web.php :
Route::get('get-sub-cat-list', 'Admin\BlogPostController@getSubCategoryList')->name('get-sub-cat-list');
controller :
public function getSubCategoryList(Request $request){
$subCatList= SubCategory::where("category_id",$request->category_id)->orderBy('name','ASC')->pluck('id','name');
return response()->json($subCatList);
}
public function store(Request $request)
{
$post->category_id = $request->category;
$post->sub_cat_id = $request->sub_category_id;
}
Model:
public static function selectSubCategoryList($value) {
$result = DB::table('blog_sub_categories')->select('*')->where('category_id', $value)->get();
return $result;
}
public function edit($id)
{
$subcategories= BlogPost::selectSubCategoryList($post->category_id);
}
public function update(Request $request, $id)
{
$post->category_id = $request->category;
$post->sub_cat_id = $request->sub_category_id;
}
create.balte.php:
<div class="row col-md-12">
<div class="col-md-6">
<div class="form-group">
<label class="d-block font-weight-semibold">Post Category<i class="text-danger">*</i></label>
<select id="category_id" name="category" data-placeholder="Select Category" class="form-control form-control-select2" data-fouc>
<option disabled="" selected value>Select Category</option>
@foreach($categories as $category)
<option value="{{$category->id}}" {{ old('category') == $category->id ? 'selected' : '' }}>
{{$category->name}}
</option>
@endforeach
</select>
<span class="text-danger"> {{ $errors->first('name') }}</span>
</div>
</div>
<div class="col-md-6">
<div class="form-group">
<label class="d-block font-weight-semibold">Sub Category<i class="text-danger"></i></label>
<select name="sub_category_id" id="sub_category_id" class="form-control form-control-select2" data-fouc>
<option value>--Select Sub Category--</option>
</select>
<span class="text-danger"> {{ $errors->first('name') }}</span>
</div>
</div>
</div>
<script type="text/javascript">
$('#category_id').change(function(){
var catID = $(this).val();
if(catID){
$.ajax({
type:"GET",
url:"{{route('get-sub-cat-list')}}?category_id="+catID,
success:function(res){
if(res){
$("#sub_category_id").empty();
$("#sub_category_id").append('<option value="">Select Sub Category</option>');
$.each(res,function(key,value){
console.log(value);
$("#sub_category_id").append('<option value="'+value+'">'+key+'</option>');
});
}else{
$("#sub_category_id").empty();
}
}
});
}else{
$("#sub_category_id").empty();
}
});
</script>
Or
<script type="text/javascript">
$('#district').on('change', function(){
var dist_id = $('#district option:selected').val();
if (dist_id==1) {
$('#areaDiv').removeClass('d-none');
var urll="{{ url('/get_area') }}/"+dist_id;
$.ajax({
url:urll,
success: function(data){
if (data !='') {
$("#area").html(data);
}
},
error: function (data) {
}
});
}else{
$('#areaDiv').addClass('d-none');
var area = $('#area');
area[0].selectedIndex = -1;
}
});
</script>
edit.blade.php
<div class="row col-md-12">
<div class="col-md-6">
<div class="form-group">
<label class="d-block font-weight-semibold">Post Category<i class="text-danger">*</i></label>
<select id="category_id" name="category" data-placeholder="Select Category" class="form-control form-control-select2" data-fouc>
<option disabled="" selected value>Select Category</option>
@foreach($categories as $category)
<option value="{{$category->id}}" @if($category->id == $post->category_id) {{ 'selected' }} @endif>
{{$category->name}}
</option>
@endforeach
</select>
<span class="text-danger"> {{ $errors->first('category') }}</span>
</div>
</div>
<div class="col-md-6">
<div class="form-group">
<label class="d-block font-weight-semibold">Sub Category<i class="text-danger"></i></label>
<select name="sub_category_id" id="sub_category_id" class="form-control form-control-select2" data-fouc>
<option value>--Select Sub Category--</option>
@if ($subcategories)
@foreach ($subcategories as $val)
?>
<option value=" {{ $val->id }}" @if ($val->id == $post->sub_cat_id) {{'selected'}}
@endif>{{ $val->name }}
</option>
@endforeach
@endif
</select>
<span class="text-danger"> {{ $errors->first('name') }}</span>
</div>
</div>
</div>
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