move server to server directory.

server/internal/member/multiuser/provider.go

@@ -0,0 +1,82 @@
+package multiuser
+
+import (
+	"errors"
+	"fmt"
+
+	"github.com/demodesk/neko/pkg/types"
+	"github.com/demodesk/neko/pkg/utils"
+)
+
+func New(config Config) types.MemberProvider {
+	return &MemberProviderCtx{
+		config: config,
+	}
+}
+
+type MemberProviderCtx struct {
+	config Config
+}
+
+func (provider *MemberProviderCtx) Connect() error {
+	return nil
+}
+
+func (provider *MemberProviderCtx) Disconnect() error {
+	return nil
+}
+
+func (provider *MemberProviderCtx) Authenticate(username string, password string) (string, types.MemberProfile, error) {
+	// generate random token
+	token, err := utils.NewUID(5)
+	if err != nil {
+		return "", types.MemberProfile{}, err
+	}
+
+	// id is username with token
+	id := fmt.Sprintf("%s-%s", username, token)
+
+	// if logged in as administrator
+	if provider.config.AdminPassword == password {
+		profile := provider.config.AdminProfile
+		if profile.Name == "" {
+			profile.Name = username
+		}
+		return id, profile, nil
+	}
+
+	// if logged in as user
+	if provider.config.UserPassword == password {
+		profile := provider.config.UserProfile
+		if profile.Name == "" {
+			profile.Name = username
+		}
+		return id, profile, nil
+	}
+
+	return "", types.MemberProfile{}, types.ErrMemberInvalidPassword
+}
+
+func (provider *MemberProviderCtx) Insert(username string, password string, profile types.MemberProfile) (string, error) {
+	return "", errors.New("new user is created on first login in multiuser mode")
+}
+
+func (provider *MemberProviderCtx) UpdateProfile(id string, profile types.MemberProfile) error {
+	return nil
+}
+
+func (provider *MemberProviderCtx) UpdatePassword(id string, password string) error {
+	return errors.New("password can only be modified in config while in multiuser mode")
+}
+
+func (provider *MemberProviderCtx) Select(id string) (types.MemberProfile, error) {
+	return types.MemberProfile{}, errors.New("cannot select user in multiuser mode")
+}
+
+func (provider *MemberProviderCtx) SelectAll(limit int, offset int) (map[string]types.MemberProfile, error) {
+	return map[string]types.MemberProfile{}, nil
+}
+
+func (provider *MemberProviderCtx) Delete(id string) error {
+	return errors.New("cannot delete user in multiuser mode")
+}