Refactor using Tauri (#278)

crates/gpapi/src/process/service_launcher.rs

@@ -0,0 +1,72 @@
+use std::{
+  fs::File,
+  path::PathBuf,
+  process::{ExitStatus, Stdio},
+};
+
+use tokio::process::Command;
+
+use crate::GP_SERVICE_BINARY;
+
+use super::command_traits::CommandExt;
+
+pub struct ServiceLauncher {
+  program: PathBuf,
+  minimized: bool,
+  env_file: Option<String>,
+  log_file: Option<String>,
+}
+
+impl Default for ServiceLauncher {
+  fn default() -> Self {
+    Self::new()
+  }
+}
+
+impl ServiceLauncher {
+  pub fn new() -> Self {
+    Self {
+      program: GP_SERVICE_BINARY.into(),
+      minimized: false,
+      env_file: None,
+      log_file: None,
+    }
+  }
+
+  pub fn minimized(mut self, minimized: bool) -> Self {
+    self.minimized = minimized;
+    self
+  }
+
+  pub fn env_file(mut self, env_file: &str) -> Self {
+    self.env_file = Some(env_file.to_string());
+    self
+  }
+
+  pub fn log_file(mut self, log_file: &str) -> Self {
+    self.log_file = Some(log_file.to_string());
+    self
+  }
+
+  pub async fn launch(&self) -> anyhow::Result<ExitStatus> {
+    let mut cmd = Command::new_pkexec(&self.program);
+
+    if self.minimized {
+      cmd.arg("--minimized");
+    }
+
+    if let Some(env_file) = &self.env_file {
+      cmd.arg("--env-file").arg(env_file);
+    }
+
+    if let Some(log_file) = &self.log_file {
+      let log_file = File::create(log_file)?;
+      let stdio = Stdio::from(log_file);
+      cmd.stderr(stdio);
+    }
+
+    let exit_status = cmd.kill_on_drop(true).spawn()?.wait().await?;
+
+    Ok(exit_status)
+  }
+}