branchout-project

#!/bin/bash

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

function projectList() {
  if test $# -eq 0; then
    sort -u "${PROJECTION_DIRECTORY}/${BRANCHOUT_PROJECTS}"
  else
    grep -e "^${1}" -e "^${BRANCHOUT_PREFIX}-${1}" "${PROJECTION_DIRECTORY}/${BRANCHOUT_PROJECTS}" | sort -u
  fi
}

function projectListWithGroups() {
  sort -u <(cat "${PROJECTION_DIRECTORY}/${BRANCHOUT_PROJECTS}") <(branchout_project groups)
}

function projectContextStatus() {
   if test -d "${PROJECTION_DIRECTORY}/${projectContext}"; then
     cd "${PROJECTION_DIRECTORY}/${projectContext}" || usage_branchout_project "Failed to enter project directory"

     if projectBranch=$(git rev-parse --abbrev-ref HEAD 2>/dev/null); then
       if test "${projectBranch}" = "master"; then
         echo -e "\\033[0m${2}${projectContext}\\033[70D\\033[70C${projectBranch}\\033[0m"
       elif test "${projectBranch}" = "HEAD"; then
         echo -e "\\033[0m${2}${projectContext}\\033[70D\\033[70C\\033[38;5;202m<rebase>\\033[0m"
       else
         echo -e "\\033[0m${2}${projectContext}\\033[70D\\033[70C\\033[32m${projectBranch}\\033[0m"
       fi
     else
       echo -e "\\033[0m${2}${projectContext}\\033[70D\\033[70C\\033[38;5;202m<empty>\\033[0m"
     fi
   else
     echo -e "\\033[0m${2}${projectContext}\\033[70D\\033[70C\\033[35mNot cloned\\033[0m"
   fi
}

function projectUpdateError() {
  if projectBranch=$(git rev-parse --abbrev-ref HEAD 2>/dev/null); then
    if test "${projectBranch}" = "HEAD"; then
      echo -e "\\033[0m${2}${projectGroup}/${1}\\033[70D\\033[70C\\033[38;5;202m<rebase>\\033[0m"
    else
      echo -e "\\033[0m${2}\\033[31m${projectGroup}/${1}\\033[0m \\033[70D\\033[70C\\033[1m $( git pull --ff-only origin 2>&1| head -n1)\\033[0m"
    fi
  else
    echo -e "\\033[0m${2}${projectGroup}/${1}\\033[70D\\033[70C\\033[38;5;202m<empty>\\033[0m"
  fi
}

function projectUpdate() {
  cd "${PROJECTION_DIRECTORY}/${projectContext}" || usage "Failed to enter project directory"
  if git pull --ff-only origin > /dev/null 2>&1; then
    projectContextStatus "${projectName}" "Pulled  "
  else
    projectUpdateError "${projectName}" "Failed  "
  fi
}

function projectClone() {
  test -d "$(dirname "${PROJECTION_DIRECTORY}/${projectContext}")" || "${BRANCHOUT_PATH}/branchout-group" pull "${projectGroup}"
  cd "$(dirname "${PROJECTION_DIRECTORY}/${projectContext}")" || usage "Project group ${projectGroup} directory not found"
  echo -e "\\033[0mCloning \\033[92m${projectContext}\\033[0m"
  if git clone "${BRANCHOUT_GIT_BASEURL}/${gitProject}" >/dev/null 2>&1; then
    projectContextStatus "${projectName}" "Pulled  "
  else
    echo -e "\\033[0mCloning failed: \\033[31m${projectContext}\\033[0m  \\033[70D\\033[70C\\033[1m $(git clone "${BRANCHOUT_GIT_BASEURL}/${gitProject}" 2>&1 | grep fatal | head -n1)\\033[0m"
  fi
}

function projectContext() {
  projectName=$("${BRANCHOUT_PATH}/branchout-group" deriveProject "${1}")
  projectGroup=$("${BRANCHOUT_PATH}/branchout-group" derive "${1}")

  if test "${BRANCHOUT_NAME}" = "${projectGroup}"; then
    projectContext="${projectName}"
  else
    projectContext="${projectGroup}/${projectName}"
  fi
}

function projectStatus() {
   projectContext  "${1}"
   projectContextStatus "${1}" "${2}"
}

function projectPull() {
  projectContext "${1}"

  gitProject="${1}"
  if test -d "${PROJECTION_DIRECTORY}/${projectContext}/.git"; then
    projectUpdate
  else
    projectClone
  fi
}

function usage() {
  test -n "${1}" && echo "${1}" && echo
  echo "branchout-project list|status|pull [project]

  status project-name

      Return the status of the given project, Not cloned, branch, rebasing

  pull project-name

      Attempt to pull the project, show the branch or error

  list [prefix]

      List all the projects with the given prefix

  "

  exit 1
}

function main() {
  test $# -gt 0 || usage

  BRANCHOUT_PATH="$(dirname "$0")"

  # shellcheck source=branchout-configuration
  . "${BRANCHOUT_PATH}/branchout-configuration"
  # shellcheck source=branchout-environment
  . "${BRANCHOUT_PATH}/branchout-environment"


  case "${1}" in
    list)
      if test "${2}" = "--grouped"; then
        projectListWithGroups
      else
        projectList "${2}"
      fi
      ;;
    status)
      test -n "${2}" || usage "Must provide project"
      projectStatus "${2}"
      ;;
    pull)
      test -n "${2}" || usage "Must provide project"
      projectPull "${2}"
      ;;
    *)
      usage
  esac
}

main "${@}"