Add login

storage/dao/fake/database_fake.go

@@ -0,0 +1,37 @@
+package fake
+
+import (
+	"encoding/json"
+	"hamster-tycoon/storage/dao"
+	"hamster-tycoon/utils"
+	"time"
+
+	"github.com/allegro/bigcache"
+)
+
+type DatabaseFake struct {
+	Cache *bigcache.BigCache
+}
+
+func NewDatabaseFake() dao.Database {
+	cache, err := bigcache.NewBigCache(bigcache.DefaultConfig(time.Minute))
+	if err != nil {
+		utils.GetLogger().WithError(err).Fatal("Error while instantiate cache")
+	}
+	return &DatabaseFake{
+		Cache: cache,
+	}
+}
+
+func (db *DatabaseFake) save(key string, data []interface{}) {
+	b, err := json.Marshal(data)
+	if err != nil {
+		utils.GetLogger().WithError(err).Errorf("Error while marshal fake %s", key)
+		db.Cache.Set(key, []byte("[]"))
+		return
+	}
+	err = db.Cache.Set(key, b)
+	if err != nil {
+		utils.GetLogger().WithError(err).Errorf("Error while saving fake %s", key)
+	}
+}

storage/dao/fake/database_fake_users.go

@@ -0,0 +1,106 @@
+package fake
+
+import (
+	"encoding/json"
+	"errors"
+	"hamster-tycoon/storage/dao"
+	"hamster-tycoon/storage/model"
+	"hamster-tycoon/utils"
+	"time"
+
+	"github.com/satori/go.uuid"
+)
+
+const (
+	cacheKeyUsers = "users"
+)
+
+func (db *DatabaseFake) saveUsers(users []*model.User) {
+	data := make([]interface{}, 0)
+	for _, v := range users {
+		data = append(data, v)
+	}
+	db.save(cacheKeyUsers, data)
+}
+
+func (db *DatabaseFake) loadUsers() []*model.User {
+	users := make([]*model.User, 0)
+	b, err := db.Cache.Get(cacheKeyUsers)
+	if err != nil {
+		return users
+	}
+	err = json.Unmarshal(b, &users)
+	if err != nil {
+		utils.GetLogger().WithError(err).Error("Error while unmarshal fake users")
+	}
+	return users
+}
+
+func (db *DatabaseFake) GetAllUsers() ([]*model.User, error) {
+	return db.loadUsers(), nil
+}
+
+func (db *DatabaseFake) GetUsersByID(userID string) (*model.User, error) {
+	users := db.loadUsers()
+	for _, u := range users {
+		if u.ID == userID {
+			return u, nil
+		}
+	}
+	return nil, dao.NewDAOError(dao.ErrTypeNotFound, errors.New("user not found"))
+}
+
+func (db *DatabaseFake) CreateUser(user *model.User) error {
+	user.ID = uuid.NewV4().String()
+	user.CreatedAt = time.Now()
+
+	users := db.loadUsers()
+	users = append(users, user)
+	db.saveUsers(users)
+	return nil
+}
+
+func (db *DatabaseFake) DeleteUser(userID string) error {
+	users := db.loadUsers()
+	newUsers := make([]*model.User, 0)
+	for _, u := range users {
+		if u.ID != userID {
+			newUsers = append(newUsers, u)
+		}
+	}
+	db.saveUsers(newUsers)
+	return nil
+}
+
+func (db *DatabaseFake) UpdateUser(user *model.User) error {
+	users := db.loadUsers()
+	var foundUser *model.User
+	for _, u := range users {
+		if u.ID == user.ID {
+			foundUser = u
+			break
+		}
+	}
+
+	if foundUser == nil {
+		return dao.NewDAOError(dao.ErrTypeNotFound, errors.New("user not found"))
+	}
+
+	foundUser.UserEditable = user.UserEditable
+	now := time.Now()
+	foundUser.UpdatedAt = &now
+	db.saveUsers(users)
+
+	*user = *foundUser
+	return nil
+}
+
+func (db *DatabaseFake) GetUsersByGoogleID(userID string) (*model.User, error) {
+	users := db.loadUsers()
+	for _, u := range users {
+		if u.GoogleId == userID {
+			return u, nil
+		}
+	}
+	return nil, dao.NewDAOError(dao.ErrTypeNotFound, errors.New("user not found"))
+}