~/.claude/statusline-command.sh

statusline-command.sh

#!/bin/bash

# Read JSON input
input=$(cat)

# Extract values
dir=$(echo "$input" | jq -r '.workspace.current_dir')
model=$(echo "$input" | jq -r '.model.display_name')
style=$(echo "$input" | jq -r '.output_style.name')
transcript_path=$(echo "$input" | jq -r '.transcript_path')

# Get agent identity from git config
agent=""
if [ -n "$GIT_AUTHOR_EMAIL" ]; then
  agent=$(echo "$GIT_AUTHOR_EMAIL" | sed 's/@.*//')
fi


# Get directory name (like %c in zsh)
dirname=$(basename "$dir")

# Check if we're in a git repo and get branch
if git -C "$dir" rev-parse --git-dir > /dev/null 2>&1; then
  branch=$(git -C "$dir" rev-parse --abbrev-ref HEAD 2>/dev/null)
  # Check if repo is dirty (skip optional locks)
  if ! git -C "$dir" diff --quiet 2>/dev/null || ! git -C "$dir" diff --cached --quiet 2>/dev/null; then
    git_status="git:($branch) ✗"
  else
    git_status="git:($branch)"
  fi
  git_info=" $git_status"
else
  git_info=""
fi

# Calculate context usage percentage
usage=$(echo "$input" | jq '.context_window.current_usage')
if [ "$usage" != "null" ]; then
  current=$(echo "$usage" | jq '.input_tokens + .cache_creation_input_tokens + .cache_read_input_tokens')
  size=$(echo "$input" | jq '.context_window.context_window_size')
  pct=$((current * 100 / size))
  context_info=" · ${pct}%"
else
  context_info=""
fi

# Calculate session duration
if [ -f "$transcript_path" ]; then
  # Get transcript creation time (session start)
  if [[ "$OSTYPE" == "darwin"* ]]; then
    # macOS
    start_time=$(stat -f %B "$transcript_path" 2>/dev/null)
  else
    # Linux
    start_time=$(stat -c %Y "$transcript_path" 2>/dev/null)
  fi

  if [ -n "$start_time" ]; then
    now=$(date +%s)
    duration=$((now - start_time))

    # Format duration
    hours=$((duration / 3600))
    minutes=$(((duration % 3600) / 60))

    if [ $hours -gt 0 ]; then
      duration_info=" · ${hours}h${minutes}m"
    else
      duration_info=" · ${minutes}m"
    fi
  else
    duration_info=""
  fi
else
  duration_info=""
fi

# Build status line with colors (using dimmed terminal colors)
# Cyan for directory, blue for git, magenta for agent, dimmed for model
printf "\033[36m%s\033[0m%s" "$dirname" "$git_info"

# Add agent before model (reads as "agent via model")
if [ -n "$agent" ]; then
  printf " \033[35m%s\033[0m ·" "$agent"
fi

printf " \033[2m%s\033[0m" "$model"

# Add output style if not default
if [ "$style" != "default" ]; then
  printf "\033[2m · %s\033[0m" "$style"
fi

# Add context usage and duration
printf "\033[2m%s%s\033[0m" "$context_info" "$duration_info"