Only fetch message parts when set on query

src/MessageQuery.php

@@ -261,21 +261,37 @@ protected function fetch(Collection $messages): array
             'desc' => $messages->sortDesc(SORT_NUMERIC),
         };
 
-        $uids = $messages->forPage($this->page, $this->limit)
-            ->values()
-            ->all();
+        $uids = $messages->forPage($this->page, $this->limit)->values();
 
-        $response = $this->connection()->fetch(array_filter([
-            $this->fetchFlags ? 'FLAGS' : null,
-            $this->fetchBody ? $this->fetchAsUnread
+        $fetch = [];
+
+        if ($this->fetchFlags) {
+            $fetch[] = 'FLAGS';
+        }
+
+        if ($this->fetchBody) {
+            $fetch[] = $this->fetchAsUnread
                 ? 'BODY.PEEK[TEXT]'
-                : 'BODY[TEXT]' : null,
-            $this->fetchHeaders ? $this->fetchAsUnread
+                : 'BODY[TEXT]';
+        }
+
+        if ($this->fetchHeaders) {
+            $fetch[] = $this->fetchAsUnread
                 ? 'BODY.PEEK[HEADER]'
-                : 'BODY[HEADER]' : null,
-        ]), $uids);
+                : 'BODY[HEADER]';
+        }
+
+        if (empty($fetch)) {
+            return $uids->mapWithKeys(fn (string|int $uid) => [
+                $uid => [
+                    'flags' => [],
+                    'headers' => '',
+                    'contents' => '',
+                ],
+            ])->all();
+        }
 
-        return $response->mapWithKeys(function (UntaggedResponse $response) {
+        return $this->connection()->fetch($fetch, $uids->all())->mapWithKeys(function (UntaggedResponse $response) {
             $data = $response->tokenAt(3);
 
             $uid = $data->lookup('UID')->value;

tests/Integration/MessagesTest.php

@@ -5,6 +5,7 @@
 use DirectoryTree\ImapEngine\DraftMessage;
 use DirectoryTree\ImapEngine\Folder;
 use DirectoryTree\ImapEngine\Message;
+use DirectoryTree\ImapEngine\MessageQuery;
 use Illuminate\Support\ItemNotFoundException;
 
 function folder(): Folder
@@ -99,6 +100,42 @@ function folder(): Folder
     })->toThrow(ItemNotFoundException::class);
 });
 
+test('get without fetches', function () {
+    $folder = folder();
+
+    $uid = $folder->messages()->append(
+        new DraftMessage(
+            from: '[email protected]',
+            text: 'hello world',
+        ),
+    );
+
+    $messages = $folder->messages()->get();
+
+    expect($messages->count())->toBe(1);
+    expect($messages->first()->uid())->toBe($uid);
+});
+
+test('get with fetches', function (callable $callback) {
+    $folder = folder();
+
+    $uid = $folder->messages()->append(
+        new DraftMessage(
+            from: '[email protected]',
+            text: 'hello world',
+        ),
+    );
+
+    $messages = $callback($folder->messages())->get();
+
+    expect($messages->count())->toBe(1);
+    expect($messages->first()->uid())->toBe($uid);
+})->with([
+    fn (MessageQuery $query) => $query->withBody(),
+    fn (MessageQuery $query) => $query->withFlags(),
+    fn (MessageQuery $query) => $query->withHeaders(),
+]);
+
 test('append', function () {
     $folder = folder();