fix: use tab separator for uptodate marker and guard empty id

Author: sghoshm

ani-cli

@@ -344,12 +344,13 @@ episodes_list() {
 # PLAYING
 
 process_hist_entry() {
+    [ -z "$id" ] && return 0
     ep_list=$(episodes_list "$id")
     latest_ep=$(printf "%s\n" "$ep_list" | tail -n1)
     title=$(printf "%s\n" "$title" | sed "s|[0-9]\+ episodes|${latest_ep} episodes|")
     ep_no=$(printf "%s" "$ep_list" | sed -n "/^${ep_no}$/{n;p;}") 2>/dev/null
     [ -n "$ep_no" ] && printf "%s\t%s - episode %s\n" "$id" "$title" "$ep_no"
-    [ -n "$ep_no" ] || printf "%s\t%s - episode %s (up to date)\n" "$id" "$title" "$latest_ep"
+    [ -n "$ep_no" ] || printf "%s\t%s - episode %s\tuptodate\n" "$id" "$title" "$latest_ep"
 }
 
 update_history() {
@@ -585,7 +586,7 @@ esac
 # searching
 case "$search" in
     history)
-        anime_list=$(while read -r ep_no id title; do process_hist_entry & done <"$histfile")
+        anime_list=$(while read -r ep_no id title; do process_hist_entry; done <"$histfile")
         wait
         [ -z "$anime_list" ] && die "No unwatched series in history!"
         [ -z "${index##*[!0-9]*}" ] && id=$(printf "%s" "$anime_list" | nl -w 2 | sed 's/^[[:space:]]//' | nth "Select anime: " | cut -f1)
@@ -595,7 +596,7 @@ case "$search" in
         ep_list=$(episodes_list "$id")
         ep_no=$(printf "%s" "$anime_list" | grep "$id" | cut -f2 | sed -nE 's/.*- episode (.+)$/\1/p')
         allanime_title="$(printf "%s" "$title" | cut -d'(' -f1 | tr -d '[:punct:]')"
-        printf "%s" "$anime_list" | grep "$id" | cut -f2 | grep -q "(up to date)" && time_until_next_ep "$allanime_title"
+        printf "%s" "$anime_list" | grep -F "$id" | grep -q "	uptodate$" && time_until_next_ep "$(printf "%s" "$title" | cut -d'(' -f1 | sed 's/ *$//')" 
         ;;
     *)
         if [ "$use_external_menu" = "0" ]; then