% Licensed under the Apache License, Version 2.0 (the "License"); you may not
% use this file except in compliance with the License. You may obtain a copy of
% the License at
%
%   http://www.apache.org/licenses/LICENSE-2.0
%
% Unless required by applicable law or agreed to in writing, software
% distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
% WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
% License for the specific language governing permissions and limitations under
% the License.

-module(eunit_plugin).


-export([setup_eunit/2]).


setup_eunit(Config, AppFile) ->
    case is_base_dir(Config) of
        false -> ok;
        true -> build_eunit_config(Config, AppFile)
    end.


%% from https://github.com/ChicagoBoss/ChicagoBoss/blob/master/skel/priv/rebar/boss_plugin.erl
is_base_dir(RebarConf) ->
    filename:absname(rebar_utils:get_cwd()) =:= rebar_config:get_xconf(RebarConf, base_dir, undefined).


build_eunit_config(Config0, AppFile) ->
    Cwd = filename:absname(rebar_utils:get_cwd()),
    DataDir = Cwd ++ "/tmp/data",
    ViewIndexDir = Cwd ++ "/tmp/data",
    Config1 = rebar_config:set_global(Config0, template, "setup_eunit"),
    Config2 = rebar_config:set_global(Config1, prefix, Cwd),
    Config3 = rebar_config:set_global(Config2, data_dir, DataDir),
    Config = rebar_config:set_global(Config3, view_index_dir, ViewIndexDir),
    rebar_templater:create(Config, AppFile).