package api import ( "bytes" "encoding/gob" "encoding/hex" "encoding/json" "fmt" "log" "net/http" "os" "strconv" "github.com/Flashfyre/pokerogue-server/db" "github.com/Flashfyre/pokerogue-server/defs" "github.com/klauspost/compress/zstd" ) const sessionSlotCount = 3 // /savedata/get - get save data func (s *Server) handleSavedataGet(w http.ResponseWriter, r *http.Request) { uuid, err := getUuidFromRequest(r) if err != nil { http.Error(w, err.Error(), http.StatusBadRequest) return } switch r.URL.Query().Get("datatype") { case "0": // System system, err := readSystemSaveData(uuid) if err != nil { http.Error(w, err.Error(), http.StatusInternalServerError) return } saveJson, err := json.Marshal(system) if err != nil { http.Error(w, fmt.Sprintf("failed to marshal save to json: %s", err), http.StatusInternalServerError) return } w.Write(saveJson) case "1": // Session slotId, err := strconv.Atoi(r.URL.Query().Get("slot")) if err != nil { http.Error(w, fmt.Sprintf("failed to convert slot id: %s", err), http.StatusBadRequest) return } if slotId < 0 || slotId >= sessionSlotCount { http.Error(w, fmt.Sprintf("slot id %d out of range", slotId), http.StatusBadRequest) return } session, err := readSessionSaveData(uuid, slotId) if err != nil { http.Error(w, err.Error(), http.StatusInternalServerError) return } saveJson, err := json.Marshal(session) if err != nil { http.Error(w, fmt.Sprintf("failed to marshal save to json: %s", err), http.StatusInternalServerError) return } w.Write(saveJson) default: http.Error(w, "invalid data type", http.StatusBadRequest) return } } // /savedata/update - update save data func (s *Server) handleSavedataUpdate(w http.ResponseWriter, r *http.Request) { uuid, err := getUuidFromRequest(r) if err != nil { http.Error(w, err.Error(), http.StatusBadRequest) return } err = db.UpdateAccountLastActivity(uuid) if err != nil { log.Print("failed to update account last activity") } hexUuid := hex.EncodeToString(uuid) switch r.URL.Query().Get("datatype") { case "0": // System var system defs.SystemSaveData err = json.NewDecoder(r.Body).Decode(&system) if err != nil { http.Error(w, fmt.Sprintf("failed to decode request body: %s", err), http.StatusBadRequest) return } if system.TrainerId == 0 && system.SecretId == 0 { http.Error(w, "invalid system data", http.StatusInternalServerError) return } err = db.UpdateAccountStats(uuid, system.GameStats) if err != nil { http.Error(w, fmt.Sprintf("failed to update account stats: %s", err), http.StatusBadRequest) return } var gobBuffer bytes.Buffer err = gob.NewEncoder(&gobBuffer).Encode(system) if err != nil { http.Error(w, fmt.Sprintf("failed to serialize save: %s", err), http.StatusInternalServerError) return } zstdWriter, err := zstd.NewWriter(nil) if err != nil { http.Error(w, fmt.Sprintf("failed to create zstd writer, %s", err), http.StatusInternalServerError) return } compressed := zstdWriter.EncodeAll(gobBuffer.Bytes(), nil) err = os.MkdirAll("userdata/"+hexUuid, 0755) if err != nil && !os.IsExist(err) { http.Error(w, fmt.Sprintf("failed to create userdata folder: %s", err), http.StatusInternalServerError) return } err = os.WriteFile("userdata/"+hexUuid+"/system.pzs", compressed, 0644) if err != nil { http.Error(w, fmt.Sprintf("failed to write save file: %s", err), http.StatusInternalServerError) return } case "1": // Session slotId, err := strconv.Atoi(r.URL.Query().Get("slot")) if err != nil { http.Error(w, fmt.Sprintf("failed to convert slot id: %s", err), http.StatusBadRequest) return } if slotId < 0 || slotId >= sessionSlotCount { http.Error(w, fmt.Sprintf("slot id %d out of range", slotId), http.StatusBadRequest) return } fileName := "session" if slotId != 0 { fileName += strconv.Itoa(slotId) } var session defs.SessionSaveData err = json.NewDecoder(r.Body).Decode(&session) if err != nil { http.Error(w, fmt.Sprintf("failed to decode request body: %s", err), http.StatusBadRequest) return } var gobBuffer bytes.Buffer err = gob.NewEncoder(&gobBuffer).Encode(session) if err != nil { http.Error(w, fmt.Sprintf("failed to serialize save: %s", err), http.StatusInternalServerError) return } zstdWriter, err := zstd.NewWriter(nil) if err != nil { http.Error(w, fmt.Sprintf("failed to create zstd writer, %s", err), http.StatusInternalServerError) return } compressed := zstdWriter.EncodeAll(gobBuffer.Bytes(), nil) err = os.MkdirAll("userdata/"+hexUuid, 0755) if err != nil && !os.IsExist(err) { http.Error(w, fmt.Sprintf("failed to create userdata folder: %s", err), http.StatusInternalServerError) return } err = os.WriteFile(fmt.Sprintf("userdata/%s/%s.pzs", hexUuid, fileName), compressed, 0644) if err != nil { http.Error(w, fmt.Sprintf("failed to write save file: %s", err), http.StatusInternalServerError) return } default: http.Error(w, "invalid data type", http.StatusBadRequest) return } w.WriteHeader(http.StatusOK) } // /savedata/delete - delete save data func (s *Server) handleSavedataDelete(w http.ResponseWriter, r *http.Request) { uuid, err := getUuidFromRequest(r) if err != nil { http.Error(w, err.Error(), http.StatusBadRequest) return } err = db.UpdateAccountLastActivity(uuid) if err != nil { log.Print("failed to update account last activity") } hexUuid := hex.EncodeToString(uuid) switch r.URL.Query().Get("datatype") { case "0": // System err := os.Remove("userdata/" + hexUuid + "/system.pzs") if err != nil && !os.IsNotExist(err) { http.Error(w, fmt.Sprintf("failed to delete save file: %s", err), http.StatusInternalServerError) return } case "1": // Session slotId, err := strconv.Atoi(r.URL.Query().Get("slot")) if err != nil { http.Error(w, fmt.Sprintf("failed to convert slot id: %s", err), http.StatusBadRequest) return } if slotId < 0 || slotId >= sessionSlotCount { http.Error(w, fmt.Sprintf("slot id %d out of range", slotId), http.StatusBadRequest) return } fileName := "session" if slotId != 0 { fileName += strconv.Itoa(slotId) } err = os.Remove(fmt.Sprintf("userdata/%s/%s.pzs", hexUuid, fileName)) if err != nil && !os.IsNotExist(err) { http.Error(w, fmt.Sprintf("failed to delete save file: %s", err), http.StatusInternalServerError) return } default: http.Error(w, "invalid data type", http.StatusBadRequest) return } w.WriteHeader(http.StatusOK) } type SavedataClearResponse struct { Success bool `json:"success"` } // /savedata/clear - mark session save data as cleared and delete func (s *Server) handleSavedataClear(w http.ResponseWriter, r *http.Request) { uuid, err := getUuidFromRequest(r) if err != nil { http.Error(w, err.Error(), http.StatusBadRequest) return } err = db.UpdateAccountLastActivity(uuid) if err != nil { log.Print("failed to update account last activity") } slotId, err := strconv.Atoi(r.URL.Query().Get("slot")) if err != nil { http.Error(w, fmt.Sprintf("failed to convert slot id: %s", err), http.StatusBadRequest) return } if slotId < 0 || slotId >= sessionSlotCount { http.Error(w, fmt.Sprintf("slot id %d out of range", slotId), http.StatusBadRequest) return } var session defs.SessionSaveData err = json.NewDecoder(r.Body).Decode(&session) if err != nil { http.Error(w, fmt.Sprintf("failed to decode request body: %s", err), http.StatusBadRequest) return } sessionCompleted := validateSessionCompleted(session) newCompletion := false if session.GameMode == 3 && session.Seed == dailyRunSeed { waveCompleted := session.WaveIndex if !sessionCompleted { waveCompleted-- } err = db.AddOrUpdateAccountDailyRun(uuid, session.Score, waveCompleted) if err != nil { log.Printf("failed to add or update daily run record: %s", err) } } if sessionCompleted { newCompletion, err = db.TryAddSeedCompletion(uuid, session.Seed, int(session.GameMode)) if err != nil { log.Printf("failed to mark seed as completed: %s", err) } } response, err := json.Marshal(SavedataClearResponse{Success: newCompletion}) if err != nil { http.Error(w, fmt.Sprintf("failed to marshal response json: %s", err), http.StatusInternalServerError) return } fileName := "session" if slotId != 0 { fileName += strconv.Itoa(slotId) } err = os.Remove(fmt.Sprintf("userdata/%s/%s.pzs", hex.EncodeToString(uuid), fileName)) if err != nil && !os.IsNotExist(err) { http.Error(w, fmt.Sprintf("failed to delete save file: %s", err), http.StatusInternalServerError) return } w.Write(response) }