Make full sync push pending and pull projects/configurations

cmd/qfs/main.go

@@ -527,44 +527,8 @@ func setupRouter(cfg *config.Config, local *localdb.LocalDB, connMgr *db.Connect
 		if !connMgr.IsOnline() {
 			return
 		}
-		serverDB, err := connMgr.GetDB()
+		if _, err := syncService.ImportProjectsToLocal(); err != nil && !errors.Is(err, sync.ErrOffline) {
-		if err != nil || serverDB == nil {
+			slog.Warn("failed to sync projects from server", "error", err)
-			return
-		}
-
-		projectRepo := repository.NewProjectRepository(serverDB)
-		serverProjects, _, err := projectRepo.List(0, 10000, true)
-		if err != nil {
-			return
-		}
-
-		now := time.Now()
-		for i := range serverProjects {
-			sp := serverProjects[i]
-			localProject, getErr := local.GetProjectByUUID(sp.UUID)
-			if getErr == nil && localProject != nil {
-				// Keep unsynced local changes intact.
-				if localProject.SyncStatus == "pending" {
-					continue
-				}
-				localProject.OwnerUsername = sp.OwnerUsername
-				localProject.Name = sp.Name
-				localProject.IsActive = sp.IsActive
-				localProject.IsSystem = sp.IsSystem
-				localProject.CreatedAt = sp.CreatedAt
-				localProject.UpdatedAt = sp.UpdatedAt
-				serverID := sp.ID
-				localProject.ServerID = &serverID
-				localProject.SyncStatus = "synced"
-				localProject.SyncedAt = &now
-				_ = local.SaveProject(localProject)
-				continue
-			}
-
-			lp := localdb.ProjectToLocal(&sp)
-			lp.SyncStatus = "synced"
-			lp.SyncedAt = &now
-			_ = local.SaveProject(lp)
 		}
 	}
 

internal/handlers/sync.go

@@ -184,12 +184,21 @@ func (h *SyncHandler) SyncPricelists(c *gin.Context) {
 type SyncAllResponse struct {
 	Success                bool   `json:"success"`
 	Message                string `json:"message"`
+	PendingPushed          int    `json:"pending_pushed"`
 	ComponentsSynced       int    `json:"components_synced"`
 	PricelistsSynced       int    `json:"pricelists_synced"`
+	ProjectsImported       int    `json:"projects_imported"`
+	ProjectsUpdated        int    `json:"projects_updated"`
+	ProjectsSkipped        int    `json:"projects_skipped"`
+	ConfigurationsImported int    `json:"configurations_imported"`
+	ConfigurationsUpdated  int    `json:"configurations_updated"`
+	ConfigurationsSkipped  int    `json:"configurations_skipped"`
 	Duration               string `json:"duration"`
 }
 
-// SyncAll syncs both components and pricelists
+// SyncAll performs full bidirectional sync:
+// - push pending local changes (projects/configurations) to server
+// - pull components, pricelists, projects, and configurations from server
 // POST /api/sync/all
 func (h *SyncHandler) SyncAll(c *gin.Context) {
 	if !h.checkOnline() {
@@ -201,7 +210,18 @@ func (h *SyncHandler) SyncAll(c *gin.Context) {
 	}
 
 	startTime := time.Now()
-	var componentsSynced, pricelistsSynced int
+	var pendingPushed, componentsSynced, pricelistsSynced int
+
+	// Push local pending changes first (projects/configurations)
+	pendingPushed, err := h.syncService.PushPendingChanges()
+	if err != nil {
+		slog.Error("pending push failed during full sync", "error", err)
+		c.JSON(http.StatusInternalServerError, gin.H{
+			"success": false,
+			"error":   "Pending changes push failed: " + err.Error(),
+		})
+		return
+	}
 
 	// Sync components
 	mariaDB, err := h.connMgr.GetDB()
@@ -231,16 +251,53 @@ func (h *SyncHandler) SyncAll(c *gin.Context) {
 		c.JSON(http.StatusInternalServerError, gin.H{
 			"success":           false,
 			"error":             "Pricelist sync failed: " + err.Error(),
+			"pending_pushed":    pendingPushed,
 			"components_synced": componentsSynced,
 		})
 		return
 	}
 
+	projectsResult, err := h.syncService.ImportProjectsToLocal()
+	if err != nil {
+		slog.Error("project import failed during full sync", "error", err)
+		c.JSON(http.StatusInternalServerError, gin.H{
+			"success":           false,
+			"error":             "Project import failed: " + err.Error(),
+			"pending_pushed":    pendingPushed,
+			"components_synced": componentsSynced,
+			"pricelists_synced": pricelistsSynced,
+		})
+		return
+	}
+
+	configsResult, err := h.syncService.ImportConfigurationsToLocal()
+	if err != nil {
+		slog.Error("configuration import failed during full sync", "error", err)
+		c.JSON(http.StatusInternalServerError, gin.H{
+			"success":           false,
+			"error":             "Configuration import failed: " + err.Error(),
+			"pending_pushed":    pendingPushed,
+			"components_synced": componentsSynced,
+			"pricelists_synced": pricelistsSynced,
+			"projects_imported": projectsResult.Imported,
+			"projects_updated":  projectsResult.Updated,
+			"projects_skipped":  projectsResult.Skipped,
+		})
+		return
+	}
+
 	c.JSON(http.StatusOK, SyncAllResponse{
 		Success:                true,
 		Message:                "Full sync completed successfully",
+		PendingPushed:          pendingPushed,
 		ComponentsSynced:       componentsSynced,
 		PricelistsSynced:       pricelistsSynced,
+		ProjectsImported:       projectsResult.Imported,
+		ProjectsUpdated:        projectsResult.Updated,
+		ProjectsSkipped:        projectsResult.Skipped,
+		ConfigurationsImported: configsResult.Imported,
+		ConfigurationsUpdated:  configsResult.Updated,
+		ConfigurationsSkipped:  configsResult.Skipped,
 		Duration:               time.Since(startTime).String(),
 	})
 	h.syncService.RecordSyncHeartbeat()
@@ -396,6 +453,9 @@ func (h *SyncHandler) GetUsersStatus(c *gin.Context) {
 		return
 	}
 
+	// Keep current client heartbeat fresh so app version is available in the table.
+	h.syncService.RecordSyncHeartbeat()
+
 	users, err := h.syncService.ListUserSyncStatuses(threshold)
 	if err != nil {
 		c.JSON(http.StatusInternalServerError, gin.H{

internal/services/sync/service.go

@@ -5,6 +5,7 @@ import (
 	"errors"
 	"fmt"
 	"log/slog"
+	"sort"
 	"strings"
 	"time"
 
@@ -64,6 +65,13 @@ type ConfigImportResult struct {
 	Skipped  int `json:"skipped"`
 }
 
+// ProjectImportResult represents server->local project import stats.
+type ProjectImportResult struct {
+	Imported int `json:"imported"`
+	Updated  int `json:"updated"`
+	Skipped  int `json:"skipped"`
+}
+
 // ConfigurationChangePayload is stored in pending_changes.payload for configuration events.
 // It carries version metadata so sync can push the latest snapshot and prepare for conflict resolution.
 type ConfigurationChangePayload struct {
@@ -153,6 +161,77 @@ func (s *Service) ImportConfigurationsToLocal() (*ConfigImportResult, error) {
 	return result, nil
 }
 
+// ImportProjectsToLocal imports projects from MariaDB into local SQLite.
+// Existing local projects with pending local changes are skipped to avoid data loss.
+func (s *Service) ImportProjectsToLocal() (*ProjectImportResult, error) {
+	mariaDB, err := s.getDB()
+	if err != nil {
+		return nil, ErrOffline
+	}
+
+	projectRepo := repository.NewProjectRepository(mariaDB)
+	result := &ProjectImportResult{}
+
+	offset := 0
+	const limit = 200
+	for {
+		serverProjects, _, err := projectRepo.List(offset, limit, true)
+		if err != nil {
+			return nil, fmt.Errorf("listing server projects: %w", err)
+		}
+		if len(serverProjects) == 0 {
+			break
+		}
+
+		now := time.Now()
+		for i := range serverProjects {
+			project := serverProjects[i]
+
+			existing, getErr := s.localDB.GetProjectByUUID(project.UUID)
+			if getErr != nil && !errors.Is(getErr, gorm.ErrRecordNotFound) {
+				return nil, fmt.Errorf("getting local project %s: %w", project.UUID, getErr)
+			}
+
+			if existing != nil && getErr == nil {
+				// Keep unsynced local changes intact.
+				if existing.SyncStatus == "pending" {
+					result.Skipped++
+					continue
+				}
+
+				existing.OwnerUsername = project.OwnerUsername
+				existing.Name = project.Name
+				existing.IsActive = project.IsActive
+				existing.IsSystem = project.IsSystem
+				existing.CreatedAt = project.CreatedAt
+				existing.UpdatedAt = project.UpdatedAt
+				serverID := project.ID
+				existing.ServerID = &serverID
+				existing.SyncStatus = "synced"
+				existing.SyncedAt = &now
+
+				if err := s.localDB.SaveProject(existing); err != nil {
+					return nil, fmt.Errorf("saving local project %s: %w", project.UUID, err)
+				}
+				result.Updated++
+				continue
+			}
+
+			localProject := localdb.ProjectToLocal(&project)
+			localProject.SyncStatus = "synced"
+			localProject.SyncedAt = &now
+			if err := s.localDB.SaveProject(localProject); err != nil {
+				return nil, fmt.Errorf("saving local project %s: %w", project.UUID, err)
+			}
+			result.Imported++
+		}
+
+		offset += len(serverProjects)
+	}
+
+	return result, nil
+}
+
 // GetStatus returns the current sync status
 func (s *Service) GetStatus() (*SyncStatus, error) {
 	lastSync := s.localDB.GetLastSyncTime()
@@ -371,21 +450,85 @@ func (s *Service) ListUserSyncStatuses(onlineThreshold time.Duration) ([]UserSyn
 		return nil, fmt.Errorf("load sync status rows: %w", err)
 	}
 
+	activeUsers, err := s.listConnectedDBUsers(mariaDB)
+	if err != nil {
+		slog.Debug("sync status: failed to load connected DB users", "error", err)
+		activeUsers = map[string]struct{}{}
+	}
+
 	now := time.Now().UTC()
-	result := make([]UserSyncStatus, 0, len(rows))
+	result := make([]UserSyncStatus, 0, len(rows)+len(activeUsers))
 	for i := range rows {
 		r := rows[i]
+		username := strings.TrimSpace(r.Username)
+		if username == "" {
+			continue
+		}
+
+		isOnline := now.Sub(r.LastSyncAt) <= onlineThreshold
+		if _, connected := activeUsers[username]; connected {
+			isOnline = true
+			delete(activeUsers, username)
+		}
+
+		appVersion := strings.TrimSpace(r.AppVersion)
+
 		result = append(result, UserSyncStatus{
-			Username:   r.Username,
+			Username:   username,
 			LastSyncAt: r.LastSyncAt,
-			AppVersion: strings.TrimSpace(r.AppVersion),
+			AppVersion: appVersion,
-			IsOnline:   now.Sub(r.LastSyncAt) <= onlineThreshold,
+			IsOnline:   isOnline,
 		})
 	}
 
+	for username := range activeUsers {
+		result = append(result, UserSyncStatus{
+			Username:   username,
+			LastSyncAt: now,
+			AppVersion: "",
+			IsOnline:   true,
+		})
+	}
+
+	sort.SliceStable(result, func(i, j int) bool {
+		if result[i].IsOnline != result[j].IsOnline {
+			return result[i].IsOnline
+		}
+		if result[i].LastSyncAt.Equal(result[j].LastSyncAt) {
+			return strings.ToLower(result[i].Username) < strings.ToLower(result[j].Username)
+		}
+		return result[i].LastSyncAt.After(result[j].LastSyncAt)
+	})
+
 	return result, nil
 }
 
+func (s *Service) listConnectedDBUsers(mariaDB *gorm.DB) (map[string]struct{}, error) {
+	type processUserRow struct {
+		Username string `gorm:"column:username"`
+	}
+
+	var rows []processUserRow
+	if err := mariaDB.Raw(`
+		SELECT DISTINCT TRIM(USER) AS username
+		FROM information_schema.PROCESSLIST
+		WHERE COALESCE(TRIM(USER), '') <> ''
+		  AND DB = DATABASE()
+	`).Scan(&rows).Error; err != nil {
+		return nil, err
+	}
+
+	users := make(map[string]struct{}, len(rows))
+	for i := range rows {
+		username := strings.TrimSpace(rows[i].Username)
+		if username == "" {
+			continue
+		}
+		users[username] = struct{}{}
+	}
+	return users, nil
+}
+
 func ensureUserSyncStatusTable(db *gorm.DB) error {
 	if err := db.Exec(`
 		CREATE TABLE IF NOT EXISTS qt_pricelist_sync_status (