#!/bin/sh
# ARCH_ARCHIVE: always
#   represents the archive on which the action is being performed
# 
# ARCH_LOCATION: make-archive
#   gives the location of the archive being prepared by tla
# 
# ARCH_REVISION: import, tag, commit
#   gives the exact revision being (import|tagg|commit)ed
# 
# ARCH_CATEGORY: make-category
#   gives the category being prepared (format: category)
# 
# ARCH_BRANCH: make-branch
#   gives the branch being prepared (format: category--branch)
# 
# ARCH_VERSION: make-version
#   gives the version being prepared (format: category--branch--version)
# 
# ARCH_TREE_ROOT: commit, import
#   gives the location of the working tree from which tla is performing
#   the action
# 
# ARCH_TAGGED_ARCHIVE: tag
#   gives the archive of the revision from which tla will create the tag
# 
# ARCH_TAGGED_REVISION
#   gives the revision from which tla will create the tagged version

ARCH_ACTION="$1"

doPrepLog() {
  tla cat-archive-log "${ARCH_ARCHIVE}/${ARCH_REVISION}"
}

doMirror() {
  tla push-mirror "${ARCH_ARCHIVE}" "`tla parse-package-name --package-version $ARCH_REVISION`"
}

doSendMail() {
  local recipients="${1}"

  mutt -s "arch ${ARCH_ACTION}: ${ARCH_REVISION}" -i "${logfile}" -e 'unset signature' ${recipients}
}

case "${ARCH_ACTION}" in
  commit | import)
    ARCH_CATEGORY="`tla parse-package-name --category $ARCH_REVISION`"
    ARCH_BRANCH="`tla parse-package-name --branch $ARCH_REVISION`"
    logfile="`tempfile`"
    doPrepLog > "${logfile}"
    case "${ARCH_ARCHIVE}" in
      address@hidden)
        if [ "${ARCH_CATEGORY}" != "test" ] ; then
	  doMirror
        fi
        doSendMail sascha-arch-commit-"${ARCH_CATEGORY}"@silbe.org
        ;;
      address@hidden)
        doSendMail address@hidden
        doMirror
        ;;
    esac
    rm "${logfile}"
    ;;
esac