#!/usr/bin/env bash
# Install docker + docker-compose CLI and verify socket access (Jenkins on Coolify).
set -euo pipefail

mkdir -p .ci-bin dist .ci-bin/docker-config/cli-plugins

if [ ! -x .ci-bin/docker ]; then
  echo "Downloading docker CLI..."
  curl -fsSL "https://download.docker.com/linux/static/stable/x86_64/docker-27.4.1.tgz" \
    | tar xz --strip-components=1 -C .ci-bin docker/docker
  chmod +x .ci-bin/docker
fi

if [ ! -x .ci-bin/docker-compose ]; then
  echo "Downloading docker-compose..."
  curl -fsSL "https://github.com/docker/compose/releases/download/v2.32.4/docker-compose-linux-x86_64" \
    -o .ci-bin/docker-compose
  chmod +x .ci-bin/docker-compose
fi

if [ ! -x .ci-bin/docker-config/cli-plugins/docker-buildx ]; then
  echo "Downloading docker buildx plugin..."
  curl -fsSL "https://github.com/docker/buildx/releases/download/v0.21.1/buildx-v0.21.1.linux-amd64" \
    -o .ci-bin/docker-config/cli-plugins/docker-buildx
  chmod +x .ci-bin/docker-config/cli-plugins/docker-buildx
fi

DOCKER=./.ci-bin/docker
COMPOSE=./.ci-bin/docker-compose
DOCKER_CONFIG="${PWD}/.ci-bin/docker-config"
export DOCKER_CONFIG

if ! $DOCKER version >/dev/null 2>&1; then
  if command -v sudo >/dev/null 2>&1 && sudo -n env DOCKER_CONFIG="$DOCKER_CONFIG" $DOCKER version >/dev/null 2>&1; then
    DOCKER="sudo env DOCKER_CONFIG=$DOCKER_CONFIG $DOCKER"
    COMPOSE="sudo $COMPOSE"
  else
    echo "ERROR: cannot access /var/run/docker.sock"
    echo "Set DOCKER_GID on the Jenkins Coolify service to: $(stat -c '%g' /var/run/docker.sock 2>/dev/null || echo unknown)"
    ls -la /var/run/docker.sock 2>/dev/null || true
    id
    exit 1
  fi
fi

cat > .ci-bin/ci-env.sh <<EOF
export DOCKER='$DOCKER'
export COMPOSE='$COMPOSE'
export DOCKER_CONFIG='${DOCKER_CONFIG}'
export DOCKER_BUILDKIT=1
EOF

$DOCKER buildx version
$DOCKER version
$COMPOSE version