feat(cli): add height-aware compact outage schedule

main.sh

@@ -74,6 +74,7 @@ Options:
 Environment:
   NO_COLOR    Disable ANSI colors when set
   COLUMNS     Override the detected output width
+  LINES       Override the detected output height
 
 Required commands: Bash 4.3+, curl, jq, and GNU date
 EOF
@@ -415,6 +416,38 @@ terminal_columns() {
   printf '%s\n' "$columns"
 }
 
+terminal_lines() {
+  local lines="${LINES:-}"
+  local terminal_size="" detected_lines=""
+
+  if [[ -z "$lines" ]] && command -v stty >/dev/null 2>&1; then
+    if [[ -r /dev/tty ]]; then
+      terminal_size="$(stty size 2>/dev/null </dev/tty || true)"
+    fi
+    if [[ -z "$terminal_size" && -t 2 ]]; then
+      terminal_size="$(stty size <&2 2>/dev/null || true)"
+    fi
+    if [[ -z "$terminal_size" && -t 0 ]]; then
+      terminal_size="$(stty size <&0 2>/dev/null || true)"
+    fi
+    read -r detected_lines _ <<<"$terminal_size"
+    if [[ "$detected_lines" =~ ^[0-9]+$ ]]; then
+      lines="$detected_lines"
+    fi
+  fi
+
+  if [[ -z "$lines" ]] && command -v tput >/dev/null 2>&1; then
+    lines="$(tput lines 2>/dev/null || true)"
+  fi
+
+  if [[ ! "$lines" =~ ^[0-9]+$ ]]; then
+    lines=24
+  elif ((lines < 10)); then
+    lines=10
+  fi
+  printf '%s\n' "$lines"
+}
+
 color_setup() {
   RESET=""
   BOLD=""
@@ -714,10 +747,29 @@ human_duration() {
   printf '%s\n' "$output"
 }
 
+compact_reference() {
+  local bill_id="$1"
+  local outage_number="$2"
+  local width="$3"
+  local reference="$bill_id/$outage_number"
+  local bill_width
+
+  if ((${#reference} <= width)); then
+    printf '%s' "$reference"
+  elif ((width > ${#outage_number} + 2)); then
+    bill_width=$((width - ${#outage_number} - 2))
+    printf '~%s/%s' "${bill_id: -bill_width}" "$outage_number"
+  elif ((width > 1)); then
+    printf '%s~' "${reference:0:width-1}"
+  else
+    printf '~'
+  fi
+}
+
 render_event() {
   local line="$1"
-  local now_epoch="$2"
-  local ignored phase start_epoch stop_epoch record type_label timing
+  local columns="$2"
+  local ignored phase start_epoch stop_epoch record type_label reference reference_width
   local -a fields
 
   IFS=$'\t' read -r ignored phase start_epoch stop_epoch record <<<"$line"
@@ -725,18 +777,24 @@ render_event() {
   type_label="EMERGENCY"
   [[ "${fields[8]}" == "true" ]] && type_label="PLANNED"
 
-  if [[ "$phase" == "ONGOING" ]]; then
-    timing="ends in $(human_duration "$((stop_epoch - now_epoch))")"
+  if ((columns >= 60)); then
+    reference_width=$((columns - 47))
+    reference="$(compact_reference "${fields[0]}" "${fields[1]}" "$reference_width")"
+    printf '%s%-9s%s  %s%-9s%s  %-10s  %-11s  %s\n' \
+      "$([[ "$phase" == "ONGOING" ]] && printf '%s' "$RED" || printf '%s' "$CYAN")" \
+      "$phase" "$RESET" \
+      "$([[ "$type_label" == "PLANNED" ]] && printf '%s' "$GREEN" || printf '%s' "$YELLOW")" \
+      "$type_label" "$RESET" "${fields[3]}" "${fields[4]}-${fields[5]}" "$reference"
   else
-    timing="starts in $(human_duration "$((start_epoch - now_epoch))")"
+    reference_width=$((columns - 34))
+    ((reference_width < 1)) && reference_width=1
+    reference="$(compact_reference "${fields[0]}" "${fields[1]}" "$reference_width")"
+    printf '%s%-4s%s %-5s %-10s %-11s %s\n' \
+      "$([[ "$phase" == "ONGOING" ]] && printf '%s' "$RED" || printf '%s' "$CYAN")" \
+      "$([[ "$phase" == "ONGOING" ]] && printf 'ON' || printf 'UP')" "$RESET" \
+      "$([[ "$type_label" == "PLANNED" ]] && printf 'PLAN' || printf 'EMERG')" \
+      "${fields[3]}" "${fields[4]}-${fields[5]}" "$reference"
   fi
-
-  printf '%s%s%-10s%s  %s%-9s%s  %s\n' \
-    "$BOLD" "$([[ "$phase" == "ONGOING" ]] && printf '%s' "$RED" || printf '%s' "$CYAN")" \
-    "$phase" "$RESET" "$([[ "$type_label" == "PLANNED" ]] && printf '%s' "$GREEN" || printf '%s' "$YELLOW")" \
-    "$type_label" "$RESET" "$timing"
-  printf '  Date       %s   %s - %s\n' "${fields[3]}" "${fields[4]}" "${fields[5]}"
-  printf '  Reference  bill %s / outage %s\n' "${fields[0]}" "${fields[1]}"
 }
 
 render_empty() {
@@ -780,7 +838,7 @@ draw_frame() {
 
   if ((TERMINAL_ACTIVE)); then
     cleared_frame="${frame//$'\n'/$'\033[K\n'}"
-    printf '\033[H%s\033[K\n\033[J' "$cleared_frame"
+    printf '\033[H%s\033[K\033[J' "$cleared_frame"
   else
     printf '%s\n' "$frame"
   fi
@@ -806,13 +864,17 @@ render_dashboard() {
   local now_epoch="$1"
   local columns="${2:-}"
   local countdown_bill_id="${3:-}"
-  local rule phase start_epoch stop_epoch record remaining banner
-  local schedule_line ignored
+  local lines="${4:-}"
+  local rule phase start_epoch stop_epoch record remaining banner banner_art
+  local banner_rows fixed_rows available_rows visible_count hidden_count index show_bill_heading=0
 
   color_setup
   if [[ -z "$columns" ]]; then
     columns="$(terminal_columns)"
   fi
+  if [[ -z "$lines" ]]; then
+    lines="$(terminal_lines)"
+  fi
 
   if ((${#SCHEDULE[@]} == 0)); then
     render_empty "$columns"
@@ -834,29 +896,69 @@ render_dashboard() {
       remaining=$((start_epoch - now_epoch))
     fi
     banner="$(banner_duration "$remaining")"
-    if [[ -n "$countdown_bill_id" ]]; then
+    banner_art="$(print_large_countdown "$banner" "$columns")"
+    banner_rows="$(awk 'END { print NR }' <<<"$banner_art")"
+    [[ -n "$countdown_bill_id" ]] && show_bill_heading=1
+    fixed_rows=$((8 + banner_rows))
+    ((show_bill_heading)) && fixed_rows=$((fixed_rows + 2))
+    if ((fixed_rows + 2 > lines)); then
+      banner_art="$banner"
+      banner_rows=1
+      fixed_rows=$((8 + banner_rows))
+      ((show_bill_heading)) && fixed_rows=$((fixed_rows + 2))
+      if ((fixed_rows + 1 > lines)); then
+        show_bill_heading=0
+      fi
+    fi
+    if ((show_bill_heading)); then
       center_line "COUNTDOWN FOR BILL $countdown_bill_id" "$columns"
       printf '\n'
     fi
     printf '%s%s' "$BOLD" "$YELLOW"
-    print_large_countdown "$banner" "$columns"
+    printf '%s\n' "$banner_art"
     printf '%s' "$RESET"
   fi
 
   printf '\n%s%s%s\n' "$CYAN" "$rule" "$RESET"
-  printf '\n%sOUTAGE SCHEDULE (%d)%s\n\n' "$BOLD" "${#SCHEDULE[@]}" "$RESET"
+  printf '\n%sOUTAGE SCHEDULE (%d)%s\n' "$BOLD" "${#SCHEDULE[@]}" "$RESET"
+  if ((columns >= 60)); then
+    printf '%s%-9s  %-9s  %-10s  %-11s  %s%s\n' \
+      "$BOLD" "STATUS" "TYPE" "DATE" "TIME" "BILL/OUTAGE" "$RESET"
+  else
+    printf '%s%-4s %-5s %-10s %-11s %s%s\n' \
+      "$BOLD" "ST" "TYPE" "DATE" "TIME" "REF" "$RESET"
+  fi
+  printf '%s%s%s\n' "$DIM" "$(repeat_character '-' "$columns")" "$RESET"
 
-  for schedule_line in "${SCHEDULE[@]}"; do
-    IFS=$'\t' read -r ignored phase start_epoch stop_epoch record <<<"$schedule_line"
-    render_event "$schedule_line" "$now_epoch"
-    printf '%s\n' "$DIM$(repeat_character '-' "$columns")$RESET"
+  fixed_rows=$((8 + ${banner_rows:-1}))
+  ((show_bill_heading)) && fixed_rows=$((fixed_rows + 2))
+  available_rows=$((lines - fixed_rows - 1))
+  ((available_rows < 0)) && available_rows=0
+  visible_count="${#SCHEDULE[@]}"
+  hidden_count=0
+  if ((visible_count > available_rows)); then
+    if ((available_rows > 0)); then
+      visible_count=$((available_rows - 1))
+    else
+      visible_count=0
+    fi
+    hidden_count=$((${#SCHEDULE[@]} - visible_count))
+  fi
+
+  for ((index = 0; index < visible_count; index++)); do
+    render_event "${SCHEDULE[index]}" "$columns"
   done
+  if ((hidden_count && available_rows > 0)); then
+    printf '%s... %d more outage%s%s\n' \
+      "$DIM" "$hidden_count" "$([[ "$hidden_count" == 1 ]] || printf 's')" "$RESET"
+  fi
+  printf '%s%s%s\n' "$CYAN" "$rule" "$RESET"
 }
 
 main() {
   local now_epoch next_refresh=0 refresh_minutes=10 refresh_seconds state_ready=0
   local last_rendered=-1 next_transition=0 rebuild_schedule=0 frame key input_fd=0
-  local display_columns countdown_bill_id=""
+  local display_columns display_lines render_lines countdown_bill_id=""
 
   while (($#)); do
     case "$1" in
@@ -962,9 +1064,14 @@ main() {
     fi
 
     display_columns="$(terminal_columns)"
+    display_lines="$(terminal_lines)"
+    render_lines="$display_lines"
+    if [[ -n "$REFRESH_ERROR" ]] && ((render_lines > 12)); then
+      render_lines=$((render_lines - 2))
+    fi
     frame="$(
       if ((state_ready)); then
-        render_dashboard "$now_epoch" "$display_columns" "$countdown_bill_id"
+        render_dashboard "$now_epoch" "$display_columns" "$countdown_bill_id" "$render_lines"
       else
         render_unavailable "$display_columns"
       fi