client: lib_docker: add 'type' arg to version

- Add `version` types (client | container | short | all)
- Related refactoring

client/src/docker/lib/internal/lib_docker.bash

@@ -563,31 +563,96 @@ function lib_docker::__edit()
   $EDITOR "${_paths[@]}"
 }
 
+function lib_docker::__parse_args_version()
+{
+  [ -z "$global_usage" ] && lib_utils::die_fatal
+  [ -z "$global_arg_delim_1" ] && lib_utils::die_fatal
+  [ -z "$global_arg_delim_2" ] && lib_utils::die_fatal
+  [ -z "$global_arg_delim_3" ] && lib_utils::die_fatal
+
+  local -r _usage="
+\e[32mDescription:\e[0m
+
+  Print version information
+
+\e[32mUsage:\e[0m
+
+  $ $global_usage type${global_arg_delim_2}<type>
+
+\e[32mArguments:\e[0m
+
+  Version type:
+
+    type${global_arg_delim_2}<client|container|short|all>
+
+\e[32mExamples:\e[0m
+
+  \e[37;2m# Print docker-finance client dependency versions\e[0m
+  $ $global_usage type${global_arg_delim_2}client
+
+  \e[37;2m# Print docker-finance container dependency versions\e[0m
+  $ $global_usage type${global_arg_delim_2}container
+
+  \e[37;2m# Print only docker-finance version\e[0m
+  $ $global_usage type${global_arg_delim_2}short
+
+  \e[37;2m# Print both docker-finance and client dependency versions\e[0m
+  $ $global_usage type${global_arg_delim_2}client${global_arg_delim_3}short
+
+  \e[37;2m# Print docker-finance version and all client/container dependency versions\e[0m
+  $ $global_usage type${global_arg_delim_2}all
+"
+
+  [ $# -eq 0 ] && lib_utils::die_usage "$_usage"
+
+  for _arg in "$@"; do
+    [[ ! "$_arg" =~ ^type[s]?${global_arg_delim_2} ]] \
+      && lib_utils::die_usage "$_usage"
+  done
+
+  # Parse key for value
+  for _arg in "$@"; do
+
+    local _key="${_arg%${global_arg_delim_2}*}"
+    local _len="$((${#_key} + 1))"
+
+    if [[ "$_key" =~ ^type[s]?$ ]]; then
+      local _arg_type="${_arg:${_len}}"
+      [ -z "$_arg_type" ] && lib_utils::die_usage "$_usage"
+    fi
+  done
+
+  IFS="$global_arg_delim_3"
+
+  # Arg: type
+  read -ra _read <<<"$_arg_type"
+  for _arg in "${_read[@]}"; do
+    if [[ ! "$_arg" =~ ^client$|^container$|^short$|^all$ ]]; then
+      lib_utils::die_usage "$_usage"
+    fi
+  done
+
+  if [[ "${_read[*]}" =~ all ]]; then # Note: not anchored
+    declare -gr global_arg_type=("client" "container" "short")
+  else
+    declare -gr global_arg_type=("${_read[@]}")
+  fi
+}
+
 function lib_docker::__version()
 {
+  lib_docker::__parse_args_version "$@"
+
   [ -z "${DOCKER_FINANCE_VERSION}" ] && lib_utils::die_fatal
   [ -z "${DOCKER_FINANCE_CLIENT_REPO}" ] && lib_utils::die_fatal
 
-  #
-  # `docker-finance` version
-  #
+  [ -z "${global_arg_type[*]}" ] && lib_utils::die_fatal
 
-  local _hash
-  if pushd "$DOCKER_FINANCE_CLIENT_REPO" 1>/dev/null; then
-    _hash="$(git log --pretty='format:%h' -n 1)"
-    popd 1>/dev/null || lib_utils::die_fatal
-  else
-    lib_utils::die_fatal
-  fi
+  for _type in "${global_arg_type[@]}"; do
 
-  echo
-  echo -e "docker-finance v${DOCKER_FINANCE_VERSION} | commit: $_hash"
-  echo -e "───────────────────────────────────────"
-
-  #
-  # Client dependencies
-  #
+    case "$_type" in
 
+      client)
         echo
         echo "client.system:"
 
@@ -603,19 +668,17 @@ function lib_docker::__version()
           | while read _line; do
             echo -e \\t"${_line}"
           done
+        ;;
 
-  #
-  # Container dependencies
-  #
-
+      container)
         [ -z "$global_platform" ] && lib_utils::die_fatal
 
         # Feed dependency manifest (client is not bind-mounted for security reasons)
         local _manifest
         _manifest="$(<${DOCKER_FINANCE_CLIENT_REPO}/client/docker-finance.yaml)"
 
-  case "$global_platform" in
         # NOTE: uses variable "callback"
+        case "$global_platform" in
           archlinux)
             _platform="$global_platform"
             _image="finance"
@@ -649,8 +712,26 @@ function lib_docker::__version()
                   done
               done
           echo"
+        ;;
 
-  return $?
+      short)
+        local _hash
+        if pushd "$DOCKER_FINANCE_CLIENT_REPO" 1>/dev/null; then
+          _hash="$(git log --pretty='format:%h' -n 1)"
+          popd 1>/dev/null || lib_utils::die_fatal
+        else
+          lib_utils::die_fatal
+        fi
+
+        echo
+        echo -e "docker-finance v${DOCKER_FINANCE_VERSION} | commit: $_hash"
+        ;;
+
+      *)
+        lib_utils::die_fatal "unsupported type"
+        ;;
+    esac
+  done
 }
 
 # vim: sw=2 sts=2 si ai et