From 4266e21186335b53deb2f92deded0f18cb9d4b29 Mon Sep 17 00:00:00 2001
From: Christian Heller <c.heller@plomlompom.de>
Date: Sun, 25 Oct 2020 03:12:42 +0100
Subject: [PATCH] Add line breaks and indentation logic.

---
 new2/rogue_chat.html | 35 +++++++++++++++++++++++------------
 1 file changed, 23 insertions(+), 12 deletions(-)

diff --git a/new2/rogue_chat.html b/new2/rogue_chat.html
index 5af97da..10e5ee2 100644
--- a/new2/rogue_chat.html
+++ b/new2/rogue_chat.html
@@ -125,9 +125,20 @@ let tui = {
     terminal.drawBox(terminal.rows - 1, terminal.cols / 2, 1, terminal.cols / 2, 'black');
     terminal.write(terminal.rows - 1, terminal.cols / 2, chat.input_line);
   },
-  log_msg: function(msg) {
-    chat.history.unshift(msg);
+  log_msg: function(msg, indent=0) {
+    let line_length = (terminal.cols / 2) - indent;
+    let chunk = "";
+    for (let i = 0, x = 0; i < msg.length; i++, x++) {
+      if (x >= line_length) {
+	chat.history.unshift(' '.repeat(indent) + chunk);
+	chunk = "";
+        x = 0;
+      };
+      chunk += msg[i];
+    }
+    chat.history.unshift(' '.repeat(indent) + chunk);
     if (chat.history.length > terminal.rows - 2) {
+
       chat.history.pop();
     };
     this.draw_history();
@@ -143,15 +154,15 @@ let game = {
 
 let chat = {
   input_line:"",
-  history: ["visible ASCII char in the input prompt.",
-	    "To write on the map, enter on a single",
-	    "contain whitespace, escape them with \\.",
-	    "Use double quotes for strings that",
-	    "Use arrow keys to move your avatar.",
-	    "  QUERY USER TEXT - send TEXT to USER",
-	    "  ALL TEXT - send TEXT to all users",
-	    "  LOGIN USER - register as USER",
-	    "commands:"]
+  history: [" visible ASCII char in the input prompt.",
+	    " To write on the map, enter on a single",
+	    " contain whitespace, escape them with \\.",
+	    " Use double quotes for strings that",
+	    " Use arrow keys to move your avatar.",
+	    "   QUERY USER TEXT - send TEXT to USER",
+	    "   ALL TEXT - send TEXT to all users",
+	    "   LOGIN USER - register as USER",
+	    " commands:"]
 }
 
 terminal.initialize()
@@ -205,7 +216,7 @@ websocket.onmessage = function (event) {
     tui.draw_map();
     tui.draw_map();
   } else if (tokens[0] === 'LOG') {
-     tui.log_msg(' ' + tokens[1]);
+     tui.log_msg(tokens[1], 1);
   } else if (tokens[0] === 'UNHANDLED_INPUT') {
      tui.log_msg('unknown command');
   } else if (tokens[0] === 'GAME_ERROR') {
-- 
2.30.2