#!/bin/sh
# Extract version info from git tags
# Outputs two lines:
#   Line 1: Version name (e.g., 1.2.3, 1.2.3-rc.1, or 1.2.3-dev-abc1234)
#   Line 2: Version code (total commit count, monotonically increasing integer)
#
# Usage: sh scripts/version.sh
#   VERSION_NAME=$(sh scripts/version.sh | head -1)
#   VERSION_CODE=$(sh scripts/version.sh | tail -1)

set -e

# Ensure tags are available (handles shallow clones in CI)
git fetch --tags --quiet 2>/dev/null || true

# Get the short SHA of the current commit
SHORT_SHA=$(git rev-parse --short HEAD)

# Try to get a version tag on the current commit (release or pre-release)
CURRENT_TAG=$(git tag --points-at HEAD 2>/dev/null | grep -E '^v[0-9]+\.[0-9]+\.[0-9]+(-rc\.[0-9]+)?$' | head -1 || true)

if [ -n "$CURRENT_TAG" ]; then
  # Current commit is tagged — use the tag directly
  VERSION_NAME=$(echo "$CURRENT_TAG" | sed 's/^v//')
else
  # Find the latest version tag in history
  LATEST_TAG=$(git describe --tags --match 'v[0-9]*.[0-9]*.[0-9]*' --abbrev=0 2>/dev/null || true)

  if [ -n "$LATEST_TAG" ]; then
    BASE_VERSION=$(echo "$LATEST_TAG" | sed 's/^v//')
  else
    BASE_VERSION="0.0.0"
  fi

  VERSION_NAME="${BASE_VERSION}-dev-${SHORT_SHA}"
fi

# Version code: total number of commits (monotonically increasing)
VERSION_CODE=$(git rev-list --count HEAD)

echo "$VERSION_NAME"
echo "$VERSION_CODE"