extras: Update extras/mpvc-tui -s to suggest random song

Author: gmt4

extras/mpvc-tui

@@ -173,6 +173,29 @@ mpvctui_notify()
         } '
 }
 
+mpvctui_suggest()
+{
+    awk '
+        BEGIN {
+            srand()
+        }
+        ! /https:/ {
+            gsub($1,"")
+            gsub($1,"")
+            if(length($0) > 0)
+            {
+                tracks[n++]=$0
+                seen[$0]++
+            }
+        }
+        END {
+            r=int(rand() * n)
+            t=tracks[r]
+            print r,seen[t],t
+        }
+    ' "$MPVC_SCROBBLER"
+}
+
 mpvctui_usage()
 {
     echo "usage: $PROGNAME -[$optflags] args # @version $PROGVERSION (c) $PROGAUTHOR $PROGURL"
@@ -184,7 +207,7 @@ mpvctui_usage()
     exit;
 }
 
-optflags="d:htTm:nN:P:x"
+optflags="d:htTm:nN:sP:x"
 mpvctui_main()
 {
     mpvctui_config
@@ -204,6 +227,7 @@ mpvctui_main()
         m) shift; mpvctui_notify "$OPTARG" ;;
         n) shift; mpvc idleloop | mpvctui_notify ;;
         N) shift; mpvc idleloop | mpvctui_notify "$OPTARG" ;;
+        s) shift; mpvctui_suggest ;;
         x) shift; quiet command -v $MPVC_TERM && $MPVC_TERM -e "$0" "$@"; exit;;
         *) mpvctui_usage;;
         esac