-module(admin_handler_users_tests).
-include_lib("eunit/include/eunit.hrl").
-include("records.hrl").

-define(TABLES, [admin, admin_audit, user, ticket]).
-define(ADMIN_ID, <<"adm_test_1">>).

setup() ->
  eh_test_support:start_mnesia(),
  eh_test_support:ensure_tables(?TABLES),
  eh_test_support:ensure_jwt(),
  eh_test_support:seed_admin(#{id => ?ADMIN_ID}),
  ok.

cleanup(_) ->
  eh_test_support:unload_cowboy(),
  eh_test_support:delete_tables(?TABLES),
  eh_test_support:stop_mnesia(),
  ok.

admin_users_test_() ->
  {foreach, fun setup/0, fun cleanup/1, [
    {"GET list – success", fun test_list/0},
    {"GET list – filter by status", fun test_list_filter/0},
    {"GET – unauthorized", fun test_unauthorized/0},
    {"POST – method not allowed", fun test_wrong_method/0}
  ]}.

seed_users() ->
  ok = mnesia:dirty_write(eh_test_support:make_user(#{
    id => <<"u1">>,
    email => <<"alice@test.local">>,
    nickname => <<"alice">>,
    status => active
  })),
  ok = mnesia:dirty_write(eh_test_support:make_user(#{
    id => <<"u2">>,
    email => <<"bob@test.local">>,
    nickname => <<"bob">>,
    status => frozen
  })),
  ok.

test_list() ->
  seed_users(),
  {Status, _, Body} = eh_test_support:call(admin_handler_users, #{
    method => <<"GET">>,
    path => <<"/v1/admin/users">>,
    auth => ?ADMIN_ID
  }),
  ?assertEqual(200, Status),
  Result = jsx:decode(Body, [return_maps]),
  ?assertEqual(2, length(Result)).

test_list_filter() ->
  seed_users(),
  {Status, _, Body} = eh_test_support:call(admin_handler_users, #{
    method => <<"GET">>,
    path => <<"/v1/admin/users">>,
    auth => ?ADMIN_ID,
    qs => [{<<"status">>, <<"active">>}]
  }),
  ?assertEqual(200, Status),
  Result = jsx:decode(Body, [return_maps]),
  ?assertEqual(1, length(Result)),
  [Only] = Result,
  ?assertEqual(<<"alice@test.local">>, maps:get(<<"email">>, Only)).

test_unauthorized() ->
  {Status, _, _} = eh_test_support:call(admin_handler_users, #{
    method => <<"GET">>,
    path => <<"/v1/admin/users">>,
    auth => none
  }),
  ?assertEqual(401, Status).

test_wrong_method() ->
  {Status, _, _} = eh_test_support:call(admin_handler_users, #{
    method => <<"POST">>,
    path => <<"/v1/admin/users">>,
    auth => ?ADMIN_ID
  }),
  ?assertEqual(405, Status).