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|
-module(load_state).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% TYPES %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-include("../../include/yaws_api.hrl").
-record
(
input,
{
player_id,
session_token,
battlemap_instance_id
}
).
-record
(
query_state,
{
battlemap_instance
}
).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% EXPORTS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-export([out/1]).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% LOCAL FUNCTIONS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
parse_input (Req) ->
JSONReqMap = jiffy:decode(Req, [return_maps]),
PlayerID = maps:get(<<"pid">>, JSONReqMap),
SessionToken = maps:get(<<"stk">>, JSONReqMap),
BattlemapInstanceID = maps:get(<<"bmi">>, JSONReqMap),
#input
{
player_id = PlayerID,
session_token = SessionToken,
battlemap_instance_id = BattlemapInstanceID
}.
fetch_data (Input) ->
PlayerID = Input#input.player_id,
BattlemapInstanceID = Input#input.battlemap_instance_id,
BattlemapInstance =
timed_cache:fetch
(
battlemap_instance_db,
PlayerID,
BattlemapInstanceID
),
#query_state
{
battlemap_instance = BattlemapInstance
}.
generate_reply (QueryState) ->
BattlemapInstance = QueryState#query_state.battlemap_instance,
jiffy:encode
(
[
set_map:generate(battlemap_instance:get_battlemap(BattlemapInstance))
|
array:sparse_to_list
(
array:map
(
fun add_char:generate/2,
battlemap_instance:get_character_instances(BattlemapInstance)
)
)
]
).
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).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% EXPORTED FUNCTIONS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
out(A) ->
{
content,
"application/json; charset=UTF-8",
handle(A#arg.clidata)
}.
|
