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refactor: backup.rs — use 语句移至文件顶部，注册表路径复用常量

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Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
This commit is contained in:
刘航宇
2026-05-26 22:42:15 +08:00
parent 652280c2dd
commit c30855fa70
2 changed files with 7 additions and 8 deletions
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src-tauri/src/commands/backup.rs
+4 -5
View File
@@ -1,5 +1,7 @@
use chrono::Local; use chrono::Local;
use std::path::PathBuf; use std::path::PathBuf;
use winreg::enums::*;
use crate::commands::registry::{self, SYS_REG_PATH, USER_REG_PATH};
fn backup_base_dir() -> PathBuf { fn backup_base_dir() -> PathBuf {
dirs::data_dir() dirs::data_dir()
@@ -19,9 +21,6 @@ pub fn get_appdata_dir() -> String {
/// 在保存前调用，备份的是注册表中的当前值（保存前的状态） /// 在保存前调用，备份的是注册表中的当前值（保存前的状态）
#[tauri::command] #[tauri::command]
pub fn backup_registry(custom_dir: Option<String>) -> Result<String, String> { pub fn backup_registry(custom_dir: Option<String>) -> Result<String, String> {
use crate::commands::registry;
use winreg::enums::*;
let backup_dir = match custom_dir { let backup_dir = match custom_dir {
Some(ref dir) if !dir.is_empty() => std::path::PathBuf::from(dir), Some(ref dir) if !dir.is_empty() => std::path::PathBuf::from(dir),
_ => backup_base_dir(), _ => backup_base_dir(),
@@ -33,12 +32,12 @@ pub fn backup_registry(custom_dir: Option<String>) -> Result<String, String> {
// 读取当前注册表中的值（保存前的旧值） // 读取当前注册表中的值（保存前的旧值）
let sys_paths = registry::load_paths( let sys_paths = registry::load_paths(
HKEY_LOCAL_MACHINE, HKEY_LOCAL_MACHINE,
"SYSTEM\\CurrentControlSet\\Control\\Session Manager\\Environment", SYS_REG_PATH,
"系统", "系统",
)?; )?;
let user_paths = registry::load_paths( let user_paths = registry::load_paths(
HKEY_CURRENT_USER, HKEY_CURRENT_USER,
"Environment", USER_REG_PATH,
"用户", "用户",
)?; )?;
src-tauri/src/commands/registry.rs
+3 -3
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@@ -1,9 +1,9 @@
use winreg::enums::*; use winreg::enums::*;
use winreg::RegKey; use winreg::RegKey;
const SYS_REG_PATH: &str = "SYSTEM\\CurrentControlSet\\Control\\Session Manager\\Environment"; pub(crate) const SYS_REG_PATH: &str = "SYSTEM\\CurrentControlSet\\Control\\Session Manager\\Environment";
const USER_REG_PATH: &str = "Environment"; pub(crate) const USER_REG_PATH: &str = "Environment";
const PATH_VALUE: &str = "Path"; pub(crate) const PATH_VALUE: &str = "Path";
pub(crate) fn load_paths(root: winreg::HKEY, sub_path: &str, label: &str) -> Result<Vec<String>, String> { pub(crate) fn load_paths(root: winreg::HKEY, sub_path: &str, label: &str) -> Result<Vec<String>, String> {
let key = RegKey::predef(root); let key = RegKey::predef(root);