feat(users): implement comprehensive user listing and control

lib/metastore/store.go

@@ -4,6 +4,7 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
+	"sort"
 	"strings"
 	"time"
 
@@ -291,6 +292,295 @@ func (store *Store) ListUsers() ([]User, error) {
 	return users, err
 }
 
+func (store *Store) ListUsersPaginated(filters UserFilters, pageReq UserPageRequest) (UserPage, error) {
+	users, err := store.ListUsers()
+	if err != nil {
+		return UserPage{}, err
+	}
+
+	tags, err := store.ListTags()
+	if err != nil {
+		return UserPage{}, err
+	}
+	tagMap := make(map[string]Tag, len(tags))
+	for _, tag := range tags {
+		tagMap[tag.ID] = tag
+	}
+
+	query := strings.ToLower(strings.TrimSpace(filters.Query))
+	filtered := make([]User, 0, len(users))
+	for _, user := range users {
+		if query != "" {
+			if !strings.Contains(strings.ToLower(user.Username), query) &&
+				!strings.Contains(strings.ToLower(user.Email), query) {
+				continue
+			}
+		}
+		switch filters.Status {
+		case "active":
+			if user.Disabled || strings.HasPrefix(user.PasswordHash, "invite/") {
+				continue
+			}
+		case "disabled":
+			if !user.Disabled || strings.HasPrefix(user.PasswordHash, "invite/") {
+				continue
+			}
+		case "pending":
+			if !strings.HasPrefix(user.PasswordHash, "invite/") {
+				continue
+			}
+		}
+		if filters.Role != "" && filters.Role != "all" {
+			match := false
+			for _, tagID := range user.TagIDs {
+				if tag, ok := tagMap[tagID]; ok && strings.EqualFold(tag.Name, filters.Role) {
+					match = true
+					break
+				}
+			}
+			if !match {
+				continue
+			}
+		}
+		filtered = append(filtered, user)
+	}
+
+	switch filters.Sort {
+	case "createdDesc":
+		sort.Slice(filtered, func(i, j int) bool {
+			return filtered[i].CreatedAt.After(filtered[j].CreatedAt)
+		})
+	case "username":
+		fallthrough
+	default:
+		sort.Slice(filtered, func(i, j int) bool {
+			return strings.ToLower(filtered[i].Username) < strings.ToLower(filtered[j].Username)
+		})
+	}
+
+	total := len(filtered)
+	pageSize := pageReq.PageSize
+	if pageSize <= 0 {
+		pageSize = 12
+	}
+	if pageSize > 100 {
+		pageSize = 100
+	}
+	totalPages := (total + pageSize - 1) / pageSize
+	if totalPages < 1 {
+		totalPages = 1
+	}
+	page := pageReq.Page
+	if page < 1 {
+		page = 1
+	}
+	if page > totalPages {
+		page = totalPages
+	}
+
+	start := (page - 1) * pageSize
+	end := start + pageSize
+	if end > total {
+		end = total
+	}
+	pageUsers := filtered[start:end]
+
+	stats := UserPageStats{TotalUsers: len(users)}
+	for _, user := range users {
+		if strings.HasPrefix(user.PasswordHash, "invite/") {
+			stats.PendingInvites++
+		} else if user.Disabled {
+			stats.DisabledUsers++
+		} else {
+			stats.ActiveUsers++
+		}
+	}
+
+	rows := make([]UserRow, len(pageUsers))
+	for i, user := range pageUsers {
+		role := ""
+		tagNames := make([]string, 0, len(user.TagIDs))
+		for _, tagID := range user.TagIDs {
+			if tag, ok := tagMap[tagID]; ok {
+				tagNames = append(tagNames, tag.Name)
+				if tag.Permissions.AdminAccess && role == "" {
+					role = tag.Name
+				} else if role == "" {
+					role = tag.Name
+				}
+			}
+		}
+		if role == "" {
+			role = "user"
+		}
+
+		plan := "standard"
+		for _, tagID := range user.TagIDs {
+			if tag, ok := tagMap[tagID]; ok && strings.EqualFold(tag.Name, "admin") {
+				plan = "unlimited"
+				break
+			}
+		}
+
+		isInvite := strings.HasPrefix(user.PasswordHash, "invite/")
+		status := userStatus(user.Disabled)
+		if isInvite {
+			status = "pending"
+		}
+
+		rows[i] = UserRow{
+			ID:            user.ID,
+			Username:      user.Username,
+			Email:         user.Email,
+			Status:        status,
+			Role:          role,
+			TagIDs:        user.TagIDs,
+			Tags:          strings.Join(tagNames, ", "),
+			Plan:          plan,
+			PolicySummary: "system default",
+			BoxCount:      0,
+			APIKeyCount:   0,
+			CreatedAt:     formatTime(user.CreatedAt),
+			LastSeen:      "-",
+			Disabled:      user.Disabled,
+			IsCurrent:     false,
+			IsInvite:      isInvite,
+		}
+	}
+
+	return UserPage{
+		Rows:       rows,
+		Page:       page,
+		PageSize:   pageSize,
+		Total:      total,
+		HasPrev:    page > 1,
+		HasNext:    page < totalPages,
+		PrevPage:   page - 1,
+		NextPage:   page + 1,
+		TotalPages: totalPages,
+		Stats:      stats,
+	}, nil
+}
+
+func userStatus(disabled bool) string {
+	if disabled {
+		return "disabled"
+	}
+	return "active"
+}
+
+func formatTime(t time.Time) string {
+	if t.IsZero() {
+		return "-"
+	}
+	return t.UTC().Format("2006-01-02 15:04")
+}
+
+func (store *Store) BulkSetUsersDisabled(ids []string, disabled bool) error {
+	return store.db.Update(func(txn *badger.Txn) error {
+		for _, id := range ids {
+			var user User
+			if err := getJSON(txn, userKey(id), &user); err != nil {
+				if errors.Is(err, ErrNotFound) {
+					continue
+				}
+				return err
+			}
+			user.Disabled = disabled
+			user.UpdatedAt = time.Now().UTC()
+			if err := putJSON(txn, userKey(id), user); err != nil {
+				return err
+			}
+		}
+		return nil
+	})
+}
+
+func (store *Store) RevokeUserSessions(userID string) error {
+	tokens, err := store.sessionTokensForUser(userID)
+	if err != nil {
+		return err
+	}
+	return store.db.Update(func(txn *badger.Txn) error {
+		for _, token := range tokens {
+			if err := txn.Delete(sessionKey(token)); err != nil && !errors.Is(err, badger.ErrKeyNotFound) {
+				return err
+			}
+		}
+		return nil
+	})
+}
+
+func (store *Store) BulkRevokeUserSessions(ids []string) error {
+	for _, id := range ids {
+		if err := store.RevokeUserSessions(id); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func (store *Store) sessionTokensForUser(userID string) ([]string, error) {
+	tokens := []string{}
+	err := store.db.View(func(txn *badger.Txn) error {
+		opts := badger.DefaultIteratorOptions
+		opts.Prefix = []byte("session/")
+		it := txn.NewIterator(opts)
+		defer it.Close()
+		for it.Rewind(); it.Valid(); it.Next() {
+			var session Session
+			if err := it.Item().Value(func(data []byte) error {
+				return json.Unmarshal(data, &session)
+			}); err != nil {
+				continue
+			}
+			if session.UserID == userID {
+				tokens = append(tokens, session.Token)
+			}
+		}
+		return nil
+	})
+	return tokens, err
+}
+
+func (store *Store) CountAdminUsers(adminTagID string) (int, error) {
+	users, err := store.ListUsers()
+	if err != nil {
+		return 0, err
+	}
+	count := 0
+	for _, user := range users {
+		if user.Disabled {
+			continue
+		}
+		for _, tagID := range user.TagIDs {
+			if tagID == adminTagID {
+				count++
+				break
+			}
+		}
+	}
+	return count, nil
+}
+
+func (store *Store) CreateUserWithoutPassword(username string, email string, tagIDs []string) (User, error) {
+	hash, err := helpers.RandomHexID(32)
+	if err != nil {
+		return User{}, err
+	}
+	user := User{
+		Username:     username,
+		Email:        email,
+		PasswordHash: "invite/" + hash,
+		TagIDs:       uniqueStrings(tagIDs),
+		Disabled:     true,
+	}
+	if err := store.CreateUser(&user); err != nil {
+		return User{}, err
+	}
+	return user, nil
+}
+
 func (store *Store) getUserByIndex(key []byte) (User, bool, error) {
 	var id string
 	err := store.db.View(func(txn *badger.Txn) error {