#!/usr/bin/env bash
set -Eeuo pipefail

repo_url="${DEPLOY_REPO_URL:?DEPLOY_REPO_URL is required}"
branch="${DEPLOY_BRANCH:-main}"
workdir="${DEPLOY_WORKDIR:-/workspace/egfh-website}"
deploy_command="${DEPLOY_COMMAND:-npm run deploy:worker:test}"
worker_env_file="${WORKER_ENV_FILE:-.env.worker.test}"
worker_env_example="${WORKER_ENV_EXAMPLE:-${worker_env_file}.example}"

mkdir -p "$(dirname "$workdir")"

if [ ! -d "$workdir/.git" ]; then
  rm -rf "$workdir"
  git clone --branch "$branch" "$repo_url" "$workdir"
else
  git -C "$workdir" remote set-url origin "$repo_url"
  git -C "$workdir" fetch --prune origin "$branch"
  git -C "$workdir" checkout "$branch"
  git -C "$workdir" reset --hard "origin/$branch"
fi

cd "$workdir"

if [ -f "$worker_env_example" ]; then
  : > "$worker_env_file"

  while IFS= read -r line || [ -n "$line" ]; do
    key=""
    default_value=""

    if [[ "$line" =~ ^[[:space:]]*#?[[:space:]]*([A-Za-z_][A-Za-z0-9_]*)=(.*)$ ]]; then
      key="${BASH_REMATCH[1]}"
      default_value="${BASH_REMATCH[2]}"
    else
      continue
    fi

    if [ -n "${!key+x}" ]; then
      printf "%s=%s\n" "$key" "${!key}" >> "$worker_env_file"
    elif [[ "$line" != \#* && "$default_value" != replace-with-* ]]; then
      printf "%s=%s\n" "$key" "$default_value" >> "$worker_env_file"
    fi
  done < "$worker_env_example"

  echo "Generated $worker_env_file from container environment"
fi

if [ -f package-lock.json ]; then
  npm ci
else
  npm install
fi

exec bash -lc "$deploy_command"