ots/api.go

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package main
import (
"encoding/json"
"net/http"
"github.com/gorilla/mux"
)
type apiServer struct {
store storage
}
func newAPI(s storage) *apiServer {
return &apiServer{
store: s,
}
}
func (a apiServer) Register(r *mux.Router) {
r.HandleFunc("/create", a.handleCreate)
r.HandleFunc("/get/{id}", a.handleRead)
}
func (a apiServer) handleCreate(res http.ResponseWriter, r *http.Request) {
secret := r.FormValue("secret")
if secret == "" {
a.jsonResponse(res, http.StatusBadRequest, map[string]interface{}{
"success": false,
"error": "Secret missing",
})
return
}
id, err := a.store.Create(secret)
if err != nil {
a.jsonResponse(res, http.StatusInternalServerError, map[string]interface{}{
"success": false,
"error": err.Error(),
})
return
}
a.jsonResponse(res, http.StatusCreated, map[string]interface{}{
"success": true,
"secret_id": id,
})
}
func (a apiServer) handleRead(res http.ResponseWriter, r *http.Request) {
vars := mux.Vars(r)
id := vars["id"]
if id == "" {
a.jsonResponse(res, http.StatusBadRequest, map[string]interface{}{
"success": false,
"error": "ID missing",
})
return
}
secret, err := a.store.ReadAndDestroy(id)
if err != nil {
status := http.StatusInternalServerError
if err == errSecretNotFound {
status = http.StatusNotFound
}
a.jsonResponse(res, status, map[string]interface{}{
"success": false,
"error": err.Error(),
})
return
}
a.jsonResponse(res, http.StatusOK, map[string]interface{}{
"success": true,
"secret": secret,
})
}
func (a apiServer) jsonResponse(res http.ResponseWriter, status int, response map[string]interface{}) {
res.Header().Set("Content-Type", "application/json")
res.Header().Set("Cache-Control", "no-cache")
res.WriteHeader(status)
json.NewEncoder(res).Encode(response)
}