fix

app/Filament/Resources/ProjectResource.php

 use Filament\Forms\Components\DatePicker;
 use Filament\Forms\Components\FileUpload;
 use Filament\Forms\Components\Group;
-use Filament\Forms\Components\Hidden;
 use Filament\Forms\Components\Radio;
 use Filament\Forms\Components\Repeater;
 use Filament\Forms\Components\Section;
                             ])->columnSpanFull()->id('summaries'),
                         Radio::make('badge_type')->label('')->options([1 => '永續目標', 2 => '取得標章'])->default(1)->inline(),
                         Repeater::make('badgesTarget')->label('永續目標')->schema([
-                            Hidden::make('award_type')->default(1),
                             Select::make('badge_id')
                                 ->options(function () {
                                     return Badge::all()->mapWithKeys(function ($badge) {
                                 ->label('')
                                 ->required(),
                         ])
-                            ->relationship('targetBadges')
                             ->reorderableWithButtons()
-                            ->orderColumn('sort_order'),
+                            ->defaultItems(0),
                         Repeater::make('badgesAward')->label('取得標章')->schema([
-                            Hidden::make('award_type')->default(2),
                             Select::make('badge_id')
                                 ->options(function () {
                                     return Badge::all()->mapWithKeys(function ($badge) {
                                 ->native(false)
                                 ->closeOnDateSelection(),
                         ])
-                            ->relationship('awardBadges')
                             ->reorderableWithButtons()
-                            ->orderColumn('sort_order'),
+                            ->defaultItems(0),
                     ]),
                     Tab::make('開發歷程')->schema([
                         Repeater::make('histories')->label('')->schema([

app/Filament/Resources/ProjectResource/Pages/CreateProject.php

 use App\Filament\Resources\ProjectResource;
 use App\Models\Project;
 use Filament\Resources\Pages\CreateRecord;
+use Illuminate\Support\Facades\DB;
 
 class CreateProject extends CreateRecord
 {
 
     protected function mutateFormDataBeforeCreate(array $data): array
     {
-        // 暫存標籤資料
-        if (isset($data['badgesTarget'])) {
+        // 暫存永續目標資料
+        if (isset($data['badgesTarget']) && is_array($data['badgesTarget'])) {
             $this->badgesTargetData = $data['badgesTarget'];
             unset($data['badgesTarget']);
         }
-        // 暫存標籤資料
-        if (isset($data['badgesAward'])) {
+
+        // 暫存取得標章資料
+        if (isset($data['badgesAward']) && is_array($data['badgesAward'])) {
             $this->badgesAwardData = $data['badgesAward'];
             unset($data['badgesAward']);
         }
 
     protected function afterCreate(): void
     {
-        $syncData = [];
+        // 儲存永續目標
         if (! empty($this->badgesTargetData)) {
             foreach ($this->badgesTargetData as $index => $item) {
-                $syncData[$item['badge_id'].'_1'] = [
-                    'badge_id' => $item['badge_id'],
-                    'award_type' => 1,
-                    'award_date' => null,
-                    'sort_order' => $index,
-                ];
+                if (isset($item['badge_id'])) {
+                    DB::table('badgeables')->insert([
+                        'badge_id' => $item['badge_id'],
+                        'badgeable_id' => $this->record->id,
+                        'badgeable_type' => Project::class,
+                        'award_type' => 1,
+                        'award_date' => null,
+                        'sort_order' => $index,
+                        'created_at' => now(),
+                        'updated_at' => now(),
+                    ]);
+                }
             }
         }
 
+        // 儲存取得標章
         if (! empty($this->badgesAwardData)) {
             foreach ($this->badgesAwardData as $index => $item) {
-                $syncData[$item['badge_id'].'_2'] = [
-                    'badge_id' => $item['badge_id'],
-                    'award_type' => 2,
-                    'award_date' => $item['award_date'].'-01',
-                    'sort_order' => $index,
-                ];
-            }
-        }
+                if (isset($item['badge_id'])) {
+                    $awardDate = null;
+                    if (isset($item['award_date']) && ! empty($item['award_date'])) {
+                        // 處理日期格式：如果是 Y-m 格式，加上 -01
+                        $awardDate = $item['award_date'];
+                        if (strlen($awardDate) === 7) { // Y-m format
+                            $awardDate .= '-01';
+                        }
+                    }
 
-        foreach ($syncData as $data) {
-            \DB::table('badgeables')->insert([
-                'badge_id' => $data['badge_id'],
-                'badgeable_id' => $this->record->id,
-                'badgeable_type' => Project::class,
-                'award_type' => $data['award_type'],
-                'award_date' => $data['award_date'],
-                'sort_order' => $data['sort_order'],
-                'created_at' => now(),
-                'updated_at' => now(),
-            ]);
+                    DB::table('badgeables')->insert([
+                        'badge_id' => $item['badge_id'],
+                        'badgeable_id' => $this->record->id,
+                        'badgeable_type' => Project::class,
+                        'award_type' => 2,
+                        'award_date' => $awardDate,
+                        'sort_order' => $index,
+                        'created_at' => now(),
+                        'updated_at' => now(),
+                    ]);
+                }
+            }
         }
     }
 }

app/Filament/Resources/ProjectResource/Pages/EditProject.php

 use App\Filament\Resources\ProjectResource;
 use App\Models\Project;
 use Filament\Resources\Pages\EditRecord;
+use Illuminate\Support\Facades\DB;
 
 class EditProject extends EditRecord
 {
     {
         $project = $this->record;
 
-        $data['badgesTarget'] = \DB::table('badgeables')
+        // 載入永續目標
+        $data['badgesTarget'] = DB::table('badgeables')
             ->where('badgeable_id', $project->id)
             ->where('badgeable_type', Project::class)
             ->where('award_type', 1)
             ->get()
             ->map(fn ($item) => [
                 'badge_id' => $item->badge_id,
-                'award_type' => $item->award_type,
             ])->toArray();
 
-        $data['badgesAward'] = \DB::table('badgeables')
+        // 載入取得標章
+        $data['badgesAward'] = DB::table('badgeables')
             ->where('badgeable_id', $project->id)
             ->where('badgeable_type', Project::class)
             ->where('award_type', 2)
             ->orderBy('sort_order')
             ->get()
-            ->map(fn ($item) => [
-                'badge_id' => $item->badge_id,
-                'award_date' => $item->award_date,
-                'award_type' => $item->award_type,
-            ])->toArray();
+            ->map(function ($item) {
+                // 轉換日期格式從 Y-m-d 到 Y-m
+                $awardDate = null;
+                if ($item->award_date) {
+                    $awardDate = substr($item->award_date, 0, 7); // 取前7個字元 (Y-m)
+                }
+
+                return [
+                    'badge_id' => $item->badge_id,
+                    'award_date' => $awardDate,
+                ];
+            })->toArray();
 
         return $data;
     }
 
     protected function mutateFormDataBeforeSave(array $data): array
     {
-        // 暫存標籤資料
-        if (isset($data['badgesTarget'])) {
+        // 暫存永續目標資料
+        if (isset($data['badgesTarget']) && is_array($data['badgesTarget'])) {
             $this->badgesTargetData = $data['badgesTarget'];
             unset($data['badgesTarget']);
         }
-        // 暫存標籤資料
-        if (isset($data['badgesAward'])) {
+
+        // 暫存取得標章資料
+        if (isset($data['badgesAward']) && is_array($data['badgesAward'])) {
             $this->badgesAwardData = $data['badgesAward'];
             unset($data['badgesAward']);
         }
 
     protected function afterSave(): void
     {
-        $syncData = [];
-        // ✅ 先刪除所有舊的標籤
-        \DB::table('badgeables')
+        // 先刪除所有舊的標籤關聯
+        DB::table('badgeables')
             ->where('badgeable_id', $this->record->id)
             ->where('badgeable_type', Project::class)
             ->delete();
 
+        // 儲存永續目標
         if (! empty($this->badgesTargetData)) {
             foreach ($this->badgesTargetData as $index => $item) {
-                $syncData[$item['badge_id'].'_1'] = [
-                    'badge_id' => $item['badge_id'],
-                    'award_type' => 1,
-                    'award_date' => null,
-                    'sort_order' => $index,
-                ];
+                if (isset($item['badge_id'])) {
+                    DB::table('badgeables')->insert([
+                        'badge_id' => $item['badge_id'],
+                        'badgeable_id' => $this->record->id,
+                        'badgeable_type' => Project::class,
+                        'award_type' => 1,
+                        'award_date' => null,
+                        'sort_order' => $index,
+                        'created_at' => now(),
+                        'updated_at' => now(),
+                    ]);
+                }
             }
         }
 
+        // 儲存取得標章
         if (! empty($this->badgesAwardData)) {
             foreach ($this->badgesAwardData as $index => $item) {
-                $syncData[$item['badge_id'].'_2'] = [
-                    'badge_id' => $item['badge_id'],
-                    'award_type' => 2,
-                    'award_date' => $item['award_date'].'-01',
-                    'sort_order' => $index,
-                ];
+                if (isset($item['badge_id'])) {
+                    $awardDate = null;
+                    if (isset($item['award_date']) && ! empty($item['award_date'])) {
+                        // 處理日期格式：如果是 Y-m 格式，加上 -01
+                        $awardDate = $item['award_date'];
+                        if (strlen($awardDate) === 7) { // Y-m format
+                            $awardDate .= '-01';
+                        }
+                    }
+
+                    DB::table('badgeables')->insert([
+                        'badge_id' => $item['badge_id'],
+                        'badgeable_id' => $this->record->id,
+                        'badgeable_type' => Project::class,
+                        'award_type' => 2,
+                        'award_date' => $awardDate,
+                        'sort_order' => $index,
+                        'created_at' => now(),
+                        'updated_at' => now(),
+                    ]);
+                }
             }
         }
-
-        foreach ($syncData as $data) {
-            \DB::table('badgeables')->insert([
-                'badge_id' => $data['badge_id'],
-                'badgeable_id' => $this->record->id,
-                'badgeable_type' => Project::class,
-                'award_type' => $data['award_type'],
-                'award_date' => $data['award_date'],
-                'sort_order' => $data['sort_order'],
-                'created_at' => now(),
-                'updated_at' => now(),
-            ]);
-        }
     }
 }