先提交上去

src-tauri/src/commands/data.rs

@@ -0,0 +1,63 @@
+use parking_lot::RwLock;
+use serde::{Deserialize, Serialize};
+use std::sync::Arc;
+use tauri::State;
+
+use crate::services::permission::PermissionLevel;
+use crate::state::AppState;
+
+use super::response::IpcResponse;
+
+fn check_admin_permission(state: &Arc<RwLock<AppState>>) -> Result<(), String> {
+    let state_guard = state.read();
+    let mut permissions = state_guard.permissions.write();
+    let sender_id = 0;
+    if !permissions.require_permission(sender_id, PermissionLevel::Admin) {
+        return Err("Permission denied: Admin required".to_string());
+    }
+    Ok(())
+}
+
+#[tauri::command]
+pub async fn data_export_json(
+    state: State<'_, Arc<RwLock<AppState>>>,
+) -> Result<IpcResponse<String>, String> {
+    check_admin_permission(&state)?;
+
+    let state_guard = state.read();
+    let settings = state_guard.settings.read();
+    let settings_value = settings.get_all();
+    let settings_json = serde_json::to_value(settings_value)
+        .map_err(|e| format!("Failed to serialize settings: {}", e))?;
+
+    let data_service = state_guard.data.read();
+    let students: Vec<crate::services::data::StudentExport> = Vec::new();
+    let events: Vec<crate::services::data::EventExport> = Vec::new();
+
+    let export_data = data_service.export_json(settings_json, students, events);
+
+    let json_string = serde_json::to_string_pretty(&export_data)
+        .map_err(|e| format!("Failed to serialize export data: {}", e))?;
+
+    Ok(IpcResponse::success(json_string))
+}
+
+#[tauri::command]
+pub async fn data_import_json(
+    json_text: String,
+    state: State<'_, Arc<RwLock<AppState>>>,
+) -> Result<IpcResponse<()>, String> {
+    check_admin_permission(&state)?;
+
+    let state_guard = state.read();
+    let mut data_service = state_guard.data.write();
+    let result = data_service.import_json(&json_text);
+
+    if result.success {
+        Ok(IpcResponse::success_empty())
+    } else {
+        Ok(IpcResponse::error(
+            result.message.as_deref().unwrap_or("Import failed"),
+        ))
+    }
+}