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feat: support import document from v0.1.x (#2601)

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This commit is contained in:
Lucas.Xu
2023-05-23 19:42:53 +08:00
committed by GitHub
parent ffff628359
commit 74ff6772db
12 changed files with 427 additions and 66 deletions
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51
frontend/appflowy_flutter/lib/plugins/document/application/document_data_pb_extension.dart
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@ -3,15 +3,54 @@ import 'dart:convert';
import 'package:appflowy_backend/log.dart';
import 'package:appflowy_backend/protobuf/flowy-document2/protobuf.dart';
import 'package:appflowy_editor/appflowy_editor.dart'
show Document, Node, Attributes, Delta, ParagraphBlockKeys;
show Document, Node, Attributes, Delta, ParagraphBlockKeys, NodeIterator;
import 'package:collection/collection.dart';
import 'package:nanoid/nanoid.dart';
extension AppFlowyEditor on DocumentDataPB {
DocumentDataPB? fromDocument(Document document) {
final blocks = <String, BlockPB>{};
extension DocumentDataPBFromTo on DocumentDataPB {
static DocumentDataPB? fromDocument(Document document) {
final startNode = document.first;
final endNode = document.last;
if (startNode == null || endNode == null) {
return null;
}
final pageId = document.root.id;
// generate the block
final blocks = <String, BlockPB>{};
final nodes = NodeIterator(
document: document,
startNode: startNode,
endNode: endNode,
).toList();
for (final node in nodes) {
if (blocks.containsKey(node.id)) {
assert(false, 'duplicate node id: ${node.id}');
}
final parentId = node.parent?.id;
final childrenId = nanoid(10);
blocks[node.id] = node.toBlock(
parentId: parentId,
childrenId: childrenId,
);
}
// root
blocks[pageId] = document.root.toBlock(
parentId: '',
childrenId: pageId,
);
// generate the meta
final childrenMap = <String, ChildrenPB>{};
blocks.forEach((key, value) {
final parentId = value.parentId;
if (parentId.isNotEmpty) {
childrenMap[parentId] ??= ChildrenPB.create();
childrenMap[parentId]!.children.add(value.id);
}
});
final meta = MetaPB(childrenMap: childrenMap);
return DocumentDataPB(
blocks: blocks,
pageId: pageId,
@ -91,6 +130,7 @@ extension BlockToNode on BlockPB {
extension NodeToBlock on Node {
BlockPB toBlock({
String? parentId,
String? childrenId,
}) {
assert(id.isNotEmpty);
@ -101,6 +141,9 @@ extension NodeToBlock on Node {
if (childrenId != null && childrenId.isNotEmpty) {
block.childrenId = childrenId;
}
if (parentId != null && parentId.isNotEmpty) {
block.parentId = parentId;
}
return block;
}