#!/usr/bin/env miaou-bash

# Constants
GIT_URL=git@git.artcode.re:miaou/miaou-bash.git

# Functions

function assert_normal_user {
  [[ "$UID" -eq 0 ]] && echo 'normal user expected' && return 1
  true
}

function assert_credentials {
  local base_url
  base_url=$(echo "$GIT_URL" | cut -d: -f1)
  if ! ssh -T "${base_url}"; then
    echo "credentials missing: $base_url"
    return 2
  fi
}

function dev_mode {
  git clone "$GIT_URL"
  sudo rm "$MIAOU_BASH_DIR" -rf
  sudo ln -s "$target" "$MIAOU_BASH_DIR"
  sudo -E "$MIAOU_BASH_DIR"/lib/initiate.bash
}

function assert_reachable_target {
  sudo -u nobody -g sudo test -x "$(dirname "$target")"
}

# Main

source "$MIAOU_BASH_DIR"/lib/functions.bash
assert_normal_user
assert_system_mode
assert_credentials
name=$(echo "$GIT_URL" | cut -d/ -f2)
name="${name%.git}"
target="$PWD/$name"
_confirm_destructive "target directory will be: ${target}"
assert_reachable_target
dev_mode