// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import"/strings.m.js";import{EventTracker}from"chrome://resources/js/event_tracker.js";import{loadTimeData}from"chrome://resources/js/load_time_data.js";import{BookmarksApiProxyImpl}from"./bookmarks_api_proxy.js";import{PowerBookmarkRowElement}from"./power_bookmark_row.js";import{getFolderDescendants,PowerBookmarksService}from"./power_bookmarks_service.js";export const DROP_POSITION_ATTR="drop-position";export var DropPosition;(function(DropPosition){DropPosition["INTO"]="into"})(DropPosition||(DropPosition={}));function toExtensionsBookmarkTreeNode(mojoNode){const extensionNode={id:mojoNode.id,parentId:mojoNode.parentId,title:mojoNode.title,index:mojoNode.index};if(mojoNode.url&&mojoNode.url.length!==0){extensionNode.url=mojoNode.url}else if(mojoNode.children){extensionNode.children=mojoNode.children.map(toExtensionsBookmarkTreeNode)}if(mojoNode.dateAdded!==null){extensionNode.dateAdded=mojoNode.dateAdded}if(mojoNode.dateLastUsed!==null){extensionNode.dateLastUsed=mojoNode.dateLastUsed}if(mojoNode.unmodifiable){extensionNode.unmodifiable=chrome.bookmarks.BookmarkTreeNodeUnmodifiable.MANAGED}return extensionNode}class DragSession{delegate_;dragData_;lastDragOverElements_=[];lastDropTargetBookmark_=null;lastBookmarkRowElement_=null;bookmarksApi_=BookmarksApiProxyImpl.getInstance();constructor(delegate,dragData){this.delegate_=delegate;this.dragData_=dragData}start(e){chrome.bookmarkManagerPrivate.startDrag(this.dragData_.elements.map((bookmark=>bookmark.id)),0,false,e.clientX,e.clientY)}update(e){const bookmarkRowElement=e.composedPath().find((target=>target instanceof PowerBookmarkRowElement));if(bookmarkRowElement===this.lastBookmarkRowElement_){return}this.lastBookmarkRowElement_=bookmarkRowElement||null;this.resetState_();const fallbackBookmark=this.delegate_.getFallbackBookmark();let dropTargetBookmark=fallbackBookmark;let useFallbackHighlight=true;if(bookmarkRowElement){const isUrl=bookmarkRowElement.bookmark.url;const targetNode=isUrl?PowerBookmarksService.getInstance().findBookmarkWithId(bookmarkRowElement.bookmark.parentId):bookmarkRowElement.bookmark;if(targetNode&&!targetNode.unmodifiable){dropTargetBookmark=targetNode;if(dropTargetBookmark.id!==fallbackBookmark.id){useFallbackHighlight=false}}}const draggedBookmarks=this.dragData_.elements;if(draggedBookmarks.length===0){this.cancel();return}const elementsToHighlight=[];if(useFallbackHighlight){elementsToHighlight.push(this.delegate_.getFallbackDropTargetElement())}else{const descendants=getFolderDescendants(dropTargetBookmark);descendants.forEach((descendant=>{const element=this.delegate_.getBookmarkRowElement(descendant.id);if(element){elementsToHighlight.push(element)}}));if(elementsToHighlight.length===0){elementsToHighlight.push(this.delegate_.getFallbackDropTargetElement())}}elementsToHighlight.forEach((element=>{element.setAttribute(DROP_POSITION_ATTR,DropPosition.INTO)}));this.lastDragOverElements_=elementsToHighlight;this.lastDropTargetBookmark_=dropTargetBookmark}cancel(){this.resetState_();this.lastDropTargetBookmark_=null;this.lastBookmarkRowElement_=null}finish(){if(!this.lastDropTargetBookmark_){return}const draggedBookmarks=this.dragData_.elements;const dropTargetIsParent=!draggedBookmarks.some((bookmark=>bookmark.parentId!==this.lastDropTargetBookmark_.id));const dropTargetIsSelfOrDescendant=draggedBookmarks.some((dragged=>{const mojoNode=PowerBookmarksService.getInstance().findBookmarkWithId(dragged.id);if(mojoNode){return getFolderDescendants(mojoNode).some((descendant=>descendant.id===this.lastDropTargetBookmark_.id))}return false}));if(dropTargetIsParent||dropTargetIsSelfOrDescendant){this.cancel();return}const targetBookmark=this.lastDropTargetBookmark_;this.bookmarksApi_.dropBookmarks(targetBookmark.id).then((()=>{this.delegate_.onFinishDrop(targetBookmark)}));this.cancel()}resetState_(){this.lastDragOverElements_.forEach((element=>{element.removeAttribute(DROP_POSITION_ATTR)}));this.lastDragOverElements_=[]}static createFromBookmark(delegate,bookmark){return new DragSession(delegate,{elements:[toExtensionsBookmarkTreeNode(bookmark)],sameProfile:true})}}export class PowerBookmarksDragManager{delegate_;dragSession_=null;eventTracker_=new EventTracker;lastPointerWasTouch_=false;constructor(delegate){this.delegate_=delegate}startObserving(){this.eventTracker_.removeAll();this.eventTracker_.add(this.delegate_,"pointerdown",(e=>this.lastPointerWasTouch_=e.pointerType==="touch"));this.eventTracker_.add(this.delegate_,"dragstart",(e=>this.onDragStart_(e)));this.eventTracker_.add(this.delegate_,"dragover",(e=>this.onDragOver_(e)));this.eventTracker_.add(this.delegate_,"dragleave",(()=>this.onDragLeave_()));this.eventTracker_.add(this.delegate_,"dragend",(()=>this.cancelDrag_()));this.eventTracker_.add(this.delegate_,"drop",(e=>this.onDrop_(e)));if(loadTimeData.getBoolean("editBookmarksEnabled")){chrome.bookmarkManagerPrivate.onDragEnter.addListener((dragData=>this.onChromeDragEnter_(dragData)));chrome.bookmarkManagerPrivate.onDragLeave.addListener((()=>this.cancelDrag_()))}}stopObserving(){this.eventTracker_.removeAll()}hasActiveDrag(){return!!this.dragSession_}cancelDrag_(){if(!this.dragSession_){return}this.dragSession_.cancel();this.dragSession_=null;this.delegate_.setHasActiveDrag(false)}onChromeDragEnter_(dragData){if(this.dragSession_){return}this.dragSession_=new DragSession(this.delegate_,dragData)}onDragStart_(e){e.preventDefault();if(!loadTimeData.getBoolean("editBookmarksEnabled")||this.lastPointerWasTouch_){return}const bookmark=e.composedPath().find((target=>target.draggable)).bookmark;if(!bookmark||bookmark.parentId===loadTimeData.getString("rootBookmarkId")||bookmark.unmodifiable){return}this.dragSession_=DragSession.createFromBookmark(this.delegate_,bookmark);this.dragSession_.start(e);this.delegate_.setHasActiveDrag(true)}onDragOver_(e){e.preventDefault();if(!this.dragSession_){return}this.dragSession_.update(e)}onDragLeave_(){if(!this.dragSession_){return}this.dragSession_.cancel()}onDrop_(e){if(!this.dragSession_){return}e.preventDefault();this.dragSession_.finish();this.dragSession_=null;this.delegate_.setHasActiveDrag(false)}}