Snapshot of main at 9f39a6e1e (2026-11-02)

app/Polls/QuestionTypeRegistry.php

@@ -0,0 +1,68 @@
+<?php
+
+namespace App\Polls;
+
+use App\Polls\Contracts\QuestionType;
+use InvalidArgumentException;
+
+/**
+ * The question types enabled for this platform, read from 'polls.question_types'.
+ * Without that key (a platform config that has not merged the polls section yet)
+ * all built-in types are enabled; an empty list disables them on purpose.
+ */
+class QuestionTypeRegistry
+{
+    public const DEFAULT_TYPES = [
+        'yes_no' => Types\YesNoType::class,
+        'yes_no_conditional' => Types\YesNoConditionalType::class,
+        'single_choice' => Types\SingleChoiceType::class,
+        'multi_choice' => Types\MultiChoiceType::class,
+        'date_time_slots' => Types\DateTimeSlotsType::class,
+        'scale' => Types\ScaleType::class,
+        'text' => Types\TextType::class,
+        'ranking' => Types\RankingType::class,
+    ];
+
+    /** @var array<string, QuestionType>|null */
+    private ?array $types = null;
+
+    /** @return array<string, QuestionType> keyed by type key */
+    public function all(): array
+    {
+        if ($this->types === null) {
+            $this->types = [];
+            foreach (timebank_config('polls.question_types') ?? self::DEFAULT_TYPES as $key => $class) {
+                $type = app($class);
+                if (!$type instanceof QuestionType) {
+                    throw new InvalidArgumentException("Poll question type [$key] must implement " . QuestionType::class);
+                }
+                if ($type->key() !== $key) {
+                    throw new InvalidArgumentException("Poll question type [$key] reports key [{$type->key()}]");
+                }
+                $this->types[$key] = $type;
+            }
+        }
+
+        return $this->types;
+    }
+
+    public function has(string $key): bool
+    {
+        return isset($this->all()[$key]);
+    }
+
+    public function get(string $key): QuestionType
+    {
+        if (!$this->has($key)) {
+            throw new InvalidArgumentException("Unknown or disabled poll question type [$key]");
+        }
+
+        return $this->all()[$key];
+    }
+
+    /** @return array<string, string> key => translated label, for the editor's type select */
+    public function options(): array
+    {
+        return array_map(fn (QuestionType $type) => $type->label(), $this->all());
+    }
+}