Adding script for generating twitch README.md files

tools/twitch_generate_readme.sh

@@ -0,0 +1,47 @@
+#!/usr/bin/bash
+
+# ---
+# Generates a simple README.md for Twitch stream folders.
+# Will not overwrite an existing README.md.
+#
+# Usage: twitch_generate_readme.sh <folder> [<folder> ...]
+# (You can use wildcards because of shell expansion.)
+#
+# e.g. twitch_generate_readme.sh *Gigaohm*
+# ---
+
+folders=()
+while (( "$#" )); do
+	folders+=("$1")
+	echo Adding folder: "$1"
+	shift
+done
+
+for ((i = 0; i < ${#folders[@]}; i++)); do
+	base="${folders[$i]}"
+
+	echo Processing: $base
+
+    id="$(cut -d' ' -f1 <<< "$base")"
+    IFS=',' read -r -a ids <<< "${id}"
+    stream="$(echo $base | cut -d' ' -f4- | cut -d'[' -f1)"
+
+    printf "\n id: $id \n stream: $stream \n\n"
+
+    if test -f "${base}/README.md"; then
+        printf "!!! - ${base}/README.md already exists. Skipping.\n\n"
+        continue
+    fi
+
+    contents=""
+    printf -v contents "${contents}# $stream\n\n"
+    printf -v contents "${contents}## Streams\n"
+    for u in ${ids[@]}; do
+        url="- https://twitch.tv/videos/$u"
+        echo "Generating stream link: $url"
+        printf -v contents "${contents}- $url\n"
+    done
+
+    echo "${contents}" > "${base}/README.md"
+done
+