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feat: recursive append children

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This commit is contained in:
Vincent Chan 2022-08-23 17:12:11 +08:00
parent bb8e0485cd
commit 9d1475df2b
3 changed files with 18 additions and 13 deletions
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17
shared-lib/lib-ot/src/core/document/document.rs
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@ -102,7 +102,7 @@ impl DocumentTree {
}
}
fn apply_insert(&mut self, path: &Position, nodes: &Vec<NodeSubTree>) -> Result<(), OTError> {
fn apply_insert(&mut self, path: &Position, nodes: &[Box<NodeSubTree>]) -> Result<(), OTError> {
let parent_path = &path.0[0..(path.0.len() - 1)];
let last_index = path.0[path.0.len() - 1];
let parent_node = self
@ -121,7 +121,7 @@ impl DocumentTree {
&mut self,
parent: NodeId,
index: usize,
insert_children: &[NodeSubTree],
insert_children: &[Box<NodeSubTree>],
) -> Result<(), OTError> {
if index == 0 && parent.children(&self.arena).next().is_none() {
self.append_subtree(&parent, insert_children);
@ -143,17 +143,22 @@ impl DocumentTree {
Ok(())
}
fn append_subtree(&mut self, parent: &NodeId, insert_children: &[NodeSubTree]) {
// recursive append the subtrees to the node
fn append_subtree(&mut self, parent: &NodeId, insert_children: &[Box<NodeSubTree>]) {
for child in insert_children {
let child_id = self.arena.new_node(child.to_node_data());
parent.append(child_id, &mut self.arena);
self.append_subtree(&child_id, child.children.as_ref());
}
}
fn insert_subtree_before(&mut self, before: &NodeId, insert_children: &[NodeSubTree]) {
for id in insert_children {
let child_id = self.arena.new_node(id.to_node_data());
fn insert_subtree_before(&mut self, before: &NodeId, insert_children: &[Box<NodeSubTree>]) {
for child in insert_children {
let child_id = self.arena.new_node(child.to_node_data());
before.insert_before(child_id, &mut self.arena);
self.append_subtree(&child_id, child.children.as_ref());
}
}

6
shared-lib/lib-ot/src/core/document/document_operation.rs
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@ -5,7 +5,7 @@ use crate::core::{NodeAttributes, NodeSubTree, TextDelta};
#[serde(tag = "type")]
pub enum DocumentOperation {
#[serde(rename = "insert-operation")]
Insert { path: Position, nodes: Vec<NodeSubTree> },
Insert { path: Position, nodes: Vec<Box<NodeSubTree>> },
#[serde(rename = "update-operation")]
Update {
path: Position,
@ -14,7 +14,7 @@ pub enum DocumentOperation {
old_attributes: NodeAttributes,
},
#[serde(rename = "delete-operation")]
Delete { path: Position, nodes: Vec<NodeSubTree> },
Delete { path: Position, nodes: Vec<Box<NodeSubTree>> },
#[serde(rename = "text-edit-operation")]
TextEdit {
path: Position,
@ -155,7 +155,7 @@ mod tests {
fn test_serialize_insert_operation() {
let insert = DocumentOperation::Insert {
path: Position(vec![0, 1]),
nodes: vec![NodeSubTree::new("text")],
nodes: vec![Box::new(NodeSubTree::new("text"))],
};
let result = serde_json::to_string(&insert).unwrap();
assert_eq!(

8
shared-lib/lib-ot/src/core/document/transaction.rs
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@ -25,7 +25,7 @@ impl<'a> TransactionBuilder<'a> {
}
}
pub fn insert_nodes_at_path(&mut self, path: &Position, nodes: &[NodeSubTree]) {
pub fn insert_nodes_at_path(&mut self, path: &Position, nodes: &[Box<NodeSubTree>]) {
self.push(DocumentOperation::Insert {
path: path.clone(),
nodes: nodes.to_vec(),
@ -59,17 +59,17 @@ impl<'a> TransactionBuilder<'a> {
pub fn delete_nodes_at_path(&mut self, path: &Position, length: usize) {
let mut node = self.document.node_at_path(path).unwrap();
let mut deleted_nodes: Vec<NodeSubTree> = Vec::new();
let mut deleted_nodes: Vec<Box<NodeSubTree>> = Vec::new();
for _ in 0..length {
let node_data = self.document.arena.get(node).unwrap();
let data = node_data.get();
deleted_nodes.push(NodeSubTree {
deleted_nodes.push(Box::new(NodeSubTree {
node_type: data.node_type.clone(),
attributes: data.attributes.clone(),
delta: data.delta.clone(),
children: vec![],
});
}));
node = node.following_siblings(&self.document.arena).next().unwrap();
}