feat: add back topic id input

public/language/en-GB/topic.json

@@ -142,7 +142,8 @@
 	"merge-options": "Merge options",
 	"merge-select-main-topic": "Select the main topic",
 	"merge-new-title-for-topic": "New title for topic",
-	"move_posts_instruction": "Click the posts you want to move then go to target topic and click move.",
+	"topic-id": "Topic ID",
+	"move_posts_instruction": "Click the posts you want to move then enter a topic ID or go to the target topic",
 	"change_owner_instruction": "Click the posts you want to assign to another user",
 
 	"composer.title_placeholder": "Enter your topic title here...",

public/src/client/topic/move-post.js

@@ -23,6 +23,7 @@ define('forum/topic/move-post', [
 			$('body').append(moveModal);
 
 			moveModal.find('.close,#move_posts_cancel').on('click', closeMoveModal);
+			moveModal.find('#topicId').on('keyup', utils.debounce(checkMoveButtonEnable, 200));
 			postSelect.init(onPostToggled);
 			showPostsSelected();
 
@@ -30,17 +31,18 @@ define('forum/topic/move-post', [
 				postSelect.togglePostSelection(postEl, postEl.attr('data-pid'));
 			}
 
-			$(window).off('action:ajaxify.end', checkMoveButtonEnable)
-				.on('action:ajaxify.end', checkMoveButtonEnable);
+			$(window).off('action:ajaxify.end', onAjaxifyEnd)
+				.on('action:ajaxify.end', onAjaxifyEnd);
 
 			moveCommit.on('click', function () {
-				if (!ajaxify.data.template.topic || !ajaxify.data.tid) {
+				const targetTid = getTargetTid();
+				if (!targetTid) {
 					return;
 				}
 				moveCommit.attr('disabled', true);
 				var data = {
 					pids: postSelect.pids.slice(),
-					tid: ajaxify.data.tid,
+					tid: targetTid,
 				};
 				alerts.alert({
 					alert_id: 'pids_move_' + postSelect.pids.join('-'),
@@ -61,14 +63,45 @@ define('forum/topic/move-post', [
 		});
 	};
 
+	function onAjaxifyEnd() {
+		if (!moveModal) {
+			return;
+		}
+		var tidInput = moveModal.find('#topicId');
+		var targetTid = null;
+		if (ajaxify.data.template.topic && ajaxify.data.tid &&
+			parseInt(ajaxify.data.tid, 10) !== fromTid
+		) {
+			targetTid = ajaxify.data.tid;
+		}
+		if (targetTid && !tidInput.val()) {
+			tidInput.val(targetTid);
+		}
+		checkMoveButtonEnable();
+	}
+
+	function getTargetTid() {
+		var tidInput = moveModal.find('#topicId');
+		if (tidInput.length && tidInput.val()) {
+			return tidInput.val();
+		}
+		return ajaxify.data.template.topic && ajaxify.data.tid;
+	}
+
 	function showPostsSelected() {
 		if (!moveModal) {
 			return;
 		}
+		var targetTid = getTargetTid();
 		if (postSelect.pids.length) {
-			if (ajaxify.data.template.topic && ajaxify.data.tid && ajaxify.data.tid !== fromTid) {
-				var translateStr = translator.compile('topic:x-posts-will-be-moved-to-y', postSelect.pids.length, ajaxify.data.title);
-				moveModal.find('#pids').translateHtml(translateStr);
+			if (targetTid && parseInt(targetTid, 10) !== parseInt(fromTid, 10)) {
+				api.get('/topics/' + targetTid, {}).then(function (data) {
+					if (!data || !data.tid) {
+						return app.alertError('[[error:no-topic]]');
+					}
+					var translateStr = translator.compile('topic:x-posts-will-be-moved-to-y', postSelect.pids.length, data.title);
+					moveModal.find('#pids').translateHtml(translateStr);
+				});
 			} else {
 				moveModal.find('#pids').translateHtml('[[topic:x-posts-selected, ' + postSelect.pids.length + ']]');
 			}
@@ -81,9 +114,9 @@ define('forum/topic/move-post', [
 		if (!moveModal) {
 			return;
 		}
-
-		if (postSelect.pids.length && ajaxify.data.tid &&
-			ajaxify.data.template.topic && ajaxify.data.tid !== fromTid
+		var targetTid = getTargetTid();
+		if (postSelect.pids.length && targetTid &&
+			parseInt(targetTid, 10) !== parseInt(fromTid, 10)
 		) {
 			moveCommit.removeAttr('disabled');
 		} else {
@@ -97,7 +130,7 @@ define('forum/topic/move-post', [
 	}
 
 	function movePosts(data) {
-		if (!ajaxify.data.template.topic || !data.tid) {
+		if (!data.tid) {
 			return;
 		}
 
@@ -119,6 +152,7 @@ define('forum/topic/move-post', [
 			moveModal.remove();
 			moveModal = null;
 			postSelect.disable();
+			$(window).off('action:ajaxify.end', onAjaxifyEnd);
 		}
 	}
 

src/views/modals/move-post.tpl

@@ -3,6 +3,10 @@
 		<h3 class="panel-title">[[topic:thread_tools.move-posts]]</h3>
 	</div>
 	<div class="panel-body">
+		<div>
+			<label for="topicId">[[topic:topic-id]]</label>
+			<input id="topicId" type="text" class="form-control"><br/>
+		</div>
 		<p>
     		<strong><span id="pids"></span></strong>
         </p>