-module(route_helper).

-export([get_routes/]).

get_routes() ->

    [

        {'_', [

%%             路由的一些情况

            { "/catch_all_handler/[...]", catch_all_handler, [] },

            { "/:aa/:bb/[:c]", test_handler, [aaa] }

        ]}

    ].

-module(catch_all_handler).

-export([init/3]).

-export([handle/2]).

-export([terminate/3]).

init(_Transport, Req, []) ->

    {ok, Req, undefined}.

handle(Req, State) ->

    {Path,_} = cowboy_req:path(Req),

    {PathList, _} = cowboy_req:path_info(Req),

    lists:foreach(

        fun(PathArg)->

            io:format("catch_all_handler path is ~p, args ~p~n",[Path,PathArg])

        end,

    PathList

    ),

    {ok, Req, State}.

terminate(_Reason, _Req, _State) ->

    ok.

-module(test_handler).

-export([init/3]).

-export([handle/2]).

-export([terminate/3]).

init(_Transport, Req, [Options]) ->

    io:format("options ~p~n",[Options]),

    {ok, Req, undefined}.

handle(Req, State) ->

    {PathInfo,_} = cowboy_req:path(Req),

    {Arg1,_} = cowboy_req:binding(aa,Req),

    {Arg2,_} = cowboy_req:binding(bb,Req),

    io:format("test_handler path is ~p, arg1 ~p,arg2 ~p~n",[PathInfo,Arg1,Arg2]),

    {ok, Req, State}.

terminate(_Reason, _Req, _State) ->

    ok.