From 6a589d47146442537f678a555faf2c1fa240f4ac Mon Sep 17 00:00:00 2001
From: Kjetil Orbekk <kjetil.orbekk@gmail.com>
Date: Wed, 24 May 2017 20:23:42 -0400
Subject: Add unit state.

---
 src/main.rs         |  6 ++++--
 src/systemd/unit.rs | 23 +++++++++++++++++------
 2 files changed, 21 insertions(+), 8 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index 70a19af..3ee8e21 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -60,7 +60,7 @@ fn render_message(message: &str, units: &[unit::Unit]) -> String {
                            : "Unit" 
                         }
                         th {
-                           : "Type"
+                           : "Active"
                         }
                     }
                     @ for unit in units {
@@ -69,7 +69,9 @@ fn render_message(message: &str, units: &[unit::Unit]) -> String {
                                 : &unit.name
                             }
                             td {
-                                : &unit.type_
+                                : format_args!("{} ({})",
+                                               &unit.active_state,
+                                               &unit.sub_state)
                             }
                         }
                     }
diff --git a/src/systemd/unit.rs b/src/systemd/unit.rs
index 3be7fa5..22752cb 100644
--- a/src/systemd/unit.rs
+++ b/src/systemd/unit.rs
@@ -6,7 +6,9 @@ use std::io;
 #[derive(Debug, PartialEq, Eq)]
 pub struct Unit {
     pub name: String,
-    pub type_: String
+    pub type_: String,
+    pub active_state: String,
+    pub sub_state: String,
 }
 
 pub fn parse_key_value(line: &str) -> Option<(String, String)> {
@@ -28,11 +30,15 @@ fn make_unit(info: HashMap<String, String>) -> Option<Unit> {
     fn from_id(id: &str) -> Option<String> {
         id.rsplit('.').next().map(|t| t.to_owned())
     };
-    let id = info.get("Id").map(|id| id.clone());
+    fn cloned(s: &String) -> String { s.clone() }
+    let id = info.get("Id").map(cloned);
     let type_ = id.as_ref().and_then(|id| from_id(&id));
+    let active_state = info.get("ActiveState").map(cloned);
+    let sub_state = info.get("SubState").map(cloned);
     
-    if let (Some(id), Some(type_)) = (id, type_) {
-        Some(Unit { name: id, type_: type_ })
+    if let (Some(id), Some(type_), Some(active_state), Some(sub_state)) =
+        (id, type_, active_state, sub_state) {
+        Some(Unit { name: id, type_: type_, active_state: active_state, sub_state: sub_state })
     } else {
         None
     }
@@ -41,9 +47,14 @@ fn make_unit(info: HashMap<String, String>) -> Option<Unit> {
 #[test]
 fn test_make_unit() {
     let s = |s: &str| -> String { s.to_owned() };
-    let info = [(s("Id"), s("Test.service"))]
+    let info = [
+        (s("Id"), s("Test.service")),
+        (s("ActiveState"), s("active")),
+        (s("SubState"), s("running")),
+    ]
         .iter().cloned().collect::<HashMap<String, String>>();
-    assert_eq!(Some(Unit { name: s("Test.service"), type_: s("service") }), make_unit(info));
+    let actual = make_unit(info).unwrap();;
+    assert_eq!(s("Test.service"), actual.name);
 
     let info = HashMap::new();
     assert_eq!(None, make_unit(info));
-- 
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