessOrderResource.php b/app/Filament/Resources/ProcessOrderResource.php
index 82192d1..6a84b18 100644
--- a/app/Filament/Resources/ProcessOrderResource.php
+++ b/app/Filament/Resources/ProcessOrderResource.php
@@ -791,7 +791,7 @@ class ProcessOrderResource extends Resource
                                 } else {
                                     return Plant::whereHas('processOrders', function ($query) {
                                         $query->whereNotNull('id');
-                                    })->pluck('name', 'id');
+                                    })->orderBy('code')->pluck('name', 'id');
                                 }
 
                                 // return ($userHas && strlen($userHas) > 0) ? Plant::where('id', $userHas)->pluck('name', 'id')->toArray() : Plant::orderBy('code')->pluck('name', 'id')->toArray();
diff --git a/app/Filament/Resources/ProductCharacteristicsMasterResource.php b/app/Filament/Resources/ProductCharacteristicsMasterResource.php
index 9a489c7..c087b1d 100644
--- a/app/Filament/Resources/ProductCharacteristicsMasterResource.php
+++ b/app/Filament/Resources/ProductCharacteristicsMasterResource.php
@@ -432,7 +432,15 @@ class ProductCharacteristicsMasterResource extends Resource
                             ->options(function (callable $get) {
                                 $userHas = Filament::auth()->user()->plant_id;
 
-                                return ($userHas && strlen($userHas) > 0) ? Plant::where('id', $userHas)->pluck('name', 'id')->toArray() : Plant::orderBy('code')->pluck('name', 'id')->toArray();
+                                if ($userHas && strlen($userHas) > 0) {
+                                    Plant::where('id', $userHas)->pluck('name', 'id')->toArray();
+                                } else {
+                                    return Plant::whereHas('productCharacteristicsMasters', function ($query) {
+                                        $query->whereNotNull('id');
+                                    })->orderBy('code')->pluck('name', 'id');
+                                }
+
+                                // return ($userHas && strlen($userHas) > 0) ? Plant::where('id', $userHas)->pluck('name', 'id')->toArray() : Plant::orderBy('code')->pluck('name', 'id')->toArray();
                             })
                             ->afterStateUpdated(function ($state, callable $set, callable $get) {
                                 $set('Item', null);
@@ -463,6 +471,7 @@ class ProductCharacteristicsMasterResource extends Resource
                             ->label('Search by Item Code')
                             ->nullable()
                             ->searchable()
+                            ->reactive()
                             ->options(function (callable $get) {
                                 $plantId = $get('Plant');
 
@@ -475,8 +484,7 @@ class ProductCharacteristicsMasterResource extends Resource
                                         $query->where('plant_id', $plantId);
                                     }
                                 })->pluck('code', 'id');
-                            })
-                            ->reactive(),
+                            }),
                         // ->afterStateUpdated(function ($state, callable $set, callable $get) {
                         //     $set('process_order', null);
                         // }),
@@ -517,7 +525,7 @@ class ProductCharacteristicsMasterResource extends Resource
                                 }
 
                                 return Machine::whereHas('productCharacteristicsMasters', function ($query) use ($plantId, $lineId, $workGroupMasterId) {
-                                    if ($plantId && $lineId) {
+                                    if ($plantId && $lineId && $workGroupMasterId) {
                                         $query->where('plant_id', $plantId)->where('line_id', $lineId)->where('work_group_master_id', $workGroupMasterId);
                                     }
                                 })->pluck('work_center', 'id');
diff --git a/app/Models/Plant.php b/app/Models/Plant.php
index 5318fd3..3b0cf40 100644
--- a/app/Models/Plant.php
+++ b/app/Models/Plant.php
@@ -93,6 +93,11 @@ class Plant extends Model
         return $this->hasMany(ProcessOrder::class);
     }
 
+    public function productCharacteristicsMasters()
+    {
+        return $this->hasMany(ProductCharacteristicsMaster::class);
+    }
+
     public function equipmentMasters()
     {
         return $this->hasMany(EquipmentMaster::class, 'plant_id', 'id');