diff --git a/src-tauri/Cargo.lock b/src-tauri/Cargo.lock
index 2d84f2f..d19b536 100644
--- a/src-tauri/Cargo.lock
+++ b/src-tauri/Cargo.lock
@@ -8,6 +8,7 @@ version = "0.0.1"
 dependencies = [
  "anyhow",
  "log",
+ "regex",
  "serde",
  "serde_json",
  "tauri",
diff --git a/src-tauri/Cargo.toml b/src-tauri/Cargo.toml
index 9d5fced..1fd0d38 100644
--- a/src-tauri/Cargo.toml
+++ b/src-tauri/Cargo.toml
@@ -24,6 +24,7 @@ tauri-build = { version = "2.1.0", features = [] }
 log = "0.4.26"
 serde_json = "1.0.140"
 serde = { version = "1.0.219", features = ["derive"] }
+regex = "1.11.1"
 tauri = { version = "2.4.0", features = [ "macos-private-api",
   "tray-icon"
 ] }
diff --git a/src-tauri/src/tool/powerplan.rs b/src-tauri/src/tool/powerplan.rs
index 1296b62..d0fb5d7 100644
--- a/src-tauri/src/tool/powerplan.rs
+++ b/src-tauri/src/tool/powerplan.rs
@@ -1,8 +1,109 @@
-pub fn get_powerplan<'a>() -> Result<String, &'a str> {
-    Ok(String::from(""))
+use std::collections::HashMap;
+use std::process::Command;
+
+pub struct PowerPlan {
+    power_plan_map: HashMap<i32, String>,
 }
 
-pub fn set_powerplan<'a>(plan: &str) -> Result<String, &'a str> {
-    println!("{}", plan);
-    Ok(String::from(""))
+impl PowerPlan {
+    pub fn new() -> Self {
+        let mut power_plan_map = HashMap::new();
+        power_plan_map.insert(PowerPlanMode::PowerSaving as i32, "a1841308-3541-4fab-bc81-f71556f20b4a".to_string());
+        power_plan_map.insert(PowerPlanMode::Balanced as i32, "381b4222-f694-41f0-9685-ff5bb260df2e".to_string());
+        power_plan_map.insert(PowerPlanMode::HighPerformance as i32, "8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c".to_string());
+        power_plan_map.insert(PowerPlanMode::Extreme as i32, "e9a42b02-d5df-448d-aa00-03f14749eb61".to_string());
+
+        PowerPlan { power_plan_map }
+    }
+
+    pub fn set(&self, mode: i32) -> Result<(), String> {
+        let guid = self.power_plan_map.get(&mode).ok_or("Invalid power plan number (expect from 1 to 4)")?;
+
+        let output = Command::new("powercfg")
+            .arg("/S")
+            .arg(guid)
+            .output()
+            .map_err(|e| format!("Failed to execute powercfg command: {}", e))?;
+
+        if !output.status.success() {
+            return Err(format!("Powercfg command failed: {}", String::from_utf8_lossy(&output.stderr)));
+        }
+
+        Ok(())
+    }
+
+    pub fn get(&self) -> Result<i32, String> {
+        let output = Command::new("powercfg")
+            .arg("/L")
+            .output()
+            .map_err(|e| format!("Failed to execute powercfg command: {}", e))?;
+
+        let output_str = String::from_utf8_lossy(&output.stdout);
+        let re = regex::Regex::new(r"GUID:\s+(\S+)\s+\(\S+\)\s+\*")
+            .map_err(|e| format!("Failed to compile regex: {}", e))?;
+
+        let res = re.captures(&output_str).ok_or("No matching power plan found")?;
+        let guid = res.get(1).ok_or("No GUID found in power plan output")?.as_str();
+
+        for (k, v) in &self.power_plan_map {
+            if guid == v {
+                return Ok(*k);
+            }
+        }
+
+        Err("No matching power plan found in map".to_string())
+    }
 }
+
+#[allow(dead_code)]
+pub enum PowerPlanMode {
+    Other = 0,
+    PowerSaving = 1,
+    Balanced = 2,
+    HighPerformance = 3,
+    Extreme = 4,
+}
+
+pub fn get_powerplan() -> Result<String, String> {
+    let power_plan = PowerPlan::new();
+    let mode = power_plan.get()?;
+    Ok(mode.to_string())
+}
+
+pub fn set_powerplan(plan: &str) -> Result<String, String> {
+    let mode: i32 = plan.parse().map_err(|_| "Invalid power plan number")?;
+    let power_plan = PowerPlan::new();
+    power_plan.set(mode)?;
+    Ok("Power plan set successfully".to_string())
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_set_power_plan() {
+        let power_plan = PowerPlan::new();
+        // 测试设置节能模式
+        let result = power_plan.set(PowerPlanMode::PowerSaving as i32);
+        assert!(result.is_ok(), "Failed to set power saving plan");
+
+        // 测试设置无效模式
+        let result = power_plan.set(99);
+        assert!(result.is_err(), "Setting invalid power plan should fail");
+    }
+
+    #[test]
+    fn test_get_power_plan() {
+        let power_plan = PowerPlan::new();
+        // 测试获取当前电源计划
+        let result = power_plan.get();
+        assert!(result.is_ok(), "Failed to get current power plan");
+
+        // 验证返回的模式是否在有效范围内
+        let mode = result.unwrap();
+        assert!((1..=4).contains(&mode), "Invalid power plan mode returned");
+        println!("Mode: {} - {}", mode, PowerPlan::new().power_plan_map[&mode]);
+
+    }
+}
\ No newline at end of file