HEAVY: migrate accounts and logs to service/repo architecture

service/account/account.go

@@ -0,0 +1,140 @@
+package account
+
+import (
+	"arimelody-web/model"
+	repository "arimelody-web/repository/account"
+	"errors"
+	"log"
+)
+
+type AccountService struct {
+    repo repository.AccountRepository
+    log *log.Logger
+}
+
+func NewAccountService(repo repository.AccountRepository, logger *log.Logger) (*AccountService) {
+    return &AccountService{
+        repo: repo,
+        log: logger,
+    }
+}
+
+func (s *AccountService) GetAll() ([]model.Account, error) {
+    return s.repo.GetAll()
+}
+
+func (s *AccountService) GetCount() (int, error) {
+    return s.repo.GetCount()
+}
+
+func (s *AccountService) GetByID(id string) (*model.Account, error) {
+    return s.repo.GetByID(id)
+}
+
+func (s *AccountService) GetByUsername(username string) (*model.Account, error) {
+    return s.repo.GetByUsername(username)
+}
+
+func (s *AccountService) GetByEmail(email string) (*model.Account, error) {
+    return s.repo.GetByEmail(email)
+}
+
+func (s *AccountService) GetBySession(sessionToken string) (*model.Account, error) {
+    if sessionToken == "" { return nil, nil }
+
+    return s.repo.GetBySession(sessionToken)
+}
+
+func (s *AccountService) Create(
+    username string,
+    password string,
+    email *string,
+    avatarURL *string,
+) (string, error) {
+    var id string
+    var err error
+
+    if len(username) == 0 { return id, errors.New("Username cannot be empty") }
+    if len(password) == 0 { return id, errors.New("Password cannot be empty") }
+    if email != nil && len(*email) == 0 { return id, errors.New("Email cannot be empty") }
+
+    if id, err = s.repo.Create(username, password, email, avatarURL); err != nil {
+        return id, err
+    }
+
+    s.log.Printf("Created account '%s' (%s)", username, id)
+    return id, nil
+}
+
+// Intended for large profile updates. For smaller adjusments,
+// more specialised Change* and Remove* functions should be used.
+func (s *AccountService) Update(
+    id string,
+    username string,
+    password string,
+    email *string,
+    avatarUrl *string,
+) error {
+    if len(username) == 0 { return errors.New("Username cannot be empty") }
+    if len(password) == 0 { return errors.New("Password cannot be empty") }
+    if email != nil && len(*email) == 0 { return errors.New("Email cannot be empty") }
+
+    if err := s.repo.Update(id, username, password, email, avatarUrl); err != nil {
+        return err
+    }
+
+    s.log.Printf("Updated account '%s' (%s)", username, id)
+    return nil
+}
+func (s *AccountService) ChangeUsername(id string, username string) error {
+    if len(username) == 0 { return errors.New("Username cannot be empty") }
+    if err := s.repo.ChangeUsername(id, username); err != nil {
+        return err
+    }
+
+    s.log.Printf("Changed username for %s to '%s'", id, username)
+    return nil
+}
+func (s *AccountService) ChangePassword(id string, password string) error {
+    if len(password) == 0 { return errors.New("Password cannot be empty") }
+    if err := s.repo.ChangePassword(id, password); err != nil {
+        return err
+    }
+
+    s.log.Printf("Changed password for %s", id)
+    return nil
+}
+func (s *AccountService) ChangeEmail(id string, email string) error {
+    if len(email) == 0 { return s.repo.RemoveEmail(id) }
+    if err := s.repo.ChangeEmail(id, email); err != nil {
+        return err
+    }
+
+    s.log.Printf("Changed email for %s to '%s'", id, email)
+    return nil
+}
+func (s *AccountService) ChangeAvatarURL(id string, avatarURL string) error {
+    if len(avatarURL) == 0 { return s.repo.RemoveAvatar(id) }
+    if err := s.repo.ChangeAvatarURL(id, avatarURL); err != nil {
+        return err
+    }
+
+    s.log.Printf("Changed avatar URL for %s to '%s'", id, avatarURL)
+    return nil
+}
+
+func (s *AccountService) Delete(accountID string) error {
+    return s.repo.Delete(accountID)
+}
+
+func (s *AccountService) IncrementFails(accountID string) (int, error) {
+    return s.repo.IncrementFails(accountID)
+}
+
+func (s *AccountService) Lock(accountID string) error {
+    return s.repo.Lock(accountID)
+}
+
+func (s *AccountService) Unlock(accountID string) error {
+    return s.repo.Unlock(accountID)
+}