From 3b27ce15cace19804031024f286754aedf86205e Mon Sep 17 00:00:00 2001
From: littleblack111 <littleblack11111@gmail.com>
Date: Sat, 13 Sep 2025 22:10:20 +0800
Subject: feat: `executor`, executs `tasks`

---
 src/client/executor/tasks.rs | 77 +++++++++++++++++++++++++++++++++-----------
 1 file changed, 58 insertions(+), 19 deletions(-)

(limited to 'src/client/executor/tasks.rs')

diff --git a/src/client/executor/tasks.rs b/src/client/executor/tasks.rs
index 90094de..c69b310 100644
--- a/src/client/executor/tasks.rs
+++ b/src/client/executor/tasks.rs
@@ -1,29 +1,68 @@
-use std::str::FromStr;
+pub(crate) struct Task {
+    pub name: &'static str,
+    pub exec: fn(&[&str]) -> Result<String, String>,
+}
 
-pub(crate) trait Task: FromStr {
-    type Err: std::fmt::Display;
-    type Success: std::fmt::Display = String;
+pub(crate) const TASKS: &[Task] = &[
+    Task {
+        name: "nop",
+        exec: no_op,
+    },
+    Task {
+        name: "exec",
+        exec: exec,
+    },
+];
 
-    fn execute() -> Result<Self::Success, <Self as Task>::Err>;
+fn no_op(_: &[&str]) -> Result<String, String> {
+    Ok("".to_string())
 }
 
-pub(crate) trait IntoTask {
-    type Err: std::fmt::Display;
+fn exec(cmds: &[&str]) -> Result<String, String> {
+    use std::process::Command;
+    // TODO: fmt and add exit code, and add support for both stdout and stderr, and support for no output
+    match Command::new(cmds[0]).args(&cmds[1..]).output() {
+        Ok(o) => {
+            if o.status.success() {
+                Ok(String::from_utf8(o.stdout)
+                    .unwrap_or("Failed decoding vec<u8> -> String".to_string())
+                    .to_string())
+            } else {
+                Err(String::from_utf8(o.stderr)
+                    .unwrap_or("Failed decoding vec<u8> -> String".to_string())
+                    .to_string())
+            }
+        }
+        Err(e) => Err(e.to_string()),
+    }
+}
 
-    fn into_task(self) -> Result<impl Task, Self::Err>;
+pub(crate) enum IntoTaskErr {
+    NotFound,
+}
+
+pub(crate) trait IntoTask {
+    fn into_task<'a>(self) -> Result<&'a Task, IntoTaskErr>;
 }
 
 impl IntoTask for String {
-    type Err = <String as FromStr>::Err;
+    fn into_task<'a>(self) -> Result<&'a Task, IntoTaskErr> {
+        for task in TASKS {
+            if task.name == self {
+                return Ok(task);
+            }
+        }
+        Err(IntoTaskErr::NotFound)
+    }
+}
 
-    fn into_task(self) -> Result<impl Task, Self::Err> {}
+impl IntoTask for &str {
+    fn into_task<'a>(self) -> Result<&'a Task, IntoTaskErr> {
+        for task in TASKS {
+            if task.name == self {
+                return Ok(task);
+            }
+        }
+        Err(IntoTaskErr::NotFound)
+    }
 }
-//
-// impl Task for {
-//     type Err = std::num::ParseIntError;
-//     type Success = u32;
-//
-//     fn execute() -> Result<Self::Success, Self::Err> {
-//         Ok(42)
-//     }
-// }
-- 
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