From 6f844ff40d936fb6591c2469dd9ff922bc4e575f Mon Sep 17 00:00:00 2001
From: winter
Date: Tue, 17 Dec 2024 23:05:43 +0000
Subject: implement interactions

---
 Digitigrade/Model/Interaction.php | 62 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 Digitigrade/Model/Interaction.php

(limited to 'Digitigrade/Model/Interaction.php')

diff --git a/Digitigrade/Model/Interaction.php b/Digitigrade/Model/Interaction.php
new file mode 100644
index 0000000..bf0745e
--- /dev/null
+++ b/Digitigrade/Model/Interaction.php
@@ -0,0 +1,62 @@
+<?php
+namespace Digitigrade\Model;
+
+class Interaction extends PushableModel {
+    public ?int $id;
+    public string $uri;
+    public \DateTimeImmutable $created;
+    public ?\DateTimeImmutable $modified;
+    public Actor $author;
+    public InteractionKind $kind;
+    public Note $target;
+    public array $extensions = [];
+
+    public static function create(Actor $author, InteractionKind $kind, Note $target) {
+        $inter = new self();
+        $inter->uri = "UNKNOWN";
+        $inter->created = new \DateTimeImmutable();
+        $inter->author = $author;
+        $inter->kind = $kind;
+        $inter->target = $target;
+
+        $inter->save();
+        $inter->uri = path_to_uri("/interaction/$inter->id");
+        $inter->save();
+
+        return $inter;
+    }
+
+    protected function getUpdateWhereClause(\PDO $db): ?string {
+        if (self::findWhere('uri = ?', [$this->uri]) != null)
+            return 'uri = ' . $db->quote($this->uri);
+        if (self::findWhere('id = ?', [$this->id]) != null)
+            return "id = $this->id";
+        return null;
+    }
+
+    protected function validate(): bool {
+        // author has to be from the same instance as the interaction itself
+        return hostname_from_uri($this->author->uri) == hostname_from_uri($this->uri);
+    }
+
+    public static function findAllWithAuthor(Actor $author): array {
+        return self::findAllWhere('author = ?', [$author->id]);
+    }
+
+    public static function findAllWithTarget(Note $target): array {
+        return self::findAllWhere('target = ?', [$target->id]);
+    }
+
+    public function jsonSerialize(): array {
+        return [
+            'type' => 'interaction',
+            'self' => path_to_uri("/interaction/$this->id"),
+            'created' => $this->created->format('c'),
+            'modified' => $this->modified?->format('c'),
+            'author' => $this->author->uri,
+            'kind' => $this->kind->value,
+            'target' => $this->target->uri,
+            //'extensions' => []
+        ];
+    }
+}
\ No newline at end of file
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