make it so much better

bin/burn

@@ -5,7 +5,7 @@ set -euo pipefail
 
 FILLER_TOKENS=1000
 SYSTEM_OVERHEAD_TOKENS=9000 # measured: claude -p system prompt + tool defs
-TOKENS_PER_CALL=$(( SYSTEM_OVERHEAD_TOKENS + FILLER_TOKENS ))
+TOKENS_PER_CALL=$((SYSTEM_OVERHEAD_TOKENS + FILLER_TOKENS))
 MIN_TOKENS=$TOKENS_PER_CALL # asking for less than one call can't be honored
 FILLER_LINE="Burn baby burn, this is a disco inferno, burning tokens is for great engineers. "
 
@@ -29,30 +29,53 @@ model=""
 tokens=""
 while [[ $# -gt 0 ]]; do
   case "$1" in
-    -h|--help) usage; exit 0 ;;
+  -h | --help)
+    usage
+    exit 0
+    ;;
   --model)
-      if [[ $# -lt 2 ]]; then echo "error: --model requires a value" >&2; exit 2; fi
+    if [[ $# -lt 2 ]]; then
-      model="$2"; shift 2 ;;
+      echo "error: --model requires a value" >&2
-    --model=*) model="${1#*=}"; shift ;;
+      exit 2
-    --) shift; break ;;
+    fi
-    -*) echo "error: unknown flag: $1" >&2; usage >&2; exit 2 ;;
+    model="$2"
+    shift 2
+    ;;
+  --model=*)
+    model="${1#*=}"
+    shift
+    ;;
+  --)
+    shift
+    break
+    ;;
+  -*)
+    echo "error: unknown flag: $1" >&2
+    usage >&2
+    exit 2
+    ;;
   *)
     if [[ -n "$tokens" ]]; then
       echo "error: unexpected extra argument: $1" >&2
       exit 2
     fi
-      tokens="$1"; shift ;;
+    tokens="$1"
+    shift
+    ;;
   esac
 done
 
 if [[ -z "$tokens" ]]; then
-  usage >&2; exit 2
+  usage >&2
+  exit 2
 fi
 if ! [[ "$tokens" =~ ^[0-9]+$ ]]; then
-  echo "error: TOKENS must be a positive integer (got '$tokens')" >&2; exit 2
+  echo "error: TOKENS must be a positive integer (got '$tokens')" >&2
+  exit 2
 fi
-if (( tokens < MIN_TOKENS )); then
+if ((tokens < MIN_TOKENS)); then
-  echo "error: tokens must be at least ${MIN_TOKENS} (got ${tokens})" >&2; exit 2
+  echo "error: tokens must be at least ${MIN_TOKENS} (got ${tokens})" >&2
+  exit 2
 fi
 
 if ! command -v claude >/dev/null 2>&1; then
@@ -67,26 +90,32 @@ if ! command -v jq >/dev/null 2>&1; then
 fi
 
 # ~4 chars/token is the standard rule of thumb for English text.
-target_chars=$(( FILLER_TOKENS * 4 ))
+target_chars=$((FILLER_TOKENS * 4))
 filler_len=${#FILLER_LINE}
-repeats=$(( target_chars / filler_len ))
+repeats=$((target_chars / filler_len))
-(( repeats < 1 )) && repeats=1
+((repeats < 1)) && repeats=1
 filler=""
-for ((i=0; i<repeats; i++)); do
+for ((i = 0; i < repeats; i++)); do
   filler+="$FILLER_LINE"
 done
 prompt=$(printf "Reply with the single word 'burned' and nothing else. Ignore the filler text below; it exists only to consume tokens.\n\n%s" "$filler")
 
 if [[ -t 1 ]]; then
   ORANGE=$'\033[1;33m'
-  RED=$'\033[0;31m'
+  MAGENTA=$'\033[1;35m'
+  CYAN=$'\033[1;36m'
+  RED=$'\033[1;31m'
+  YELLOW=$'\033[1;93m'
   DIM=$'\033[2m'
   RESET=$'\033[0m'
   HIDE_CURSOR=$'\033[?25l'
   SHOW_CURSOR=$'\033[?25h'
 else
   ORANGE=''
+  MAGENTA=''
+  CYAN=''
   RED=''
+  YELLOW=''
   DIM=''
   RESET=''
   HIDE_CURSOR=''
@@ -95,71 +124,113 @@ fi
 
 PAD='        '
 
-# Three flame frames cycled to make the fire dance. Each row is exactly
+# Four disco frames cycled to make the dancer sway across the floor while
-# 23 characters wide so it sits cleanly inside the fireplace opening.
+# the ball glitters on the off-beat. Each row is exactly 23 characters wide
-flame_frame() {
+# so it sits cleanly inside the booth opening.
+disco_frame() {
   case "$1_$2" in
-    0_0) printf '%s' '    )      )      )    ' ;;
+  # frame 0 — centered Travolta: left hand on hip, right arm pointing up-right
-    0_1) printf '%s' '   )\     )\     )\    ' ;;
+  0_0) printf '%s' '           |           ' ;;
-    0_2) printf '%s' '  ( ( (  ( ( (  ( ( (  ' ;;
+  0_1) printf '%s' '          🪩           ' ;;
-    0_3) printf '%s' '  ) ) )  ) ) )  ) ) )  ' ;;
+  0_2) printf '%s' '          /|\          ' ;;
-    0_4) printf '%s' '   \_/    \_/    \_/   ' ;;
+  0_3) printf '%s' '             /         ' ;;
-    1_0) printf '%s' '     (     (     (     ' ;;
+  0_4) printf '%s' '           o/          ' ;;
-    1_1) printf '%s' '    /(    /(    /(     ' ;;
+  0_5) printf '%s' '          <|           ' ;;
-    1_2) printf '%s' '  ( ( (  ( ( (  ( ( (  ' ;;
+  0_6) printf '%s' '           |           ' ;;
-    1_3) printf '%s' '  ( ) (  ) ( )  ( ) (  ' ;;
+  0_7) printf '%s' '          / \          ' ;;
-    1_4) printf '%s' '   \_/    \_/    \_/   ' ;;
+  0_8) printf '%s' '  ▓▒▓▒▓▒▓▒▓▒▓▒▓▒▓▒▓▒▓  ' ;;
-    2_0) printf '%s' '    )      (      )    ' ;;
+  # frame 1 — lean left, same Travolta pose; sparkles on the chain
-    2_1) printf '%s' '   ((     )(     ((    ' ;;
+  1_0) printf '%s' '      *    |    *      ' ;;
-    2_2) printf '%s' '  ( ( (  ( ( (  ( ( (  ' ;;
+  1_1) printf '%s' '          🪩           ' ;;
-    2_3) printf '%s' '  ) ( )  ( ) (  ) ( )  ' ;;
+  1_2) printf '%s' '          \|/          ' ;;
-    2_4) printf '%s' '   \_/    \_/    \_/   ' ;;
+  1_3) printf '%s' '         /             ' ;;
+  1_4) printf '%s' '       o/              ' ;;
+  1_5) printf '%s' '      <|               ' ;;
+  1_6) printf '%s' '       |               ' ;;
+  1_7) printf '%s' '      / \              ' ;;
+  1_8) printf '%s' '  ▒▓▒▓▒▓▒▓▒▓▒▓▒▓▒▓▒▓▒  ' ;;
+  # frame 2 — centered mirror: right hand on hip, left arm pointing up-left
+  2_0) printf '%s' '           |           ' ;;
+  2_1) printf '%s' '          🪩           ' ;;
+  2_2) printf '%s' '          /|\          ' ;;
+  2_3) printf '%s' '         \             ' ;;
+  2_4) printf '%s' '          \o           ' ;;
+  2_5) printf '%s' '           |>          ' ;;
+  2_6) printf '%s' '           |           ' ;;
+  2_7) printf '%s' '          / \          ' ;;
+  2_8) printf '%s' '  ▓▒▓▒▓▒▓▒▓▒▓▒▓▒▓▒▓▒▓  ' ;;
+  # frame 3 — lean right, mirror Travolta; sparkles on the chain
+  3_0) printf '%s' '    *      |      *    ' ;;
+  3_1) printf '%s' '          🪩           ' ;;
+  3_2) printf '%s' '          \|/          ' ;;
+  3_3) printf '%s' '             \         ' ;;
+  3_4) printf '%s' '              \o       ' ;;
+  3_5) printf '%s' '               |>      ' ;;
+  3_6) printf '%s' '               |       ' ;;
+  3_7) printf '%s' '              / \      ' ;;
+  3_8) printf '%s' '  ▒▓▒▓▒▓▒▓▒▓▒▓▒▓▒▓▒▓▒  ' ;;
   esac
 }
 
-flame_color_for_row() {
+disco_color_for_row() {
   case "$1" in
-    0|1) printf '%s' "$ORANGE" ;;
+  0 | 2) printf '%s' "$ORANGE" ;;  # chain sparkles + light rays
-    *)   printf '%s' "$RED" ;;
+  1 | 8) printf '%s' "$MAGENTA" ;; # disco ball + dance floor
+  *) printf '%s' "$CYAN" ;;        # dancer (and blank rows)
   esac
 }
 
-print_flame_row() {
+# Render `count` copies of `char` colored across a cycling fire palette
-  local frame=$1 row=$2 content color
+# (red → orange → yellow). `offset` rotates the cycle so the strip flickers.
-  content=$(flame_frame "$frame" "$row")
+fire_strip() {
-  color=$(flame_color_for_row "$row")
+  local count=$1 char=$2 offset=${3:-0}
-  printf '%s%s│░░░│%s%s%s%s%s│░░░│%s\n' \
+  local palette=("$RED" "$ORANGE" "$YELLOW")
-    "$PAD" "$DIM" "$RESET" "$color" "$content" "$RESET" "$DIM" "$RESET"
+  local n=${#palette[@]}
-}
+  local i out=""
-
+  for ((i = 0; i < count; i++)); do
-draw_fireplace() {
+    out+="${palette[$(((i + offset) % n))]}${char}"
-  local frame=${1:-0}
-  printf '%s%s┌───────────────────────────────┐%s\n' "$PAD" "$DIM" "$RESET"
-  printf '%s%s│░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░│%s\n' "$PAD" "$DIM" "$RESET"
-  printf '%s%s│░░░┌───────────────────────┐░░░│%s\n' "$PAD" "$DIM" "$RESET"
-  printf '%s%s│░░░│                       │░░░│%s\n' "$PAD" "$DIM" "$RESET"
-  printf '%s%s│░░░│                       │░░░│%s\n' "$PAD" "$DIM" "$RESET"
-  for row in 0 1 2 3 4; do
-    print_flame_row "$frame" "$row"
   done
-  printf '%s%s│░░░│                       │░░░│%s\n' "$PAD" "$DIM" "$RESET"
+  printf '%s' "$out"
-  printf '%s%s│░░░│%s  %s▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓%s  %s│░░░│%s\n' \
-    "$PAD" "$DIM" "$RESET" "$RED" "$RESET" "$DIM" "$RESET"
-  printf '%s%s│░░░└───────────────────────┘░░░│%s\n' "$PAD" "$DIM" "$RESET"
-  printf '%s%s└───────────────────────────────┘%s\n' "$PAD" "$DIM" "$RESET"
 }
 
-# Distance (in lines) from the progress-bar cursor up to the top flame row:
+print_disco_row() {
-# blank line above bar + outer-bottom + inner-bottom + log + blank-below-flames
+  local frame=$1 row=$2 content color fl
-# + 5 flame rows = 10.
+  content=$(disco_frame "$frame" "$row")
-FLAME_OFFSET=10
+  color=$(disco_color_for_row "$row")
+  fl=$(fire_strip 3 '░' "$frame")
+  printf '%s%s│%s%s│%s%s%s%s%s│%s%s│%s\n' \
+    "$PAD" "$RED" "$fl" "$YELLOW" "$RESET" \
+    "$color" "$content" "$RESET" \
+    "$YELLOW" "$fl" "$RED" "$RESET"
+}
 
-redraw_flames() {
+draw_disco() {
+  local frame=${1:-0}
+  local flames fr3
+  flames=$(fire_strip 31 '▲')
+  fr3=$(fire_strip 3 '░')
+  printf '%s%s┌───────────────────────────────┐%s\n' "$PAD" "$RED" "$RESET"
+  printf '%s%s│%s%s│%s\n' "$PAD" "$RED" "$flames" "$RED" "$RESET"
+  printf '%s%s│%s%s┌───────────────────────┐%s%s│%s\n' \
+    "$PAD" "$RED" "$fr3" "$YELLOW" "$fr3" "$RED" "$RESET"
+  for row in 0 1 2 3 4 5 6 7 8; do
+    print_disco_row "$frame" "$row"
+  done
+  printf '%s%s│%s%s└───────────────────────┘%s%s│%s\n' \
+    "$PAD" "$RED" "$fr3" "$YELLOW" "$fr3" "$RED" "$RESET"
+  printf '%s%s└───────────────────────────────┘%s\n' "$PAD" "$RED" "$RESET"
+}
+
+# Distance (in lines) from the progress-bar cursor up to the top inner row:
+# blank line above bar + outer-bottom + inner-bottom + 9 inner rows = 12.
+DISCO_OFFSET=12
+
+redraw_disco() {
   local frame=$1
   printf '\033[s'                     # save cursor
-  printf '\033[%dA\r' "$FLAME_OFFSET"   # move up to top flame row
+  printf '\033[%dA\r' "$DISCO_OFFSET" # move up to top inner row
-  for row in 0 1 2 3 4; do
+  for row in 0 1 2 3 4 5 6 7 8; do
-    print_flame_row "$frame" "$row"
+    print_disco_row "$frame" "$row"
   done
   printf '\033[u' # restore cursor
 }
@@ -180,12 +251,12 @@ claude_cmd+=(--)
 
 draw_bar() {
   local pct filled empty bar="" i suffix="${1:-}"
-  pct=$(( burned * 100 / tokens ))
+  pct=$((burned * 100 / tokens))
-  (( pct > 100 )) && pct=100
+  ((pct > 100)) && pct=100
-  filled=$(( pct * BAR_WIDTH / 100 ))
+  filled=$((pct * BAR_WIDTH / 100))
-  empty=$(( BAR_WIDTH - filled ))
+  empty=$((BAR_WIDTH - filled))
-  for ((i=0; i<filled; i++)); do bar+='█'; done
+  for ((i = 0; i < filled; i++)); do bar+='█'; done
-  for ((i=0; i<empty;  i++)); do bar+='░'; done
+  for ((i = 0; i < empty; i++)); do bar+='░'; done
   # \033[K clears any leftover characters from a longer previous draw.
   printf "\r[%s] %3d%% • %d/%d tokens • \$%s • %d call(s)%s\033[K" \
     "$bar" "$pct" "$burned" "$tokens" "$total_cost" "$iteration" "$suffix"
@@ -196,14 +267,37 @@ restore_cursor() {
 }
 trap restore_cursor EXIT
 
+CELEBRATIONS=(
+  "🔧 You are a great engineer!"
+  "🪄 You are an AI wizard!"
+  "🕺 Tokens burned. Groove restored."
+  "✨ Claude never saw that coming."
+  "🚀 You shipped faster than the flame could spread."
+  "💃 The code is hot and the vibes are immaculate."
+  "🪩 Groovy job. Productivity achieved."
+  "⚡ The tokens are gone, but the legend remains."
+  "🏆 Another glorious victory for human-machine collaboration."
+  "⚡ You turned tokens into pure developer energy."
+  "🎩 Behold: a masterclass in responsible token combustion."
+  "🌈 The code goblins approve this burn."
+  "🛠️  Great work. The token furnace is pleased."
+)
+
+# Round a dollar amount to the nearest cent.
+round_cents() {
+  awk -v c="$1" 'BEGIN{printf "%.2f", c}'
+}
+
 on_interrupt() {
   if [[ -n "$claude_pid" ]]; then
     kill "$claude_pid" 2>/dev/null || true
     wait "$claude_pid" 2>/dev/null || true
   fi
-  echo
+  local cost_rounded
-  printf "stopped. burned %s tokens across %s call(s), spent \$%s.\n" \
+  cost_rounded=$(round_cents "$total_cost")
-    "$burned" "$iteration" "$total_cost"
+  printf "\n\n🛑 stopped early.\n\n"
+  printf "   🔥 You torched %s tokens across %s call(s), and spent \$%s\n\n" "$cost_rounded 💰💰💰" "$burned" "$iteration"
+  printf "   💰 spent "
   exit 130
 }
 trap on_interrupt INT
@@ -213,14 +307,14 @@ trap on_interrupt INT
 run_claude() {
   local output_file
   output_file=$(mktemp)
-  "${claude_cmd[@]}" "$prompt" > "$output_file" 2>/dev/null &
+  "${claude_cmd[@]}" "$prompt" >"$output_file" 2>/dev/null &
   claude_pid=$!
 
   local frame=0
   while kill -0 "$claude_pid" 2>/dev/null; do
-    redraw_flames $(( frame % 3 ))
+    redraw_disco $((frame % 4))
-    frame=$(( frame + 1 ))
+    frame=$((frame + 1))
-    sleep 0.25
+    sleep 0.4
   done
 
   if wait "$claude_pid" 2>/dev/null; then
@@ -237,12 +331,12 @@ run_claude() {
 
 printf '%s' "$HIDE_CURSOR"
 echo
-draw_fireplace 0
+draw_disco 0
 echo
 draw_bar
 
-while (( burned < tokens )); do
+while ((burned < tokens)); do
-  iteration=$(( iteration + 1 ))
+  iteration=$((iteration + 1))
 
   if ! run_claude; then
     draw_bar " (retrying)"
@@ -265,11 +359,15 @@ while (( burned < tokens )); do
     exit 1
   fi
 
-  burned=$(( burned + this_call ))
+  burned=$((burned + this_call))
   total_cost=$(awk -v a="$total_cost" -v b="$this_cost" 'BEGIN{printf "%.6f", a+b}')
   draw_bar
 done
 
-echo
+cost_rounded=$(round_cents "$total_cost")
-printf "done. burned %s tokens across %s call(s) (target was %s), spent \$%s.\n" \
+msg="${CELEBRATIONS[RANDOM % ${#CELEBRATIONS[@]}]}"
-  "$burned" "$iteration" "$tokens" "$total_cost"
+
+printf "\n\n%s\n\n" "$msg"
+printf "   🔥 torched %s fire tokens across %s call(s) (target: %s)\n" \
+  "$burned" "$iteration" "$tokens"
+printf "   💰 spent \$%s\n\n" "$cost_rounded"