#!/usr/bin/env bash
# Redeploy Ledgerline on the server: pull the latest code and (re)start the
# stack behind Traefik. Run from your own machine:
#
#   ./deploy.sh
#
# Override the target with env vars, e.g. DEPLOY_HOST=other ./deploy.sh
set -euo pipefail

DEPLOY_HOST="${DEPLOY_HOST:-czy}"
DEPLOY_DIR="${DEPLOY_DIR:-/opt/apps/LedgerLine}"

# Always both files: the base file alone would publish every service port.
COMPOSE="docker compose -f docker-compose.yml -f docker-compose.traefik.yml"

# The server pulls from the remote, so unpushed commits would not be deployed.
if [ -n "$(git log '@{u}..HEAD' --oneline 2>/dev/null)" ]; then
  echo "warning: local commits are not pushed; the server will not see them" >&2
fi

# DEPLOY_HASH is the server's HEAD *after* the pull -- the code actually
# running -- and becomes service.version on every span (docker-compose.yml).
# Escaped so it is evaluated on the server, not here.
ssh "$DEPLOY_HOST" "cd '$DEPLOY_DIR' && git pull --ff-only \
  && export DEPLOY_HASH=\$(git rev-parse --short HEAD) \
  && echo \"deploying \$DEPLOY_HASH\" \
  && $COMPOSE up -d --build && $COMPOSE ps"