notify.sh

#!/bin/bash
input=$(cat)

EVENT=$(echo "$input" | jq -r '.hook_event_name')
NOTIF_TYPE=$(echo "$input" | jq -r '.notification_type // empty')

case "$EVENT" in
    "Stop")
        terminal-notifier -title "Claude Code" -message "処理が完了しました" -sound "Glass"
        ;;
    "Notification")
        case "$NOTIF_TYPE" in
            "permission_prompt")
                terminal-notifier -title "Claude Code" -message "承認が必要です" -sound "Ping"
                ;;
            "idle_prompt")
                terminal-notifier -title "Claude Code" -message "入力を待っています" -sound "Purr"
                ;;
            *)
                terminal-notifier -title "Claude Code" -message "通知があります" -sound default
                ;;
        esac
        ;;
esac

exit 0

settings.json

{
  "model": "opus",
  "permissions": {
    "allow": [
      "Bash(ls:*)",
      "Bash(pwd:*)",
      "Bash(cat:*)",
      "Bash(head:*)",
      "Bash(tail:*)",
      "Bash(echo:*)",
      "Bash(which:*)",
      "Bash(whoami:*)",
      "Bash(date:*)",
      "Bash(env:*)",
      "Bash(printenv:*)",
      "Bash(wc:*)",
      "Bash(file:*)",
      "Bash(tree:*)",
      "Bash(git status:*)",
      "Bash(git log:*)",
      "Bash(git diff:*)",
      "Bash(git branch:*)",
      "Bash(git show:*)",
      "Bash(npm list:*)",
      "Bash(npm outdated:*)",
      "Bash(node --version:*)",
      "Bash(python --version:*)",
      "Bash(cargo --version:*)",
      "Bash(docker ps:*)",
      "Bash(docker images:*)",
      "Bash(docker volume ls:*)",
      "Bash(docker network ls:*)",
      "Bash(docker logs:*)",
      "Bash(docker inspect:*)",
      "Bash(docker-compose ps:*)",
      "Bash(docker-compose logs:*)"
    ]
  },
  "statusLine": {
    "type": "command",
    "command": "~/.claude/statusline.sh"
  },
  "hooks": {
    "Stop": [
      {
        "hooks": [
          {
            "type": "command",
            "command": "~/.claude/notify.sh"
          }
        ]
      }
    ],
    "Notification": [
      {
        "matcher": "",
        "hooks": [
          {
            "type": "command",
            "command": "~/.claude/notify.sh"
          }
        ]
      }
    ]
  }
}

statusline.sh

#!/bin/bash
input=$(cat)

# データ抽出
MODEL=$(echo "$input" | jq -r '.model.display_name')
CONTEXT_SIZE=$(echo "$input" | jq -r '.context_window.context_window_size')
USAGE=$(echo "$input" | jq '.context_window.current_usage')
COST=$(echo "$input" | jq -r '.cost.total_cost_usd // 0')
DURATION_MS=$(echo "$input" | jq -r '.cost.total_duration_ms // 0')
LINES_ADDED=$(echo "$input" | jq -r '.cost.total_lines_added // 0')
LINES_REMOVED=$(echo "$input" | jq -r '.cost.total_lines_removed // 0')

# ANSI色定義
GREEN='\033[32m'
YELLOW='\033[33m'
RED='\033[31m'
RESET='\033[0m'

# コンテキスト使用率計算
if [ "$USAGE" != "null" ]; then
    CURRENT_TOKENS=$(echo "$USAGE" | jq '.input_tokens + .cache_creation_input_tokens + .cache_read_input_tokens')
    PERCENT=$((CURRENT_TOKENS * 100 / CONTEXT_SIZE))
else
    PERCENT=0
fi

# プログレスバー生成（10文字）
FILLED=$((PERCENT / 10))
EMPTY=$((10 - FILLED))
BAR=""
for ((i=0; i<FILLED; i++)); do BAR+="■"; done
for ((i=0; i<EMPTY; i++)); do BAR+="░"; done

# 使用率の色決定
if [ $PERCENT -le 60 ]; then
    CONTEXT_COLOR=$GREEN
elif [ $PERCENT -le 80 ]; then
    CONTEXT_COLOR=$YELLOW
else
    CONTEXT_COLOR=$RED
fi

# 経過時間をフォーマット（分:秒）
DURATION_SEC=$((DURATION_MS / 1000))
MINUTES=$((DURATION_SEC / 60))
SECONDS=$((DURATION_SEC % 60))
TIME_STR=$(printf "%d:%02d" $MINUTES $SECONDS)

# コストフォーマット
COST_STR=$(printf "\$%.2f" "$COST")

# Gitブランチ取得
GIT_BRANCH=""
if git rev-parse --git-dir > /dev/null 2>&1; then
    GIT_BRANCH=$(git branch --show-current 2>/dev/null)
fi

# 出力組み立て
OUTPUT="[$MODEL] ${CONTEXT_COLOR}${BAR} ${PERCENT}%${RESET}"
OUTPUT+=" | ${COST_STR}"
OUTPUT+=" | ${TIME_STR}"
OUTPUT+=" | ${GREEN}+${LINES_ADDED}${RESET}/${RED}-${LINES_REMOVED}${RESET}"
if [ -n "$GIT_BRANCH" ]; then
    OUTPUT+=" | ${GIT_BRANCH}"
fi

echo -e "$OUTPUT"