Claude Code の Hook でスマホにリモートコントロールの URL を通知する

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#!/usr/bin/env bash
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# Read JSON input from stdin
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input=$(cat)
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MESSAGE=$(echo "$input" | jq -r '.message // ""')
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NOTIFICATION_TYPE=$(echo "$input" | jq -r '.notification_type // ""')
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CWD=$(echo "$input" | jq -r '.cwd // ""')
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TRANSCRIPT_PATH=$(echo "$input" | jq -r '.transcript_path // ""')
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# Build title with repo/worktree name
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if git -C "$CWD" rev-parse --is-inside-work-tree &>/dev/null; then
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  REPO_NAME=$(git -C "$CWD" remote get-url origin 2>/dev/null | perl -pe 's/.*\///; s/\.git//')
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  WORKTREE_NAME=$(basename "$(git -C "$CWD" rev-parse --show-toplevel)")
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  if [[ -n "$REPO_NAME" && "$REPO_NAME" != "$WORKTREE_NAME" ]]; then
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    TITLE="Claude Code: ${REPO_NAME} (${WORKTREE_NAME})"
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  else
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    TITLE="Claude Code: ${WORKTREE_NAME}"
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  fi
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else
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  TITLE="Claude Code: $(basename "$CWD")"
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fi
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# Build remote control URL from the latest bridge-session entry in transcript
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# (resume/continue creates a new entry, so we need the last one).
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# The entry has no URL; bridgeSessionId "cse_XXX" maps to https://claude.ai/code/session_XXX
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REMOTE_URL=""
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if [[ -n "$TRANSCRIPT_PATH" && -f "$TRANSCRIPT_PATH" ]]; then
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  REMOTE_URL=$(jq -r 'select(.type == "bridge-session") | .bridgeSessionId // empty' "$TRANSCRIPT_PATH" \
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    | tail -n 1 | perl -ne 'print "https://claude.ai/code/session_$1" if /^cse_(\w+)$/')
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fi
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case "$NOTIFICATION_TYPE" in
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  idle_prompt)
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    NOTIFY_MSG="入力を待っています"
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    ;;
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  auth_success)
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    exit 0
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    ;;
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  permission_prompt)
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    if [[ "$MESSAGE" == 'Claude needs your permission to use '* ]]; then
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      NOTIFY_MSG="${MESSAGE#Claude needs your permission to use }の許可が必要です"
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    else
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      NOTIFY_MSG="許可が必要です"
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    fi
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    ;;
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  *)
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    [[ -z "$MESSAGE" ]] && exit 0
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    NOTIFY_MSG="${MESSAGE}"
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    ;;
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esac
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[[ -n "$CC_NOTIFICATION_DISABLED" ]] && exit 0
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# Desktop notification
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# alerter はデフォルトでユーザー操作を待つので、--timeout でプロセスが残り続けないようにする
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# 加えて、フックを止めないよう必ずバックグラウンド実行する
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alerter --message "$NOTIFY_MSG" --title "$TITLE" --sound default --timeout 60 --content-image 'https://uxwing.com/wp-content/themes/uxwing/download/brands-and-social-media/claude-ai-icon.png' >/dev/null 2>&1 &
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# Pushover notification
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PUSHOVER_ARGS=(
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    --form-string "token=${CC_PUSHOVER_API_KEY}"
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    --form-string "user=${CC_PUSHOVER_USER_KEY}"
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    --form-string "message=${NOTIFY_MSG}"
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    --form-string "device=iphone"
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    --form-string "title=${TITLE}"
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)
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if [[ -n "$REMOTE_URL" ]]; then
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    PUSHOVER_ARGS+=(--form-string "url=${REMOTE_URL}" --form-string "url_title=Open Remote Control")
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fi
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curl -s "${PUSHOVER_ARGS[@]}" https://api.pushover.net/1/messages.json > /dev/null