feat(sync): 持久化类型化主题与编辑器偏好并支持草稿恢复

frontend/src-tauri/src/record_commands.rs

@@ -0,0 +1,61 @@
+//! Main-window preference records; no generic credential or application-state accessor.
+use super::{with_workspace, Host};
+use notesagent_host::{records, workspace::HostError};
+use serde::Deserialize;
+use serde_json::{json, Value};
+use tauri::State;
+#[derive(Deserialize)]
+#[serde(deny_unknown_fields)]
+pub struct Get {
+    vault_id: String,
+    kind: String,
+    id: String,
+}
+#[derive(Deserialize)]
+#[serde(deny_unknown_fields)]
+pub struct Write {
+    vault_id: String,
+    record: Value,
+    expected: String,
+    operation_id: String,
+}
+fn preference(kind: &str) -> Result<(), String> {
+    if matches!(kind, "theme_settings" | "preferences") {
+        Ok(())
+    } else {
+        Err("RECORD_SCOPE_DENIED".into())
+    }
+}
+#[tauri::command]
+pub fn record_get(host: State<'_, Host>, request: Get) -> Result<Option<Value>, String> {
+    preference(&request.kind)?;
+    with_workspace(&host, |ws| {
+        if ws.vault_id != request.vault_id {
+            return Err(HostError::new("VAULT_CHANGED"));
+        }
+        ws.record_get_kind(&request.kind, &request.id)
+    })
+}
+#[tauri::command]
+pub fn record_write(host: State<'_, Host>, request: Write) -> Result<Value, String> {
+    let kind = request.record["kind"]
+        .as_str()
+        .ok_or("RECORD_SCHEMA_INVALID")?;
+    preference(kind)?;
+    let path =
+        records::path_for(kind, request.record["id"].as_str().unwrap_or("")).map_err(|e| e.code)?;
+    let bytes = serde_json::to_vec(&request.record).map_err(|_| "RECORD_SCHEMA_INVALID")?;
+    with_workspace(&host, |ws| {
+        if ws.vault_id != request.vault_id {
+            return Err(HostError::new("VAULT_CHANGED"));
+        }
+        let entry = ws.write_operation(
+            &path,
+            &request.expected,
+            &bytes,
+            "local",
+            &request.operation_id,
+        )?;
+        Ok(json!({"record":request.record,"hash":entry.hash,"file_id":entry.file_id}))
+    })
+}