Reorganize the store, add a FindAccounts method

internal/store/store.go

@@ -18,9 +18,7 @@ type Interface interface {
 	SetDomain(string) error
 	SetTLS([]byte, []byte) error
 
-	CreateAccount(*Account) error
-	FindAccount(string) (*Account, error)
-	FindAccountWithPassword(string, string) (*Account, error)
+	AccountInterface
 
 	io.Closer
 }
@@ -142,32 +140,6 @@ func (c *concrete) SetTLS(certPEM, keyPEM []byte) error {
 	return nil
 }
 
-func (c *concrete) CreateAccount(account *Account) error {
-	return c.storm.Save(account)
-}
-
-func (c *concrete) FindAccount(username string) (*Account, error) {
-	var account Account
-
-	return &account, c.storm.One("Username", username, &account)
-}
-
-func (c *concrete) FindAccountWithPassword(username, password string) (*Account, error) {
-	account, err := c.FindAccount(username)
-
-	if err != nil {
-		// Always do a bcrypt check to avoid timing attacks
-		_ = CheckPassword("", "")
-		return nil, err
-	}
-
-	if !CheckPassword(account.PasswordHash, password) {
-		return nil, fmt.Errorf("bad password")
-	}
-
-	return account, nil
-}
-
 func (c *concrete) Close() error {
 	return c.storm.Close()
 }