refactor: remove unused block document helpers

2026-05-25 06:36:18 +08:00
parent 0509081bbb
commit e348d0ccee
2 changed files with 5 additions and 109 deletions
@@ -2,69 +2,6 @@

 use serde_json::{json, Map, Value};

-use crate::editor_runtime::block_hover_state::DropPlacement;
-
-fn document_content_mut(document: &mut Value) -> Result<&mut Vec<Value>, String> {
-    document
-        .get_mut("content")
-        .and_then(Value::as_array_mut)
-        .ok_or_else(|| "文档 JSON 缺少顶层 content 数组".to_string())
-}
-
-pub(crate) fn duplicate_top_level_block(document: &mut Value, index: usize) -> Result<(), String> {
-    let content = document_content_mut(document)?;
-    let block = content
-        .get(index)
-        .cloned()
-        .ok_or_else(|| format!("找不到第 {index} 个块"))?;
-    content.insert(index + 1, block);
-    Ok(())
-}
-
-pub(crate) fn delete_top_level_block(document: &mut Value, index: usize) -> Result<(), String> {
-    let content = document_content_mut(document)?;
-    if index >= content.len() {
-        return Err(format!("找不到第 {index} 个块"));
-    }
-
-    if content.len() == 1 {
-        content[0] = json!({"type": "paragraph"});
-        return Ok(());
-    }
-
-    content.remove(index);
-    Ok(())
-}
-
-pub(crate) fn reorder_top_level_block(
-    document: &mut Value,
-    source: usize,
-    target: usize,
-    placement: DropPlacement,
-) -> Result<(), String> {
-    let content = document_content_mut(document)?;
-    if source >= content.len() || target >= content.len() {
-        return Err("拖拽目标超出当前顶层块范围".to_string());
-    }
-
-    let block = content.remove(source);
-    let mut insert_at = match placement {
-        DropPlacement::Before => target,
-        DropPlacement::After => target + 1,
-    };
-
-    if source < insert_at {
-        insert_at = insert_at.saturating_sub(1);
-    }
-
-    if insert_at > content.len() {
-        insert_at = content.len();
-    }
-
-    content.insert(insert_at, block);
-    Ok(())
-}
-
 fn node_with_attrs(
    type_name: &str,
    attrs: Option<Map<String, Value>>,
@@ -115,49 +52,3 @@ pub(crate) fn mindmap_paragraph_node(next_mindmap_id: impl FnOnce() -> String) -
    attrs.insert("projectionVersion".to_string(), json!(1));
    node_with_attrs("paragraph", Some(attrs), Vec::new())
 }
-
-#[cfg(test)]
-mod tests {
-    use serde_json::json;
-
-    use super::*;
-
-    #[test]
-    fn delete_only_top_level_block_keeps_empty_paragraph() {
-        let mut document = json!({
-            "type": "doc",
-            "content": [
-                {"type": "paragraph", "content": [{"type": "text", "text": "A"}]}
-            ]
-        });
-
-        delete_top_level_block(&mut document, 0).expect("delete block");
-
-        assert_eq!(
-            document,
-            json!({"type": "doc", "content": [{"type": "paragraph"}]})
-        );
-    }
-
-    #[test]
-    fn reorder_top_level_block_adjusts_target_after_source_removal() {
-        let mut document = json!({
-            "type": "doc",
-            "content": [
-                {"type": "paragraph", "attrs": {"id": "a"}},
-                {"type": "paragraph", "attrs": {"id": "b"}},
-                {"type": "paragraph", "attrs": {"id": "c"}}
-            ]
-        });
-
-        reorder_top_level_block(&mut document, 0, 2, DropPlacement::After).expect("reorder block");
-
-        let ids: Vec<_> = document["content"]
-            .as_array()
-            .expect("content")
-            .iter()
-            .map(|node| node["attrs"]["id"].as_str().unwrap_or_default())
-            .collect();
-        assert_eq!(ids, vec!["b", "c", "a"]);
-    }
-}