[英]Has many through update / with pivot laravel 5.5
我有几个表(所有表都带有created_at,updated_at,deleted_at):
表按此顺序链接:部门具有许多价值链价值链具有许多细分市场细分市场具有许多关键需求
这是我的模型:
namespace App;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;
class Sector extends Model
{
use SoftDeletes;
protected $table = "sectors";
protected $fillable = ['admin_id'];
protected $dates = [ 'created_at', 'updated_at', 'deleted_at' ];
public function langs() {
return $this->belongsToMany('App\Lang')
->withPivot('sectname', 'sectshortname', 'segname_slug',
'sectdescription', 'sectshortdescription'
)
->withTimestamps();
}
public function admin()
{
return $this->belongsTo('App\Admin');
}
public function valuechains()
{
return $this->hasMany('App\Valuechain');
}
public function segments()
{
return $this->hasManyThrough('App\Segment', 'App\Valuechain');
}
public function keyneeds()
{
return $this->hasManyThrough('App\Keyneed', 'App\Segment', 'App\Valuechain');
}
}
在我的销毁控制器中:
public function destroy($id)
{
$sector = Sector::findOrFail($id);
$sector_ids = $sector->langs()->allRelatedIds();
foreach ($sector_ids as $id){
$sector->langs()->updateExistingPivot($id, ['lang_sector.deleted_at' => Carbon::now()]);
}
$sector->valuechains()->update( [ 'valuechains.deleted_at' => Carbon::now() ] );
$sector->segments()->update( [ 'segments.deleted_at' => Carbon::now() ] );
$sector->keyneeds()->update( [ 'keyneeds.deleted_at' => Carbon::now() ] );
Sector::where('id', $id)->delete();
return redirect()->route('sectors.index')->with('success', 'Sector deleted');
}
我的问题是,它不会更新以下表:段和键需求(它们具有created_at,updated_at和Deleted_at字段)以及它们的数据透视表……而且我有一条错误消息:
SQLSTATE [23000]:完整性约束违规:1052字段: '的updated_at'在字段列表是不明确的(SQL:更新segments
内连接valuechains
上valuechains
。 id
= segments
。 valuechain_id
组segments
。 deleted_at
= 2018年5月10日6点54: 54, updated_at
= 2018年5月10日六时54分54秒,其中valuechains
。 sector_id
= 2)
它添加了: updated_at
我成功更新了:
我的问题是要更新
还有他们的数据透视表...我阅读了文档,但无济于事。 我使用update()方法是因为$ sector-> segments()-> delete()试图进行硬删除...
我终于找到了一个问题。虽然不是很优雅,但是它正在“主”表上工作。 我必须解决数据透视表上的小问题:
public function destroy($id)
{
$sector = Sector::findOrFail($id);
$valuechains = Valuechain::where('sector_id','=',$sector->id)->get();
foreach ($valuechains as $valuechain) {
$segments = Segment::where('valuechain_id', '=', $valuechain->id )->get();
$valuechain->langs()->updateExistingPivot($valuechain->id, ['lang_valuechain.deleted_at' => Carbon::now()]);
foreach ($segments as $segment) {
$keyneeds = Keyneed::where('segment_id', '=', $segment->id)->get();
$segment->langs()->updateExistingPivot($segment->id, ['lang_segment.deleted_at' => Carbon::now()]);
$segment->delete();
foreach ($keyneeds as $keyneed) {
$keyneed->langs()->updateExistingPivot($keyneed->id, ['keyneed_lang.deleted_at' => Carbon::now()]);
$keyneed->delete();
}
}
$valuechain->delete();
}
$sector->langs()->updateExistingPivot($id, ['lang_sector.deleted_at' => Carbon::now()]);
$sector->delete();
return redirect()->route('sectors.index')->with('success', 'Secteur suppprimé');
}
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