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67 lines
1.7 KiB
67 lines
1.7 KiB
<?php
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namespace App\Models;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Support\Collection;
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use Riesjart\Relaquent\Model\Concerns\HasRelaquentRelationships;
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/**
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* Table revision (a set of rows)
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*
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* @property int $id
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* @property \Carbon\Carbon $created_at
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* @property \Carbon\Carbon $updated_at
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* @property int $refs
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* @property int $ancestor_id
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* @property string $note
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* @property string $index_column
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* @property Revision|null $parentRevision
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* @property Row[]|Collection $rows
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* @property Proposal|null $sourceProposal - proposal that was used to create this revision
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* @property Proposal[]|Collection $dependentProposals
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*/
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class Revision extends Model
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{
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use HasRelaquentRelationships;
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protected static function boot()
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{
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parent::boot();
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static::deleting(function(Revision $self) {
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// update refcounts
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$self->rows()->decrement('refs');
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});
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}
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/** Included rows */
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public function rows()
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{
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return $this->belongsToMany(Row::class, 'revision_row_pivot');
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}
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/** Proposal that lead to this revision */
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public function sourceProposal()
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{
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return $this->hasOneThrough(Proposal::class, 'revision_proposal_pivot');
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}
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/** Proposals that depend on this revision */
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public function dependentProposals()
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{
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return $this->hasMany(Proposal::class);
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}
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/** Revision this orignates from */
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public function parentRevision()
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{
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return $this->belongsTo(Revision::class, 'ancestor_id');
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}
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/** Tables referencing this revision */
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public function tables()
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{
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return $this->belongsToMany(Table::class, 'table_revision_pivot');
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}
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}
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