func lampsHandler(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
w.Header().Set("Content-Type", "application/json; charset=utf-8")
//fetch array of lamps from db.
lamps, err := db.FetchLamps()
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
json.NewEncoder(w).Encode("Database error")
return
}
w.WriteHeader(http.StatusOK)
json.NewEncoder(w).Encode(lamps)
}
func allLampActionHandler(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
w.Header().Set("Content-Type", "application/json; charset=utf-8")
//decide on the action..
//check if action is okay.
action := ps.ByName("action")
_, ok := actions[action]
if !ok {
w.WriteHeader(http.StatusBadRequest)
json.NewEncoder(w).Encode("Action not accepted. Use on or off.")
return
}
if lamps, err := db.FetchLamps(); err == nil {
for _, aLamp := range lamps {
doAction(action, aLamp, w)
}
}
w.WriteHeader(http.StatusOK)
json.NewEncoder(w).Encode("All lamps is now " + action)
}