greenbase.provider

#!/bin/bash

# Determine CI provider and export as $provider
#  May be set via:
#   - `git config greenbase.provider <provider>` 
#   - `git greenbase -p <provider>`
#   (-p overrides the provider set in git config)
#

provider_exists() {
  [[ -e "${BASE_DIR}/ci-providers/$1" ]]
}

print_providers() {
  pushd ./ > /dev/null
  d="${BASE_DIR}/ci-providers"
  cd $d
  echo -e "\ngreenbase supports the following CI providers:"
  find "${d}" -maxdepth 1 -type f -not \( -name '*~' -or -name '*.tests' \) -printf " • %f\n" 
  echo -e "\nWant more providers?\nPull requests welcome at https://github.com/tygerbytes/git-greenbase\n"
  popd > /dev/null
} >&2

provider=none

if [[ ! -z $provider_override && $provider_override != 'none' ]]; then
  echo "CI provider: ${provider_override}"
  provider=$provider_override
else
  provider=$(get_config "provider") > /dev/null 2>&1
fi
export provider

if [[ -z $provider ]]; then
  cat >&2 <<END

  CI provider not set.
  Configure with:
  
    git config greenbase.provider <provider>

  Or:

    git greenbase -p <provider>

END
  exit 1
fi

if ! provider_exists $provider; then
  echo "Provider '${provider}' not supported." >&2
  print_providers
  exit 1
fi