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src/aws_savingsplans.erl
%% WARNING: DO NOT EDIT, AUTO-GENERATED CODE!
%% See https://github.com/aws-beam/aws-codegen for more details.
%% @doc Savings Plans are a pricing model that offer significant savings on
%% AWS usage (for example, on Amazon EC2 instances).
%%
%% You commit to a consistent amount of usage, in USD per hour, for a term of
%% 1 or 3 years, and receive a lower price for that usage. For more
%% information, see the AWS Savings Plans User Guide.
-module(aws_savingsplans).
-export([create_savings_plan/2,
create_savings_plan/3,
delete_queued_savings_plan/2,
delete_queued_savings_plan/3,
describe_savings_plan_rates/2,
describe_savings_plan_rates/3,
describe_savings_plans/2,
describe_savings_plans/3,
describe_savings_plans_offering_rates/2,
describe_savings_plans_offering_rates/3,
describe_savings_plans_offerings/2,
describe_savings_plans_offerings/3,
list_tags_for_resource/2,
list_tags_for_resource/3,
tag_resource/2,
tag_resource/3,
untag_resource/2,
untag_resource/3]).
-include_lib("hackney/include/hackney_lib.hrl").
%%====================================================================
%% API
%%====================================================================
%% @doc Creates a Savings Plan.
create_savings_plan(Client, Input) ->
create_savings_plan(Client, Input, []).
create_savings_plan(Client, Input0, Options0) ->
Method = post,
Path = ["/CreateSavingsPlan"],
SuccessStatusCode = undefined,
Options = [{send_body_as_binary, false},
{receive_body_as_binary, false}
| Options0],
Headers = [],
Input1 = Input0,
Query_ = [],
Input = Input1,
request(Client, Method, Path, Query_, Headers, Input, Options, SuccessStatusCode).
%% @doc Deletes the queued purchase for the specified Savings Plan.
delete_queued_savings_plan(Client, Input) ->
delete_queued_savings_plan(Client, Input, []).
delete_queued_savings_plan(Client, Input0, Options0) ->
Method = post,
Path = ["/DeleteQueuedSavingsPlan"],
SuccessStatusCode = undefined,
Options = [{send_body_as_binary, false},
{receive_body_as_binary, false}
| Options0],
Headers = [],
Input1 = Input0,
Query_ = [],
Input = Input1,
request(Client, Method, Path, Query_, Headers, Input, Options, SuccessStatusCode).
%% @doc Describes the specified Savings Plans rates.
describe_savings_plan_rates(Client, Input) ->
describe_savings_plan_rates(Client, Input, []).
describe_savings_plan_rates(Client, Input0, Options0) ->
Method = post,
Path = ["/DescribeSavingsPlanRates"],
SuccessStatusCode = undefined,
Options = [{send_body_as_binary, false},
{receive_body_as_binary, false}
| Options0],
Headers = [],
Input1 = Input0,
Query_ = [],
Input = Input1,
request(Client, Method, Path, Query_, Headers, Input, Options, SuccessStatusCode).
%% @doc Describes the specified Savings Plans.
describe_savings_plans(Client, Input) ->
describe_savings_plans(Client, Input, []).
describe_savings_plans(Client, Input0, Options0) ->
Method = post,
Path = ["/DescribeSavingsPlans"],
SuccessStatusCode = undefined,
Options = [{send_body_as_binary, false},
{receive_body_as_binary, false}
| Options0],
Headers = [],
Input1 = Input0,
Query_ = [],
Input = Input1,
request(Client, Method, Path, Query_, Headers, Input, Options, SuccessStatusCode).
%% @doc Describes the specified Savings Plans offering rates.
describe_savings_plans_offering_rates(Client, Input) ->
describe_savings_plans_offering_rates(Client, Input, []).
describe_savings_plans_offering_rates(Client, Input0, Options0) ->
Method = post,
Path = ["/DescribeSavingsPlansOfferingRates"],
SuccessStatusCode = undefined,
Options = [{send_body_as_binary, false},
{receive_body_as_binary, false}
| Options0],
Headers = [],
Input1 = Input0,
Query_ = [],
Input = Input1,
request(Client, Method, Path, Query_, Headers, Input, Options, SuccessStatusCode).
%% @doc Describes the specified Savings Plans offerings.
describe_savings_plans_offerings(Client, Input) ->
describe_savings_plans_offerings(Client, Input, []).
describe_savings_plans_offerings(Client, Input0, Options0) ->
Method = post,
Path = ["/DescribeSavingsPlansOfferings"],
SuccessStatusCode = undefined,
Options = [{send_body_as_binary, false},
{receive_body_as_binary, false}
| Options0],
Headers = [],
Input1 = Input0,
Query_ = [],
Input = Input1,
request(Client, Method, Path, Query_, Headers, Input, Options, SuccessStatusCode).
%% @doc Lists the tags for the specified resource.
list_tags_for_resource(Client, Input) ->
list_tags_for_resource(Client, Input, []).
list_tags_for_resource(Client, Input0, Options0) ->
Method = post,
Path = ["/ListTagsForResource"],
SuccessStatusCode = undefined,
Options = [{send_body_as_binary, false},
{receive_body_as_binary, false}
| Options0],
Headers = [],
Input1 = Input0,
Query_ = [],
Input = Input1,
request(Client, Method, Path, Query_, Headers, Input, Options, SuccessStatusCode).
%% @doc Adds the specified tags to the specified resource.
tag_resource(Client, Input) ->
tag_resource(Client, Input, []).
tag_resource(Client, Input0, Options0) ->
Method = post,
Path = ["/TagResource"],
SuccessStatusCode = undefined,
Options = [{send_body_as_binary, false},
{receive_body_as_binary, false}
| Options0],
Headers = [],
Input1 = Input0,
Query_ = [],
Input = Input1,
request(Client, Method, Path, Query_, Headers, Input, Options, SuccessStatusCode).
%% @doc Removes the specified tags from the specified resource.
untag_resource(Client, Input) ->
untag_resource(Client, Input, []).
untag_resource(Client, Input0, Options0) ->
Method = post,
Path = ["/UntagResource"],
SuccessStatusCode = undefined,
Options = [{send_body_as_binary, false},
{receive_body_as_binary, false}
| Options0],
Headers = [],
Input1 = Input0,
Query_ = [],
Input = Input1,
request(Client, Method, Path, Query_, Headers, Input, Options, SuccessStatusCode).
%%====================================================================
%% Internal functions
%%====================================================================
-spec request(aws_client:aws_client(), atom(), iolist(), list(),
list(), map() | undefined, list(), pos_integer() | undefined) ->
{ok, Result, {integer(), list(), hackney:client()}} |
{error, Error, {integer(), list(), hackney:client()}} |
{error, term()} when
Result :: map(),
Error :: map().
request(Client, Method, Path, Query, Headers0, Input, Options, SuccessStatusCode) ->
Client1 = Client#{service => <<"savingsplans">>,
region => <<"us-east-1">>},
Host = build_host(<<"savingsplans">>, Client1),
URL0 = build_url(Host, Path, Client1),
URL = aws_request:add_query(URL0, Query),
AdditionalHeaders = [ {<<"Host">>, Host}
, {<<"Content-Type">>, <<"application/x-amz-json-1.1">>}
],
Headers1 = aws_request:add_headers(AdditionalHeaders, Headers0),
Payload =
case proplists:get_value(send_body_as_binary, Options) of
true ->
maps:get(<<"Body">>, Input, <<"">>);
false ->
encode_payload(Input)
end,
MethodBin = aws_request:method_to_binary(Method),
SignedHeaders = aws_request:sign_request(Client1, MethodBin, URL, Headers1, Payload),
Response = hackney:request(Method, URL, SignedHeaders, Payload, Options),
DecodeBody = not proplists:get_value(receive_body_as_binary, Options),
handle_response(Response, SuccessStatusCode, DecodeBody).
handle_response({ok, StatusCode, ResponseHeaders, Client}, SuccessStatusCode, DecodeBody)
when StatusCode =:= 200;
StatusCode =:= 202;
StatusCode =:= 204;
StatusCode =:= SuccessStatusCode ->
case hackney:body(Client) of
{ok, <<>>} when StatusCode =:= 200;
StatusCode =:= SuccessStatusCode ->
{ok, #{}, {StatusCode, ResponseHeaders, Client}};
{ok, Body} ->
Result = case DecodeBody of
true -> jsx:decode(Body);
false -> #{<<"Body">> => Body}
end,
{ok, Result, {StatusCode, ResponseHeaders, Client}}
end;
handle_response({ok, StatusCode, ResponseHeaders, Client}, _, _DecodeBody) ->
{ok, Body} = hackney:body(Client),
Error = jsx:decode(Body),
{error, Error, {StatusCode, ResponseHeaders, Client}};
handle_response({error, Reason}, _, _DecodeBody) ->
{error, Reason}.
build_host(_EndpointPrefix, #{region := <<"local">>, endpoint := Endpoint}) ->
Endpoint;
build_host(_EndpointPrefix, #{region := <<"local">>}) ->
<<"localhost">>;
build_host(EndpointPrefix, #{endpoint := Endpoint}) ->
aws_util:binary_join([EndpointPrefix, Endpoint], <<".">>).
build_url(Host, Path0, Client) ->
Proto = maps:get(proto, Client),
Path = erlang:iolist_to_binary(Path0),
Port = maps:get(port, Client),
aws_util:binary_join([Proto, <<"://">>, Host, <<":">>, Port, Path], <<"">>).
-spec encode_payload(undefined | map()) -> binary().
encode_payload(undefined) ->
<<>>;
encode_payload(Input) ->
jsx:encode(Input).