created claude/statusline.sh

1 files changed, 611 insertions, 0 deletions

diff --git a/ar/.config/claude/statusline.sh b/ar/.config/claude/statusline.sh
new file mode 100755
index 0000000..0d524d2
--- /dev/null
+++ b/ar/.config/claude/statusline.sh
@@ -0,0 +1,611 @@
+#!/usr/bin/env bash
+set -euo pipefail 2>/dev/null || set -eu
+
+# ============================================================
+# STATUSLINE v2.0.0 - Claude Code Status Line
+# ============================================================
+
+readonly STATUSLINE_VERSION="2.0.0"
+
+# ============================================================
+# CONFIGURATION
+# ============================================================
+readonly BAR_WIDTH=12
+readonly BAR_FILLED="█"
+readonly BAR_EMPTY="░"
+
+# Colors (256-color palette)
+readonly RED='\033[38;5;203m'
+readonly GREEN='\033[38;5;150m'
+readonly BLUE='\033[38;5;117m'
+readonly MAGENTA='\033[38;5;147m'
+readonly CYAN='\033[38;5;81m'
+readonly ORANGE='\033[38;5;215m'
+readonly YELLOW='\033[38;5;222m'
+readonly GRAY='\033[38;5;245m'
+readonly LIGHT_GRAY='\033[38;5;249m'
+readonly NC='\033[0m'
+
+# Derived constants
+readonly SEPARATOR="${GRAY}│${NC}"
+readonly NULL_VALUE="null"
+
+# Icons
+readonly MODEL_ICON="🤖"
+readonly CONTEXT_ICON="🧠"
+readonly DIR_ICON="📁"
+readonly GIT_ICON="🌿"
+readonly COST_ICON="💰"
+readonly TOKEN_ICON="📊"
+readonly TIME_ICON="⏱️"
+readonly VERSION_ICON="📟"
+
+# Git state constants
+readonly STATE_NOT_REPO="not_repo"
+readonly STATE_CLEAN="clean"
+readonly STATE_DIRTY="dirty"
+
+# Context usage messages (tiered by usage percentage)
+readonly CONTEXT_MSG_VERY_LOW=(
+  "just getting started"
+  "barely touched it"
+  "fresh as a daisy"
+  "room for an elephant"
+  "zero stress mode"
+  "could do this all day"
+  "warming up the engines"
+  "practically empty"
+  "smooth sailing ahead"
+  "all systems nominal"
+)
+
+readonly CONTEXT_MSG_LOW=(
+  "light snacking"
+  "taking it easy"
+  "smooth operator"
+  "just vibing"
+  "cruising altitude"
+  "nice and steady"
+  "zen mode activated"
+  "coasting along"
+  "comfortable cruise"
+  "looking good"
+)
+
+readonly CONTEXT_MSG_MEDIUM=(
+  "halfway there"
+  "finding the groove"
+  "building momentum"
+  "picking up speed"
+  "getting interesting"
+  "entering the zone"
+  "getting warmer"
+  "balanced perfectly"
+  "sweet spot territory"
+  "gears are meshing"
+)
+
+readonly CONTEXT_MSG_HIGH=(
+  "getting spicy"
+  "filling up fast"
+  "things heating up"
+  "turning up the heat"
+  "entering danger zone"
+  "feeling the pressure"
+  "approaching red zone"
+  "intensity rising"
+  "full throttle mode"
+  "hold on tight"
+)
+
+readonly CONTEXT_MSG_CRITICAL=(
+  "living dangerously"
+  "pushing the limits"
+  "houston we have a problem"
+  "danger zone activated"
+  "running on fumes"
+  "this is fine 🔥"
+  "critical mass approaching"
+  "maximum overdrive"
+  "context go brrrr"
+  "about to explode"
+)
+
+# ============================================================
+# LOGGING
+# ============================================================
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+readonly LOG_FILE="${SCRIPT_DIR}/statusline.log"
+
+log_debug() {
+  local timestamp
+  timestamp=$(date '+%Y-%m-%d %H:%M:%S')
+  echo "[$timestamp] $*" >> "$LOG_FILE" 2>/dev/null || true
+}
+
+# ============================================================
+# UTILITY FUNCTIONS
+# ============================================================
+
+# Check jq availability
+check_jq() {
+  command -v jq >/dev/null 2>&1
+}
+
+# String utilities
+get_dirname() { echo "${1##*/}"; }
+sep() { echo -n " ${SEPARATOR} "; }
+
+# Format numbers with K/M suffixes
+format_number() {
+  local num="${1:-0}"
+  [[ ! "$num" =~ ^[0-9]+$ ]] && { echo "$num"; return; }
+
+  if [[ "$num" -lt 1000 ]]; then
+    echo "$num"
+  elif [[ "$num" -lt 1000000 ]]; then
+    local k=$((num / 1000))
+    local remainder=$((num % 1000))
+    if [[ "$k" -lt 10 ]]; then
+      local decimal=$((remainder / 100))
+      echo "${k}.${decimal}K"
+    else
+      echo "${k}K"
+    fi
+  else
+    local m=$((num / 1000000))
+    local remainder=$((num % 1000000))
+    if [[ "$m" -lt 10 ]]; then
+      local decimal=$((remainder / 100000))
+      echo "${m}.${decimal}M"
+    else
+      echo "${m}M"
+    fi
+  fi
+}
+
+# Format duration (ms to human readable)
+format_duration() {
+  local ms="${1:-0}"
+  [[ ! "$ms" =~ ^[0-9]+$ ]] && { echo ""; return; }
+
+  local seconds=$((ms / 1000))
+  local minutes=$((seconds / 60))
+  local hours=$((minutes / 60))
+
+  if [[ "$hours" -gt 0 ]]; then
+    local remaining_mins=$((minutes % 60))
+    echo "${hours}h${remaining_mins}m"
+  elif [[ "$minutes" -gt 0 ]]; then
+    local remaining_secs=$((seconds % 60))
+    echo "${minutes}m${remaining_secs}s"
+  else
+    echo "${seconds}s"
+  fi
+}
+
+# Format cost
+format_cost() {
+  local cost="${1:-0}"
+  if [[ "$cost" =~ ^[0-9.]+$ ]]; then
+    printf "%.2f" "$cost"
+  else
+    echo "0.00"
+  fi
+}
+
+# Get random context message based on usage percentage
+get_context_message() {
+  local percent="${1:-0}"
+  local messages=()
+
+  if [[ "$percent" -le 20 ]]; then
+    messages=("${CONTEXT_MSG_VERY_LOW[@]}")
+  elif [[ "$percent" -le 40 ]]; then
+    messages=("${CONTEXT_MSG_LOW[@]}")
+  elif [[ "$percent" -le 60 ]]; then
+    messages=("${CONTEXT_MSG_MEDIUM[@]}")
+  elif [[ "$percent" -le 80 ]]; then
+    messages=("${CONTEXT_MSG_HIGH[@]}")
+  else
+    messages=("${CONTEXT_MSG_CRITICAL[@]}")
+  fi
+
+  local count=${#messages[@]}
+  local index=$((RANDOM % count))
+  echo "${messages[$index]}"
+}
+
+# ============================================================
+# JSON PARSING
+# ============================================================
+
+parse_with_jq() {
+  local input="$1"
+
+  echo "$input" | jq -r '
+    .model.display_name // "Claude",
+    .workspace.current_dir // .cwd // "unknown",
+    (.context_window.context_window_size // 200000),
+    (
+      (.context_window.current_usage.input_tokens // 0) +
+      (.context_window.current_usage.cache_creation_input_tokens // 0) +
+      (.context_window.current_usage.cache_read_input_tokens // 0)
+    ),
+    (.context_window.total_input_tokens // 0),
+    (.context_window.total_output_tokens // 0),
+    (.cost.total_cost_usd // 0),
+    (.cost.total_duration_ms // 0),
+    .version // "",
+    .session_id // ""
+  ' 2>/dev/null
+}
+
+# Bash fallback for JSON parsing
+extract_json_string() {
+  local json="$1"
+  local key="$2"
+  local default="${3:-}"
+
+  local value
+  value=$(echo "$json" | grep -o "\"${key}\"[[:space:]]*:[[:space:]]*\"[^\"]*\"" | head -1 | sed 's/.*:[[:space:]]*"\([^"]*\)".*/\1/')
+
+  if [[ -z "$value" || "$value" == "null" ]]; then
+    value=$(echo "$json" | grep -o "\"${key}\"[[:space:]]*:[[:space:]]*[0-9.]\+" | head -1 | sed 's/.*:[[:space:]]*\([0-9.]\+\).*/\1/')
+  fi
+
+  if [[ -n "$value" && "$value" != "null" ]]; then
+    echo "$value"
+  else
+    echo "$default"
+  fi
+}
+
+parse_without_jq() {
+  local input="$1"
+
+  local model_name current_dir context_size current_usage
+  local total_input total_output cost_usd duration_ms version session_id
+
+  model_name=$(extract_json_string "$input" "display_name" "Claude")
+  current_dir=$(extract_json_string "$input" "current_dir" "")
+  [[ -z "$current_dir" ]] && current_dir=$(extract_json_string "$input" "cwd" "unknown")
+
+  context_size=$(extract_json_string "$input" "context_window_size" "200000")
+  current_usage=$(extract_json_string "$input" "input_tokens" "0")
+  total_input=$(extract_json_string "$input" "total_input_tokens" "0")
+  total_output=$(extract_json_string "$input" "total_output_tokens" "0")
+  cost_usd=$(extract_json_string "$input" "total_cost_usd" "0")
+  duration_ms=$(extract_json_string "$input" "total_duration_ms" "0")
+  version=$(extract_json_string "$input" "version" "")
+  session_id=$(extract_json_string "$input" "session_id" "")
+
+  printf '%s\n' "$model_name" "$current_dir" "$context_size" "$current_usage" \
+    "$total_input" "$total_output" "$cost_usd" "$duration_ms" "$version" "$session_id"
+}
+
+# ============================================================
+# GIT OPERATIONS (Optimized with porcelain v2)
+# ============================================================
+
+get_git_info() {
+  local current_dir="$1"
+  local git_opts=()
+
+  [[ -n "$current_dir" && "$current_dir" != "$NULL_VALUE" && "$current_dir" != "unknown" ]] && git_opts=(-C "$current_dir")
+
+  # Check if git repo
+  git "${git_opts[@]}" rev-parse --is-inside-work-tree >/dev/null 2>&1 || {
+    echo "$STATE_NOT_REPO"
+    return 0
+  }
+
+  # Single git status call with all info (porcelain v2)
+  local status_output
+  status_output=$(git "${git_opts[@]}" status --porcelain=v2 --branch --untracked-files=all 2>/dev/null) || {
+    # Fallback for older git versions
+    local branch
+    branch=$(git "${git_opts[@]}" branch --show-current 2>/dev/null || git "${git_opts[@]}" rev-parse --short HEAD 2>/dev/null || echo "unknown")
+    echo "$STATE_CLEAN|$branch|0|0"
+    return 0
+  }
+
+  # Parse porcelain v2 output
+  local branch="" ahead="0" behind="0"
+  while IFS= read -r line; do
+    case "$line" in
+      "# branch.head "*)
+        branch="${line#\# branch.head }"
+        ;;
+      "# branch.ab "*)
+        local ab="${line#\# branch.ab }"
+        ahead="${ab%% *}"
+        ahead="${ahead#+}"
+        behind="${ab##* }"
+        behind="${behind#-}"
+        ;;
+    esac
+  done <<< "$status_output"
+
+  branch="${branch:-(detached)}"
+  ahead="${ahead:-0}"
+  behind="${behind:-0}"
+
+  # Count modified files (lines not starting with #)
+  local file_count=0
+  while IFS= read -r line; do
+    [[ "$line" != \#* && -n "$line" ]] && ((file_count++))
+  done <<< "$status_output"
+
+  if [[ "$file_count" -eq 0 ]]; then
+    echo "$STATE_CLEAN|$branch|$ahead|$behind"
+    return 0
+  fi
+
+  # Get line changes
+  local added=0 removed=0
+  local diff_output
+  diff_output=$(git "${git_opts[@]}" diff HEAD --numstat 2>/dev/null || true)
+  if [[ -n "$diff_output" ]]; then
+    while IFS=$'\t' read -r a r _; do
+      [[ "$a" =~ ^[0-9]+$ ]] && added=$((added + a))
+      [[ "$r" =~ ^[0-9]+$ ]] && removed=$((removed + r))
+    done <<< "$diff_output"
+  fi
+
+  echo "$STATE_DIRTY|$branch|$file_count|$added|$removed|$ahead|$behind"
+}
+
+# ============================================================
+# COMPONENT BUILDERS
+# ============================================================
+
+build_model_component() {
+  local model_name="$1"
+  echo -n "${MODEL_ICON} ${CYAN}${model_name}${NC}"
+}
+
+build_context_component() {
+  local context_size="$1"
+  local current_usage="$2"
+
+  local context_percent=0
+  if [[ "$current_usage" != "0" && "$context_size" -gt 0 ]] 2>/dev/null; then
+    context_percent=$((current_usage * 100 / context_size))
+  fi
+
+  # Determine color based on usage (inverted - higher usage = more warning)
+  local bar_color
+  if [[ "$context_percent" -le 20 ]]; then
+    bar_color="$GREEN"
+  elif [[ "$context_percent" -le 40 ]]; then
+    bar_color="$CYAN"
+  elif [[ "$context_percent" -le 60 ]]; then
+    bar_color="$YELLOW"
+  elif [[ "$context_percent" -le 80 ]]; then
+    bar_color="$ORANGE"
+  else
+    bar_color="$RED"
+  fi
+
+  # Build progress bar
+  local filled=$((context_percent * BAR_WIDTH / 100))
+  local empty=$((BAR_WIDTH - filled))
+  local bar="${bar_color}"
+  bar+=$(printf "%${filled}s" | tr ' ' "$BAR_FILLED")
+  bar+="${GRAY}"
+  bar+=$(printf "%${empty}s" | tr ' ' "$BAR_EMPTY")
+  bar+="${NC}"
+
+  # Format numbers
+  local usage_fmt size_fmt
+  usage_fmt=$(format_number "$current_usage")
+  size_fmt=$(format_number "$context_size")
+
+  # Get random message
+  local message
+  message=$(get_context_message "$context_percent")
+
+  echo -n "${CONTEXT_ICON} ${GRAY}[${NC}${bar}${GRAY}]${NC} ${context_percent}% ${usage_fmt}/${size_fmt} ${GRAY}· ${message}${NC}"
+}
+
+build_directory_component() {
+  local current_dir="$1"
+
+  local dir_name
+  if [[ -n "$current_dir" && "$current_dir" != "$NULL_VALUE" && "$current_dir" != "unknown" ]]; then
+    # Replace home with ~
+    current_dir="${current_dir/#$HOME/\~}"
+    dir_name=$(get_dirname "$current_dir")
+  else
+    dir_name=$(get_dirname "$PWD")
+  fi
+
+  echo -n "${DIR_ICON} ${BLUE}${dir_name}${NC}"
+}
+
+build_git_component() {
+  local git_data="$1"
+
+  local state
+  IFS='|' read -r state _ <<< "$git_data"
+
+  case "$state" in
+    "$STATE_NOT_REPO")
+      return 0
+      ;;
+    "$STATE_CLEAN")
+      local branch ahead behind
+      IFS='|' read -r _ branch ahead behind <<< "$git_data"
+      echo -n "${GIT_ICON} ${MAGENTA}${branch}${NC}"
+      [[ "$ahead" -gt 0 ]] 2>/dev/null && echo -n " ${GREEN}↑${ahead}${NC}"
+      [[ "$behind" -gt 0 ]] 2>/dev/null && echo -n " ${RED}↓${behind}${NC}"
+      ;;
+    "$STATE_DIRTY")
+      local branch files added removed ahead behind
+      IFS='|' read -r _ branch files added removed ahead behind <<< "$git_data"
+      echo -n "${GIT_ICON} ${MAGENTA}${branch}${NC}"
+      [[ "$ahead" -gt 0 ]] 2>/dev/null && echo -n " ${GREEN}↑${ahead}${NC}"
+      [[ "$behind" -gt 0 ]] 2>/dev/null && echo -n " ${RED}↓${behind}${NC}"
+      echo -n " ${GRAY}·${NC} ${ORANGE}${files} files${NC}"
+      if [[ "$added" -gt 0 || "$removed" -gt 0 ]] 2>/dev/null; then
+        echo -n " ${GREEN}+${added}${NC}/${RED}-${removed}${NC}"
+      fi
+      ;;
+  esac
+}
+
+build_cost_component() {
+  local cost_usd="$1"
+  local duration_ms="$2"
+
+  [[ -z "$cost_usd" || "$cost_usd" == "0" || "$cost_usd" == "$NULL_VALUE" ]] && return 0
+
+  local cost_fmt
+  cost_fmt=$(format_cost "$cost_usd")
+  echo -n "${COST_ICON} ${YELLOW}\$${cost_fmt}${NC}"
+
+  # Calculate burn rate ($/hour)
+  if [[ -n "$duration_ms" && "$duration_ms" -gt 0 ]] 2>/dev/null; then
+    local burn_rate
+    burn_rate=$(echo "$cost_usd $duration_ms" | awk '{printf "%.2f", $1 * 3600000 / $2}')
+    echo -n " ${GRAY}(\$${burn_rate}/h)${NC}"
+  fi
+}
+
+build_token_component() {
+  local total_input="$1"
+  local total_output="$2"
+  local duration_ms="$3"
+
+  local total_tokens=$((total_input + total_output))
+  [[ "$total_tokens" -eq 0 ]] && return 0
+
+  local tokens_fmt
+  tokens_fmt=$(format_number "$total_tokens")
+  echo -n "${TOKEN_ICON} ${LIGHT_GRAY}${tokens_fmt} tok${NC}"
+
+  # Calculate TPM
+  if [[ -n "$duration_ms" && "$duration_ms" -gt 0 ]] 2>/dev/null; then
+    local tpm
+    tpm=$(echo "$total_tokens $duration_ms" | awk '{if ($2 > 0) printf "%.0f", $1 * 60000 / $2; else print "0"}')
+    echo -n " ${GRAY}(${tpm} tpm)${NC}"
+  fi
+}
+
+build_time_component() {
+  local duration_ms="$1"
+
+  [[ -z "$duration_ms" || "$duration_ms" == "0" || "$duration_ms" == "$NULL_VALUE" ]] && return 0
+
+  local duration_fmt
+  duration_fmt=$(format_duration "$duration_ms")
+  [[ -n "$duration_fmt" ]] && echo -n "${TIME_ICON} ${LIGHT_GRAY}${duration_fmt}${NC}"
+}
+
+build_version_component() {
+  local version="$1"
+
+  [[ -z "$version" || "$version" == "$NULL_VALUE" ]] && return 0
+  echo -n "${VERSION_ICON} ${GRAY}v${version}${NC}"
+}
+
+# ============================================================
+# MAIN
+# ============================================================
+
+main() {
+  # Read input
+  local input
+  input=$(cat) || {
+    echo "Error: Failed to read stdin" >&2
+    exit 1
+  }
+
+  log_debug "Status line triggered (v${STATUSLINE_VERSION})"
+
+  # Parse JSON
+  local parsed
+  if check_jq; then
+    parsed=$(parse_with_jq "$input")
+    log_debug "Using jq for JSON parsing"
+  else
+    parsed=$(parse_without_jq "$input")
+    log_debug "Using bash fallback for JSON parsing"
+  fi
+
+  if [[ -z "$parsed" ]]; then
+    echo "Error: Failed to parse input" >&2
+    exit 1
+  fi
+
+  # Extract fields
+  local model_name current_dir context_size current_usage
+  local total_input total_output cost_usd duration_ms version session_id
+  {
+    read -r model_name
+    read -r current_dir
+    read -r context_size
+    read -r current_usage
+    read -r total_input
+    read -r total_output
+    read -r cost_usd
+    read -r duration_ms
+    read -r version
+    read -r session_id
+  } <<< "$parsed"
+
+  log_debug "Parsed: model=$model_name, dir=$current_dir, context=$current_usage/$context_size, cost=$cost_usd, duration=$duration_ms"
+
+  # Get git info
+  local git_data
+  git_data=$(get_git_info "$current_dir")
+
+  # Build components
+  local output=""
+
+  # Line 1: Model | Directory | Git | Version
+  output+=$(build_model_component "$model_name")
+  output+=$(sep)
+  output+=$(build_directory_component "$current_dir")
+
+  local git_component
+  git_component=$(build_git_component "$git_data")
+  [[ -n "$git_component" ]] && { output+=$(sep); output+="$git_component"; }
+
+  local version_component
+  version_component=$(build_version_component "$version")
+  [[ -n "$version_component" ]] && { output+=$(sep); output+="$version_component"; }
+
+  # Line 2: Context
+  output+=$'\n'
+  output+=$(build_context_component "$context_size" "$current_usage")
+
+  # Line 3: Cost | Tokens | Time
+  local cost_component token_component time_component
+  cost_component=$(build_cost_component "$cost_usd" "$duration_ms")
+  token_component=$(build_token_component "$total_input" "$total_output" "$duration_ms")
+  time_component=$(build_time_component "$duration_ms")
+
+  if [[ -n "$cost_component" || -n "$token_component" || -n "$time_component" ]]; then
+    output+=$'\n'
+    local first=1
+    if [[ -n "$cost_component" ]]; then
+      output+="$cost_component"
+      first=0
+    fi
+    if [[ -n "$token_component" ]]; then
+      [[ "$first" -eq 0 ]] && output+=$(sep)
+      output+="$token_component"
+      first=0
+    fi
+    if [[ -n "$time_component" ]]; then
+      [[ "$first" -eq 0 ]] && output+=$(sep)
+      output+="$time_component"
+    fi
+  fi
+
+  echo -e "$output"
+}
+
+main "$@"