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|
-module(load_state).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% TYPES %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-include("../../include/yaws_api.hrl").
-record
(
input,
{
player_id :: player:id(),
session_token :: binary(),
battle_id :: binary()
}
).
-record
(
query_state,
{
battle :: battle:struct()
}
).
-type input() :: #input{}.
-type query_state() :: #query_state{}.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% EXPORTS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-export([out/1]).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% LOCAL FUNCTIONS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-spec parse_input (binary()) -> input().
parse_input (Req) ->
JSONReqMap = jiffy:decode(Req, [return_maps]),
PlayerID = maps:get(<<"pid">>, JSONReqMap),
SessionToken = maps:get(<<"stk">>, JSONReqMap),
BattleID = maps:get(<<"bmi">>, JSONReqMap),
#input
{
player_id = PlayerID,
session_token = SessionToken,
battle_id = BattleID
}.
-spec fetch_data (input()) -> query_state().
fetch_data (Input) ->
PlayerID = Input#input.player_id,
BattleID = Input#input.battle_id,
Battle =
timed_cache:fetch
(
battle_db,
PlayerID,
BattleID
),
#query_state
{
battle = Battle
}.
-spec generate_reply(query_state(), input()) -> binary().
generate_reply (QueryState, Input) ->
PlayerID = Input#input.player_id,
Battle = QueryState#query_state.battle,
jiffy:encode
(
[
set_map:generate(battle:get_battlemap(Battle))
|
array:sparse_to_list
(
array:map
(
fun (IX, CharacterInstance) ->
add_char:generate(IX, CharacterInstance, PlayerID)
end,
battle:get_character_instances(Battle)
)
)
]
).
-spec handle (binary()) -> binary().
handle (Req) ->
Input = parse_input(Req),
security:assert_identity(Input#input.player_id, Input#input.session_token),
security:lock_queries(Input#input.player_id),
QueryState = fetch_data(Input),
security:unlock_queries(Input#input.player_id),
generate_reply(QueryState, Input).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% EXPORTED FUNCTIONS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
out(A) ->
{
content,
"application/json; charset=UTF-8",
handle(A#arg.clidata)
}.
|
