%% WARNING: DO NOT EDIT, AUTO-GENERATED CODE!
%% See https://github.com/aws-beam/aws-codegen for more details.

%% @doc Amazon EventBridge Scheduler is a serverless scheduler that allows
%% you to create, run, and manage tasks from one central, managed service.
%%
%% EventBridge Scheduler delivers your tasks reliably, with built-in
%% mechanisms that adjust your schedules based on the availability of
%% downstream targets. The following reference lists the available API
%% actions, and data types for EventBridge Scheduler.
-module(aws_scheduler).

-export([create_schedule/3,
         create_schedule/4,
         create_schedule_group/3,
         create_schedule_group/4,
         delete_schedule/3,
         delete_schedule/4,
         delete_schedule_group/3,
         delete_schedule_group/4,
         get_schedule/2,
         get_schedule/4,
         get_schedule/5,
         get_schedule_group/2,
         get_schedule_group/4,
         get_schedule_group/5,
         list_schedule_groups/1,
         list_schedule_groups/3,
         list_schedule_groups/4,
         list_schedules/1,
         list_schedules/3,
         list_schedules/4,
         list_tags_for_resource/2,
         list_tags_for_resource/4,
         list_tags_for_resource/5,
         tag_resource/3,
         tag_resource/4,
         untag_resource/3,
         untag_resource/4,
         update_schedule/3,
         update_schedule/4]).

-include_lib("hackney/include/hackney_lib.hrl").

%%====================================================================
%% API
%%====================================================================

%% @doc Creates the specified schedule.
create_schedule(Client, Name, Input) ->
    create_schedule(Client, Name, Input, []).
create_schedule(Client, Name, Input0, Options0) ->
    Method = post,
    Path = ["/schedules/", aws_util:encode_uri(Name), ""],
    SuccessStatusCode = 200,
    Options = [{send_body_as_binary, false},
               {receive_body_as_binary, false}
               | Options0],


    Headers = [],
    Input1 = Input0,

    CustomHeaders = [],
    Input2 = Input1,

    Query_ = [],
    Input = Input2,

    request(Client, Method, Path, Query_, CustomHeaders ++ Headers, Input, Options, SuccessStatusCode).

%% @doc Creates the specified schedule group.
create_schedule_group(Client, Name, Input) ->
    create_schedule_group(Client, Name, Input, []).
create_schedule_group(Client, Name, Input0, Options0) ->
    Method = post,
    Path = ["/schedule-groups/", aws_util:encode_uri(Name), ""],
    SuccessStatusCode = 200,
    Options = [{send_body_as_binary, false},
               {receive_body_as_binary, false}
               | Options0],


    Headers = [],
    Input1 = Input0,

    CustomHeaders = [],
    Input2 = Input1,

    Query_ = [],
    Input = Input2,

    request(Client, Method, Path, Query_, CustomHeaders ++ Headers, Input, Options, SuccessStatusCode).

%% @doc Deletes the specified schedule.
delete_schedule(Client, Name, Input) ->
    delete_schedule(Client, Name, Input, []).
delete_schedule(Client, Name, Input0, Options0) ->
    Method = delete,
    Path = ["/schedules/", aws_util:encode_uri(Name), ""],
    SuccessStatusCode = 200,
    Options = [{send_body_as_binary, false},
               {receive_body_as_binary, false}
               | Options0],


    Headers = [],
    Input1 = Input0,

    CustomHeaders = [],
    Input2 = Input1,

    QueryMapping = [
                     {<<"clientToken">>, <<"ClientToken">>},
                     {<<"groupName">>, <<"GroupName">>}
                   ],
    {Query_, Input} = aws_request:build_headers(QueryMapping, Input2),
    request(Client, Method, Path, Query_, CustomHeaders ++ Headers, Input, Options, SuccessStatusCode).

%% @doc Deletes the specified schedule group.
%%
%% Deleting a schedule group results in EventBridge Scheduler deleting all
%% schedules associated with the group. When you delete a group, it remains
%% in a `DELETING' state until all of its associated schedules are deleted.
%% Schedules associated with the group that are set to run while the schedule
%% group is in the process of being deleted might continue to invoke their
%% targets until the schedule group and its associated schedules are deleted.
%%
%% This operation is eventually consistent.
delete_schedule_group(Client, Name, Input) ->
    delete_schedule_group(Client, Name, Input, []).
delete_schedule_group(Client, Name, Input0, Options0) ->
    Method = delete,
    Path = ["/schedule-groups/", aws_util:encode_uri(Name), ""],
    SuccessStatusCode = 200,
    Options = [{send_body_as_binary, false},
               {receive_body_as_binary, false}
               | Options0],


    Headers = [],
    Input1 = Input0,

    CustomHeaders = [],
    Input2 = Input1,

    QueryMapping = [
                     {<<"clientToken">>, <<"ClientToken">>}
                   ],
    {Query_, Input} = aws_request:build_headers(QueryMapping, Input2),
    request(Client, Method, Path, Query_, CustomHeaders ++ Headers, Input, Options, SuccessStatusCode).

%% @doc Retrieves the specified schedule.
get_schedule(Client, Name)
  when is_map(Client) ->
    get_schedule(Client, Name, #{}, #{}).

get_schedule(Client, Name, QueryMap, HeadersMap)
  when is_map(Client), is_map(QueryMap), is_map(HeadersMap) ->
    get_schedule(Client, Name, QueryMap, HeadersMap, []).

get_schedule(Client, Name, QueryMap, HeadersMap, Options0)
  when is_map(Client), is_map(QueryMap), is_map(HeadersMap), is_list(Options0) ->
    Path = ["/schedules/", aws_util:encode_uri(Name), ""],
    SuccessStatusCode = 200,
    Options = [{send_body_as_binary, false},
               {receive_body_as_binary, false}
               | Options0],

    Headers = [],

    Query0_ =
      [
        {<<"groupName">>, maps:get(<<"groupName">>, QueryMap, undefined)}
      ],
    Query_ = [H || {_, V} = H <- Query0_, V =/= undefined],

    request(Client, get, Path, Query_, Headers, undefined, Options, SuccessStatusCode).

%% @doc Retrieves the specified schedule group.
get_schedule_group(Client, Name)
  when is_map(Client) ->
    get_schedule_group(Client, Name, #{}, #{}).

get_schedule_group(Client, Name, QueryMap, HeadersMap)
  when is_map(Client), is_map(QueryMap), is_map(HeadersMap) ->
    get_schedule_group(Client, Name, QueryMap, HeadersMap, []).

get_schedule_group(Client, Name, QueryMap, HeadersMap, Options0)
  when is_map(Client), is_map(QueryMap), is_map(HeadersMap), is_list(Options0) ->
    Path = ["/schedule-groups/", aws_util:encode_uri(Name), ""],
    SuccessStatusCode = 200,
    Options = [{send_body_as_binary, false},
               {receive_body_as_binary, false}
               | Options0],

    Headers = [],

    Query_ = [],

    request(Client, get, Path, Query_, Headers, undefined, Options, SuccessStatusCode).

%% @doc Returns a paginated list of your schedule groups.
list_schedule_groups(Client)
  when is_map(Client) ->
    list_schedule_groups(Client, #{}, #{}).

list_schedule_groups(Client, QueryMap, HeadersMap)
  when is_map(Client), is_map(QueryMap), is_map(HeadersMap) ->
    list_schedule_groups(Client, QueryMap, HeadersMap, []).

list_schedule_groups(Client, QueryMap, HeadersMap, Options0)
  when is_map(Client), is_map(QueryMap), is_map(HeadersMap), is_list(Options0) ->
    Path = ["/schedule-groups"],
    SuccessStatusCode = 200,
    Options = [{send_body_as_binary, false},
               {receive_body_as_binary, false}
               | Options0],

    Headers = [],

    Query0_ =
      [
        {<<"MaxResults">>, maps:get(<<"MaxResults">>, QueryMap, undefined)},
        {<<"NamePrefix">>, maps:get(<<"NamePrefix">>, QueryMap, undefined)},
        {<<"NextToken">>, maps:get(<<"NextToken">>, QueryMap, undefined)}
      ],
    Query_ = [H || {_, V} = H <- Query0_, V =/= undefined],

    request(Client, get, Path, Query_, Headers, undefined, Options, SuccessStatusCode).

%% @doc Returns a paginated list of your EventBridge Scheduler schedules.
list_schedules(Client)
  when is_map(Client) ->
    list_schedules(Client, #{}, #{}).

list_schedules(Client, QueryMap, HeadersMap)
  when is_map(Client), is_map(QueryMap), is_map(HeadersMap) ->
    list_schedules(Client, QueryMap, HeadersMap, []).

list_schedules(Client, QueryMap, HeadersMap, Options0)
  when is_map(Client), is_map(QueryMap), is_map(HeadersMap), is_list(Options0) ->
    Path = ["/schedules"],
    SuccessStatusCode = 200,
    Options = [{send_body_as_binary, false},
               {receive_body_as_binary, false}
               | Options0],

    Headers = [],

    Query0_ =
      [
        {<<"ScheduleGroup">>, maps:get(<<"ScheduleGroup">>, QueryMap, undefined)},
        {<<"MaxResults">>, maps:get(<<"MaxResults">>, QueryMap, undefined)},
        {<<"NamePrefix">>, maps:get(<<"NamePrefix">>, QueryMap, undefined)},
        {<<"NextToken">>, maps:get(<<"NextToken">>, QueryMap, undefined)},
        {<<"State">>, maps:get(<<"State">>, QueryMap, undefined)}
      ],
    Query_ = [H || {_, V} = H <- Query0_, V =/= undefined],

    request(Client, get, Path, Query_, Headers, undefined, Options, SuccessStatusCode).

%% @doc Lists the tags associated with the Scheduler resource.
list_tags_for_resource(Client, ResourceArn)
  when is_map(Client) ->
    list_tags_for_resource(Client, ResourceArn, #{}, #{}).

list_tags_for_resource(Client, ResourceArn, QueryMap, HeadersMap)
  when is_map(Client), is_map(QueryMap), is_map(HeadersMap) ->
    list_tags_for_resource(Client, ResourceArn, QueryMap, HeadersMap, []).

list_tags_for_resource(Client, ResourceArn, QueryMap, HeadersMap, Options0)
  when is_map(Client), is_map(QueryMap), is_map(HeadersMap), is_list(Options0) ->
    Path = ["/tags/", aws_util:encode_uri(ResourceArn), ""],
    SuccessStatusCode = 200,
    Options = [{send_body_as_binary, false},
               {receive_body_as_binary, false}
               | Options0],

    Headers = [],

    Query_ = [],

    request(Client, get, Path, Query_, Headers, undefined, Options, SuccessStatusCode).

%% @doc Assigns one or more tags (key-value pairs) to the specified
%% EventBridge Scheduler resource.
%%
%% You can only assign tags to schedule groups.
tag_resource(Client, ResourceArn, Input) ->
    tag_resource(Client, ResourceArn, Input, []).
tag_resource(Client, ResourceArn, Input0, Options0) ->
    Method = post,
    Path = ["/tags/", aws_util:encode_uri(ResourceArn), ""],
    SuccessStatusCode = 200,
    Options = [{send_body_as_binary, false},
               {receive_body_as_binary, false}
               | Options0],


    Headers = [],
    Input1 = Input0,

    CustomHeaders = [],
    Input2 = Input1,

    Query_ = [],
    Input = Input2,

    request(Client, Method, Path, Query_, CustomHeaders ++ Headers, Input, Options, SuccessStatusCode).

%% @doc Removes one or more tags from the specified EventBridge Scheduler
%% schedule group.
untag_resource(Client, ResourceArn, Input) ->
    untag_resource(Client, ResourceArn, Input, []).
untag_resource(Client, ResourceArn, Input0, Options0) ->
    Method = delete,
    Path = ["/tags/", aws_util:encode_uri(ResourceArn), ""],
    SuccessStatusCode = 200,
    Options = [{send_body_as_binary, false},
               {receive_body_as_binary, false}
               | Options0],


    Headers = [],
    Input1 = Input0,

    CustomHeaders = [],
    Input2 = Input1,

    QueryMapping = [
                     {<<"TagKeys">>, <<"TagKeys">>}
                   ],
    {Query_, Input} = aws_request:build_headers(QueryMapping, Input2),
    request(Client, Method, Path, Query_, CustomHeaders ++ Headers, Input, Options, SuccessStatusCode).

%% @doc Updates the specified schedule.
%%
%% When you call `UpdateSchedule', EventBridge Scheduler uses all values,
%% including empty values, specified in the request and overrides the
%% existing schedule. This is by design. This means that if you do not set an
%% optional field in your request, that field will be set to its
%% system-default value after the update.
%%
%% Before calling this operation, we recommend that you call the
%% `GetSchedule' API operation and make a note of all optional parameters for
%% your `UpdateSchedule' call.
update_schedule(Client, Name, Input) ->
    update_schedule(Client, Name, Input, []).
update_schedule(Client, Name, Input0, Options0) ->
    Method = put,
    Path = ["/schedules/", aws_util:encode_uri(Name), ""],
    SuccessStatusCode = 200,
    Options = [{send_body_as_binary, false},
               {receive_body_as_binary, false}
               | Options0],


    Headers = [],
    Input1 = Input0,

    CustomHeaders = [],
    Input2 = Input1,

    Query_ = [],
    Input = Input2,

    request(Client, Method, Path, Query_, CustomHeaders ++ Headers, Input, Options, SuccessStatusCode).

%%====================================================================
%% Internal functions
%%====================================================================

-spec request(aws_client:aws_client(), atom(), iolist(), list(),
              list(), map() | undefined, list(), pos_integer() | undefined) ->
    {ok, {integer(), list()}} |
    {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) ->
  RequestFun = fun() -> do_request(Client, Method, Path, Query, Headers0, Input, Options, SuccessStatusCode) end,
  aws_request:request(RequestFun, Options).

do_request(Client, Method, Path, Query, Headers0, Input, Options, SuccessStatusCode) ->
    Client1 = Client#{service => <<"scheduler">>},
    Host = build_host(<<"scheduler">>, 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}, SuccessStatusCode, _DecodeBody)
  when StatusCode =:= 200;
       StatusCode =:= 202;
       StatusCode =:= 204;
       StatusCode =:= 206;
       StatusCode =:= SuccessStatusCode ->
    {ok, {StatusCode, ResponseHeaders}};
handle_response({ok, StatusCode, ResponseHeaders}, _, _DecodeBody) ->
    {error, {StatusCode, ResponseHeaders}};
handle_response({ok, StatusCode, ResponseHeaders, Client}, SuccessStatusCode, DecodeBody)
  when StatusCode =:= 200;
       StatusCode =:= 202;
       StatusCode =:= 204;
       StatusCode =:= 206;
       StatusCode =:= SuccessStatusCode ->
    case hackney:body(Client) of
        {ok, <<>>} when StatusCode =:= 200;
                        StatusCode =:= SuccessStatusCode ->
            {ok, #{}, {StatusCode, ResponseHeaders, Client}};
        {ok, Body} ->
            Result = case DecodeBody of
                       true ->
                         try
                           jsx:decode(Body)
                         catch
                           Error:Reason:Stack ->
                             erlang:raise(error, {body_decode_failed, Error, Reason, StatusCode, Body}, Stack)
                         end;
                       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, #{region := Region, endpoint := Endpoint}) ->
    aws_util:binary_join([EndpointPrefix, Region, 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).