Gestione utenti, admin. Eliminato multibot

Signed-off-by: Ettore Dreucci <ettore.dreucci@gmail.com>

src/manageUser.go

@@ -0,0 +1,94 @@
+package main
+
+import (
+	"encoding/json"
+	"log"
+	"strconv"
+
+	tb "gopkg.in/tucnak/telebot.v2"
+)
+
+func addUser(user *tb.User) error {
+	if redisClient == nil {
+		return ErrNilPointer
+	}
+	err := redisClient.SAdd(userSet, user.ID).Err()
+	if err != nil {
+		log.Printf("Error in adding user ID: %v", err)
+		return ErrRedisAddSet
+	}
+	jsonUser, err := json.Marshal(&user)
+	if err != nil {
+		log.Printf("Error in marshalling user to json: %v", err)
+		return ErrJSONMarshall
+	}
+	err = redisClient.HSet(userHash, strconv.Itoa(user.ID), jsonUser).Err()
+	if err != nil {
+		log.Printf("Error adding user info in hash: %v", err)
+		return ErrRedisAddHash
+	}
+
+	return nil
+}
+
+func isUser(userID int) (bool, error) {
+	if redisClient == nil {
+		return false, ErrNilPointer
+	}
+	user, err := redisClient.SIsMember(userSet, strconv.Itoa(userID)).Result()
+	if err != nil {
+		log.Printf("Error checking if ID is bot user: %v", err)
+		return false, ErrRedisCheckSet
+	}
+	return user, nil
+}
+
+func getUserInfo(userID int) (*tb.User, error) {
+	if redisClient == nil {
+		return nil, ErrNilPointer
+	}
+	user, err := redisClient.HGet(userHash, strconv.Itoa(userID)).Result()
+	if err != nil {
+		log.Printf("Error retriving user info from hash: %v", err)
+		return nil, ErrRedisRetrieveHash
+	}
+	jsonUser := &tb.User{}
+	err = json.Unmarshal([]byte(user), jsonUser)
+	if err != nil {
+		log.Printf("Error unmarshalling user info: %v", err)
+		return nil, ErrJSONUnmarshall
+	}
+	return jsonUser, nil
+}
+
+func isAuthrizedUser(userID int) (bool, error) {
+	if redisClient == nil {
+		return false, ErrNilPointer
+	}
+	auth, err := redisClient.SIsMember(authUserSet, strconv.Itoa(userID)).Result()
+	if err != nil {
+		log.Printf("Error checking if user is authorized: %v", err)
+		return false, ErrRedisCheckSet
+	}
+	return auth, nil
+}
+
+func authorizeUser(userID int, authorized bool) error {
+	if redisClient == nil {
+		return ErrNilPointer
+	}
+	if authorized {
+		err := redisClient.SAdd(authUserSet, strconv.Itoa(userID)).Err()
+		if err != nil {
+			log.Printf("Error adding token to set: %v", err)
+			return ErrRedisAddSet
+		}
+	} else {
+		err := redisClient.SRem(authUserSet, strconv.Itoa(userID)).Err()
+		if err != nil {
+			log.Printf("Error removing token from set: %v", err)
+			return ErrRedisRemSet
+		}
+	}
+	return nil
+}