#!/usr/bin/env bash
#
# ntfy-msg — send a message to ntfy (via curl)
#
# Usage:
#   ntfy-msg <message>
#
# Example:
#   ntfy-msg "Build finished"
#
# Notes:
#   - Requires $NTFY_ME_TOPIC set (e.g., mytopic)
#   - Optional $NTFY_HOST (defaults to https://ntfy.sh)

set -u

if [ -z "${NTFY_ME_TOPIC:-}" ]; then
    echo "Error: NTFY_ME_TOPIC environment variable not set."
    echo "Set it like: export NTFY_ME_TOPIC=mytopic"
    exit 1
fi

# Set default ntfy host if not provided
NTFY_HOST="${NTFY_HOST:-https://ntfy.sh}"

if [ $# -lt 1 ]; then
    echo "Usage: $0 <message>"
    exit 1
fi

message="$*"

curl -fsS -X POST \
     -d "$message" \
     "$NTFY_HOST/$NTFY_ME_TOPIC" >/dev/null 2>&1 || echo "Warning: failed to send ntfy message" >&2