Merge pull request 'fixed currency validation logic' (#89) from currency-88 into main

Reviewed-on: #89

api/billing/fees/internal/service/fees/internal/calculator/impl.go

@@ -90,10 +90,6 @@ func (c *quoteCalculator) Compute(ctx context.Context, plan *model.FeePlan, inte
 		}
 
 		ledgerAccountRef := strings.TrimSpace(rule.LedgerAccountRef)
-		if ledgerAccountRef == "" {
-			c.logger.Warn("fee rule missing ledger account reference", zap.String("rule_id", rule.RuleID))
-			continue
-		}
 
 		amount, scale, calcErr := c.calculateRuleAmount(baseAmount, baseScale, rule)
 		if calcErr != nil {

api/billing/fees/internal/service/fees/internal/resolver/impl.go

@@ -38,23 +38,23 @@ func New(plans storage.PlansStore, logger *zap.Logger) *feeResolver {
 	}
 }
 
-func (r *feeResolver) ResolveFeeRule(ctx context.Context, orgID *primitive.ObjectID, trigger model.Trigger, at time.Time, attrs map[string]string) (*model.FeePlan, *model.FeeRule, error) {
+func (r *feeResolver) ResolveFeeRule(ctx context.Context, orgRef *primitive.ObjectID, trigger model.Trigger, at time.Time, attrs map[string]string) (*model.FeePlan, *model.FeeRule, error) {
 	if r.plans == nil {
 		return nil, nil, merrors.InvalidArgument("fees: plans store is required")
 	}
 
 	// Try org-specific first if provided.
-	if orgID != nil && !orgID.IsZero() {
-		if plan, err := r.getOrgPlan(ctx, *orgID, at); err == nil {
+	if orgRef != nil && !orgRef.IsZero() {
+		if plan, err := r.getOrgPlan(ctx, *orgRef, at); err == nil {
 			if rule, selErr := selectRule(plan, trigger, at, attrs); selErr == nil {
 				return plan, rule, nil
 			} else if !errors.Is(selErr, ErrNoFeeRuleFound) {
-				r.logger.Warn("failed selecting rule for org plan", zap.Error(selErr), zap.String("org_ref", orgID.Hex()))
+				r.logger.Warn("failed selecting rule for org plan", zap.Error(selErr), zap.String("org_ref", orgRef.Hex()))
 				return nil, nil, selErr
 			}
-			r.logger.Debug("no matching rule in org plan; falling back to global", zap.String("org_ref", orgID.Hex()))
+			r.logger.Debug("no matching rule in org plan; falling back to global", zap.String("org_ref", orgRef.Hex()))
 		} else if !errors.Is(err, storage.ErrFeePlanNotFound) {
-			r.logger.Warn("failed resolving org fee plan", zap.Error(err), zap.String("org_ref", orgID.Hex()))
+			r.logger.Warn("failed resolving org fee plan", zap.Error(err), zap.String("org_ref", orgRef.Hex()))
 			return nil, nil, err
 		}
 	}

api/billing/fees/internal/service/fees/internal/resolver/resolver_test.go

@@ -32,8 +32,8 @@ func TestResolver_GlobalFallbackWhenOrgMissing(t *testing.T) {
 	if err != nil {
 		t.Fatalf("expected fallback to global, got error: %v", err)
 	}
-	if !plan.GetOrganizationRef().IsZero() {
-		t.Fatalf("expected global plan, got orgRef %s", plan.GetOrganizationRef().Hex())
+	if plan.OrganizationRef != nil && !plan.OrganizationRef.IsZero() {
+		t.Fatalf("expected global plan, got orgRef %s", plan.OrganizationRef.Hex())
 	}
 	if rule.RuleID != "global_capture" {
 		t.Fatalf("unexpected rule selected: %s", rule.RuleID)
@@ -59,8 +59,7 @@ func TestResolver_OrgOverridesGlobal(t *testing.T) {
 			{RuleID: "org_capture", Trigger: model.TriggerCapture, Priority: 10, Percentage: "0.03", EffectiveFrom: now.Add(-time.Hour)},
 		},
 	}
-	orgPlan.SetOrganizationRef(org)
-
+	orgPlan.OrganizationRef = &org
 	store := &memoryPlansStore{plans: []*model.FeePlan{globalPlan, orgPlan}}
 	resolver := New(store, zap.NewNop())
 
@@ -95,7 +94,7 @@ func TestResolver_SelectsHighestPriority(t *testing.T) {
 			{RuleID: "high", Trigger: model.TriggerCapture, Priority: 200, Percentage: "0.03", EffectiveFrom: now.Add(-time.Hour)},
 		},
 	}
-	plan.SetOrganizationRef(org)
+	plan.OrganizationRef = &org
 
 	store := &memoryPlansStore{plans: []*model.FeePlan{plan}}
 	resolver := New(store, zap.NewNop())
@@ -136,7 +135,7 @@ func TestResolver_EffectiveDateFiltering(t *testing.T) {
 			{RuleID: "expired", Trigger: model.TriggerCapture, Priority: 100, Percentage: "0.05", EffectiveFrom: past, EffectiveTo: &past},
 		},
 	}
-	orgPlan.SetOrganizationRef(org)
+	orgPlan.OrganizationRef = &org
 
 	globalPlan := &model.FeePlan{
 		Active:        true,
@@ -221,7 +220,7 @@ func TestResolver_MultipleActivePlansConflict(t *testing.T) {
 			{RuleID: "r1", Trigger: model.TriggerCapture, Priority: 10, Percentage: "0.05", EffectiveFrom: now.Add(-time.Hour)},
 		},
 	}
-	p1.SetOrganizationRef(org)
+	p1.OrganizationRef = &org
 	p2 := &model.FeePlan{
 		Active:        true,
 		EffectiveFrom: now.Add(-30 * time.Minute),
@@ -229,7 +228,7 @@ func TestResolver_MultipleActivePlansConflict(t *testing.T) {
 			{RuleID: "r2", Trigger: model.TriggerCapture, Priority: 20, Percentage: "0.03", EffectiveFrom: now.Add(-time.Hour)},
 		},
 	}
-	p2.SetOrganizationRef(org)
+	p2.OrganizationRef = &org
 
 	store := &memoryPlansStore{plans: []*model.FeePlan{p1, p2}}
 	resolver := New(store, zap.NewNop())
@@ -263,7 +262,7 @@ func (m *memoryPlansStore) GetActivePlan(ctx context.Context, orgRef primitive.O
 func (m *memoryPlansStore) FindActiveOrgPlan(_ context.Context, orgRef primitive.ObjectID, at time.Time) (*model.FeePlan, error) {
 	var matches []*model.FeePlan
 	for _, plan := range m.plans {
-		if plan == nil || plan.GetOrganizationRef() != orgRef {
+		if plan == nil || plan.OrganizationRef == nil || plan.OrganizationRef.IsZero() || (*plan.OrganizationRef != orgRef) {
 			continue
 		}
 		if !plan.Active {
@@ -289,7 +288,7 @@ func (m *memoryPlansStore) FindActiveOrgPlan(_ context.Context, orgRef primitive
 func (m *memoryPlansStore) FindActiveGlobalPlan(_ context.Context, at time.Time) (*model.FeePlan, error) {
 	var matches []*model.FeePlan
 	for _, plan := range m.plans {
-		if plan == nil || !plan.GetOrganizationRef().IsZero() {
+		if plan == nil || ((plan.OrganizationRef != nil) && !plan.OrganizationRef.IsZero()) {
 			continue
 		}
 		if !plan.Active {

api/billing/fees/internal/service/fees/logging.go

@@ -0,0 +1,88 @@
+package fees
+
+import (
+	"strings"
+	"time"
+
+	feesv1 "github.com/tech/sendico/pkg/proto/billing/fees/v1"
+	tracev1 "github.com/tech/sendico/pkg/proto/common/trace/v1"
+	"go.uber.org/zap"
+)
+
+func requestLogFields(meta *feesv1.RequestMeta, intent *feesv1.Intent) []zap.Field {
+	fields := logFieldsFromRequestMeta(meta)
+	fields = append(fields, logFieldsFromIntent(intent)...)
+	return fields
+}
+
+func logFieldsFromRequestMeta(meta *feesv1.RequestMeta) []zap.Field {
+	if meta == nil {
+		return nil
+	}
+	fields := make([]zap.Field, 0, 4)
+	if org := strings.TrimSpace(meta.GetOrganizationRef()); org != "" {
+		fields = append(fields, zap.String("organization_ref", org))
+	}
+	fields = append(fields, logFieldsFromTrace(meta.GetTrace())...)
+	return fields
+}
+
+func logFieldsFromIntent(intent *feesv1.Intent) []zap.Field {
+	if intent == nil {
+		return nil
+	}
+	fields := make([]zap.Field, 0, 5)
+	if trigger := intent.GetTrigger(); trigger != feesv1.Trigger_TRIGGER_UNSPECIFIED {
+		fields = append(fields, zap.String("trigger", trigger.String()))
+	}
+	if base := intent.GetBaseAmount(); base != nil {
+		if amount := strings.TrimSpace(base.GetAmount()); amount != "" {
+			fields = append(fields, zap.String("base_amount", amount))
+		}
+		if currency := strings.TrimSpace(base.GetCurrency()); currency != "" {
+			fields = append(fields, zap.String("base_currency", currency))
+		}
+	}
+	if booked := intent.GetBookedAt(); booked != nil && booked.IsValid() {
+		fields = append(fields, zap.Time("booked_at", booked.AsTime()))
+	}
+	if attrs := intent.GetAttributes(); len(attrs) > 0 {
+		fields = append(fields, zap.Int("attributes_count", len(attrs)))
+	}
+	return fields
+}
+
+func logFieldsFromTrace(trace *tracev1.TraceContext) []zap.Field {
+	if trace == nil {
+		return nil
+	}
+	fields := make([]zap.Field, 0, 3)
+	if reqRef := strings.TrimSpace(trace.GetRequestRef()); reqRef != "" {
+		fields = append(fields, zap.String("request_ref", reqRef))
+	}
+	if idem := strings.TrimSpace(trace.GetIdempotencyKey()); idem != "" {
+		fields = append(fields, zap.String("idempotency_key", idem))
+	}
+	if traceRef := strings.TrimSpace(trace.GetTraceRef()); traceRef != "" {
+		fields = append(fields, zap.String("trace_ref", traceRef))
+	}
+	return fields
+}
+
+func logFieldsFromTokenPayload(payload *feeQuoteTokenPayload) []zap.Field {
+	if payload == nil {
+		return nil
+	}
+	fields := make([]zap.Field, 0, 6)
+	if org := strings.TrimSpace(payload.OrganizationRef); org != "" {
+		fields = append(fields, zap.String("organization_ref", org))
+	}
+	if payload.ExpiresAtUnixMs > 0 {
+		fields = append(fields,
+			zap.Int64("expires_at_unix_ms", payload.ExpiresAtUnixMs),
+			zap.Time("expires_at", time.UnixMilli(payload.ExpiresAtUnixMs)))
+	}
+	fields = append(fields, logFieldsFromIntent(payload.Intent)...)
+	fields = append(fields, logFieldsFromTrace(payload.Trace)...)
+	return fields
+}

api/billing/fees/internal/service/fees/service.go

@@ -72,26 +72,57 @@ func (s *Service) Register(router routers.GRPC) error {
 }
 
 func (s *Service) QuoteFees(ctx context.Context, req *feesv1.QuoteFeesRequest) (resp *feesv1.QuoteFeesResponse, err error) {
+	var (
+		meta   *feesv1.RequestMeta
+		intent *feesv1.Intent
+	)
+	if req != nil {
+		meta = req.GetMeta()
+		intent = req.GetIntent()
+	}
+	logger := s.logger.With(requestLogFields(meta, intent)...)
+
 	start := s.clock.Now()
 	trigger := feesv1.Trigger_TRIGGER_UNSPECIFIED
-	if req != nil && req.GetIntent() != nil {
-		trigger = req.GetIntent().GetTrigger()
+	if intent != nil {
+		trigger = intent.GetTrigger()
 	}
 	var fxUsed bool
 	defer func() {
 		statusLabel := statusFromError(err)
+		linesCount := 0
+		appliedCount := 0
 		if err == nil && resp != nil {
 			fxUsed = resp.GetFxUsed() != nil
+			linesCount = len(resp.GetLines())
+			appliedCount = len(resp.GetApplied())
 		}
 		observeMetrics("quote", trigger, statusLabel, fxUsed, time.Since(start))
+
+		logFields := []zap.Field{
+			zap.String("status", statusLabel),
+			zap.Duration("duration", time.Since(start)),
+			zap.Bool("fx_used", fxUsed),
+			zap.String("trigger", trigger.String()),
+			zap.Int("lines", linesCount),
+			zap.Int("applied_rules", appliedCount),
+		}
+		if err != nil {
+			logger.Warn("QuoteFees finished", append(logFields, zap.Error(err))...)
+			return
+		}
+		logger.Info("QuoteFees finished", logFields...)
 	}()
 
+	logger.Debug("QuoteFees request received")
+
 	if err = s.validateQuoteRequest(req); err != nil {
 		return nil, err
 	}
 
 	orgRef, parseErr := primitive.ObjectIDFromHex(req.GetMeta().GetOrganizationRef())
 	if parseErr != nil {
+		logger.Warn("QuoteFees invalid organization_ref", zap.Error(parseErr))
 		err = status.Error(codes.InvalidArgument, "invalid organization_ref")
 		return nil, err
 	}
@@ -112,20 +143,59 @@ func (s *Service) QuoteFees(ctx context.Context, req *feesv1.QuoteFeesRequest) (
 }
 
 func (s *Service) PrecomputeFees(ctx context.Context, req *feesv1.PrecomputeFeesRequest) (resp *feesv1.PrecomputeFeesResponse, err error) {
+	var (
+		meta   *feesv1.RequestMeta
+		intent *feesv1.Intent
+	)
+	if req != nil {
+		meta = req.GetMeta()
+		intent = req.GetIntent()
+	}
+	logger := s.logger.With(requestLogFields(meta, intent)...)
+
 	start := s.clock.Now()
 	trigger := feesv1.Trigger_TRIGGER_UNSPECIFIED
-	if req != nil && req.GetIntent() != nil {
-		trigger = req.GetIntent().GetTrigger()
+	if intent != nil {
+		trigger = intent.GetTrigger()
 	}
-	var fxUsed bool
+	var (
+		fxUsed    bool
+		expiresAt time.Time
+	)
 	defer func() {
 		statusLabel := statusFromError(err)
+		linesCount := 0
+		appliedCount := 0
 		if err == nil && resp != nil {
 			fxUsed = resp.GetFxUsed() != nil
+			linesCount = len(resp.GetLines())
+			appliedCount = len(resp.GetApplied())
+			if ts := resp.GetExpiresAt(); ts != nil {
+				expiresAt = ts.AsTime()
+			}
 		}
 		observeMetrics("precompute", trigger, statusLabel, fxUsed, time.Since(start))
+
+		logFields := []zap.Field{
+			zap.String("status", statusLabel),
+			zap.Duration("duration", time.Since(start)),
+			zap.Bool("fx_used", fxUsed),
+			zap.String("trigger", trigger.String()),
+			zap.Int("lines", linesCount),
+			zap.Int("applied_rules", appliedCount),
+		}
+		if !expiresAt.IsZero() {
+			logFields = append(logFields, zap.Time("expires_at", expiresAt))
+		}
+		if err != nil {
+			logger.Warn("PrecomputeFees finished", append(logFields, zap.Error(err))...)
+			return
+		}
+		logger.Info("PrecomputeFees finished", logFields...)
 	}()
 
+	logger.Debug("PrecomputeFees request received")
+
 	if err = s.validatePrecomputeRequest(req); err != nil {
 		return nil, err
 	}
@@ -134,6 +204,7 @@ func (s *Service) PrecomputeFees(ctx context.Context, req *feesv1.PrecomputeFees
 
 	orgRef, parseErr := primitive.ObjectIDFromHex(req.GetMeta().GetOrganizationRef())
 	if parseErr != nil {
+		logger.Warn("PrecomputeFees invalid organization_ref", zap.Error(parseErr))
 		err = status.Error(codes.InvalidArgument, "invalid organization_ref")
 		return nil, err
 	}
@@ -148,7 +219,7 @@ func (s *Service) PrecomputeFees(ctx context.Context, req *feesv1.PrecomputeFees
 	if ttl <= 0 {
 		ttl = 60000
 	}
-	expiresAt := now.Add(time.Duration(ttl) * time.Millisecond)
+	expiresAt = now.Add(time.Duration(ttl) * time.Millisecond)
 
 	payload := feeQuoteTokenPayload{
 		OrganizationRef: req.GetMeta().GetOrganizationRef(),
@@ -159,7 +230,7 @@ func (s *Service) PrecomputeFees(ctx context.Context, req *feesv1.PrecomputeFees
 
 	var token string
 	if token, err = encodeTokenPayload(payload); err != nil {
-		s.logger.Warn("failed to encode fee quote token", zap.Error(err))
+		logger.Warn("failed to encode fee quote token", zap.Error(err))
 		err = status.Error(codes.Internal, "failed to encode fee quote token")
 		return nil, err
 	}
@@ -176,9 +247,18 @@ func (s *Service) PrecomputeFees(ctx context.Context, req *feesv1.PrecomputeFees
 }
 
 func (s *Service) ValidateFeeToken(ctx context.Context, req *feesv1.ValidateFeeTokenRequest) (resp *feesv1.ValidateFeeTokenResponse, err error) {
+	tokenLen := 0
+	if req != nil {
+		tokenLen = len(strings.TrimSpace(req.GetFeeQuoteToken()))
+	}
+	logger := s.logger.With(zap.Int("token_length", tokenLen))
+
 	start := s.clock.Now()
 	trigger := feesv1.Trigger_TRIGGER_UNSPECIFIED
-	var fxUsed bool
+	var (
+		fxUsed       bool
+		resultReason string
+	)
 	defer func() {
 		statusLabel := statusFromError(err)
 		if err == nil && resp != nil {
@@ -191,9 +271,28 @@ func (s *Service) ValidateFeeToken(ctx context.Context, req *feesv1.ValidateFeeT
 			}
 		}
 		observeMetrics("validate", trigger, statusLabel, fxUsed, time.Since(start))
+
+		logFields := []zap.Field{
+			zap.String("status", statusLabel),
+			zap.Duration("duration", time.Since(start)),
+			zap.Bool("fx_used", fxUsed),
+			zap.String("trigger", trigger.String()),
+			zap.Bool("valid", resp != nil && resp.GetValid()),
+		}
+		if resultReason != "" {
+			logFields = append(logFields, zap.String("reason", resultReason))
+		}
+		if err != nil {
+			logger.Warn("ValidateFeeToken finished", append(logFields, zap.Error(err))...)
+			return
+		}
+		logger.Info("ValidateFeeToken finished", logFields...)
 	}()
 
+	logger.Debug("ValidateFeeToken request received")
+
 	if req == nil || strings.TrimSpace(req.GetFeeQuoteToken()) == "" {
+		resultReason = "missing_token"
 		err = status.Error(codes.InvalidArgument, "fee_quote_token is required")
 		return nil, err
 	}
@@ -202,21 +301,29 @@ func (s *Service) ValidateFeeToken(ctx context.Context, req *feesv1.ValidateFeeT
 
 	payload, decodeErr := decodeTokenPayload(req.GetFeeQuoteToken())
 	if decodeErr != nil {
-		s.logger.Warn("failed to decode fee quote token", zap.Error(decodeErr))
+		resultReason = "invalid_token"
+		logger.Warn("failed to decode fee quote token", zap.Error(decodeErr))
 		resp = &feesv1.ValidateFeeTokenResponse{Meta: &feesv1.ResponseMeta{}, Valid: false, Reason: "invalid_token"}
 		return resp, nil
 	}
 
-	trigger = payload.Intent.GetTrigger()
+	logger = logger.With(logFieldsFromTokenPayload(&payload)...)
+
+	if payload.Intent != nil {
+		trigger = payload.Intent.GetTrigger()
+	}
 
 	if now.UnixMilli() > payload.ExpiresAtUnixMs {
+		resultReason = "expired"
+		logger.Info("fee quote token expired")
 		resp = &feesv1.ValidateFeeTokenResponse{Meta: &feesv1.ResponseMeta{}, Valid: false, Reason: "expired"}
 		return resp, nil
 	}
 
 	orgRef, parseErr := primitive.ObjectIDFromHex(payload.OrganizationRef)
 	if parseErr != nil {
-		s.logger.Warn("token contained invalid organization reference", zap.Error(parseErr))
+		resultReason = "invalid_token"
+		logger.Warn("token contained invalid organization reference", zap.Error(parseErr))
 		resp = &feesv1.ValidateFeeTokenResponse{Meta: &feesv1.ResponseMeta{}, Valid: false, Reason: "invalid_token"}
 		return resp, nil
 	}
@@ -280,6 +387,16 @@ func (s *Service) computeQuoteWithTime(ctx context.Context, orgRef primitive.Obj
 		bookedAt = intent.GetBookedAt().AsTime()
 	}
 
+	logFields := []zap.Field{
+		zap.Time("booked_at_used", bookedAt),
+	}
+	if !orgRef.IsZero() {
+		logFields = append(logFields, zap.String("organization_ref", orgRef.Hex()))
+	}
+	logFields = append(logFields, logFieldsFromIntent(intent)...)
+	logFields = append(logFields, logFieldsFromTrace(trace)...)
+	logger := s.logger.With(logFields...)
+
 	var orgPtr *primitive.ObjectID
 	if !orgRef.IsZero() {
 		orgPtr = &orgRef
@@ -288,7 +405,7 @@ func (s *Service) computeQuoteWithTime(ctx context.Context, orgRef primitive.Obj
 	plan, rule, err := s.resolver.ResolveFeeRule(ctx, orgPtr, convertTrigger(intent.GetTrigger()), bookedAt, intent.GetAttributes())
 	if err != nil {
 		switch {
-	case errors.Is(err, merrors.ErrNoData):
+		case errors.Is(err, merrors.ErrNoData):
 			return nil, nil, nil, status.Error(codes.NotFound, "fee rule not found")
 		case errors.Is(err, merrors.ErrDataConflict):
 			return nil, nil, nil, status.Error(codes.FailedPrecondition, "conflicting fee rules")
@@ -297,7 +414,7 @@ func (s *Service) computeQuoteWithTime(ctx context.Context, orgRef primitive.Obj
 		case errors.Is(err, storage.ErrFeePlanNotFound):
 			return nil, nil, nil, status.Error(codes.NotFound, "fee plan not found")
 		default:
-			s.logger.Warn("failed to resolve fee rule", zap.Error(err))
+			logger.Warn("failed to resolve fee rule", zap.Error(err))
 			return nil, nil, nil, status.Error(codes.Internal, "failed to resolve fee rule")
 		}
 	}
@@ -313,7 +430,7 @@ func (s *Service) computeQuoteWithTime(ctx context.Context, orgRef primitive.Obj
 		if errors.Is(calcErr, merrors.ErrInvalidArg) {
 			return nil, nil, nil, status.Error(codes.InvalidArgument, calcErr.Error())
 		}
-		s.logger.Warn("failed to compute fee quote", zap.Error(calcErr))
+		logger.Warn("failed to compute fee quote", zap.Error(calcErr))
 		return nil, nil, nil, status.Error(codes.Internal, "failed to compute fee quote")
 	}
 

api/billing/fees/internal/service/fees/service_test.go

@@ -49,7 +49,7 @@ func TestQuoteFees_ComputesDerivedLines(t *testing.T) {
 		},
 	}
 	plan.SetID(primitive.NewObjectID())
-	plan.SetOrganizationRef(orgRef)
+	plan.OrganizationRef = &orgRef
 
 	service := NewService(
 		zap.NewNop(),
@@ -163,7 +163,7 @@ func TestQuoteFees_FiltersByAttributesAndDates(t *testing.T) {
 		},
 	}
 	plan.SetID(primitive.NewObjectID())
-	plan.SetOrganizationRef(orgRef)
+	plan.OrganizationRef = &orgRef
 
 	service := NewService(
 		zap.NewNop(),
@@ -224,7 +224,7 @@ func TestQuoteFees_RoundingDown(t *testing.T) {
 		},
 	}
 	plan.SetID(primitive.NewObjectID())
-	plan.SetOrganizationRef(orgRef)
+	plan.OrganizationRef = &orgRef
 
 	service := NewService(
 		zap.NewNop(),
@@ -277,7 +277,7 @@ func TestQuoteFees_UsesInjectedCalculator(t *testing.T) {
 		},
 	}
 	plan.SetID(primitive.NewObjectID())
-	plan.SetOrganizationRef(orgRef)
+	plan.OrganizationRef = &orgRef
 
 	result := &types.CalculationResult{
 		Lines: []*feesv1.DerivedPostingLine{
@@ -353,7 +353,7 @@ func TestQuoteFees_PopulatesFxUsed(t *testing.T) {
 		},
 	}
 	plan.SetID(primitive.NewObjectID())
-	plan.SetOrganizationRef(orgRef)
+	plan.OrganizationRef = &orgRef
 
 	fakeOracle := &oracleclient.Fake{
 		LatestRateFn: func(ctx context.Context, req oracleclient.LatestRateParams) (*oracleclient.RateSnapshot, error) {
@@ -452,7 +452,7 @@ func (s *stubPlansStore) FindActiveOrgPlan(_ context.Context, orgRef primitive.O
 	if s.plan == nil {
 		return nil, storage.ErrFeePlanNotFound
 	}
-	if s.plan.GetOrganizationRef() != orgRef {
+	if (s.plan.OrganizationRef != nil) && (*s.plan.OrganizationRef != orgRef) {
 		return nil, storage.ErrFeePlanNotFound
 	}
 	if !s.plan.Active {

api/billing/fees/storage/model/plan.go

@@ -5,6 +5,7 @@ import (
 
 	"github.com/tech/sendico/pkg/db/storable"
 	"github.com/tech/sendico/pkg/model"
+	"go.mongodb.org/mongo-driver/bson/primitive"
 )
 
 const (
@@ -25,14 +26,14 @@ const (
 
 // FeePlan describes a collection of fee rules for an organisation.
 type FeePlan struct {
-	storable.Base               `bson:",inline" json:",inline"`
-	model.OrganizationBoundBase `bson:",inline" json:",inline"`
-	model.Describable           `bson:",inline" json:",inline"`
-	Active                      bool              `bson:"active"             json:"active"`
-	EffectiveFrom               time.Time         `bson:"effectiveFrom"      json:"effectiveFrom"`
-	EffectiveTo                 *time.Time        `bson:"effectiveTo,omitempty" json:"effectiveTo,omitempty"`
-	Rules                       []FeeRule         `bson:"rules,omitempty"    json:"rules,omitempty"`
-	Metadata                    map[string]string `bson:"metadata,omitempty" json:"metadata,omitempty"`
+	storable.Base     `bson:",inline" json:",inline"`
+	model.Describable `bson:",inline" json:",inline"`
+	OrganizationRef   *primitive.ObjectID `bson:"organizationRef,omitempty" json:"organizationRef,omitempty"`
+	Active            bool                `bson:"active"             json:"active"`
+	EffectiveFrom     time.Time           `bson:"effectiveFrom"      json:"effectiveFrom"`
+	EffectiveTo       *time.Time          `bson:"effectiveTo,omitempty" json:"effectiveTo,omitempty"`
+	Rules             []FeeRule           `bson:"rules,omitempty"    json:"rules,omitempty"`
+	Metadata          map[string]string   `bson:"metadata,omitempty" json:"metadata,omitempty"`
 }
 
 // Collection implements storable.Storable.

api/payments/orchestrator/config.yml

@@ -61,3 +61,6 @@ card_gateways:
   monetix:
     funding_address: "wallet_funding_monetix"
     fee_address: "wallet_fee_monetix"
+
+fee_ledger_accounts:
+  monetix: "ledger:fees:monetix"

api/payments/orchestrator/internal/server/internal/serverimp.go

@@ -46,6 +46,7 @@ type config struct {
 	Gateway         clientConfig                      `yaml:"gateway"`
 	Oracle          clientConfig                      `yaml:"oracle"`
 	CardGateways    map[string]cardGatewayRouteConfig `yaml:"card_gateways"`
+	FeeAccounts     map[string]string                 `yaml:"fee_ledger_accounts"`
 }
 
 type clientConfig struct {
@@ -159,6 +160,9 @@ func (i *Imp) Start() error {
 		if routes := buildCardGatewayRoutes(cfg.CardGateways); len(routes) > 0 {
 			opts = append(opts, orchestrator.WithCardGatewayRoutes(routes))
 		}
+		if feeAccounts := buildFeeLedgerAccounts(cfg.FeeAccounts); len(feeAccounts) > 0 {
+			opts = append(opts, orchestrator.WithFeeLedgerAccounts(feeAccounts))
+		}
 		return orchestrator.NewService(logger, repo, opts...), nil
 	}
 
@@ -323,3 +327,19 @@ func buildCardGatewayRoutes(src map[string]cardGatewayRouteConfig) map[string]or
 	}
 	return result
 }
+
+func buildFeeLedgerAccounts(src map[string]string) map[string]string {
+	if len(src) == 0 {
+		return nil
+	}
+	result := make(map[string]string, len(src))
+	for key, account := range src {
+		k := strings.ToLower(strings.TrimSpace(key))
+		v := strings.TrimSpace(account)
+		if k == "" || v == "" {
+			continue
+		}
+		result[k] = v
+	}
+	return result
+}

api/payments/orchestrator/internal/service/orchestrator/helpers.go

@@ -383,6 +383,22 @@ func feeBreakdownFromQuote(quote *orchestratorv1.PaymentQuote) []*chainv1.Servic
 	return breakdown
 }
 
+func assignLedgerAccounts(lines []*feesv1.DerivedPostingLine, account string) []*feesv1.DerivedPostingLine {
+	if account == "" || len(lines) == 0 {
+		return lines
+	}
+	for _, line := range lines {
+		if line == nil {
+			continue
+		}
+		if strings.TrimSpace(line.GetLedgerAccountRef()) != "" {
+			continue
+		}
+		line.LedgerAccountRef = account
+	}
+	return lines
+}
+
 func moneyEquals(a, b *moneyv1.Money) bool {
 	if a == nil || b == nil {
 		return false

api/payments/orchestrator/internal/service/orchestrator/options.go

@@ -113,6 +113,24 @@ func WithCardGatewayRoutes(routes map[string]CardGatewayRoute) Option {
 	}
 }
 
+// WithFeeLedgerAccounts maps gateway identifiers to ledger accounts used for fees.
+func WithFeeLedgerAccounts(routes map[string]string) Option {
+	return func(s *Service) {
+		if len(routes) == 0 {
+			return
+		}
+		s.deps.feeLedgerAccounts = make(map[string]string, len(routes))
+		for k, v := range routes {
+			key := strings.ToLower(strings.TrimSpace(k))
+			val := strings.TrimSpace(v)
+			if key == "" || val == "" {
+				continue
+			}
+			s.deps.feeLedgerAccounts[key] = val
+		}
+	}
+}
+
 // WithClock overrides the default clock.
 func WithClock(clock clockpkg.Clock) Option {
 	return func(s *Service) {

api/payments/orchestrator/internal/service/orchestrator/quote_engine.go

@@ -52,7 +52,9 @@ func (s *Service) buildPaymentQuote(ctx context.Context, orgRef string, req *orc
 	} else if amount != nil {
 		feeCurrency = amount.GetCurrency()
 	}
-	feeTotal := extractFeeTotal(feeQuote.GetLines(), feeCurrency)
+	feeLines := cloneFeeLines(feeQuote.GetLines())
+	s.assignFeeLedgerAccounts(intent, feeLines)
+	feeTotal := extractFeeTotal(feeLines, feeCurrency)
 
 	var networkFee *chainv1.EstimateTransferFeeResponse
 	if shouldEstimateNetworkFee(intent) {
@@ -69,7 +71,7 @@ func (s *Service) buildPaymentQuote(ctx context.Context, orgRef string, req *orc
 		DebitAmount:              debitAmount,
 		ExpectedSettlementAmount: settlementAmount,
 		ExpectedFeeTotal:         feeTotal,
-		FeeLines:                 cloneFeeLines(feeQuote.GetLines()),
+		FeeLines:                 feeLines,
 		FeeRules:                 cloneFeeRules(feeQuote.GetApplied()),
 		FxQuote:                  fxQuote,
 		NetworkFee:               networkFee,
@@ -207,3 +209,53 @@ func (s *Service) requestFXQuote(ctx context.Context, orgRef string, req *orches
 	}
 	return quoteToProto(quote), nil
 }
+
+func (s *Service) feeLedgerAccountForIntent(intent *orchestratorv1.PaymentIntent) string {
+	if intent == nil || len(s.deps.feeLedgerAccounts) == 0 {
+		return ""
+	}
+
+	key := s.gatewayKeyFromIntent(intent)
+	if key == "" {
+		return ""
+	}
+	return strings.TrimSpace(s.deps.feeLedgerAccounts[key])
+}
+
+func (s *Service) assignFeeLedgerAccounts(intent *orchestratorv1.PaymentIntent, lines []*feesv1.DerivedPostingLine) {
+	account := s.feeLedgerAccountForIntent(intent)
+	key := s.gatewayKeyFromIntent(intent)
+
+	missing := 0
+	for _, line := range lines {
+		if line == nil {
+			continue
+		}
+		if strings.TrimSpace(line.GetLedgerAccountRef()) == "" {
+			missing++
+		}
+	}
+	if missing == 0 {
+		return
+	}
+
+	if account == "" {
+		s.logger.Debug("no fee ledger account mapping found", zap.String("gateway", key), zap.Int("missing_lines", missing))
+		return
+	}
+	assignLedgerAccounts(lines, account)
+	s.logger.Debug("applied fee ledger account mapping", zap.String("gateway", key), zap.String("ledger_account", account), zap.Int("lines", missing))
+}
+
+func (s *Service) gatewayKeyFromIntent(intent *orchestratorv1.PaymentIntent) string {
+	if intent == nil {
+		return ""
+	}
+	key := strings.TrimSpace(intent.GetAttributes()["gateway"])
+	if key == "" {
+		if dest := intent.GetDestination(); dest != nil && dest.GetCard() != nil {
+			key = defaultCardGateway
+		}
+	}
+	return strings.ToLower(key)
+}

api/payments/orchestrator/internal/service/orchestrator/service.go

@@ -41,12 +41,13 @@ type Service struct {
 }
 
 type serviceDependencies struct {
-	fees       feesDependency
-	ledger     ledgerDependency
-	gateway    gatewayDependency
-	oracle     oracleDependency
-	mntx       mntxDependency
-	cardRoutes map[string]CardGatewayRoute
+	fees              feesDependency
+	ledger            ledgerDependency
+	gateway           gatewayDependency
+	oracle            oracleDependency
+	mntx              mntxDependency
+	cardRoutes        map[string]CardGatewayRoute
+	feeLedgerAccounts map[string]string
 }
 
 type handlerSet struct {

api/server/config.yml

@@ -90,8 +90,8 @@ api:
     call_timeout_seconds: 5
     insecure: true
   payment_orchestrator:
-    address: sendico_payment_orchestrator:50062
-    address_env: PAYMENT_ORCHESTRATOR_ADDRESS
+    address: sendico_payments_orchestrator:50062
+    address_env: PAYMENTS_ADDRESS
     dial_timeout_seconds: 5
     call_timeout_seconds: 5
     insecure: true

api/server/interface/api/srequest/payment_intent.go

@@ -15,6 +15,12 @@ type PaymentIntent struct {
 	Attributes     map[string]string `json:"attributes,omitempty"`
 }
 
+type AssetResolverStub struct{}
+
+func (a *AssetResolverStub) IsSupported(_ string) bool {
+	return true
+}
+
 func (p *PaymentIntent) Validate() error {
 	// Kind must be set (non-zero)
 	var zeroKind PaymentKind
@@ -33,7 +39,8 @@ func (p *PaymentIntent) Validate() error {
 	if p.Amount == nil {
 		return merrors.InvalidArgument("amount is required", "intent.amount")
 	}
-	if err := ValidateMoney(p.Amount); err != nil {
+	//TODO: collect supported currencies and validate against them
+	if err := ValidateMoney(p.Amount, &AssetResolverStub{}); err != nil {
 		return err
 	}
 

api/server/interface/api/srequest/payment_value_objects.go

@@ -1,30 +1,77 @@
 package srequest
 
 import (
+	"regexp"
+	"strings"
+
 	"github.com/shopspring/decimal"
 	"github.com/tech/sendico/pkg/merrors"
 	"github.com/tech/sendico/pkg/model"
 )
 
-func ValidateMoney(m *model.Money) error {
-	if m.Amount == "" {
-		return merrors.InvalidArgument("amount is required", "intent.amount")
-	}
-	if m.Currency == "" {
+// AssetResolver defines environment-specific supported assets.
+// Implementations should check:
+// - fiat assets (ISO-4217)
+// - crypto assets supported by gateways / FX providers
+type AssetResolver interface {
+	IsSupported(ticker string) bool
+}
+
+// Precompile regex for efficiency.
+var currencySyntax = regexp.MustCompile(`^[A-Z0-9]{2,10}$`)
+
+// ValidateCurrency validates currency syntax and checks dictionary via assetResolver.
+func ValidateCurrency(cur string, assetResolver AssetResolver) error {
+	// Basic presence
+	if strings.TrimSpace(cur) == "" {
 		return merrors.InvalidArgument("currency is required", "intent.currency")
 	}
 
-	if _, err := decimal.NewFromString(m.Amount); err != nil {
-		return merrors.InvalidArgument("invalid amount decimal", "intent.amount")
+	// Normalize
+	cur = strings.ToUpper(strings.TrimSpace(cur))
+
+	// Syntax check
+	if !currencySyntax.MatchString(cur) {
+		return merrors.InvalidArgument(
+			"invalid currency format (must be A–Z0–9, length 2–10)",
+			"intent.currency",
+		)
 	}
 
-	if len(m.Currency) != 3 {
-		return merrors.InvalidArgument("currency must be 3 letters", "intent.currency")
+	// Dictionary validation
+	if assetResolver == nil {
+		return merrors.InvalidArgument("asset resolver is not configured", "intent.currency")
 	}
-	for _, c := range m.Currency {
-		if c < 'A' || c > 'Z' {
-			return merrors.InvalidArgument("currency must be uppercase A-Z", "intent.currency")
-		}
+
+	if !assetResolver.IsSupported(cur) {
+		return merrors.InvalidArgument("unsupported currency/asset", "intent.currency")
+	}
+
+	return nil
+}
+
+func ValidateMoney(m *model.Money, assetResolver AssetResolver) error {
+	if m == nil {
+		return merrors.InvalidArgument("money is required", "intent.amount")
+	}
+
+	// 1) Basic presence
+	if strings.TrimSpace(m.Amount) == "" {
+		return merrors.InvalidArgument("amount is required", "intent.amount")
+	}
+
+	// 2) Validate decimal amount
+	amount, err := decimal.NewFromString(m.Amount)
+	if err != nil {
+		return merrors.InvalidArgument("invalid decimal amount", "intent.amount")
+	}
+	if amount.IsNegative() {
+		return merrors.InvalidArgument("amount must be >= 0", "intent.amount")
+	}
+
+	// 3) Validate currency via helper
+	if err := ValidateCurrency(m.Currency, assetResolver); err != nil {
+		return err
 	}
 
 	return nil
@@ -36,31 +83,15 @@ type CurrencyPair struct {
 }
 
 func (p *CurrencyPair) Validate() error {
-	if p.Base == "" {
-		return merrors.InvalidArgument("base currency is required", "intent.fx.pair.base")
+	if p == nil {
+		return merrors.InvalidArgument("currency pair is required", "currncy_pair")
 	}
-	if p.Quote == "" {
-		return merrors.InvalidArgument("quote currency is required", "intent.fx.pair.quote")
+	if err := ValidateCurrency(p.Base, &AssetResolverStub{}); err != nil {
+		return merrors.InvalidArgument("invalid base currency in pair: "+err.Error(), "currency_pair.base")
 	}
-
-	if len(p.Base) != 3 {
-		return merrors.InvalidArgument("base currency must be 3 letters", "intent.fx.pair.base")
+	if err := ValidateCurrency(p.Quote, &AssetResolverStub{}); err != nil {
+		return merrors.InvalidArgument("invalid quote currency in pair: "+err.Error(), "currency_pair.quote")
 	}
-	if len(p.Quote) != 3 {
-		return merrors.InvalidArgument("quote currency must be 3 letters", "intent.fx.pair.quote")
-	}
-
-	for _, c := range p.Base {
-		if c < 'A' || c > 'Z' {
-			return merrors.InvalidArgument("base currency must be uppercase A-Z", "intent.fx.pair.base")
-		}
-	}
-	for _, c := range p.Quote {
-		if c < 'A' || c > 'Z' {
-			return merrors.InvalidArgument("quote currency must be uppercase A-Z", "intent.fx.pair.quote")
-		}
-	}
-
 	return nil
 }
 

ci/prod/compose/bff.yml

@@ -31,6 +31,7 @@ services:
       NATS_PASSWORD: ${NATS_PASSWORD}
       CHAIN_GATEWAY_ADDRESS: ${CHAIN_GATEWAY_SERVICE_NAME}:${CHAIN_GATEWAY_GRPC_PORT}
       LEDGER_ADDRESS: ${LEDGER_SERVICE_NAME}:${LEDGER_GRPC_PORT}
+      PAYMENTS_ADDRESS: ${PAYMENTS_SERVICE_NAME}:${PAYMENTS_GRPC_PORT}
       MONGO_HOST: ${MONGO_HOST}
       MONGO_PORT: ${MONGO_PORT}
       MONGO_DATABASE: ${MONGO_DATABASE}

frontend/pshared/lib/config/common.dart

@@ -11,8 +11,6 @@ class CommonConstants {
   static String apiEndpoint = '/api/v1';
   static String amplitudeSecret = 'c3d75b3e2520d708440acbb16b923e79';
   static String amplitudeServerZone = 'EU';
-  static String posthogApiKey = '';
-  static String posthogHost = 'https://eu.i.posthog.com';
   static Locale defaultLocale = const Locale('en');
   static String defaultCurrency = 'EUR';
   static int defaultDimensionLength = 500;
@@ -38,8 +36,6 @@ class CommonConstants {
     apiEndpoint = configJson['apiEndpoint'] ?? apiEndpoint;
     amplitudeSecret = configJson['amplitudeSecret'] ?? amplitudeSecret;
     amplitudeServerZone = configJson['amplitudeServerZone'] ?? amplitudeServerZone;
-    posthogApiKey = configJson['posthogApiKey'] ?? posthogApiKey;
-    posthogHost = configJson['posthogHost'] ?? posthogHost;
     defaultLocale = Locale(configJson['defaultLocale'] ?? defaultLocale.languageCode);
     defaultCurrency = configJson['defaultCurrency'] ?? defaultCurrency;
     wsProto = configJson['wsProto'] ?? wsProto;

frontend/pshared/lib/config/mobile.dart

@@ -15,8 +15,6 @@ class Constants extends CommonConstants {
   static String get currentOrgKey => CommonConstants.currentOrgKey;
   static String get apiUrl => CommonConstants.apiUrl;
   static String get serviceUrl => CommonConstants.serviceUrl;
-  static String get posthogApiKey => CommonConstants.posthogApiKey;
-  static String get posthogHost => CommonConstants.posthogHost;
   static int get defaultDimensionLength => CommonConstants.defaultDimensionLength;
   static String get deviceIdStorageKey => CommonConstants.deviceIdStorageKey;
   static String get nilObjectRef => CommonConstants.nilObjectRef;

frontend/pshared/lib/config/web.dart

@@ -21,8 +21,6 @@ extension AppConfigExtension on AppConfig {
   external String? get apiEndpoint;
   external String? get amplitudeSecret;
   external String? get amplitudeServerZone;
-  external String? get posthogApiKey;
-  external String? get posthogHost;
   external String? get defaultLocale;
   external String? get wsProto;
   external String? get wsEndpoint;
@@ -42,8 +40,6 @@ class Constants extends CommonConstants {
   static String get currentOrgKey => CommonConstants.currentOrgKey;
   static String get apiUrl => CommonConstants.apiUrl;
   static String get serviceUrl => CommonConstants.serviceUrl;
-  static String get posthogApiKey => CommonConstants.posthogApiKey;
-  static String get posthogHost => CommonConstants.posthogHost;
   static int get defaultDimensionLength => CommonConstants.defaultDimensionLength;
   static String get deviceIdStorageKey => CommonConstants.deviceIdStorageKey;
   static String get nilObjectRef => CommonConstants.nilObjectRef;
@@ -61,8 +57,6 @@ class Constants extends CommonConstants {
         'apiEndpoint': config.apiEndpoint,
         'amplitudeSecret': config.amplitudeSecret,
         'amplitudeServerZone': config.amplitudeServerZone,
-        'posthogApiKey': config.posthogApiKey,
-        'posthogHost': config.posthogHost,
         'defaultLocale': config.defaultLocale,
         'wsProto': config.wsProto,
         'wsEndpoint': config.wsEndpoint,

frontend/pshared/lib/models/resources.dart

@@ -79,13 +79,12 @@ enum ResourceType {
   @JsonValue('payments')
   payments,
 
-  /// Represents payment orchestration service
-  @JsonValue('payment_orchestrator')
-  paymentOrchestrator,
-
   @JsonValue('payment_methods')
   paymentMethods,
 
+  @JsonValue('payment_orchestrator')
+  paymentOrchestrator,
+
   /// Represents permissions service
   @JsonValue('permissions')
   permissions,

frontend/pshared/lib/provider/account.dart

@@ -1,5 +1,3 @@
-import 'dart:async';
-
 import 'package:flutter/material.dart';
 
 import 'package:share_plus/share_plus.dart';
@@ -22,9 +20,6 @@ import 'package:pshared/utils/exception.dart';
 
 
 class AccountProvider extends ChangeNotifier {
-  AccountProvider({Future<void> Function(Account?)? onAccountChanged})
-      : _onAccountChanged = onAccountChanged;
-
   static String get currentUserRef => Constants.nilObjectRef;
 
   // The resource now wraps our Account? state along with its loading/error state.
@@ -32,8 +27,6 @@ class AccountProvider extends ChangeNotifier {
   Resource<Account?> get resource => _resource;
   late LocaleProvider _localeProvider;
   PendingLogin? _pendingLogin;
-  Future<void>? _restoreFuture;
-  Future<void> Function(Account?)? _onAccountChanged;
 
   Account? get account => _resource.data;
   PendingLogin? get pendingLogin => _pendingLogin;
@@ -60,21 +53,11 @@ class AccountProvider extends ChangeNotifier {
   }
 
   // Private helper to update the resource and notify listeners.
-  void setAccountChangedListener(Future<void> Function(Account?)? listener) => _onAccountChanged = listener;
-
   void _setResource(Resource<Account?> newResource) {
-    final previousAccount = _resource.data;
     _resource = newResource;
-    _notifyAccountChanged(previousAccount, newResource.data);
     notifyListeners();
   }
 
-  void _notifyAccountChanged(Account? previous, Account? current) {
-    if (previous == current) return;
-    final handler = _onAccountChanged;
-    if (handler != null) unawaited(handler(current));
-  }
-
   void updateProvider(LocaleProvider localeProvider) => _localeProvider = localeProvider; 
 
   void _pickupLocale(String locale) => _localeProvider.setLocale(Locale(locale));
@@ -237,11 +220,4 @@ class AccountProvider extends ChangeNotifier {
       rethrow;
     }
   }
-
-  Future<void> restoreIfPossible() {
-    return _restoreFuture ??= AuthorizationService.isAuthorizationStored().then<void>((hasAuth) async {
-      if (!hasAuth) return;
-      await restore();
-    });
-  }
 }

frontend/pshared/lib/provider/permissions.dart

@@ -21,7 +21,6 @@ class PermissionsProvider extends ChangeNotifier {
   Resource<UserAccess> _userAccess = Resource(data: null, isLoading: false, error: null);
   late OrganizationsProvider _organizations;
   bool _isLoaded = false;
-  bool _errorHandled = false;
 
   void update(OrganizationsProvider venue) {
     _organizations = venue;
@@ -45,7 +44,6 @@ class PermissionsProvider extends ChangeNotifier {
   /// Load the [UserAccess] for the current venue.
   Future<UserAccess?> load() async {
     _userAccess = _userAccess.copyWith(isLoading: true, error: null);
-    _errorHandled = false;
     notifyListeners();
 
     try {
@@ -69,12 +67,6 @@ class PermissionsProvider extends ChangeNotifier {
     return _userAccess.data;
   }
 
-  bool get hasUnhandledError => error != null && !_errorHandled;
-
-  void markErrorHandled() {
-    _errorHandled = true;
-  }
-
   Future<UserAccess?> changeRole(String accountRef, String newRoleDescRef) async {
     final currentRole = roles.firstWhereOrNull((r) => r.accountRef == accountRef);
     final currentDesc = currentRole != null

frontend/pweb/lib/main.dart

@@ -27,7 +27,6 @@ import 'package:pweb/providers/wallets.dart';
 import 'package:pweb/providers/wallet_transactions.dart';
 import 'package:pweb/services/operations.dart';
 import 'package:pweb/services/payments/history.dart';
-import 'package:pweb/services/posthog.dart';
 import 'package:pweb/services/wallet_transactions.dart';
 import 'package:pweb/services/wallets.dart';
 
@@ -41,9 +40,11 @@ void _setupLogging() {
 }
 
 void main() async {
-  WidgetsFlutterBinding.ensureInitialized();
   await Constants.initialize();
-  await PosthogService.initialize();
+
+  WidgetsFlutterBinding.ensureInitialized();
+
+  // await AmplitudeService.initialize();
 
 
   _setupLogging();
@@ -56,12 +57,7 @@ void main() async {
       providers: [
         ChangeNotifierProvider(create: (_) => LocaleProvider(null)),
         ChangeNotifierProxyProvider<LocaleProvider, AccountProvider>(
-          create: (_) => AccountProvider(
-            onAccountChanged: (account) {
-              if (account == null) return Future<void>.value();
-              return PosthogService.identify(account);
-            },
-          ),
+          create: (_) => AccountProvider(),
           update: (context, localeProvider, provider) => provider!..updateProvider(localeProvider),
         ),
         ChangeNotifierProxyProvider<AccountProvider, TwoFactorProvider>(
@@ -74,7 +70,6 @@ void main() async {
           update: (context, orgnization, provider) => provider!..update(orgnization),
         ),
         ChangeNotifierProvider(create: (_) => CarouselIndexProvider()),
-
         ChangeNotifierProvider(
           create: (_) => UploadHistoryProvider(service: MockUploadHistoryService())..load(),
         ),
@@ -96,7 +91,6 @@ void main() async {
         ChangeNotifierProvider(
           create: (_) => MockPaymentProvider(),
         ),
-        
         ChangeNotifierProvider(
           create: (_) => OperationProvider(OperationService())..loadOperations(),
         ),

frontend/pweb/lib/pages/address_book/form/page.dart

@@ -1,5 +1,3 @@
-import 'dart:async';
-
 import 'package:flutter/material.dart';
 
 import 'package:collection/collection.dart';
@@ -16,7 +14,6 @@ import 'package:pshared/provider/recipient/pmethods.dart';
 import 'package:pshared/provider/recipient/provider.dart';
 
 import 'package:pweb/pages/address_book/form/view.dart';
-import 'package:pweb/services/posthog.dart';
 import 'package:pweb/utils/error/snackbar.dart';
 import 'package:pweb/utils/payment/label.dart';
 import 'package:pweb/utils/snackbar.dart';
@@ -109,11 +106,11 @@ class _AdressBookRecipientFormState extends State<AdressBookRecipientForm> {
       return;
     }
 
-    unawaited(PosthogService.recipientAddCompleted(
-      _type,
-      _status,
-      _methods.keys.toSet(),
-    ));
+    // AmplitudeService.recipientAddCompleted(
+    //   _type,
+    //   _status,
+    //   _methods.keys.toSet(),
+    // );
     final recipient = await executeActionWithNotification(
       context: context, 
       action: _doSave, 

frontend/pweb/lib/pages/loaders/account.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:logging/logging.dart';
 
 import 'package:provider/provider.dart';
 
@@ -11,50 +10,26 @@ import 'package:pweb/widgets/error/snackbar.dart';
 import 'package:pweb/generated/i18n/app_localizations.dart';
 
 
-class AccountLoader extends StatefulWidget {
+class AccountLoader extends StatelessWidget {
   final Widget child;
+
   const AccountLoader({super.key, required this.child});
 
   @override
-  State<AccountLoader> createState() => _AccountLoaderState();
-}
-
-class _AccountLoaderState extends State<AccountLoader> {
-  @override
-  void initState() {
-    super.initState();
-    WidgetsBinding.instance.addPostFrameCallback((_) {
-      final provider = Provider.of<AccountProvider>(context, listen: false);
-      if (provider.account == null) {
-        provider.restoreIfPossible().catchError((error, stack) {
-          Logger('Account restore failed: $error');
-        });
-      }
-    });
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return Consumer<AccountProvider>(builder: (context, provider, _) {
-      if (provider.account != null) {
-        return widget.child;
-      }
-
-      if (provider.error != null) {
-        WidgetsBinding.instance.addPostFrameCallback((_) {
-          postNotifyUserOfErrorX(
-            context: context,
-            errorSituation: AppLocalizations.of(context)!.errorLogin,
-            exception: provider.error!,
-          );
-          navigateAndReplace(context, Pages.login);
-        });
-        return const Center(child: CircularProgressIndicator());
-      }
-
-      if (provider.isLoading) return const Center(child: CircularProgressIndicator());
+  Widget build(BuildContext context) => Consumer<AccountProvider>(builder: (context, provider, _) {
+    if (provider.isLoading) return const Center(child: CircularProgressIndicator());
+    if (provider.error != null) {
+      postNotifyUserOfErrorX(
+        context: context, 
+        errorSituation: AppLocalizations.of(context)!.errorLogin, 
+        exception: provider.error!,
+      );
+      navigateAndReplace(context, Pages.login);
+    }
+    if (provider.account == null) {
       WidgetsBinding.instance.addPostFrameCallback((_) => navigateAndReplace(context, Pages.login));
       return const Center(child: CircularProgressIndicator());
-    });
-  }
+    }
+    return child;
+  });
 }

frontend/pweb/lib/pages/loaders/permissions.dart

@@ -21,29 +21,20 @@ class PermissionsLoader extends StatelessWidget {
     if (provider.isLoading) {
       return const Center(child: CircularProgressIndicator());
     }
-
     if (provider.error != null) {
-      if (provider.hasUnhandledError) {
-        provider.markErrorHandled();
-        WidgetsBinding.instance.addPostFrameCallback((_) {
-          postNotifyUserOfErrorX(
-            context: context,
-            errorSituation: AppLocalizations.of(context)!.errorLogin,
-            exception: provider.error!,
-          );
-          navigateAndReplace(context, Pages.login);
-        });
-      }
-      return const Center(child: CircularProgressIndicator());
+      postNotifyUserOfErrorX(
+        context: context, 
+        errorSituation: AppLocalizations.of(context)!.errorLogin, 
+        exception: provider.error!,
+      );
+      navigateAndReplace(context, Pages.login);
     }
-
     if (provider.error == null && !provider.isReady && accountProvider.account != null) {
       WidgetsBinding.instance.addPostFrameCallback((_) {
         provider.load();
       });
       return const Center(child: CircularProgressIndicator());
     }
-
     return child;
   });
 }

frontend/pweb/lib/pages/login/form.dart

@@ -1,5 +1,3 @@
-import 'dart:async';
-
 import 'package:flutter/material.dart';
 
 import 'package:provider/provider.dart';
@@ -16,7 +14,6 @@ import 'package:pweb/widgets/password/password.dart';
 import 'package:pweb/widgets/username.dart';
 import 'package:pweb/widgets/vspacer.dart';
 import 'package:pweb/widgets/error/snackbar.dart';
-import 'package:pweb/services/posthog.dart';
 
 import 'package:pweb/generated/i18n/app_localizations.dart';
 
@@ -46,7 +43,6 @@ class _LoginFormState extends State<LoginForm> {
         password: _passwordController.text,
         locale: context.read<LocaleProvider>().locale.languageCode,
       );
-      unawaited(PosthogService.login(pending: outcome.isPending));
       if (outcome.isPending) {
         // TODO: fix context usage
         navigateAndReplace(context, Pages.sfactor);

frontend/pweb/lib/pages/payment_methods/page.dart

@@ -16,7 +16,6 @@ import 'package:pweb/providers/payment_flow.dart';
 import 'package:pweb/pages/payment_methods/payment_page/body.dart';
 import 'package:pweb/providers/wallets.dart';
 import 'package:pweb/widgets/sidebar/destinations.dart';
-import 'package:pweb/services/posthog.dart';
 
 
 class PaymentPage extends StatefulWidget {
@@ -110,7 +109,7 @@ class _PaymentPageState extends State<PaymentPage> {
 
   void _handleSendPayment() {
     // TODO: Handle Payment logic
-    PosthogService.paymentInitiated(method: _flowProvider.selectedType);
+    // AmplitudeService.paymentInitiated();
   }
 
   @override
@@ -196,4 +195,4 @@ class _PaymentPageState extends State<PaymentPage> {
           (method.description?.contains(wallet.walletUserID) ?? false),
     );
   }
-}
+}

frontend/pweb/lib/pages/settings/profile/account/locale.dart

@@ -4,7 +4,7 @@ import 'package:provider/provider.dart';
 
 import 'package:pshared/provider/locale.dart';
 
-import 'package:pweb/services/posthog.dart';
+// import 'package:pweb/services/amplitude.dart';
 
 import 'package:pweb/generated/i18n/app_localizations.dart';
 
@@ -58,7 +58,7 @@ class LocalePicker extends StatelessWidget {
                 onChanged: (locale) {
                   if (locale != null) {
                     localeProvider.setLocale(locale);
-                    PosthogService.localeChanged(locale);
+                    // AmplitudeService.localeChanged(locale);
                   }
                 },
                 decoration: const InputDecoration(

frontend/pweb/lib/services/posthog.dart

@@ -1,136 +0,0 @@
-import 'package:flutter/material.dart';
-
-import 'package:logging/logging.dart';
-
-import 'package:posthog_flutter/posthog_flutter.dart';
-
-import 'package:pshared/config/constants.dart';
-import 'package:pshared/models/account/account.dart';
-import 'package:pshared/models/payment/type.dart';
-import 'package:pshared/models/recipient/status.dart';
-import 'package:pshared/models/recipient/type.dart';
-
-import 'package:pweb/widgets/sidebar/destinations.dart';
-
-
-class PosthogService {
-  static final _logger = Logger('service.posthog');
-  static String? _identifiedUserId;
-  static bool _initialized = false;
-
-  static bool get isEnabled => _initialized;
-
-  static Future<void> initialize() async {
-    final apiKey = Constants.posthogApiKey;
-    if (apiKey.isEmpty) {
-      _logger.warning('PostHog API key is not configured, analytics disabled.');
-      return;
-    }
-
-    try {
-      final config = PostHogConfig(apiKey)
-        ..host = Constants.posthogHost
-        ..captureApplicationLifecycleEvents = true;
-      await Posthog().setup(config);
-      await Posthog().register('client_id', Constants.clientId);
-      _initialized = true;
-      _logger.info('PostHog initialized with host ${Constants.posthogHost}');
-    } catch (e, st) {
-      _initialized = false;
-      _logger.warning('Failed to initialize PostHog: $e', e, st);
-    }
-  }
-
-  static Future<void> identify(Account account) async {
-    if (!_initialized) return;
-    if (_identifiedUserId == account.id) return;
-
-    await Posthog().identify(
-      userId: account.id,
-      userProperties: {
-        'email': account.login,
-        'name': account.name,
-        'locale': account.locale,
-        'created_at': account.createdAt.toIso8601String(),
-      },
-    );
-    _identifiedUserId = account.id;
-  }
-
-  static Future<void> reset() async {
-    if (!_initialized) return;
-    _identifiedUserId = null;
-    await Posthog().reset();
-  }
-
-  static Future<void> login({required bool pending}) async {
-    if (!_initialized) return;
-    await _capture(
-      'login',
-      properties: {
-        'result': pending ? 'pending' : 'success',
-      },
-    );
-  }
-
-  static Future<void> pageOpened(PayoutDestination page, {String? path, String? uiSource}) async {
-    if (!_initialized) return;
-    return _capture(
-      'pageOpened',
-      properties: {
-        'page': page.name,
-        if (path != null) 'path': path,
-        if (uiSource != null) 'uiSource': uiSource,
-      },
-    );
-  }
-
-  static Future<void> localeChanged(Locale locale) async {
-    if (!_initialized) return;
-    return _capture(
-      'localeChanged',
-      properties: {'locale': locale.toLanguageTag()},
-    );
-  }
-
-  static Future<void> recipientAddCompleted(
-    RecipientType type,
-    RecipientStatus status,
-    Set<PaymentType> methods,
-  ) async {
-    if (!_initialized) return;
-    return _capture(
-      'recipientAddCompleted',
-      properties: {
-        'methods': methods.map((m) => m.name).toList(),
-        'type': type.name,
-        'status': status.name,
-      },
-    );
-  }
-
-  static Future<void> paymentInitiated({PaymentType? method}) async {
-    if (!_initialized) return;
-    return _capture(
-      'paymentInitiated',
-      properties: {
-        if (method != null) 'method': method.name,
-      },
-    );
-  }
-
-  static Future<void> _capture(
-    String eventName, {
-    Map<String, Object?>? properties,
-  }) async {
-    if (!_initialized) return;
-    final filtered = <String, Object>{};
-    if (properties != null) {
-      for (final entry in properties.entries) {
-        final value = entry.value;
-        if (value != null) filtered[entry.key] = value;
-      }
-    }
-    await Posthog().capture(eventName: eventName, properties: filtered.isEmpty ? null : filtered);
-  }
-}

frontend/pweb/lib/utils/logout.dart

@@ -6,12 +6,10 @@ import 'package:pshared/provider/account.dart';
 import 'package:pshared/provider/permissions.dart';
 
 import 'package:pweb/app/router/pages.dart';
-import 'package:pweb/services/posthog.dart';
 
 
 void logoutUtil(BuildContext context) {
   context.read<AccountProvider>().logout();
   context.read<PermissionsProvider>().reset();
-  PosthogService.reset();
   navigateAndReplace(context, Pages.login);
 }

frontend/pweb/lib/widgets/sidebar/side_menu.dart

@@ -1,6 +1,6 @@
 import 'package:flutter/material.dart';
 
-import 'package:pweb/services/posthog.dart';
+// import 'package:pweb/services/amplitude.dart';
 import 'package:pweb/widgets/sidebar/destinations.dart';
 
 
@@ -49,7 +49,7 @@ class SideMenuColumn extends StatelessWidget {
                 child: InkWell(
                   onTap: () {
                     onSelected(item);
-                    PosthogService.pageOpened(item, uiSource: 'sidebar');
+                    // AmplitudeService.pageOpened(item, uiSource: 'sidebar');
                   },
                   borderRadius: BorderRadius.circular(12),
                   hoverColor: theme.colorScheme.primaryContainer,
@@ -76,4 +76,4 @@ class SideMenuColumn extends StatelessWidget {
       ),
     );
   }
-}
+}

frontend/pweb/macos/Flutter/GeneratedPluginRegistrant.swift

@@ -9,7 +9,6 @@ import amplitude_flutter
 import file_selector_macos
 import flutter_timezone
 import path_provider_foundation
-import posthog_flutter
 import share_plus
 import shared_preferences_foundation
 import sqflite_darwin
@@ -20,7 +19,6 @@ func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
   FileSelectorPlugin.register(with: registry.registrar(forPlugin: "FileSelectorPlugin"))
   FlutterTimezonePlugin.register(with: registry.registrar(forPlugin: "FlutterTimezonePlugin"))
   PathProviderPlugin.register(with: registry.registrar(forPlugin: "PathProviderPlugin"))
-  PosthogFlutterPlugin.register(with: registry.registrar(forPlugin: "PosthogFlutterPlugin"))
   SharePlusMacosPlugin.register(with: registry.registrar(forPlugin: "SharePlusMacosPlugin"))
   SharedPreferencesPlugin.register(with: registry.registrar(forPlugin: "SharedPreferencesPlugin"))
   SqflitePlugin.register(with: registry.registrar(forPlugin: "SqflitePlugin"))

frontend/pweb/pubspec.yaml

@@ -35,7 +35,6 @@ dependencies:
     sdk: flutter
   pshared: 
     path: ../pshared
-  posthog_flutter: ^5.9.0
 
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.