updated models

app/Models/Revision.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Riesjart\Relaquent\Model\Concerns\HasRelaquentRelationships;
+
+/**
+ * Table revision (a set of rows)
+ */
+class Revision extends Model
+{
+    use HasRelaquentRelationships;
+
+    /** Included rows */
+    public function rows()
+    {
+        return $this->belongsToMany(Row::class, 'revision_row_pivot');
+    }
+
+    /** Proposal that lead to this revision */
+    public function appliedProposal()
+    {
+        return $this->hasOneThrough(Proposal::class, 'revision_proposal_pivot');
+    }
+
+    /** Proposals that depend on this revision */
+    public function dependentProposals()
+    {
+        return $this->hasMany(Proposal::class);
+    }
+
+    /** Revision this orignates from */
+    public function parentRevision()
+    {
+        return $this->belongsTo(Revision::class, 'ancestor_id');
+    }
+
+    /** Tables referencing this revision */
+    public function tables()
+    {
+        return $this->belongsToMany(Table::class, 'table_revision_pivot');
+    }
+}