Git Status Statusline

#!/usr/bin/env bash

# Git-Focused Statusline for Claude Code
# Emphasizes git status with visual indicators

# Read JSON from stdin
read -r input

# Extract Claude session data
model=$(echo "$input" | jq -r '.model // "unknown"' | sed 's/claude-//')
tokens=$(echo "$input" | jq -r '.session.totalTokens // 0')
workdir=$(echo "$input" | jq -r '.workspace.path // "."')

# Get git information from workspace
cd "$workdir" 2>/dev/null || cd .

if git rev-parse --git-dir > /dev/null 2>&1; then
  # Get branch name
  branch=$(git symbolic-ref --short HEAD 2>/dev/null || echo "(detached)")
  
  # Check if working directory is clean
  if [ -z "$(git status --porcelain)" ]; then
    status_icon="✓"
    status_color="\033[32m"  # Green
  else
    status_icon="✗"
    status_color="\033[33m"  # Yellow
  fi
  
  # Check ahead/behind status
  ahead_behind=$(git rev-list --left-right --count HEAD...@{upstream} 2>/dev/null)
  if [ -n "$ahead_behind" ]; then
    ahead=$(echo "$ahead_behind" | cut -f1)
    behind=$(echo "$ahead_behind" | cut -f2)
    if [ "$ahead" -gt 0 ]; then
      tracking="↑$ahead"
    fi
    if [ "$behind" -gt 0 ]; then
      tracking="${tracking}↓$behind"
    fi
  fi
  
  # Check stash count
  stash_count=$(git stash list 2>/dev/null | wc -l | tr -d ' ')
  if [ "$stash_count" -gt 0 ]; then
    stash_info=" ⚑$stash_count"
  fi
  
  git_info=" ${status_color}${branch}${tracking}${stash_info} ${status_icon}\033[0m"
else
  git_info=""
fi

# Build statusline
echo -e "\033[36m${model}\033[0m │ \033[35m${tokens}\033[0m${git_info}"