| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace Xoco70\KendoTournaments\Models; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use Carbon\Carbon; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use Illuminate\Database\Eloquent\Model; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | use Illuminate\Support\Collection; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | use Illuminate\Support\Facades\DB; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | use Kalnoy\Nestedset\NodeTrait; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | use Xoco70\KendoTournaments\TreeGen\TreeGen; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | class FightersGroup extends Model | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |     protected $table = 'fighters_groups'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |     public $timestamps = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |     protected $guarded = ['id']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |     use NodeTrait; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |      * Check if Request contains tournamentSlug / Should Move to TreeRequest When Built. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |      * @param $request | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     public static function hasTournamentInRequest($request) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |         return $request->tournament != null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |      * Check if Request contains championshipId / Should Move to TreeRequest When Built. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |      * @param $request | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |     public static function hasChampionshipInRequest($request) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |         return $request->championshipId != null; // has return false, don't know why | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |      * @return \Illuminate\Database\Eloquent\Relations\BelongsTo | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |     public function championship() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |         return $this->belongsTo(Championship::class); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |      * @return \Illuminate\Database\Eloquent\Relations\HasMany | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     public function fights() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |         return $this->hasMany(Fight::class); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |     public function teams() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |         return $this->belongsToMany(Team::class, 'fighters_group_team')->withTimestamps(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |     public function competitors() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |         return $this->belongsToMany(Competitor::class, 'fighters_group_competitor')->withTimestamps(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |      * Generate First Round Fights | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |      * @param Championship $championship | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |     public static function generateFights(Championship $championship) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |         $settings = $championship->getSettings(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |         // Delete previous fight for this championship | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |         $arrGroupsId = $championship->fightersGroups()->get()->pluck('id'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |         Fight::destroy($arrGroupsId); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |         if ($settings->hasPreliminary && $settings->preliminaryGroupSize == 3) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |             for ($numGroup = 1; $numGroup <= $settings->preliminaryGroupSize; $numGroup++) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |                 Fight::savePreliminaryFightGroup($championship->fightersGroups()->get(), $numGroup); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |             Fight::saveGroupFights($championship); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |      * Supercharge of sync Many2Many function. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |      * Original sync doesn't insert NULL ids. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |      * @param $fighters | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |     public function syncTeams($fighters) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |         $this->teams()->detach(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |         foreach ($fighters as $fighter) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |             if ($fighter != null) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |                 $this->teams()->attach($fighter); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |             } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |                 // Insert row manually | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |                 DB::table('fighters_group_team')->insertGetId( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |                     ['team_id' => null, 'fighters_group_id' => $this->id] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |                 ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |      * Supercharge of sync Many2Many function. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |      * Original sync doesn't insert NULL ids. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |      * @param $fighters | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |     public function syncCompetitors($fighters) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |         $this->competitors()->detach(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |         foreach ($fighters as $fighter) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |             if ($fighter != null) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |                 $this->competitors()->attach($fighter); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |             } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |                 DB::table('fighters_group_competitor')->insertGetId( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |                     ['competitor_id' => null, 'fighters_group_id' => $this->id, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |                         "created_at" => Carbon::now(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |                         "updated_at" => Carbon::now(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |                     ] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |                 ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |      * Get the many 2 many relationship with | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |      * @return Collection | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |     public function competitorsWithNull(): Collection | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |         $competitors = new Collection(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |         $fgcs = FighterGroupCompetitor::where('fighters_group_id', $this->id) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |             ->with('competitor') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |             ->get(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |         foreach ($fgcs as $fgc) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |             $competitors->push($fgc->competitor ?? new Competitor()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |         return $competitors; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |     public function teamsWithNull(): Collection | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |         $teams = new Collection(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |         $fgcs = FighterGroupTeam::where('fighters_group_id', $this->id) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |             ->with('team') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |             ->get(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |         foreach ($fgcs as $fgc) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |             $teams->push($fgc->team ?? new Team()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |         return $teams; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |     public function getFighters(): Collection | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |         if ($this->championship->category->isTeam()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |             $fighters = $this->teamsWithNull(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  |             $fighters = $this->competitorsWithNull(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |         return $fighters; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |     public static function getBaseNumGroups($initialGroupId, $numGroups, $numRound): int | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |         $parentId = $initialGroupId; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |         for ($i = 1; $i <= $numRound; $i++) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |             $parentId += $numGroups / $numRound; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |         return $parentId; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  |      * @param Championship $championship | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 195 |  |  |      */ | 
            
                                                        
            
                                    
            
            
                | 196 |  |  |     public static function generateNextRoundsFights(Championship $championship) | 
            
                                                        
            
                                    
            
            
                | 197 |  |  |     { | 
            
                                                        
            
                                    
            
            
                | 198 |  |  |         $championship = $championship->withCount('teams', 'competitors')->first(); | 
            
                                                        
            
                                    
            
            
                | 199 |  |  |         $fightersCount = $championship->competitors_count + $championship->teams_count; | 
            
                                                        
            
                                    
            
            
                | 200 |  |  |         $maxRounds = intval(ceil(log($fightersCount, 2))); | 
            
                                                        
            
                                    
            
            
                | 201 |  |  |         for ($numRound = 1; $numRound < $maxRounds; $numRound++) { | 
            
                                                        
            
                                    
            
            
                | 202 |  |  |             $fightsByRound = $championship->fightsByRound($numRound)->with('group.parent', 'group.children')->get(); | 
            
                                                        
            
                                    
            
            
                | 203 |  |  |             foreach ($fightsByRound as $fight) { | 
            
                                                        
            
                                    
            
            
                | 204 |  |  |  | 
            
                                                        
            
                                    
            
            
                | 205 |  |  |                 $parentGroup = $fight->group->parent; | 
            
                                                        
            
                                    
            
            
                | 206 |  |  |                 if ($parentGroup == null) break; | 
            
                                                        
            
                                    
            
            
                | 207 |  |  |                 $parentFight = $parentGroup->fights->get(0); //TODO This Might change when extending to Preliminary | 
            
                                                        
            
                                    
            
            
                | 208 |  |  |  | 
            
                                                        
            
                                    
            
            
                | 209 |  |  |                 // IN this $fight, is c1 or c2 has the info? | 
            
                                                        
            
                                    
            
            
                | 210 |  |  |                 if ($championship->isDirectEliminationType()) { | 
            
                                                        
            
                                    
            
            
                | 211 |  |  |  | 
            
                                                        
            
                                    
            
            
                | 212 |  |  |                     // determine whether c1 or c2 must be updated | 
            
                                                        
            
                                    
            
            
                | 213 |  |  |                     $fighterToUpdate = $fight->getParentFighterToUpdate(); | 
            
                                                        
            
                                    
            
            
                | 214 |  |  |                     $valueToUpdate = $fight->getValueToUpdate(); | 
            
                                                        
            
                                    
            
            
                | 215 |  |  |                     // we need to know if the child has empty fighters, is this BYE or undetermined | 
            
                                                        
            
                                    
            
            
                | 216 |  |  |                     if ($fight->hasDeterminedParent() && $valueToUpdate != null) { | 
            
                                                        
            
                                    
            
            
                | 217 |  |  |                         $parentFight->$fighterToUpdate = $fight->$valueToUpdate; | 
            
                                                        
            
                                    
            
            
                | 218 |  |  |                         $parentFight->save(); | 
            
                                                        
            
                                    
            
            
                | 219 |  |  |                     } | 
            
                                                        
            
                                    
            
            
                | 220 |  |  |  | 
            
                                                        
            
                                    
            
            
                | 221 |  |  |                 } | 
            
                                                        
            
                                    
            
            
                | 222 |  |  |             } | 
            
                                                        
            
                                    
            
            
                | 223 |  |  |         } | 
            
                                                        
            
                                    
            
            
                | 224 |  |  |  | 
            
                                                        
            
                                    
            
            
                | 225 |  |  |     } | 
            
                                                        
            
                                    
            
            
                | 226 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 227 |  |  |  |