X-Git-Url: https://iankelling.org/git/?p=small-misc-bash;a=blobdiff_plain;f=wpm-game;fp=wpm-game;h=16e8da81146a4d2adb9c9457dd671945ddee4d62;hp=0000000000000000000000000000000000000000;hb=15efa5f1c91c1287a23f9210ecbd1fbf50a66fad;hpb=3e074f185d69492e640847ae6b42f5472fa1e775

diff --git a/wpm-game b/wpm-game
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+#!/bin/bash
+# Copyright (C) 2016 Ian Kelling
+
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+wpm-game() {
+    local help="Usage: wpm-game [--help]
+Typing speed game
+
+Starts counting when you type a non-space.
+Starts over and prints the scrore when you press enter."
+    if [[ $1 == --help ]]; then
+        echo "$help"
+        return 0
+    fi
+    local x line chars seconds
+    local TIMEFORMAT=%R
+    while true
+    do
+	line=()
+	while ! [[ $line ]] || [[ $line == [[:space:]] ]] ; do
+	    read -n 1 line
+	done
+	x=$( { time read line; echo "$line"; } 2>&1 )
+	seconds=${x%%[[:space:]]*}
+	x="${x#$seconds}"
+	chars=$(( ${#x} + 1 )) # +1 for the first char we don't have
+	# this formual is the same as typeracer.com's 5 keys / word
+	# wikipedia says 6 is more accurate, I like typeracers flattery.
+	# chars / 5 and seconds/60 simplifies to * 12
+	echo -ne "$(echo "12 * $chars / $seconds" | bc)\t"
+    done
+}
+wpm-game "$@"