Files
lucent-laravel/src/Edge/EdgeRepo.php
T
2023-11-29 17:10:15 +02:00

69 lines
1.6 KiB
PHP

<?php namespace Lucent\Edge;
use Illuminate\Support\Facades\DB;
use Lucent\LucentException;
use PDOException;
use stdClass;
class EdgeRepo
{
public function __construct()
{
}
public function insert(Edge $edge): void
{
try {
DB::table("edges")->insert($edge->toDB());
} catch (PDOException $e) {
if ($e->getCode() == 23505) {
throw new LucentException("Edge already exists");
}
throw $e;
}
}
public function update(string $from, EdgeCollection $edges): void
{
$edgesDB = collect($edges)->map(fn($e) => $e->toDB())->toArray();
DB::table("edges")->where("source", $from)->delete();
DB::table("edges")->insert($edgesDB);
}
public function findAll(): EdgeCollection
{
$edges = DB::table("edges")->get();
return new EdgeCollection(...$edges->map([$this, 'mapEdge'])->toArray());
}
public function mapEdge(stdClass $edge): Edge
{
return new Edge(
source: $edge->source,
target: $edge->target,
sourceSchema: $edge->sourceSchema,
targetSchema: $edge->targetSchema,
field: $edge->field,
rank: $edge->rank,
depth: $edge->depth ?? 0
);
}
public function remove(Edge $edge): void
{
DB::table("edges")
->where("source", $edge->source)
->where("target", $edge->target)
->where("sourceSchema", $edge->sourceSchema)
->where("targetSchema", $edge->targetSchema)
->where("field", $edge->field)
->delete();
}
}