#!/usr/bin/env bash
#
# Package the (already built) agentpr, watchpr, agentws and agentvault binaries into an RPM
# with nfpm, bundling generated bash/zsh/fish shell completions.
# Usage: scripts/build-rpm.sh [version]   (version defaults to $CI_COMMIT_TAG)
#
set -euo pipefail

ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
cd "${ROOT_DIR}"

VERSION="${1:-${CI_COMMIT_TAG:-0.0.0-dev}}"
VERSION="${VERSION#v}" # strip a leading v
PACKAGE="agent-tools"
BINARIES=(agentpr watchpr agentws agentvault)
DIST="dist"

for b in "${BINARIES[@]}"; do
  if [ ! -f "${DIST}/${b}" ]; then
    echo "ERROR: ${DIST}/${b} not found; run 'make build' first" >&2
    exit 1
  fi
done

# Generate shell completions from the freshly built binaries so they always
# match the shipped flags/subcommands.
COMP_DIR="${DIST}/completions"
mkdir -p "${COMP_DIR}"
for b in "${BINARIES[@]}"; do
  "./${DIST}/${b}" completion bash >"${COMP_DIR}/${b}.bash"
  "./${DIST}/${b}" completion zsh >"${COMP_DIR}/_${b}"
  "./${DIST}/${b}" completion fish >"${COMP_DIR}/${b}.fish"
done

export PACKAGE_NAME="${PACKAGE}"
export PACKAGE_VERSION="${VERSION}"
export PACKAGE_RELEASE="1"
export PACKAGE_ARCH="amd64"
export PACKAGE_PLATFORM="linux"
export PACKAGE_DESCRIPTION="CLI tools for automation as the unkin-agent user: agentpr (create PRs/comments), watchpr (poll PRs and alert on meaningful change), agentws (manage per-branch git worktrees) and agentvault (deterministic Vault flows)"
export PACKAGE_MAINTAINER="Ben Vincent <ben@unkin.net>"
export PACKAGE_HOMEPAGE="https://git.unkin.net/unkin/agent-tools"
export PACKAGE_LICENSE="MIT"

envsubst <packaging/nfpm.yaml >"${DIST}/nfpm.yaml"
nfpm pkg --config "${DIST}/nfpm.yaml" --target "${DIST}" --packager rpm

echo "Built:"
ls -1 "${DIST}"/*.rpm