optimize code structure

This commit is contained in:
付强 2019-08-04 19:31:49 +08:00 committed by Shawn
parent 111380bf25
commit b5cc357207
1 changed files with 24 additions and 21 deletions

View File

@ -90,19 +90,15 @@ init([Pool, Id, Mod, Opts]) ->
State = #state{pool = Pool, id = Id, mod = Mod, opts = Opts,
on_reconnect = proplists:get_value(on_reconnect, Opts),
on_disconnect = proplists:get_value(on_disconnect, Opts)},
case connect(State) of
{ok, Client} when is_pid(Client) ->
erlang:link(Client),
case connect_internal(State) of
{ok, NewState} ->
gproc_pool:connect_worker(ecpool:name(Pool), {Pool, Id}),
{ok, State#state{client = Client, supervisees = [Client]}};
{{ok, Client}, #{supervisees := SupPids} = _SupOpts} when is_list(SupPids) ->
[erlang:link(P) || P <- SupPids],
gproc_pool:connect_worker(ecpool:name(Pool), {Pool, Id}),
{ok, State#state{client = Client, supervisees = SupPids}};
{ok, NewState};
{error, Error} ->
{stop, Error}
end.
handle_call(is_connected, _From, State = #state{client = Client}) when is_pid(Client) ->
{reply, Client =/= undefined andalso is_process_alive(Client), State};
@ -134,18 +130,13 @@ handle_info({'EXIT', Pid, Reason}, State = #state{opts = Opts, supervisees = Sup
end;
handle_info(reconnect, State = #state{opts = Opts, on_reconnect = OnReconnect}) ->
case catch connect(State) of
{ok, Client} ->
handle_reconnect(Client, OnReconnect),
erlang:link(Client),
{noreply, State#state{client = Client, supervisees = [Client]}};
{{ok, Client}, #{supervisees := SupPids} = _SupOpts} ->
handle_reconnect(Client, OnReconnect),
[erlang:link(P) || P <- SupPids],
{noreply, State#state{client = Client, supervisees = SupPids}};
{Err, _Reason} when Err =:= error orelse Err =:= 'EXIT' ->
reconnect(proplists:get_value(auto_reconnect, Opts), State)
end;
case connect_internal(State) of
{ok, NewState = #state{client = Client}} ->
handle_reconnect(Client, OnReconnect),
{noreply, NewState};
{Err, _Reason} when Err =:= error orelse Err =:= 'EXIT' ->
reconnect(proplists:get_value(auto_reconnect, Opts), State)
end;
handle_info(_Info, State) ->
{noreply, State}.
@ -194,3 +185,15 @@ handle_disconnect(_, undefined) ->
ok;
handle_disconnect(Client, Disconnect) ->
Disconnect(Client).
connect_internal(State) ->
case connect(State) of
{ok, Client} when is_pid(Client) ->
erlang:link(Client),
{ok, State#state{client = Client, supervisees = [Client]}};
{{ok, Client}, #{supervisees := SupPids} = _SupOpts} when is_list(SupPids) ->
[erlang:link(P) || P <- SupPids],
{ok, State#state{client = Client, supervisees = SupPids}};
{error, Error} ->
{error, Error}
end.