%%%-------------------------------------------------------------------
%%% @author Evgeniy Khramtsov <ekhramtsov@process-one.net>
%%% @copyright (C) 2013, Evgeniy Khramtsov
%%% @doc
%%%
%%% @end
%%% Created :  1 May 2013 by Evgeniy Khramtsov <ekhramtsov@process-one.net>
%%%-------------------------------------------------------------------

{require_min_otp_vsn, "16"}.

Cfg = case file:consult("vars.config") of
          {ok, Terms} ->
              Terms;
          _Err ->
              []
      end,

Macros = lists:flatmap(
           fun({roster_gateway_workaround, true}) ->
                   [{d, 'ROSTER_GATEWAY_WORKAROUND'}];
              ({transient_supervisors, false}) ->
                   [{d, 'NO_TRANSIENT_SUPERVISORS'}];
              ({nif, true}) ->
                   [{d, 'NIF'}];
              ({db_type, mssql}) ->
                   [{d, 'mssql'}];
              ({lager, true}) ->
                   [{d, 'LAGER'}];
              ({erlang_deprecated_types, true}) ->
                   [{d, 'ERL_DEPRECATED_TYPES'}];
              (_) ->
                   []
           end, Cfg),

DebugInfo = case lists:keysearch(debug, 1, Cfg) of
                {value, {debug, true}} ->
                    [];
                _ ->
                    [no_debug_info]
            end,

HiPE = case lists:keysearch(hipe, 1, Cfg) of
           {value, {hipe, true}} ->
               [native];
           _ ->
               []
       end,

SrcDirs = lists:foldl(
            fun({tools, true}, Acc) ->
                    [tools|Acc];
               (_, Acc) ->
                    Acc
            end, [], Cfg),

Deps = [{p1_cache_tab, ".*", {git, "https://github.com/processone/cache_tab"}},
        {p1_tls, ".*", {git, "https://github.com/processone/tls"}},
        {p1_stringprep, ".*", {git, "https://github.com/processone/stringprep"}},
        {p1_xml, ".*", {git, "https://github.com/processone/xml"}},
        {esip, ".*", {git, "https://github.com/processone/p1_sip"}},
        {p1_stun, ".*", {git, "https://github.com/processone/stun"}},
        {p1_yaml, ".*", {git, "https://github.com/processone/p1_yaml"}},
        {p1_utils, ".*", {git, "https://github.com/processone/p1_utils"}}],

ConfigureCmd = fun(Pkg, Flags) ->
                       {'get-deps',
                        "sh -c 'cd deps/" ++ Pkg ++
                            " && ./configure" ++ Flags ++ "'"}
               end,

XMLFlags = lists:foldl(
             fun({nif, true}, Acc) ->
                     Acc ++ " --enable-nif";
                ({full_xml, true}, Acc) ->
                     Acc ++ " --enable-full-xml";
                (_, Acc) ->
                     Acc
             end, "", Cfg),

PostHooks = [ConfigureCmd("p1_tls", ""),
             ConfigureCmd("p1_stringprep", ""),
             ConfigureCmd("p1_yaml", ""),
	     ConfigureCmd("esip", ""),
             ConfigureCmd("p1_xml", XMLFlags)],

CfgDeps = lists:flatmap(
            fun({mysql, true}) ->
                    [{p1_mysql, ".*", {git, "https://github.com/processone/mysql"}}];
               ({pgsql, true}) ->
                    [{p1_pgsql, ".*", {git, "https://github.com/processone/pgsql"}}];
               ({sqlite, true}) ->
                    [{sqlite3, ".*", {git, "https://github.com/alexeyr/erlang-sqlite3"}}];
               ({pam, true}) ->
                    [{p1_pam, ".*", {git, "https://github.com/processone/epam"}}];
               ({zlib, true}) ->
                    [{p1_zlib, ".*", {git, "https://github.com/processone/zlib"}}];
               ({riak, true}) ->
                    [{riakc, ".*", {git, "https://github.com/basho/riak-erlang-client", {tag, "1.4.2"}}}];
               ({elixir, true}) ->
                    [{rebar_elixir_plugin, ".*", {git, "https://github.com/yrashk/rebar_elixir_plugin"}},
                     {elixir, ".*", {git, "https://github.com/elixir-lang/elixir", {branch, "v1.0"}}}];
               ({iconv, true}) ->
                    [{p1_iconv, ".*", {git, "https://github.com/processone/eiconv"}}];
               ({lager, true}) ->
                    [{lager, ".*", {git, "https://github.com/basho/lager"}}];
               ({lager, false}) ->
                    [{p1_logger, ".*", {git, "https://github.com/processone/p1_logger"}}];
               ({tools, true}) ->
                    [{meck, "0.*", {git, "https://github.com/eproxus/meck"}}];
               ({redis, true}) ->
                    [{eredis, ".*", {git, "https://github.com/wooga/eredis"}}];
               (_) ->
                    []
            end, Cfg),

CfgPostHooks = lists:flatmap(
                 fun({pam, true}) ->
                         [ConfigureCmd("p1_pam", "")];
                    ({zlib, true}) ->
                         [ConfigureCmd("p1_zlib", "")];
                    ({iconv, true}) ->
                         [ConfigureCmd("p1_iconv", "")];
                    (_) ->
                         []
                 end, Cfg),

CfgXrefs = lists:flatmap(
	     fun({mysql, false}) ->
		     ["(\".*mysql.*\":_/_)"];
		({pgsql, false}) ->
		     ["(\".*pgsql.*\":_/_)"];
		({pam, false}) ->
		     ["(\"epam\":_/_)"];
		({riak, false}) ->
		     ["(\"riak.*\":_/_)"];
		({riak, true}) ->
		     % used in map-reduce function called from riak vm
		     ["(\"riak_object\":_/_)"];
		({zlib, false}) ->
		     ["(\"ezlib\":_/_)"];
		({http, false}) ->
		     ["(\"lhttpc\":_/_)"];
		({iconv, false}) ->
		     ["(\"iconv\":_/_)"];
		({odbc, false}) ->
		     ["(\"odbc\":_/_)"];
		(_) ->
		     []
            end, Cfg),

ElixirConfig = case lists:keysearch(elixir, 1, Cfg) of
                   {value, {elixir, true}} ->
                       [{plugins, [rebar_elixir_compiler, rebar_exunit] },
                        {lib_dirs, ["deps/elixir/lib"]}];
                   _ ->
                       []
               end,

{ok, Cwd} = file:get_cwd(),

TestConfigFile = filename:join([Cwd, "test", "config.ctc"]),
TestConfig = case file:read_file_info(TestConfigFile) of
                 {ok, _} ->
                     "-userconfig ct_config_plain " ++ TestConfigFile ++ " ";
                 _ ->
                     ""
             end,

AllDeps0 = Deps ++ CfgDeps,
AllDeps = case lists:keytake(lager, 1, AllDeps0) of
		{value, Tuple, Rest} -> [Tuple|Rest];
		false -> AllDeps0
	  end,

Config = [{erl_opts, Macros ++ HiPE ++ DebugInfo ++
               [{src_dirs, [asn1, src | SrcDirs]}]},
          {sub_dirs, ["rel"]},
          {keep_build_info, true},
          {ct_extra_params, "-ct_hooks cth_surefire "
           ++ TestConfig
           ++ "-include " ++ filename:join([Cwd, "tools"])},
	  {xref_warnings, false},
          {xref_checks, []},
	  {xref_queries,
	   [{"(XC - UC) || (XU - X - B - "
	     ++ string:join(CfgXrefs, " - ") ++ ")", []}]},
          {post_hooks, PostHooks ++ CfgPostHooks},
          {deps, AllDeps}] ++ ElixirConfig,
%%io:format("ejabberd configuration:~n  ~p~n", [Config]),
Config.

%% Local Variables:
%% mode: erlang
%% End:
%% vim: set filetype=erlang tabstop=8: