Implement Rust web sidebar title and tree interactions

rust/crates/mnote-web/src/page_aggregate/builder.rs

@@ -10,10 +10,10 @@
 //! ```
 
 use crate::page_aggregate::{
-    PageAggregate, PageBody, PageHead, PageIdentity, PageLayout, PageOptions, PagePermissions,
-    PageStats, PageTree,
+    PageAggregate, PageAggregateSource, PageBody, PageHead, PageIdentity, PageLayout, PageOptions,
+    PagePermissions, PageStats, PageTree,
 };
-use serde_json::Value;
+use serde_json::{to_value, Value};
 
 /// PageAggregate 构建器。
 ///
@@ -23,6 +23,11 @@ use serde_json::Value;
 pub struct PageAggregateBuilder {
     document_id: String,
     workspace_id: String,
+    source: PageAggregateSource,
+    parent_id: Option<String>,
+    path: Vec<String>,
+    sidebar_tree_membership: Vec<String>,
+    body_ref: Option<String>,
     title: String,
     updated_at: Value,
     read_only: bool,
@@ -58,6 +63,11 @@ impl PageAggregateBuilder {
         Self {
             document_id: String::new(),
             workspace_id: "default".to_string(),
+            source: PageAggregateSource::CompatMetaContentJoin,
+            parent_id: None,
+            path: Vec::new(),
+            sidebar_tree_membership: vec!["page-tree".into(), "file-tree".into()],
+            body_ref: None,
             title: "无标题".to_string(),
             updated_at: Value::Null,
             read_only: false,
@@ -100,6 +110,31 @@ impl PageAggregateBuilder {
         self
     }
 
+    pub fn source(mut self, value: PageAggregateSource) -> Self {
+        self.source = value;
+        self
+    }
+
+    pub fn parent_id(mut self, value: Option<String>) -> Self {
+        self.parent_id = value;
+        self
+    }
+
+    pub fn path(mut self, value: Vec<String>) -> Self {
+        self.path = value;
+        self
+    }
+
+    pub fn sidebar_tree_membership(mut self, value: Vec<String>) -> Self {
+        self.sidebar_tree_membership = value;
+        self
+    }
+
+    pub fn body_ref(mut self, value: Option<String>) -> Self {
+        self.body_ref = value;
+        self
+    }
+
     // ── Head ──
 
     pub fn title(mut self, value: impl Into<String>) -> Self {
@@ -249,8 +284,40 @@ impl PageAggregateBuilder {
 
     /// 消费 builder 并产出 `PageAggregate`。
     pub fn build(self) -> PageAggregate {
+        let page_options = PageOptions {
+            wide_layout: self.wide_layout,
+            small_text: self.small_text,
+            layout_density: self.layout_density,
+            show_heading_numbers: self.show_heading_numbers,
+            show_toc: self.show_toc,
+            show_structure: self.show_structure,
+            protect_editing: self.protect_editing,
+            show_word_count: self.show_word_count,
+            collapse_backlinks: self.collapse_backlinks,
+            page_font: self.page_font,
+            hide_child_pages: self.hide_child_pages,
+            show_block_ref_count: self.show_block_ref_count,
+            embed_default_block_id: self.embed_default_block_id,
+        };
+        let layout_options = to_value(&page_options).expect("PageOptions 序列化不应失败");
+        let updated_at_text = self.updated_at.as_str().map(ToOwned::to_owned);
+        let page_id = self.document_id.clone();
         PageAggregate {
             schema: "mnote.page_aggregate.v1".to_string(),
+            projection_version: PageAggregate::VERSION,
+            source: self.source,
+            page_id,
+            parent_id: self.parent_id,
+            title: self.title.clone(),
+            path: if self.path.is_empty() {
+                vec![self.document_id.clone()]
+            } else {
+                self.path
+            },
+            sidebar_tree_membership: self.sidebar_tree_membership,
+            body_ref: self.body_ref,
+            layout_options,
+            updated_at: updated_at_text,
             identity: PageIdentity {
                 document_id: self.document_id,
                 workspace_id: self.workspace_id,
@@ -265,21 +332,7 @@ impl PageAggregateBuilder {
                 },
             },
             layout: PageLayout {
-                page_options: PageOptions {
-                    wide_layout: self.wide_layout,
-                    small_text: self.small_text,
-                    layout_density: self.layout_density,
-                    show_heading_numbers: self.show_heading_numbers,
-                    show_toc: self.show_toc,
-                    show_structure: self.show_structure,
-                    protect_editing: self.protect_editing,
-                    show_word_count: self.show_word_count,
-                    collapse_backlinks: self.collapse_backlinks,
-                    page_font: self.page_font,
-                    hide_child_pages: self.hide_child_pages,
-                    show_block_ref_count: self.show_block_ref_count,
-                    embed_default_block_id: self.embed_default_block_id,
-                },
+                page_options,
             },
             body: PageBody {
                 content: self.content,