From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sun, 12 Jul 2020 01:24:27 +0000 (+0100)
Subject: provide dasharray
X-Git-Tag: otter-0.2.0~1369
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=fb76c7e761f41a856bfe5a6513414388ce529fbf;p=otter.git

provide dasharray
---

diff --git a/src/session.rs b/src/session.rs
index 8c17863a..fa13f7ac 100644
--- a/src/session.rs
+++ b/src/session.rs
@@ -62,7 +62,19 @@ fn session(form : Json<SessionForm>) -> Result<Template,OE> {
 
     let mut load_players = HashMap::new();
     for (player, _pl) in &ig.gs.players {
-      let dasharray = String::new();
+      let kd : slotmap::KeyData = player.into();
+      let n = kd.get_idx_version().0;
+      let n = if n != 0 { n.try_into().unwrap() }
+              else { ig.gs.players.capacity() };
+      assert!(n != 0);
+      let mut dasharray = String::with_capacity(n*3 + 4);
+      for dash in iter::once("3").chain(
+        iter::repeat("1").take(n-1))
+      {
+        write!(&mut dasharray, "{} 1 ", &dash).unwrap();
+      }
+      let spc = dasharray.pop();
+      assert_eq!(spc,Some(' '));
 
       load_players.insert(player, DataLoadPlayer {
         dasharray,