#!/usr/bin/env bash
# 35-nvm — Node Version Manager + Node LTS.

step_name="nvm"
step_desc="nvm into ~$TARGET_USER/.nvm, install Node LTS"
step_run="run_nvm"

run_nvm() {
  log "installing nvm for $TARGET_USER"
  local nvm_home="$TARGET_HOME/.nvm"
  export NVM_DIR="$nvm_home"

  if [[ -s "$NVM_DIR/nvm.sh" ]]; then
    ok "nvm already present at $NVM_DIR"
  else
    # fetch the install script at a pinned NVM version (update here to upgrade)
    as_user env NVM_DIR="$nvm_home" bash -c 'curl -fsSL https://raw.githubusercontent.com/nvm-sh/nvm/v0.40.1/install.sh | bash' \
      || { warn "nvm install failed"; return; }
    ok "nvm installed to $NVM_DIR"
  fi

  # run node/lts install as the target user so binary ownership + default are theirs
  as_user bash -lc 'export NVM_DIR='"$NVM_DIR"'; source "$NVM_DIR/nvm.sh"; nvm install --lts && nvm use --lts && nvm alias default lts/*' \
    || warn "node lts install had issues (continue; run 'nvm install --lts' as $TARGET_USER)"
  as_user bash -lc 'export NVM_DIR='"$NVM_DIR"'; source "$NVM_DIR/nvm.sh"; command -v node >/dev/null && echo "  node \$(node -v) active for $TARGET_USER"' 2>/dev/null || true
}