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hivemind/internal/web/server/server.go

82 lines
1.9 KiB
Go

package server
import (
"context"
"io"
"net/http"
"git.wzray.com/homelab/hivemind/internal/transport"
"git.wzray.com/homelab/hivemind/internal/transport/codec"
"git.wzray.com/homelab/hivemind/internal/web/middleware"
"github.com/rs/zerolog/log"
)
type Server struct {
mux *http.ServeMux
httpServer http.Server
}
func New(addr string, middleware middleware.Middleware) *Server {
mux := http.NewServeMux()
s := &Server{
mux: mux,
httpServer: http.Server{
Addr: addr,
Handler: middleware.Handler(mux),
},
}
return s
}
func (s *Server) Listen() error {
return s.httpServer.ListenAndServe()
}
func (s *Server) Shutdown(ctx context.Context) error {
return s.httpServer.Shutdown(ctx)
}
func (s *Server) handleFunc(route transport.Handler) func(w http.ResponseWriter, r *http.Request) {
return func(w http.ResponseWriter, r *http.Request) {
log.Debug(). // TODO: make this a middleware
Str("method", r.Method).
Str("path", r.URL.Path).
Str("query", r.URL.RawQuery).
Str("remoteAddr", r.RemoteAddr).
Send()
w.Header().Set("Content-Type", "application/json; charset=utf-8")
raw, err := io.ReadAll(r.Body)
if err != nil {
w.Write(fail("read request body: %v", err))
log.Err(err).Msg("unable to read request body")
return
}
resp, err := route.Handle(codec.JSON, raw)
if err != nil {
w.Write(fail("handle request: %v", err))
log.Err(err).Msg("unable to handle request")
return
}
payload, err := ok(resp)
if err != nil {
w.Write(fail("marshal response: %v", err))
log.Err(err).Msg("unable to marshal response")
return
}
w.Write(payload)
}
}
func (s *Server) Register(endpoint transport.Handler) {
s.mux.HandleFunc(endpoint.Path(), s.handleFunc(endpoint))
}
// TODO: i don't think that I need this?
func (s *Server) RegisterRaw(method string, pattern string, handler func(http.ResponseWriter, *http.Request)) {
s.mux.HandleFunc(method+" "+pattern, handler)
}