branchout-environment

#!/bin/bash

test -n "${DEBUG}" && set -x
set -e

# Check if the give directory contains the branchout files
function branchoutFiles() {
  if test -f "${1}/Branchoutfile"; then
    BRANCHOUT_FILE=Branchoutfile
    BRANCHOUT_PROJECTS=Branchoutprojects
    return 0
  fi

  if test -f "${1}/.branchout"; then
    BRANCHOUT_FILE=.branchout
    BRANCHOUT_PROJECTS=.projects
    return 0
  fi

  return 1
}

function branchoutDirectory() {
  PROJECTION_DIRECTORY="${PWD}"
  while test "${PROJECTION_DIRECTORY}" != '/'; do
    if branchoutFiles "${PROJECTION_DIRECTORY}"; then
      return 0
    fi
    PROJECTION_DIRECTORY=$(dirname "${PROJECTION_DIRECTORY}")
  done
  fail "Branchoutfile configuration not found in parent hierarchy, perhaps you need to be in a project directory $(ls -d "${HOME}/${BRANCHOUT_PROJECTS_DIRECTORY}" )"
}

function fail() {
  test -n "${1}" && echo "${1}" && echo
  exit 1
}


test -n "${BRANCHOUT_LOADED}" && return 0

branchoutDirectory

export PROJECTION_DIRECTORY
export BRANCHOUT_PROJECTS
export BRANCHOUT_FILE

# shellcheck source=examples/Branchoutfile
source "${PROJECTION_DIRECTORY}/${BRANCHOUT_FILE}"

test -z "${BRANCHOUT_NAME}" && fail "Branchout name not defined in ${BRANCHOUT_FILE}, run branchout init"
export BRANCHOUT_NAME
BRANCHOUT_STATE="${HOME}/branchout/${BRANCHOUT_NAME}"
export BRANCHOUT_STATE

test ! -d "${BRANCHOUT_STATE}" && usage "Branchout home '${BRANCHOUT_STATE}' does not exist, run branchout init"
test -f "${PROJECTION_DIRECTORY}/${BRANCHOUT_PROJECTS}" || usage "${BRANCHOUT_PROJECTS} file missing, try branchout add [repository]"

# shellcheck source=examples/branchoutrc
test -f "${BRANCHOUT_STATE}/branchoutrc" && source "${BRANCHOUT_STATE}/branchoutrc"

BRANCHOUT_GIT_BASEURL="$(git --git-dir "${PROJECTION_DIRECTORY}/.git" remote get-url origin 2>/dev/null | sed -e 's,/[^/]*$,,')"
test -z "${BRANCHOUT_GIT_BASEURL}" && fail "The projection directory is not a git repository, run branchout init."
export BRANCHOUT_GIT_BASEURL
export BRANCHOUT_PREFIX


export BRANCHOUT_MAVEN_REPOSITORY
export BRANCHOUT_DOCKER_REGISTRY

export BRANCHOUT_LOADED="true"