diff --git a/INSTALL.md b/INSTALL.md index 0aadac0..d91b1d1 100644 --- a/INSTALL.md +++ b/INSTALL.md @@ -322,20 +322,17 @@ set -g @dracula-clients-plural clients #### continuum options -Hide output if no save has been performed recently -(otherwise, show the continuum save interval) +Set the output mode. Options are: +- **countdown**: Show a T- countdown to the next save (default) +- **time**: Show the time since the last save +- **alert**: Hide output if no save has been performed recently +- **interval**: Show the continuum save interval ```bash -set -g @dracula-continuum-mode alert +set -g @dracula-continuum-mode countdown ``` -Show the time since the last continuum save - -```bash -set -g @dracula-continuum-mode time -``` - -In alert mode, show if a the last save was performed less then one minute ago (default is 15 seconds) +Show if the last save was performed less than 60 seconds ago (default threshold is 15 seconds) ```bash set -g @dracula-continuum-time-threshold 60 diff --git a/scripts/continuum.sh b/scripts/continuum.sh index c45c514..1e4229f 100755 --- a/scripts/continuum.sh +++ b/scripts/continuum.sh @@ -1,15 +1,28 @@ #!/usr/bin/env bash # setting the locale, some users have issues with different locales, this forces the correct one export LC_ALL=en_US.UTF-8 +if command -v gdate &>/dev/null; then + DATE=gdate +else + DATE=date +fi # configuration -# @dracula-continuum-mode default (default|alert|time) +# @dracula-continuum-mode default (countdown|time|alert|interval) # @dracula-continuum-time-threshold 15 alert_mode="@dracula-continuum-mode" time_threshold="@dracula-continuum-time-threshold" -warn_threshold=15 +warn_threshold=360 +first_save="@dracula-continuum-first-save" +# tmux-resurrect and tmux-continuum options +if [ -d "$HOME/.tmux/resurrect" ]; then + default_resurrect_dir="$HOME/.tmux/resurrect" +else + default_resurrect_dir="${XDG_DATA_HOME:-$HOME/.local/share}"/tmux/resurrect +fi +resurrect_dir_option="@resurrect-dir" last_auto_save_option="@continuum-save-last-timestamp" auto_save_interval_option="@continuum-save-interval" auto_save_interval_default="15" @@ -21,55 +34,94 @@ current_timestamp() { echo "$(date +%s)" } -time_since_last_run_passed() { - local last_saved_timestamp="$(get_tmux_option "$last_auto_save_option" "0")" - printf "%s" "$(($(current_timestamp) - last_saved_timestamp))" +set_tmux_option() { + local option="$1" + local value="$2" + tmux set-option -gq "$option" "$value" +} + +# tmux-resurrect dir +resurrect_dir() { + if [ -z "$_RESURRECT_DIR" ]; then + local path="$(get_tmux_option "$resurrect_dir_option" "$default_resurrect_dir")" + # expands tilde, $HOME and $HOSTNAME if used in @resurrect-dir + echo "$path" | sed "s,\$HOME,$HOME,g; s,\$HOSTNAME,$(hostname),g; s,\~,$HOME,g" + else + echo "$_RESURRECT_DIR" + fi +} +_RESURRECT_DIR="$(resurrect_dir)" + +last_resurrect_file() { + echo "$(resurrect_dir)/last" +} + +last_saved_timestamp() { + local last_saved_timestamp="$(get_tmux_option "$last_auto_save_option" "")" + local first_save_timestamp="$(get_tmux_option "$first_save" "")" + # continuum sets the last save timestamp to the current time on first load if auto_save_option is not set + # so we can outrace it and detect that last_uato_save_option is empty and the timestamp is a dummy save + if [ -z "$first_save_timestamp" ]; then + last_saved_timestamp="$($DATE -r "$(last_resurrect_file)" +%s)" || last_saved_timestamp=0 + set_tmux_option "$first_save" "$last_saved_timestamp" + elif [ "$first_save_timestamp" != "done" ]; then + last_saved_timestamp="$($DATE -r "$(last_resurrect_file)" +%s)" || last_saved_timestamp=0 + if [ "$last_saved_timestamp" -gt "$first_save_timestamp" ]; then + set_tmux_option "$first_save" "done" + else + last_saved_timestamp="$first_save_timestamp" + fi + fi + echo "$last_saved_timestamp" } print_status() { - local mode="$(get_tmux_option "$alert_mode" "default")" - local threshold="$(get_tmux_option "$time_threshold" "15")" + local mode="$(get_tmux_option "$alert_mode" "countdown")" + local info_threshold="$(get_tmux_option "$time_threshold" "15")" local save_int="$(get_tmux_option "$auto_save_interval_option" "$auto_save_interval_default")" local interval_seconds="$((save_int * 60))" local status="" - local time_delta="$(time_since_last_run_passed)" + local last_timestamp="$(last_saved_timestamp)" + local time_delta="$(($(current_timestamp) - last_timestamp))" local time_delta_minutes="$((time_delta / 60))" - case "$mode" in - time) - if [[ $save_int -gt 0 ]]; then - if [[ "$time_delta" -gt $((interval_seconds+warn_threshold)) ]]; then - status="no save after $time_delta_minutes minutes!" - else - status="$time_delta_minutes" - fi - else - status="off" - fi - ;; + if [[ $save_int -gt 0 ]]; then + if [[ "$time_delta" -gt $((interval_seconds + warn_threshold)) ]]; then + if [[ "$mode" == "countdown" ]]; then + # continuum timestamp may be different than file timestamp on first load + local last_continuum_timestamp="$(get_tmux_option "$last_auto_save_option" "")" + time_delta="$(($(current_timestamp) - last_continuum_timestamp))" + time_delta_minutes="$((time_delta / 60))" - alert) - if [[ "$time_delta" -gt $((interval_seconds+warn_threshold)) ]]; then - status="no save after $time_delta_minutes minutes!" - elif [[ "$time_delta" -le "$threshold" ]]; then - status="saved" - elif [[ $save_int -gt 0 ]]; then - status="" + status="last save: $($DATE -d "@$last_timestamp" '+%F %T'); next: T$(printf '%+d' "$((time_delta_minutes - save_int)) min")" else - status="off" + status="last save: $($DATE -d "@$last_timestamp" '+%F %T')" fi - ;; + elif [[ "$time_delta" -le "$info_threshold" ]]; then + status="saved" + else + case "$mode" in + countdown) + status="T$(printf '%+d' "$((time_delta_minutes - save_int))")min"; + ;; + + time) + status="$time_delta_minutes"; + ;; + + alert) + status="" + ;; + + interval) + status="$save_int" + ;; + esac + fi + else + status="off" + fi - *) - if [[ "$time_delta" -le "$threshold" ]]; then - status="saved" - elif [[ $save_int -gt 0 ]]; then - status="$save_int" - else - status="off" - fi - ;; - esac echo "$status" } print_status