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

# push-to-remote.sh
# Usage: ./scripts/push-to-remote.sh [remote_url] [branch]
# If remote exists it will be used; otherwise added as 'origin'.

REMOTE_URL=${1:-https://git.algios.dev/francescoalbano/tripweb.git}
BRANCH=${2:-main}

print() { echo "[push-to-remote] $*"; }

# Ensure git repo
if [ ! -d .git ]; then
  print "No .git found in current directory. Initialize and commit? (y/n)"
  read -r yn
  if [ "${yn,,}" != "y" ]; then
    print "Aborting."; exit 1
  fi
  git init
  git add .
  git commit -m "Initial commit"
fi

# Ensure working tree clean
if [ -n "$(git status --porcelain)" ]; then
  print "Working tree is not clean. Please commit or stash changes first.";
  git status --porcelain
  exit 1
fi

# Add remote if missing
if git remote get-url origin >/dev/null 2>&1; then
  CURRENT_URL=$(git remote get-url origin)
  if [ "$CURRENT_URL" != "$REMOTE_URL" ]; then
    print "Remote 'origin' exists and points to $CURRENT_URL"
    print "Do you want to set origin to $REMOTE_URL ? (y/n)"
    read -r yn
    if [ "${yn,,}" = "y" ]; then
      git remote remove origin
      git remote add origin "$REMOTE_URL"
    else
      print "Keeping existing origin. Aborting."; exit 1
    fi
  else
    print "Remote 'origin' already set to $REMOTE_URL"
  fi
else
  git remote add origin "$REMOTE_URL"
  print "Added origin -> $REMOTE_URL"
fi

# Ensure branch exists locally
if git rev-parse --verify "$BRANCH" >/dev/null 2>&1; then
  git checkout "$BRANCH"
else
  git checkout -b "$BRANCH"
fi

# Push
print "Pushing to origin/$BRANCH..."
# Use upstream set on first push
git push -u origin "$BRANCH"
print "Push complete. If this was the first push, create the repo on remote or ensure you have permission and the repo exists." 

# End