initial. doesn't build yet

internal/handlers/handlers.go

@@ -0,0 +1,60 @@
+package handlers
+
+import (
+	"context"
+	"encoding/json"
+	"net/http"
+
+	"github.com/rs/zerolog"
+	"go.uber.org/fx"
+	"sneak.berlin/go/directory/internal/database"
+	"sneak.berlin/go/directory/internal/globals"
+	"sneak.berlin/go/directory/internal/healthcheck"
+	"sneak.berlin/go/directory/internal/logger"
+)
+
+type HandlersParams struct {
+	fx.In
+	Logger      *logger.Logger
+	Globals     *globals.Globals
+	Database    *database.Database
+	Healthcheck *healthcheck.Healthcheck
+}
+
+type Handlers struct {
+	params *HandlersParams
+	log    *zerolog.Logger
+	hc     *healthcheck.Healthcheck
+}
+
+func New(lc fx.Lifecycle, params HandlersParams) (*Handlers, error) {
+	s := new(Handlers)
+	s.params = &params
+	s.log = params.Logger.Get()
+	s.hc = params.Healthcheck
+	lc.Append(fx.Hook{
+		OnStart: func(ctx context.Context) error {
+			// FIXME compile some templates here or something
+			return nil
+		},
+	})
+	return s, nil
+}
+
+const jsonContentType = "application/json; charset=utf-8"
+
+func (s *Handlers) respondJSON(w http.ResponseWriter, r *http.Request, data interface{}, status int) {
+	w.WriteHeader(status)
+	w.Header().Set("Content-Type", jsonContentType)
+	if data != nil {
+		err := json.NewEncoder(w).Encode(data)
+		if err != nil {
+			s.log.Error().Err(err).Msg("json encode error")
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+		}
+	}
+}
+
+func (s *Handlers) decodeJSON(w http.ResponseWriter, r *http.Request, v interface{}) error { // nolint
+	return json.NewDecoder(r.Body).Decode(v)
+}