choose_random_ambience.sh new features

choose_random_ambience.sh

@@ -1,21 +1,59 @@
 #!/bin/bash
 
-#set -ex
+#set -x
 
 duration=$1
 
 if [ -z "$duration" ]
 then
-    echo "Missing required argument duration, ex 20m"
-    exit 1
+    min_duration=40
+    max_duration=90
+    echo "Optional argument duration not given, generating randomized duration in range ${min_duration}m - ${max_duration}m"
+    duration="$(python -c "import random; print(random.randint($min_duration, $max_duration))")m"
+    echo "duration: $duration"
 fi
 
 echo "Duration: $duration"
 
-choices=$(ls *ambience*.mp3)
-shuffled=$(printf "%s\n" "${choices[@]}" | shuf -n1)
-echo $shuffled
-timeout $duration totem ${shuffled[ $RANDOM % ${#shuffled[@]} ]}
+function random_seek() {
+    set -x
+    sleep 1
+    num_seek=$((RANDOM % 5))
+    for i in $(seq 1 $num_seek)
+    do
+        totem --seek-fwd
+        sleep 0.1
+    done
+}
+# I don't like the quality of shuf- it seems biased towards selecting some choices more than others
+#choice=$(printf "%s\n" "$(ls *ambience*.mp3)" | shuf | shuf | shuf | shuf | shuf -n1)
+py="
+import os
+import os.path
+import random
+
+ambiences = set()
+for path, _, files in os.walk(os.getcwd()):
+    for file in files:
+        if not os.path.isfile(file):
+            continue
+        if not file.endswith('.mp3'):
+            continue
+        if 'ambience' not in file and 'ambiance' not in file:
+            continue
+        ambiences.add(os.path.join(path, file))
+ambiences = list(ambiences)
+for _ in range(5):
+    random.shuffle(ambiences)
+print(random.choice(ambiences))
+"
+choice=$(python -c "$py")
+echo "Choice: $choice"
+echo "Ambience will begin in 10 seconds..."
+#export -f random_seek
+#nohup bash -c random_seek &
+sleep 10
+timeout $duration totem $choice
 if [ $? -eq 124 ]
 then
     totem '/media/cowley/muninn/ambience/Maarten Schellekens - Spring Morning.mp3'