/
dinerl_client.erl
66 lines (62 loc) · 1.79 KB
/
dinerl_client.erl
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-module(dinerl_client).
-export([api/5, api/6]).
%%
%% Item related operations
%%
-spec method_name(dinerl:method()) -> string().
method_name(batch_get_item) ->
"DynamoDB_20111205.BatchGetItem";
method_name(batch_write_item) ->
"DynamoDB_20120810.BatchWriteItem";
method_name(get_item) ->
"DynamoDB_20111205.GetItem";
method_name(put_item) ->
"DynamoDB_20111205.PutItem";
method_name(delete_item) ->
"DynamoDB_20111205.DeleteItem";
method_name(update_item) ->
"DynamoDB_20120810.UpdateItem";
%%
%% Table related operations
%%
method_name(create_table) ->
"DynamoDB_20111205.CreateTable";
method_name(list_tables) ->
"DynamoDB_20111205.ListTables";
method_name(describe_table) ->
"DynamoDB_20111205.DescribeTable";
method_name(update_table) ->
"DynamoDB_20111205.UpdateTable";
method_name(delete_table) ->
"DynamoDB_20111205.DeleteTable";
%%
%% query interface
%%
method_name(query_item_20120810) ->
"DynamoDB_20120810.Query";
method_name(query_item_20111205) ->
"DynamoDB_20111205.Query";
method_name(scan) ->
"DynamoDB_20111205.Scan".
-spec api(awsv4:credentials(),
dinerl:zone(),
dynamodb:aws_datetime(),
dinerl:method(),
any(),
undefined | integer()) ->
dinerl:result().
api(Credentials, Zone, ISODate, Name, Body, Timeout) ->
case dynamodb:call(Credentials,
Zone,
method_name(Name),
ISODate,
dmochijson2:encode(Body),
Timeout)
of
{ok, Response} ->
{ok, dmochijson2:decode(Response)};
{error, Code, Reason} ->
{error, Code, Reason}
end.
api(Credentials, Zone, ISODate, Name, Body) ->
api(Credentials, Zone, ISODate, Name, Body, undefined).