From aeaaefd2706479378a24c1ab6d1dc8f74d557e78 Mon Sep 17 00:00:00 2001
From: tom barrett <spalf0@gmail.com>
Date: Tue, 17 Apr 2018 04:17:29 -0500
Subject: -moved over to if let to get less indentation

---
 src/server/navigation.rs | 63 ++++++++++++++++++++++--------------------------
 1 file changed, 29 insertions(+), 34 deletions(-)

(limited to 'src/server/navigation.rs')

diff --git a/src/server/navigation.rs b/src/server/navigation.rs
index 1d332f9..7f4a1bc 100644
--- a/src/server/navigation.rs
+++ b/src/server/navigation.rs
@@ -16,45 +16,40 @@ impl ServerConnection {
         let ship = masses.get_mut(&self.name).unwrap();
         let ship_position = ship.position;
 
-        match ship.mass_type {
-            MassType::Ship{ref mut modules, ..} => {
-                match modules.get_mut("Navigation").unwrap().module_type {
-                    ModuleType::Navigation{ref mut target_name, ref mut start, ref mut status, ref range, ..} => {
-                        match target_name.clone() {
-                            Some(name) => {
-                                let target = masses_clone.get(&name).unwrap();
-                                if distance(target.position, ship.position) > *range {
-                                    *target_name = None;
-                                }
-                            },
-                            _ => (),
-                        }
-
-                        let within_range : HashMap<&String, &Mass> = masses_clone.iter().filter(|&(_, mass)|
-                                                                                                distance(ship_position, mass.position) < *range)
-                                                                                                .collect();
+        if let MassType::Ship{ref mut modules, ..} = ship.mass_type {
+            let mut navigation = modules.get_mut("Navigation").unwrap();
+            if let ModuleType::Navigation{ref mut target_name, ref mut start, ref mut status, ref range, ..} = navigation.module_type {
 
-                        let send = serde_json::to_string(&within_range).unwrap() + "\n";
-                        match self.stream.write(send.as_bytes()) {
-                            Ok(_result) => (),
-                            Err(_error) => return false,
+                match target_name.clone() {
+                    Some(name) => {
+                        let target = masses_clone.get(&name).unwrap();
+                        if distance(target.position, ship.position) > *range {
+                            *target_name = None;
                         }
+                    }
+                    _ => (),
+                }
 
-                        let mut recv = String::new();
-                        match self.buff_r.read_line(&mut recv) {
-                            Ok(_result) => (),
-                            Err(_error) => (),
-                        }
-                        if !recv.is_empty() {
-                            *target_name = Some(recv.replace("\n", ""));
-                            *start = Some(SystemTime::now());
-                            *status = NavigationStatus::Targeting;
-                        }
-                    },
-                _ => (),
+                let within_range : HashMap<&String, &Mass> = masses_clone.iter().filter(|&(_, mass)|
+                                                                                        distance(ship_position, mass.position) < *range)
+                                                                                        .collect();
+                let send = serde_json::to_string(&within_range).unwrap() + "\n";
+                match self.stream.write(send.as_bytes()) {
+                    Ok(_result) => (),
+                    Err(_error) => return false,
+                }
+
+                let mut recv = String::new();
+                match self.buff_r.read_line(&mut recv) {
+                    Ok(_result) => (),
+                    Err(_error) => (),
+                }
+                if !recv.is_empty() {
+                    *target_name = Some(recv.replace("\n", ""));
+                    *start = Some(SystemTime::now());
+                    *status = NavigationStatus::Targeting;
                 }
             }
-        _ => (),
         }
         true
     }
-- 
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