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

-define(TABLES, [admin, admin_audit, subscription, 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_subscriptions_by_id_test_() ->
  {foreach, fun setup/0, fun cleanup/1, [
    {"GET – success", {timeout, 60, fun test_get/0}},
    {"GET – not found", {timeout, 60, fun test_get_not_found/0}},
    {"PUT – update status", {timeout, 60, fun test_update/0}},
    {"PUT – not found", {timeout, 60, fun test_update_not_found/0}},
    {"DELETE – success", {timeout, 60, fun test_delete/0}},
    {"DELETE – not found", {timeout, 60, fun test_delete_not_found/0}},
    {"GET – unauthorized", {timeout, 60, fun test_unauthorized/0}},
    {"PATCH – method not allowed", {timeout, 60, fun test_wrong_method/0}}
  ]}.

seed_sub() ->
  {ok, Sub} = core_subscription:create(<<"u1">>, monthly, true),
  Sub.

test_get() ->
  Sub = seed_sub(),
  Id = Sub#subscription.id,
  {Status, _, Body} = eh_test_support:call(admin_handler_subscriptions_by_id, #{
    method => <<"GET">>,
    path => <<"/v1/admin/subscriptions/", Id/binary>>,
    bindings => #{id => Id},
    auth => ?ADMIN_ID
  }),
  ?assertEqual(200, Status),
  Result = jsx:decode(Body, [return_maps]),
  ?assertEqual(Id, maps:get(<<"id">>, Result)),
  ?assertEqual(<<"monthly">>, maps:get(<<"plan">>, Result)).

test_get_not_found() ->
  {Status, _, _} = eh_test_support:call(admin_handler_subscriptions_by_id, #{
    method => <<"GET">>,
    path => <<"/v1/admin/subscriptions/missing">>,
    bindings => #{id => <<"missing">>},
    auth => ?ADMIN_ID
  }),
  ?assertEqual(404, Status).

test_update() ->
  Sub = seed_sub(),
  Id = Sub#subscription.id,
  {Status, _, Body} = eh_test_support:call(admin_handler_subscriptions_by_id, #{
    method => <<"PUT">>,
    path => <<"/v1/admin/subscriptions/", Id/binary>>,
    bindings => #{id => Id},
    auth => ?ADMIN_ID,
    body => jsx:encode(#{<<"status">> => <<"cancelled">>})
  }),
  ?assertEqual(200, Status),
  Result = jsx:decode(Body, [return_maps]),
  ?assertEqual(<<"cancelled">>, maps:get(<<"status">>, Result)),
  Audits = core_admin_audit:list(),
  ?assert(length(Audits) >= 1).

test_update_not_found() ->
  {Status, _, _} = eh_test_support:call(admin_handler_subscriptions_by_id, #{
    method => <<"PUT">>,
    path => <<"/v1/admin/subscriptions/missing">>,
    bindings => #{id => <<"missing">>},
    auth => ?ADMIN_ID,
    body => jsx:encode(#{<<"status">> => <<"cancelled">>})
  }),
  ?assertEqual(404, Status).

test_delete() ->
  Sub = seed_sub(),
  Id = Sub#subscription.id,
  {Status, _, Body} = eh_test_support:call(admin_handler_subscriptions_by_id, #{
    method => <<"DELETE">>,
    path => <<"/v1/admin/subscriptions/", Id/binary>>,
    bindings => #{id => Id},
    auth => ?ADMIN_ID
  }),
  ?assertEqual(200, Status),
  #{<<"status">> := <<"deleted">>} = jsx:decode(Body, [return_maps]),
  ?assertEqual({error, not_found}, core_subscription:get_by_id(Id)).

test_delete_not_found() ->
  {Status, _, _} = eh_test_support:call(admin_handler_subscriptions_by_id, #{
    method => <<"DELETE">>,
    path => <<"/v1/admin/subscriptions/missing">>,
    bindings => #{id => <<"missing">>},
    auth => ?ADMIN_ID
  }),
  ?assertEqual(404, Status).

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

test_wrong_method() ->
  {Status, _, _} = eh_test_support:call(admin_handler_subscriptions_by_id, #{
    method => <<"PATCH">>,
    path => <<"/v1/admin/subscriptions/x">>,
    bindings => #{id => <<"x">>},
    auth => ?ADMIN_ID
  }),
  ?assertEqual(405, Status).