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| #!/usr/bin/env bash | |
| input=$(cat) | |
| cwd=$(echo "$input" | jq -r '.workspace.current_dir // .cwd // ""') | |
| model=$(echo "$input" | jq -r '.model.display_name // ""') | |
| window_size=$(echo "$input" | jq -r '.context_window.context_window_size // empty') | |
| # Sum all current_usage token fields for precise count | |
| input_tokens=$(echo "$input" | jq -r ' | |
| [.context_window.current_usage.input_tokens, | |
| .context_window.current_usage.output_tokens, | |
| .context_window.current_usage.cache_creation_input_tokens, | |
| .context_window.current_usage.cache_read_input_tokens] | |
| | map(. // 0) | add' 2>/dev/null) | |
| if [ -z "$input_tokens" ] || [ "$input_tokens" = "null" ] || [ "$input_tokens" = "0" ]; then | |
| input_tokens="" | |
| fi | |
| # Compute precise percentage from actual tokens | |
| if [ -n "$input_tokens" ] && [ -n "$window_size" ] && [ "$window_size" != "0" ]; then | |
| used=$(awk "BEGIN { printf \"%.4f\", $input_tokens / $window_size * 100 }") | |
| else | |
| used=$(echo "$input" | jq -r '.context_window.used_percentage // empty') | |
| fi | |
| # Format a token count as an exact number with comma separators | |
| fmt_tokens() { | |
| local n="$1" | |
| if [ -z "$n" ] || [ "$n" = "null" ]; then echo "?"; return; fi | |
| printf '%d' "$n" | awk '{ | |
| s = $0; result = "" | |
| while (length(s) > 3) { | |
| result = "," substr(s, length(s)-2) result | |
| s = substr(s, 1, length(s)-3) | |
| } | |
| print s result | |
| }' | |
| } | |
| # Show only the git repo base name, or fall back to basename of cwd | |
| if git -C "$cwd" rev-parse --show-toplevel > /dev/null 2>&1; then | |
| short_cwd=$(basename "$(git -C "$cwd" rev-parse --show-toplevel)") | |
| else | |
| short_cwd=$(basename "$cwd") | |
| fi | |
| # Get git branch (skip optional locks) | |
| git_branch="" | |
| if git -C "$cwd" rev-parse --git-dir > /dev/null 2>&1; then | |
| git_branch=$(git -C "$cwd" -c core.fsmonitor=false symbolic-ref --short HEAD 2>/dev/null || git -C "$cwd" -c core.fsmonitor=false rev-parse --short HEAD 2>/dev/null) | |
| fi | |
| # Build the status line | |
| parts=() | |
| # Directory (cyan) | |
| parts+=("$(printf '\033[36m%s\033[0m' "$short_cwd")") | |
| # Git branch (green) | |
| if [ -n "$git_branch" ]; then | |
| parts+=("$(printf '\033[32m(%s)\033[0m' "$git_branch")") | |
| fi | |
| # Model (yellow) | |
| if [ -n "$model" ]; then | |
| parts+=("$(printf '\033[33m%s\033[0m' "$model")") | |
| fi | |
| # Context usage — rendered as a 10-segment block progress bar | |
| if [ -n "$used" ]; then | |
| used_int=$(printf '%.0f' "$used") | |
| used_display=$(printf '%.1f' "$used") | |
| if [ "$used_int" -ge 80 ]; then | |
| color='\033[31m' # red | |
| elif [ "$used_int" -ge 50 ]; then | |
| color='\033[33m' # yellow | |
| else | |
| color='\033[32m' # green | |
| fi | |
| filled=$(( used_int / 10 )) | |
| empty=$(( 10 - filled )) | |
| bar="" | |
| for ((i=0; i<filled; i++)); do bar+="█"; done | |
| for ((i=0; i<empty; i++)); do bar+="░"; done | |
| token_label="" | |
| if [ -n "$input_tokens" ] && [ -n "$window_size" ]; then | |
| used_fmt=$(fmt_tokens "$input_tokens") | |
| total_fmt=$(fmt_tokens "$window_size") | |
| token_label=" ${used_display}% (${used_fmt} / ${total_fmt})" | |
| fi | |
| parts+=("$(printf "${color}[%s]%s\033[0m" "$bar" "$token_label")") | |
| fi | |
| printf '%s' "$(IFS=' '; echo "${parts[*]}")" |
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