#!/usr/bin/env bash
set -euo pipefail
script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
root="$(cd "$script_dir/.." && pwd)"
cd "$root"
origin="$(git remote get-url origin)"
origin="${origin%/}"
remote_root="${origin%/*}"
remote_root="${remote_root%/*}"
echo "remoteRoot $remote_root"
fetch_repo() {
  local repo="$1"
  local branch="$2"
  local dir="$3"
  if [[ -d "$dir" ]]; then
    git -C "$dir" rev-parse --is-inside-work-tree >/dev/null
    git -C "$dir" remote set-url origin "$repo"
    git -C "$dir" fetch origin "$branch"
    git -C "$dir" checkout "$branch"
    git -C "$dir" pull --ff-only origin "$branch"
  else
    mkdir -p "$(dirname "$dir")"
    git clone --branch "$branch" --single-branch "$repo" "$dir"
  fi
}

fetch_repo "$remote_root/ae/build_infra" "master" "third_party/build_infra"
fetch_repo "$remote_root/ae/CPP_Core" "master" "third_party/CPP_Core"