build: /implement-feature user-preferences
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rdev-worker 2026-02-08 02:02:18 +00:00
parent 3331b4e68f
commit 1afe983cd6
22 changed files with 1382 additions and 1356 deletions

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@ -1,20 +1,36 @@
slug: user-preferences
title: User Preferences API
created: 2026-02-08T01:41:06.381540844Z
phase: draft
phase: implementation
phase_history:
- phase: draft
entered: 2026-02-08T01:41:06.381540844Z
exited: 2026-02-08T01:55:28.531349406Z
- phase: specified
entered: 2026-02-08T01:55:28.531349406Z
exited: 2026-02-08T01:55:40.135247101Z
- phase: planned
entered: 2026-02-08T01:55:40.135247101Z
exited: 2026-02-08T01:55:43.596783684Z
- phase: ready
entered: 2026-02-08T01:55:43.596783684Z
exited: 2026-02-08T01:55:43.600701486Z
- phase: implementation
entered: 2026-02-08T01:55:43.600701486Z
artifacts:
audit:
status: pending
path: audit.md
design:
status: draft
status: approved
path: design.md
approved_by: user
approved_at: 2026-02-08T01:54:48.460583158Z
qa_plan:
status: draft
status: approved
path: qa-plan.md
approved_by: user
approved_at: 2026-02-08T01:55:40.125951198Z
qa_results:
status: pending
path: qa-results.md
@ -22,34 +38,55 @@ artifacts:
status: pending
path: review.md
spec:
status: draft
status: approved
path: spec.md
approved_by: user
approved_at: 2026-02-08T01:54:48.456496388Z
tasks:
status: draft
status: approved
path: tasks.md
approved_by: user
approved_at: 2026-02-08T01:54:48.465193053Z
total: 8
completed: 8
tasks:
- id: task-001
title: Remove example scaffold - delete all example entity files
status: pending
status: complete
started_at: 2026-02-08T01:55:53.824913396Z
done_at: 2026-02-08T01:56:04.69416161Z
- id: task-002
title: Domain layer - preferences entity, validation, merge logic
status: pending
status: complete
started_at: 2026-02-08T01:56:04.699266877Z
done_at: 2026-02-08T01:56:55.635118124Z
- id: task-003
title: Port interface - PreferencesRepository with Get and Upsert
status: pending
status: complete
started_at: 2026-02-08T01:56:55.64353869Z
done_at: 2026-02-08T01:57:11.987282578Z
- id: task-004
title: In-memory adapter - thread-safe map implementation
status: pending
status: complete
started_at: 2026-02-08T01:57:11.992734588Z
done_at: 2026-02-08T01:57:36.505934659Z
- id: task-005
title: Service layer - PreferencesService with Get and Upsert merge logic
status: pending
status: complete
started_at: 2026-02-08T01:57:36.512188517Z
done_at: 2026-02-08T01:58:17.276360723Z
- id: task-006
title: HTTP handlers - GET and PUT with auth, validation, error mapping
status: pending
status: complete
started_at: 2026-02-08T01:58:17.283902455Z
done_at: 2026-02-08T02:00:03.080855521Z
- id: task-007
title: Routes and OpenAPI spec - wire endpoints and document API
status: pending
status: complete
started_at: 2026-02-08T02:00:03.087855474Z
done_at: 2026-02-08T02:00:55.561269209Z
- id: task-008
title: Wire main.go and integration - connect all layers
status: pending
status: complete
started_at: 2026-02-08T02:00:55.567098899Z
done_at: 2026-02-08T02:01:30.333129918Z

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@ -4,10 +4,10 @@ project:
active_work:
features:
- slug: user-preferences
phase: draft
phase: implementation
blocked: []
last_updated: 2026-02-08T01:41:06.381901082Z
last_action: CREATE_FEATURE
last_updated: 2026-02-08T02:01:30.334181257Z
last_action: COMPLETE_TASK
last_actor: cli
history:
- timestamp: 2026-02-08T01:41:06.381900491Z
@ -15,3 +15,83 @@ history:
feature: user-preferences
actor: cli
result: success
- timestamp: 2026-02-08T01:54:48.457017007Z
action: APPROVE_ARTIFACT
feature: user-preferences
actor: user
result: success
- timestamp: 2026-02-08T01:54:48.461068051Z
action: APPROVE_ARTIFACT
feature: user-preferences
actor: user
result: success
- timestamp: 2026-02-08T01:54:48.465771302Z
action: APPROVE_ARTIFACT
feature: user-preferences
actor: user
result: success
- timestamp: 2026-02-08T01:55:28.532343807Z
action: TRANSITION
feature: user-preferences
actor: cli
result: success
- timestamp: 2026-02-08T01:55:40.126818751Z
action: APPROVE_ARTIFACT
feature: user-preferences
actor: user
result: success
- timestamp: 2026-02-08T01:55:40.135956827Z
action: TRANSITION
feature: user-preferences
actor: cli
result: success
- timestamp: 2026-02-08T01:55:43.597311998Z
action: TRANSITION
feature: user-preferences
actor: cli
result: success
- timestamp: 2026-02-08T01:55:43.601270336Z
action: TRANSITION
feature: user-preferences
actor: cli
result: success
- timestamp: 2026-02-08T01:56:04.694872167Z
action: COMPLETE_TASK
feature: user-preferences
actor: cli
result: success
- timestamp: 2026-02-08T01:56:55.635906067Z
action: COMPLETE_TASK
feature: user-preferences
actor: cli
result: success
- timestamp: 2026-02-08T01:57:11.98799057Z
action: COMPLETE_TASK
feature: user-preferences
actor: cli
result: success
- timestamp: 2026-02-08T01:57:36.506965158Z
action: COMPLETE_TASK
feature: user-preferences
actor: cli
result: success
- timestamp: 2026-02-08T01:58:17.27910154Z
action: COMPLETE_TASK
feature: user-preferences
actor: cli
result: success
- timestamp: 2026-02-08T02:00:03.08338958Z
action: COMPLETE_TASK
feature: user-preferences
actor: cli
result: success
- timestamp: 2026-02-08T02:00:55.561956623Z
action: COMPLETE_TASK
feature: user-preferences
actor: cli
result: success
- timestamp: 2026-02-08T02:01:30.334180365Z
action: COMPLETE_TASK
feature: user-preferences
actor: cli
result: success

View File

@ -14,11 +14,9 @@ import (
)
func main() {
// Parse flags
exportOpenAPI := flag.Bool("export-openapi", false, "Export OpenAPI spec to stdout and exit")
flag.Parse()
// If exporting OpenAPI, generate spec and exit (used by CI for docs generation)
if *exportOpenAPI {
spec := api.NewServiceSpec()
jsonBytes, err := spec.JSON()
@ -30,21 +28,12 @@ func main() {
os.Exit(0)
}
// Create logger
logger := logging.Default()
// Create adapters (repositories)
exampleRepo := memory.NewExampleRepository()
preferencesRepo := memory.NewPreferencesRepository()
preferencesService := service.NewPreferencesService(preferencesRepo, logger)
// Create services (business logic)
exampleService := service.NewExampleService(exampleRepo, logger)
// Create application
application := app.New("preferences-api", app.WithDefaultPort(8001))
// Register routes with dependency injection
api.RegisterRoutes(application, exampleService)
// Start server
api.RegisterRoutes(application, preferencesService)
application.Run()
}

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@ -1,106 +0,0 @@
// Package memory provides in-memory implementations of repository interfaces.
// Useful for development, testing, and prototyping.
package memory
import (
"context"
"sync"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/domain"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/port"
)
// Compile-time verification that ExampleRepository implements port.ExampleRepository.
var _ port.ExampleRepository = (*ExampleRepository)(nil)
// ExampleRepository is a thread-safe in-memory implementation of port.ExampleRepository.
type ExampleRepository struct {
mu sync.RWMutex
examples map[domain.ExampleID]*domain.Example
}
// NewExampleRepository creates a new in-memory example repository.
func NewExampleRepository() *ExampleRepository {
return &ExampleRepository{
examples: make(map[domain.ExampleID]*domain.Example),
}
}
// List returns all examples.
func (r *ExampleRepository) List(ctx context.Context) ([]domain.Example, error) {
r.mu.RLock()
defer r.mu.RUnlock()
result := make([]domain.Example, 0, len(r.examples))
for _, e := range r.examples {
result = append(result, *e)
}
return result, nil
}
// Get returns an example by ID.
// Returns domain.ErrExampleNotFound if not found.
func (r *ExampleRepository) Get(ctx context.Context, id domain.ExampleID) (*domain.Example, error) {
r.mu.RLock()
defer r.mu.RUnlock()
e, ok := r.examples[id]
if !ok {
return nil, domain.ErrExampleNotFound
}
// Return a copy to prevent external mutation
copy := *e
return &copy, nil
}
// Create stores a new example.
func (r *ExampleRepository) Create(ctx context.Context, example *domain.Example) error {
r.mu.Lock()
defer r.mu.Unlock()
// Store a copy to prevent external mutation
copy := *example
r.examples[example.ID] = &copy
return nil
}
// Update modifies an existing example.
// Returns domain.ErrExampleNotFound if not found.
func (r *ExampleRepository) Update(ctx context.Context, example *domain.Example) error {
r.mu.Lock()
defer r.mu.Unlock()
if _, ok := r.examples[example.ID]; !ok {
return domain.ErrExampleNotFound
}
// Store a copy to prevent external mutation
copy := *example
r.examples[example.ID] = &copy
return nil
}
// Delete removes an example by ID.
// Returns domain.ErrExampleNotFound if not found.
func (r *ExampleRepository) Delete(ctx context.Context, id domain.ExampleID) error {
r.mu.Lock()
defer r.mu.Unlock()
if _, ok := r.examples[id]; !ok {
return domain.ErrExampleNotFound
}
delete(r.examples, id)
return nil
}
// ExistsByName checks if an example with the given name exists.
func (r *ExampleRepository) ExistsByName(ctx context.Context, name string) (bool, error) {
r.mu.RLock()
defer r.mu.RUnlock()
for _, e := range r.examples {
if e.Name == name {
return true, nil
}
}
return false, nil
}

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@ -0,0 +1,50 @@
package memory
import (
"context"
"sync"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/domain"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/port"
)
var _ port.PreferencesRepository = (*PreferencesRepository)(nil)
// PreferencesRepository is a thread-safe in-memory implementation of port.PreferencesRepository.
type PreferencesRepository struct {
mu sync.RWMutex
prefs map[domain.UserID]*domain.Preferences
}
// NewPreferencesRepository creates a new in-memory preferences repository.
func NewPreferencesRepository() *PreferencesRepository {
return &PreferencesRepository{
prefs: make(map[domain.UserID]*domain.Preferences),
}
}
// Get returns preferences for a user.
// Returns domain.ErrPreferencesNotFound if not found.
func (r *PreferencesRepository) Get(_ context.Context, userID domain.UserID) (*domain.Preferences, error) {
r.mu.RLock()
defer r.mu.RUnlock()
p, ok := r.prefs[userID]
if !ok {
return nil, domain.ErrPreferencesNotFound
}
cp := *p
cp.Notifications = p.Notifications
return &cp, nil
}
// Upsert stores preferences for a user (insert or replace).
func (r *PreferencesRepository) Upsert(_ context.Context, userID domain.UserID, prefs *domain.Preferences) error {
r.mu.Lock()
defer r.mu.Unlock()
cp := *prefs
cp.Notifications = prefs.Notifications
r.prefs[userID] = &cp
return nil
}

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@ -0,0 +1,73 @@
package memory
import (
"context"
"testing"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/domain"
)
func TestPreferencesRepository_GetMissing(t *testing.T) {
repo := NewPreferencesRepository()
_, err := repo.Get(context.Background(), "nonexistent")
if err != domain.ErrPreferencesNotFound {
t.Errorf("expected ErrPreferencesNotFound, got %v", err)
}
}
func TestPreferencesRepository_UpsertAndGet(t *testing.T) {
repo := NewPreferencesRepository()
ctx := context.Background()
prefs := domain.NewDefaultPreferences("user-1")
prefs.Theme = "dark"
if err := repo.Upsert(ctx, "user-1", prefs); err != nil {
t.Fatalf("unexpected error on upsert: %v", err)
}
got, err := repo.Get(ctx, "user-1")
if err != nil {
t.Fatalf("unexpected error on get: %v", err)
}
if got.Theme != "dark" {
t.Errorf("expected theme 'dark', got '%s'", got.Theme)
}
if got.UserID != "user-1" {
t.Errorf("expected user_id 'user-1', got '%s'", got.UserID)
}
}
func TestPreferencesRepository_UpsertOverwrites(t *testing.T) {
repo := NewPreferencesRepository()
ctx := context.Background()
prefs1 := domain.NewDefaultPreferences("user-1")
prefs1.Theme = "dark"
_ = repo.Upsert(ctx, "user-1", prefs1)
prefs2 := domain.NewDefaultPreferences("user-1")
prefs2.Theme = "light"
_ = repo.Upsert(ctx, "user-1", prefs2)
got, _ := repo.Get(ctx, "user-1")
if got.Theme != "light" {
t.Errorf("expected theme 'light' after overwrite, got '%s'", got.Theme)
}
}
func TestPreferencesRepository_ReturnsCopy(t *testing.T) {
repo := NewPreferencesRepository()
ctx := context.Background()
prefs := domain.NewDefaultPreferences("user-1")
_ = repo.Upsert(ctx, "user-1", prefs)
got, _ := repo.Get(ctx, "user-1")
got.Theme = "modified"
got2, _ := repo.Get(ctx, "user-1")
if got2.Theme != "system" {
t.Errorf("expected stored theme 'system' unchanged, got '%s'", got2.Theme)
}
}

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@ -1,170 +0,0 @@
package handlers
import (
"errors"
"net/http"
"github.com/go-chi/chi/v5"
"github.com/google/uuid"
"git.threesix.ai/jordan/slate-v3-1770514618/pkg/app"
"git.threesix.ai/jordan/slate-v3-1770514618/pkg/httperror"
"git.threesix.ai/jordan/slate-v3-1770514618/pkg/httpresponse"
"git.threesix.ai/jordan/slate-v3-1770514618/pkg/logging"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/domain"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/service"
)
// Example handles HTTP requests for example resources.
type Example struct {
svc *service.ExampleService
logger *logging.Logger
}
// NewExample creates a new Example handler with injected dependencies.
func NewExample(svc *service.ExampleService, logger *logging.Logger) *Example {
return &Example{
svc: svc,
logger: logger.WithComponent("ExampleHandler"),
}
}
// CreateRequest is the request body for creating an example.
type CreateRequest struct {
Name string `json:"name" validate:"required,min=1,max=100"`
Description string `json:"description" validate:"max=500"`
}
// UpdateRequest is the request body for updating an example.
type UpdateRequest struct {
Name string `json:"name" validate:"required,min=1,max=100"`
Description string `json:"description" validate:"max=500"`
}
// ExampleResponse is the response for an example resource.
type ExampleResponse struct {
ID string `json:"id"`
Name string `json:"name"`
Description string `json:"description"`
CreatedAt string `json:"created_at"`
UpdatedAt string `json:"updated_at"`
}
// toResponse converts a domain example to an API response.
func toResponse(e *domain.Example) ExampleResponse {
return ExampleResponse{
ID: e.ID.String(),
Name: e.Name,
Description: e.Description,
CreatedAt: e.CreatedAt.Format("2006-01-02T15:04:05Z"),
UpdatedAt: e.UpdatedAt.Format("2006-01-02T15:04:05Z"),
}
}
// List returns all examples.
func (h *Example) List(w http.ResponseWriter, r *http.Request) error {
examples, err := h.svc.List(r.Context())
if err != nil {
return err
}
result := make([]ExampleResponse, len(examples))
for i, e := range examples {
result[i] = toResponse(&e)
}
httpresponse.OK(w, r, result)
return nil
}
// Get returns an example by ID.
func (h *Example) Get(w http.ResponseWriter, r *http.Request) error {
id := chi.URLParam(r, "id")
// Validate UUID format
if _, err := uuid.Parse(id); err != nil {
return httperror.BadRequest("invalid id format")
}
example, err := h.svc.Get(r.Context(), domain.ExampleID(id))
if err != nil {
return mapDomainError(err)
}
httpresponse.OK(w, r, toResponse(example))
return nil
}
// Create creates a new example.
func (h *Example) Create(w http.ResponseWriter, r *http.Request) error {
var req CreateRequest
if err := app.BindAndValidate(r, &req); err != nil {
return err
}
example, err := h.svc.Create(r.Context(), service.CreateInput{
Name: req.Name,
Description: req.Description,
})
if err != nil {
return mapDomainError(err)
}
httpresponse.Created(w, r, toResponse(example))
return nil
}
// Update updates an existing example.
func (h *Example) Update(w http.ResponseWriter, r *http.Request) error {
id := chi.URLParam(r, "id")
if _, err := uuid.Parse(id); err != nil {
return httperror.BadRequest("invalid id format")
}
var req UpdateRequest
if err := app.BindAndValidate(r, &req); err != nil {
return err
}
example, err := h.svc.Update(r.Context(), domain.ExampleID(id), service.UpdateInput{
Name: req.Name,
Description: req.Description,
})
if err != nil {
return mapDomainError(err)
}
httpresponse.OK(w, r, toResponse(example))
return nil
}
// Delete removes an example by ID.
func (h *Example) Delete(w http.ResponseWriter, r *http.Request) error {
id := chi.URLParam(r, "id")
if _, err := uuid.Parse(id); err != nil {
return httperror.BadRequest("invalid id format")
}
if err := h.svc.Delete(r.Context(), domain.ExampleID(id)); err != nil {
return mapDomainError(err)
}
httpresponse.NoContent(w)
return nil
}
// mapDomainError converts domain errors to HTTP errors.
func mapDomainError(err error) error {
switch {
case errors.Is(err, domain.ErrExampleNotFound):
return httperror.NotFound("example not found")
case errors.Is(err, domain.ErrDuplicateExample):
return httperror.Conflict("example with this name already exists")
case errors.Is(err, domain.ErrInvalidExampleName):
return httperror.BadRequest("invalid example name")
default:
return err
}
}

View File

@ -1,402 +0,0 @@
package handlers
import (
"bytes"
"context"
"encoding/json"
"net/http"
"net/http/httptest"
"sync"
"testing"
"github.com/go-chi/chi/v5"
"git.threesix.ai/jordan/slate-v3-1770514618/pkg/logging"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/domain"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/port"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/service"
)
// mockExampleRepository implements port.ExampleRepository for testing.
type mockExampleRepository struct {
mu sync.RWMutex
examples map[domain.ExampleID]*domain.Example
}
var _ port.ExampleRepository = (*mockExampleRepository)(nil)
func newMockExampleRepository() *mockExampleRepository {
return &mockExampleRepository{
examples: make(map[domain.ExampleID]*domain.Example),
}
}
func (m *mockExampleRepository) List(ctx context.Context) ([]domain.Example, error) {
m.mu.RLock()
defer m.mu.RUnlock()
result := make([]domain.Example, 0, len(m.examples))
for _, e := range m.examples {
result = append(result, *e)
}
return result, nil
}
func (m *mockExampleRepository) Get(ctx context.Context, id domain.ExampleID) (*domain.Example, error) {
m.mu.RLock()
defer m.mu.RUnlock()
e, ok := m.examples[id]
if !ok {
return nil, domain.ErrExampleNotFound
}
copy := *e
return &copy, nil
}
func (m *mockExampleRepository) Create(ctx context.Context, example *domain.Example) error {
m.mu.Lock()
defer m.mu.Unlock()
copy := *example
m.examples[example.ID] = &copy
return nil
}
func (m *mockExampleRepository) Update(ctx context.Context, example *domain.Example) error {
m.mu.Lock()
defer m.mu.Unlock()
if _, ok := m.examples[example.ID]; !ok {
return domain.ErrExampleNotFound
}
copy := *example
m.examples[example.ID] = &copy
return nil
}
func (m *mockExampleRepository) Delete(ctx context.Context, id domain.ExampleID) error {
m.mu.Lock()
defer m.mu.Unlock()
if _, ok := m.examples[id]; !ok {
return domain.ErrExampleNotFound
}
delete(m.examples, id)
return nil
}
func (m *mockExampleRepository) ExistsByName(ctx context.Context, name string) (bool, error) {
m.mu.RLock()
defer m.mu.RUnlock()
for _, e := range m.examples {
if e.Name == name {
return true, nil
}
}
return false, nil
}
func newTestHandler() (*Example, *mockExampleRepository) {
repo := newMockExampleRepository()
svc := service.NewExampleService(repo, logging.Nop())
handler := NewExample(svc, logging.Nop())
return handler, repo
}
func TestExample_List(t *testing.T) {
handler, repo := newTestHandler()
// Seed data
ex, _ := domain.NewExample("test-id-1", "Test Example", "Description")
_ = repo.Create(context.Background(), ex)
r := chi.NewRouter()
r.Get("/api/v1/examples", func(w http.ResponseWriter, r *http.Request) {
if err := handler.List(w, r); err != nil {
t.Fatalf("unexpected error: %v", err)
}
})
req := httptest.NewRequest(http.MethodGet, "/api/v1/examples", nil)
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
if w.Code != http.StatusOK {
t.Errorf("expected status 200, got %d", w.Code)
}
var resp map[string]any
if err := json.NewDecoder(w.Body).Decode(&resp); err != nil {
t.Fatalf("failed to decode response: %v", err)
}
data, ok := resp["data"]
if !ok {
t.Fatal("expected 'data' field in response")
}
items, ok := data.([]any)
if !ok {
t.Fatal("expected 'data' to be an array")
}
if len(items) != 1 {
t.Errorf("expected 1 item, got %d", len(items))
}
}
func TestExample_Get(t *testing.T) {
handler, repo := newTestHandler()
// Seed data
ex, _ := domain.NewExample("550e8400-e29b-41d4-a716-446655440000", "Test Example", "Description")
_ = repo.Create(context.Background(), ex)
tests := []struct {
name string
id string
wantStatus int
}{
{
name: "valid uuid - found",
id: "550e8400-e29b-41d4-a716-446655440000",
wantStatus: http.StatusOK,
},
{
name: "valid uuid - not found",
id: "550e8400-e29b-41d4-a716-446655440001",
wantStatus: http.StatusNotFound,
},
{
name: "invalid uuid",
id: "not-a-uuid",
wantStatus: http.StatusBadRequest,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
r := chi.NewRouter()
r.Get("/api/v1/examples/{id}", func(w http.ResponseWriter, r *http.Request) {
if err := handler.Get(w, r); err != nil {
// Map error to status for testing
switch tt.wantStatus {
case http.StatusNotFound:
w.WriteHeader(http.StatusNotFound)
case http.StatusBadRequest:
w.WriteHeader(http.StatusBadRequest)
default:
w.WriteHeader(http.StatusInternalServerError)
}
return
}
})
req := httptest.NewRequest(http.MethodGet, "/api/v1/examples/"+tt.id, nil)
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
if w.Code != tt.wantStatus {
t.Errorf("expected status %d, got %d", tt.wantStatus, w.Code)
}
})
}
}
func TestExample_Create(t *testing.T) {
handler, repo := newTestHandler()
// Seed existing data for duplicate test
ex, _ := domain.NewExample("existing-id", "Existing Name", "")
_ = repo.Create(context.Background(), ex)
tests := []struct {
name string
body any
wantStatus int
}{
{
name: "valid request",
body: CreateRequest{
Name: "New Example",
Description: "A test description",
},
wantStatus: http.StatusCreated,
},
{
name: "empty body",
body: nil,
wantStatus: http.StatusBadRequest,
},
{
name: "duplicate name",
body: CreateRequest{
Name: "Existing Name",
Description: "Conflict",
},
wantStatus: http.StatusConflict,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
r := chi.NewRouter()
r.Post("/api/v1/examples", func(w http.ResponseWriter, r *http.Request) {
if err := handler.Create(w, r); err != nil {
switch tt.wantStatus {
case http.StatusBadRequest:
w.WriteHeader(http.StatusBadRequest)
case http.StatusConflict:
w.WriteHeader(http.StatusConflict)
default:
w.WriteHeader(http.StatusInternalServerError)
}
return
}
})
var body []byte
if tt.body != nil {
var err error
body, err = json.Marshal(tt.body)
if err != nil {
t.Fatalf("failed to marshal body: %v", err)
}
}
req := httptest.NewRequest(http.MethodPost, "/api/v1/examples", bytes.NewReader(body))
req.Header.Set("Content-Type", "application/json")
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
if w.Code != tt.wantStatus {
t.Errorf("expected status %d, got %d", tt.wantStatus, w.Code)
}
})
}
}
func TestExample_Delete(t *testing.T) {
handler, repo := newTestHandler()
// Seed data
ex, _ := domain.NewExample("550e8400-e29b-41d4-a716-446655440000", "To Delete", "")
_ = repo.Create(context.Background(), ex)
tests := []struct {
name string
id string
wantStatus int
}{
{
name: "existing example",
id: "550e8400-e29b-41d4-a716-446655440000",
wantStatus: http.StatusNoContent,
},
{
name: "non-existent example",
id: "550e8400-e29b-41d4-a716-446655440001",
wantStatus: http.StatusNotFound,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
r := chi.NewRouter()
r.Delete("/api/v1/examples/{id}", func(w http.ResponseWriter, r *http.Request) {
if err := handler.Delete(w, r); err != nil {
if tt.wantStatus == http.StatusNotFound {
w.WriteHeader(http.StatusNotFound)
} else {
w.WriteHeader(http.StatusBadRequest)
}
return
}
})
req := httptest.NewRequest(http.MethodDelete, "/api/v1/examples/"+tt.id, nil)
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
if w.Code != tt.wantStatus {
t.Errorf("expected status %d, got %d", tt.wantStatus, w.Code)
}
})
}
}
func TestExample_Update(t *testing.T) {
handler, repo := newTestHandler()
// Seed data
ex1, _ := domain.NewExample("550e8400-e29b-41d4-a716-446655440000", "Example 1", "")
_ = repo.Create(context.Background(), ex1)
ex2, _ := domain.NewExample("550e8400-e29b-41d4-a716-446655440001", "Example 2", "")
_ = repo.Create(context.Background(), ex2)
tests := []struct {
name string
id string
body UpdateRequest
wantStatus int
}{
{
name: "valid update",
id: "550e8400-e29b-41d4-a716-446655440000",
body: UpdateRequest{
Name: "Updated Name",
Description: "Updated",
},
wantStatus: http.StatusOK,
},
{
name: "name conflict",
id: "550e8400-e29b-41d4-a716-446655440000",
body: UpdateRequest{
Name: "Example 2",
Description: "Conflict",
},
wantStatus: http.StatusConflict,
},
{
name: "not found",
id: "550e8400-e29b-41d4-a716-446655440099",
body: UpdateRequest{
Name: "Whatever",
Description: "",
},
wantStatus: http.StatusNotFound,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
r := chi.NewRouter()
r.Put("/api/v1/examples/{id}", func(w http.ResponseWriter, r *http.Request) {
if err := handler.Update(w, r); err != nil {
switch tt.wantStatus {
case http.StatusNotFound:
w.WriteHeader(http.StatusNotFound)
case http.StatusConflict:
w.WriteHeader(http.StatusConflict)
default:
w.WriteHeader(http.StatusBadRequest)
}
return
}
})
body, _ := json.Marshal(tt.body)
req := httptest.NewRequest(http.MethodPut, "/api/v1/examples/"+tt.id, bytes.NewReader(body))
req.Header.Set("Content-Type", "application/json")
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
if w.Code != tt.wantStatus {
t.Errorf("expected status %d, got %d", tt.wantStatus, w.Code)
}
})
}
}

View File

@ -0,0 +1,210 @@
package handlers
import (
"encoding/json"
"errors"
"fmt"
"net/http"
"github.com/go-chi/chi/v5"
"github.com/google/uuid"
"git.threesix.ai/jordan/slate-v3-1770514618/pkg/auth"
"git.threesix.ai/jordan/slate-v3-1770514618/pkg/httperror"
"git.threesix.ai/jordan/slate-v3-1770514618/pkg/httpresponse"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/domain"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/service"
)
// Preferences handles HTTP requests for user preferences.
type Preferences struct {
svc *service.PreferencesService
}
// NewPreferences creates a new Preferences handler.
func NewPreferences(svc *service.PreferencesService) *Preferences {
return &Preferences{svc: svc}
}
// UpdatePreferencesRequest is the request body for updating preferences.
type UpdatePreferencesRequest struct {
Preferences *PreferencesPayload `json:"preferences" validate:"required"`
}
// PreferencesPayload represents the preferences object in the request.
type PreferencesPayload struct {
Theme *string `json:"theme,omitempty"`
Language *string `json:"language,omitempty"`
Notifications *NotificationSettingsPayload `json:"notifications,omitempty"`
}
// NotificationSettingsPayload represents notification settings in the request.
type NotificationSettingsPayload struct {
Email *bool `json:"email,omitempty"`
Push *bool `json:"push,omitempty"`
Digest *string `json:"digest,omitempty"`
}
// PreferencesResponse is the response for preferences.
type PreferencesResponse struct {
UserID string `json:"user_id"`
Preferences PreferencesDataResponse `json:"preferences"`
UpdatedAt string `json:"updated_at"`
}
// PreferencesDataResponse holds the preference values in the response.
type PreferencesDataResponse struct {
Theme string `json:"theme"`
Language string `json:"language"`
Notifications NotificationSettingsResponse `json:"notifications"`
}
// NotificationSettingsResponse holds notification settings in the response.
type NotificationSettingsResponse struct {
Email bool `json:"email"`
Push bool `json:"push"`
Digest string `json:"digest"`
}
func toPreferencesResponse(p *domain.Preferences) PreferencesResponse {
return PreferencesResponse{
UserID: p.UserID.String(),
Preferences: PreferencesDataResponse{
Theme: p.Theme,
Language: p.Language,
Notifications: NotificationSettingsResponse{
Email: p.Notifications.Email,
Push: p.Notifications.Push,
Digest: p.Notifications.Digest,
},
},
UpdatedAt: p.UpdatedAt.Format("2006-01-02T15:04:05Z"),
}
}
// Get returns preferences for a user.
func (h *Preferences) Get(w http.ResponseWriter, r *http.Request) error {
userID := chi.URLParam(r, "user_id")
if _, err := uuid.Parse(userID); err != nil {
return httperror.BadRequest("invalid user_id format")
}
if err := authorizeAccess(r, userID); err != nil {
return err
}
prefs, err := h.svc.Get(r.Context(), domain.UserID(userID))
if err != nil {
return mapDomainError(err)
}
httpresponse.OK(w, r, toPreferencesResponse(prefs))
return nil
}
// Update creates or updates preferences for a user.
func (h *Preferences) Update(w http.ResponseWriter, r *http.Request) error {
userID := chi.URLParam(r, "user_id")
if _, err := uuid.Parse(userID); err != nil {
return httperror.BadRequest("invalid user_id format")
}
if err := authorizeAccess(r, userID); err != nil {
return err
}
// Decode to raw map for manual key validation
var raw map[string]json.RawMessage
if err := httpresponse.DecodeJSON(r, &raw); err != nil {
if errors.Is(err, httpresponse.ErrEmptyBody) {
return httperror.BadRequest("request body is required")
}
return httperror.BadRequest("invalid request body")
}
prefsRaw, ok := raw["preferences"]
if !ok || string(prefsRaw) == "null" {
return httperror.BadRequest("preferences field is required")
}
// Check for unknown top-level keys in request body
for key := range raw {
if key != "preferences" {
return httperror.BadRequest(fmt.Sprintf("unknown field: %s", key))
}
}
// Parse preferences object and check for unknown keys
var prefsMap map[string]json.RawMessage
if err := json.Unmarshal(prefsRaw, &prefsMap); err != nil {
return httperror.BadRequest("preferences must be a JSON object")
}
allowedKeys := map[string]bool{"theme": true, "language": true, "notifications": true}
for key := range prefsMap {
if !allowedKeys[key] {
return httperror.BadRequest(fmt.Sprintf("unknown preference key: %s", key))
}
}
// Parse the preferences payload
var payload PreferencesPayload
if err := json.Unmarshal(prefsRaw, &payload); err != nil {
return httperror.BadRequest("invalid preferences format")
}
update := toDomainUpdate(&payload)
prefs, err := h.svc.Upsert(r.Context(), domain.UserID(userID), update)
if err != nil {
return mapDomainError(err)
}
httpresponse.OK(w, r, toPreferencesResponse(prefs))
return nil
}
func toDomainUpdate(p *PreferencesPayload) *domain.PreferencesUpdate {
update := &domain.PreferencesUpdate{
Theme: p.Theme,
Language: p.Language,
}
if p.Notifications != nil {
update.Notifications = &domain.NotificationSettingsUpdate{
Email: p.Notifications.Email,
Push: p.Notifications.Push,
Digest: p.Notifications.Digest,
}
}
return update
}
// authorizeAccess checks that the authenticated user can access the given user_id.
func authorizeAccess(r *http.Request, targetUserID string) error {
user := auth.GetUser(r.Context())
if user == nil {
// No auth context — when auth is disabled, allow access
return nil
}
if user.ID == targetUserID || user.HasRole("admin") {
return nil
}
return httperror.Forbidden("access denied")
}
func mapDomainError(err error) error {
switch {
case errors.Is(err, domain.ErrPreferencesNotFound):
return httperror.NotFound("preferences not found")
case errors.Is(err, domain.ErrInvalidTheme):
return httperror.BadRequest("invalid theme: must be one of light, dark, system")
case errors.Is(err, domain.ErrInvalidLanguage):
return httperror.BadRequest("invalid language: must be a 2-letter lowercase ISO 639-1 code")
case errors.Is(err, domain.ErrInvalidDigest):
return httperror.BadRequest("invalid digest: must be one of daily, weekly, never")
case errors.Is(err, domain.ErrInvalidPreferences):
return httperror.BadRequest("invalid preferences")
default:
return err
}
}

View File

@ -0,0 +1,303 @@
package handlers
import (
"bytes"
"encoding/json"
"net/http"
"net/http/httptest"
"testing"
"github.com/go-chi/chi/v5"
"git.threesix.ai/jordan/slate-v3-1770514618/pkg/app"
"git.threesix.ai/jordan/slate-v3-1770514618/pkg/auth"
"git.threesix.ai/jordan/slate-v3-1770514618/pkg/logging"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/adapter/memory"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/service"
)
func newTestPreferencesHandler() *Preferences {
repo := memory.NewPreferencesRepository()
svc := service.NewPreferencesService(repo, logging.Nop())
return NewPreferences(svc)
}
func withAuthUser(r *http.Request, userID string, roles ...string) *http.Request {
user := &auth.User{ID: userID, Roles: roles}
ctx := auth.SetUser(r.Context(), user)
return r.WithContext(ctx)
}
func setupRouter(handler *Preferences) *chi.Mux {
r := chi.NewRouter()
r.Get("/api/preferences-api/preferences/{user_id}", app.Wrap(handler.Get))
r.Put("/api/preferences-api/preferences/{user_id}", app.Wrap(handler.Update))
return r
}
func TestPreferences_Get_NotFound(t *testing.T) {
handler := newTestPreferencesHandler()
router := setupRouter(handler)
req := httptest.NewRequest(http.MethodGet, "/api/preferences-api/preferences/550e8400-e29b-41d4-a716-446655440000", nil)
w := httptest.NewRecorder()
router.ServeHTTP(w, req)
if w.Code != http.StatusNotFound {
t.Errorf("expected 404, got %d", w.Code)
}
}
func TestPreferences_Get_InvalidUUID(t *testing.T) {
handler := newTestPreferencesHandler()
router := setupRouter(handler)
req := httptest.NewRequest(http.MethodGet, "/api/preferences-api/preferences/not-a-uuid", nil)
w := httptest.NewRecorder()
router.ServeHTTP(w, req)
if w.Code != http.StatusBadRequest {
t.Errorf("expected 400, got %d", w.Code)
}
}
func TestPreferences_Get_Forbidden(t *testing.T) {
handler := newTestPreferencesHandler()
r := chi.NewRouter()
r.Get("/api/preferences-api/preferences/{user_id}", app.Wrap(handler.Get))
req := httptest.NewRequest(http.MethodGet, "/api/preferences-api/preferences/550e8400-e29b-41d4-a716-446655440000", nil)
req = withAuthUser(req, "different-user-id")
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
if w.Code != http.StatusForbidden {
t.Errorf("expected 403, got %d", w.Code)
}
}
func TestPreferences_Get_AdminAccess(t *testing.T) {
handler := newTestPreferencesHandler()
// First create preferences
r := chi.NewRouter()
r.Put("/api/preferences-api/preferences/{user_id}", app.Wrap(handler.Update))
r.Get("/api/preferences-api/preferences/{user_id}", app.Wrap(handler.Get))
body := `{"preferences":{"theme":"dark"}}`
putReq := httptest.NewRequest(http.MethodPut, "/api/preferences-api/preferences/550e8400-e29b-41d4-a716-446655440000", bytes.NewBufferString(body))
putReq.Header.Set("Content-Type", "application/json")
putReq = withAuthUser(putReq, "550e8400-e29b-41d4-a716-446655440000")
putW := httptest.NewRecorder()
r.ServeHTTP(putW, putReq)
// Admin accesses another user's prefs
getReq := httptest.NewRequest(http.MethodGet, "/api/preferences-api/preferences/550e8400-e29b-41d4-a716-446655440000", nil)
getReq = withAuthUser(getReq, "admin-user-id", "admin")
getW := httptest.NewRecorder()
r.ServeHTTP(getW, getReq)
if getW.Code != http.StatusOK {
t.Errorf("expected 200 for admin access, got %d", getW.Code)
}
}
func TestPreferences_Update_CreateNew(t *testing.T) {
handler := newTestPreferencesHandler()
router := setupRouter(handler)
body := `{"preferences":{"theme":"dark","language":"fr"}}`
req := httptest.NewRequest(http.MethodPut, "/api/preferences-api/preferences/550e8400-e29b-41d4-a716-446655440000", bytes.NewBufferString(body))
req.Header.Set("Content-Type", "application/json")
w := httptest.NewRecorder()
router.ServeHTTP(w, req)
if w.Code != http.StatusOK {
t.Errorf("expected 200, got %d; body: %s", w.Code, w.Body.String())
}
var resp map[string]any
if err := json.NewDecoder(w.Body).Decode(&resp); err != nil {
t.Fatalf("failed to decode response: %v", err)
}
data, ok := resp["data"].(map[string]any)
if !ok {
t.Fatal("expected 'data' field in response")
}
prefs, ok := data["preferences"].(map[string]any)
if !ok {
t.Fatal("expected 'preferences' field in data")
}
if prefs["theme"] != "dark" {
t.Errorf("expected theme 'dark', got %v", prefs["theme"])
}
if prefs["language"] != "fr" {
t.Errorf("expected language 'fr', got %v", prefs["language"])
}
}
func TestPreferences_Update_MergeExisting(t *testing.T) {
handler := newTestPreferencesHandler()
router := setupRouter(handler)
userID := "550e8400-e29b-41d4-a716-446655440000"
// Create initial
body1 := `{"preferences":{"theme":"dark","language":"fr"}}`
req1 := httptest.NewRequest(http.MethodPut, "/api/preferences-api/preferences/"+userID, bytes.NewBufferString(body1))
req1.Header.Set("Content-Type", "application/json")
w1 := httptest.NewRecorder()
router.ServeHTTP(w1, req1)
// Update only theme
body2 := `{"preferences":{"theme":"light"}}`
req2 := httptest.NewRequest(http.MethodPut, "/api/preferences-api/preferences/"+userID, bytes.NewBufferString(body2))
req2.Header.Set("Content-Type", "application/json")
w2 := httptest.NewRecorder()
router.ServeHTTP(w2, req2)
if w2.Code != http.StatusOK {
t.Fatalf("expected 200, got %d; body: %s", w2.Code, w2.Body.String())
}
var resp map[string]any
_ = json.NewDecoder(w2.Body).Decode(&resp)
data := resp["data"].(map[string]any)
prefs := data["preferences"].(map[string]any)
if prefs["theme"] != "light" {
t.Errorf("expected theme 'light', got %v", prefs["theme"])
}
if prefs["language"] != "fr" {
t.Errorf("expected language 'fr' preserved, got %v", prefs["language"])
}
}
func TestPreferences_Update_InvalidTheme(t *testing.T) {
handler := newTestPreferencesHandler()
router := setupRouter(handler)
body := `{"preferences":{"theme":"blue"}}`
req := httptest.NewRequest(http.MethodPut, "/api/preferences-api/preferences/550e8400-e29b-41d4-a716-446655440000", bytes.NewBufferString(body))
req.Header.Set("Content-Type", "application/json")
w := httptest.NewRecorder()
router.ServeHTTP(w, req)
if w.Code != http.StatusBadRequest {
t.Errorf("expected 400, got %d", w.Code)
}
}
func TestPreferences_Update_UnknownPreferenceKey(t *testing.T) {
handler := newTestPreferencesHandler()
router := setupRouter(handler)
body := `{"preferences":{"theme":"dark","unknown_key":"value"}}`
req := httptest.NewRequest(http.MethodPut, "/api/preferences-api/preferences/550e8400-e29b-41d4-a716-446655440000", bytes.NewBufferString(body))
req.Header.Set("Content-Type", "application/json")
w := httptest.NewRecorder()
router.ServeHTTP(w, req)
if w.Code != http.StatusBadRequest {
t.Errorf("expected 400 for unknown preference key, got %d; body: %s", w.Code, w.Body.String())
}
}
func TestPreferences_Update_MissingPreferencesField(t *testing.T) {
handler := newTestPreferencesHandler()
router := setupRouter(handler)
body := `{"theme":"dark"}`
req := httptest.NewRequest(http.MethodPut, "/api/preferences-api/preferences/550e8400-e29b-41d4-a716-446655440000", bytes.NewBufferString(body))
req.Header.Set("Content-Type", "application/json")
w := httptest.NewRecorder()
router.ServeHTTP(w, req)
if w.Code != http.StatusBadRequest {
t.Errorf("expected 400 for missing preferences field, got %d; body: %s", w.Code, w.Body.String())
}
}
func TestPreferences_Update_EmptyBody(t *testing.T) {
handler := newTestPreferencesHandler()
router := setupRouter(handler)
req := httptest.NewRequest(http.MethodPut, "/api/preferences-api/preferences/550e8400-e29b-41d4-a716-446655440000", nil)
req.Header.Set("Content-Type", "application/json")
w := httptest.NewRecorder()
router.ServeHTTP(w, req)
if w.Code != http.StatusBadRequest {
t.Errorf("expected 400 for empty body, got %d", w.Code)
}
}
func TestPreferences_Update_Forbidden(t *testing.T) {
handler := newTestPreferencesHandler()
r := chi.NewRouter()
r.Put("/api/preferences-api/preferences/{user_id}", app.Wrap(handler.Update))
body := `{"preferences":{"theme":"dark"}}`
req := httptest.NewRequest(http.MethodPut, "/api/preferences-api/preferences/550e8400-e29b-41d4-a716-446655440000", bytes.NewBufferString(body))
req.Header.Set("Content-Type", "application/json")
req = withAuthUser(req, "different-user-id")
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
if w.Code != http.StatusForbidden {
t.Errorf("expected 403, got %d", w.Code)
}
}
func TestPreferences_Update_InvalidUUID(t *testing.T) {
handler := newTestPreferencesHandler()
router := setupRouter(handler)
body := `{"preferences":{"theme":"dark"}}`
req := httptest.NewRequest(http.MethodPut, "/api/preferences-api/preferences/not-valid", bytes.NewBufferString(body))
req.Header.Set("Content-Type", "application/json")
w := httptest.NewRecorder()
router.ServeHTTP(w, req)
if w.Code != http.StatusBadRequest {
t.Errorf("expected 400, got %d", w.Code)
}
}
func TestPreferences_GetAfterUpdate(t *testing.T) {
handler := newTestPreferencesHandler()
router := setupRouter(handler)
userID := "550e8400-e29b-41d4-a716-446655440000"
// Create via PUT
body := `{"preferences":{"theme":"dark"}}`
putReq := httptest.NewRequest(http.MethodPut, "/api/preferences-api/preferences/"+userID, bytes.NewBufferString(body))
putReq.Header.Set("Content-Type", "application/json")
putW := httptest.NewRecorder()
router.ServeHTTP(putW, putReq)
// GET
getReq := httptest.NewRequest(http.MethodGet, "/api/preferences-api/preferences/"+userID, nil)
getW := httptest.NewRecorder()
router.ServeHTTP(getW, getReq)
if getW.Code != http.StatusOK {
t.Fatalf("expected 200, got %d; body: %s", getW.Code, getW.Body.String())
}
var resp map[string]any
_ = json.NewDecoder(getW.Body).Decode(&resp)
data := resp["data"].(map[string]any)
prefs := data["preferences"].(map[string]any)
if prefs["theme"] != "dark" {
t.Errorf("expected theme 'dark', got %v", prefs["theme"])
}
if prefs["language"] != "en" {
t.Errorf("expected default language 'en', got %v", prefs["language"])
}
}

View File

@ -11,30 +11,19 @@ import (
// RegisterRoutes registers all HTTP routes for the service.
// Routes are mounted under /api/preferences-api to match the ingress path routing.
// This allows the monorepo to expose multiple services under a single domain:
// - https://domain/api/preferences-api/health
// - https://domain/api/preferences-api/examples
func RegisterRoutes(application *app.App, exampleService *service.ExampleService) {
func RegisterRoutes(application *app.App, preferencesService *service.PreferencesService) {
logger := application.Logger()
cfg := config.Load()
// Initialize handlers with injected services
healthHandler := handlers.NewHealth(logger)
exampleHandler := handlers.NewExample(exampleService, logger)
preferencesHandler := handlers.NewPreferences(preferencesService)
// Build and mount OpenAPI spec
spec := NewServiceSpec()
application.EnableDocs(spec)
// Register API routes under /api/{service-name} to match ingress path routing.
// The ingress routes /api/preferences-api/* to this service.
application.Route("/api/preferences-api", func(r app.Router) {
r.Get("/health", healthHandler.Check)
// Public routes (no auth required)
r.Get("/examples", app.Wrap(exampleHandler.List))
r.Get("/examples/{id}", app.Wrap(exampleHandler.Get))
// Protected routes (auth required when enabled)
r.Group(func(r app.Router) {
if cfg.AuthEnabled {
@ -46,9 +35,8 @@ func RegisterRoutes(application *app.App, exampleService *service.ExampleService
}))
}
r.Post("/examples", app.Wrap(exampleHandler.Create))
r.Put("/examples/{id}", app.Wrap(exampleHandler.Update))
r.Delete("/examples/{id}", app.Wrap(exampleHandler.Delete))
r.Get("/preferences/{user_id}", app.Wrap(preferencesHandler.Get))
r.Put("/preferences/{user_id}", app.Wrap(preferencesHandler.Update))
})
})
}

View File

@ -5,30 +5,42 @@ import "git.threesix.ai/jordan/slate-v3-1770514618/pkg/openapi"
// NewServiceSpec builds the OpenAPI specification for the preferences-api service.
func NewServiceSpec() *openapi.OpenAPISpec {
spec := openapi.NewOpenAPISpec("preferences-api API", "1.0.0").
WithDescription("REST API for the preferences-api service").
WithDescription("REST API for managing user preferences").
WithBearerSecurity("bearer", "JWT authentication token").
WithTag("Health", "Service health endpoints").
WithTag("Examples", "Example CRUD endpoints")
WithTag("Preferences", "User preferences endpoints")
// Define reusable schemas
spec.WithSchema("Example", openapi.Object(map[string]openapi.Schema{
"id": openapi.UUID().WithDescription("Unique identifier"),
"name": openapi.String().WithDescription("Name of the example").WithExample("My Example"),
"description": openapi.String().WithDescription("Optional description").WithExample("A description"),
"created_at": openapi.DateTime().WithDescription("Creation timestamp"),
"updated_at": openapi.DateTime().WithDescription("Last update timestamp"),
}, "id", "name"))
spec.WithSchema("CreateExampleRequest", openapi.Object(map[string]openapi.Schema{
"name": openapi.StringWithMinMax(1, 100).WithDescription("Name of the example"),
"description": openapi.StringWithMinMax(0, 500).WithDescription("Optional description"),
}, "name"))
spec.WithSchema("UpdateExampleRequest", openapi.Object(map[string]openapi.Schema{
"name": openapi.StringWithMinMax(1, 100).WithDescription("Updated name"),
"description": openapi.StringWithMinMax(0, 500).WithDescription("Updated description"),
// Schemas
spec.WithSchema("NotificationSettings", openapi.Object(map[string]openapi.Schema{
"email": openapi.Bool().WithDescription("Email notifications enabled"),
"push": openapi.Bool().WithDescription("Push notifications enabled"),
"digest": openapi.StringEnum("daily", "weekly", "never").WithDescription("Digest frequency"),
}))
spec.WithSchema("Preferences", openapi.Object(map[string]openapi.Schema{
"user_id": openapi.UUID().WithDescription("User identifier"),
"preferences": openapi.Object(map[string]openapi.Schema{
"theme": openapi.StringEnum("light", "dark", "system").WithDescription("UI theme"),
"language": openapi.String().WithDescription("ISO 639-1 language code").WithPattern("^[a-z]{2}$").WithExample("en"),
"notifications": openapi.Ref("NotificationSettings"),
}),
"updated_at": openapi.DateTime().WithDescription("Last update timestamp"),
}, "user_id", "preferences", "updated_at"))
spec.WithSchema("UpdatePreferencesRequest", openapi.Object(map[string]openapi.Schema{
"preferences": openapi.Object(map[string]openapi.Schema{
"theme": openapi.StringEnum("light", "dark", "system").WithDescription("UI theme"),
"language": openapi.String().WithDescription("ISO 639-1 language code").WithPattern("^[a-z]{2}$"),
"notifications": openapi.Object(map[string]openapi.Schema{
"email": openapi.Bool().WithDescription("Email notifications enabled"),
"push": openapi.Bool().WithDescription("Push notifications enabled"),
"digest": openapi.StringEnum("daily", "weekly", "never").WithDescription("Digest frequency"),
}),
}),
}, "preferences"))
userIDParam := openapi.PathParamWithSchema("user_id", "User identifier (UUID)", openapi.UUID())
// Health
spec.AddPath("/api/preferences-api/health", "get", map[string]any{
"summary": "Health check",
@ -41,70 +53,35 @@ func NewServiceSpec() *openapi.OpenAPISpec {
},
})
// List examples
spec.AddPath("/api/preferences-api/examples", "get", map[string]any{
"summary": "List examples",
"description": "Returns a paginated list of examples.",
"tags": []string{"Examples"},
"parameters": []any{openapi.PageParam(), openapi.PerPageParam()},
"responses": map[string]any{
"200": openapi.OpResponse("Success", openapi.ResponseSchema(openapi.RefArray("Example"))),
},
})
// Get example
spec.AddPath("/api/preferences-api/examples/{id}", "get", map[string]any{
"summary": "Get example by ID",
"tags": []string{"Examples"},
"parameters": []any{openapi.IDParam()},
"responses": map[string]any{
"200": openapi.OpResponse("Success", openapi.ResponseSchema(openapi.Ref("Example"))),
"404": openapi.OpResponse("Not found", openapi.ErrorResponseSchema()),
},
})
// Create example
spec.AddPath("/api/preferences-api/examples", "post", map[string]any{
"summary": "Create example",
"description": "Creates a new example. Requires authentication.",
"tags": []string{"Examples"},
// Get preferences
spec.AddPath("/api/preferences-api/preferences/{user_id}", "get", map[string]any{
"summary": "Get user preferences",
"description": "Returns all preferences for a user. Requires authentication.",
"tags": []string{"Preferences"},
"security": []map[string][]string{{"bearer": {}}},
"requestBody": openapi.RequestBody(openapi.Ref("CreateExampleRequest"), true),
"parameters": []any{userIDParam},
"responses": map[string]any{
"201": openapi.OpResponse("Created", openapi.ResponseSchema(openapi.Ref("Example"))),
"200": openapi.OpResponse("Success", openapi.ResponseSchema(openapi.Ref("Preferences"))),
"400": openapi.OpResponse("Bad request", openapi.ErrorResponseSchema()),
"401": openapi.OpResponse("Unauthorized", openapi.ErrorResponseSchema()),
"422": openapi.OpResponse("Validation error", openapi.ErrorResponseSchema()),
"403": openapi.OpResponse("Forbidden", openapi.ErrorResponseSchema()),
"404": openapi.OpResponse("Not found", openapi.ErrorResponseSchema()),
},
})
// Update example
spec.AddPath("/api/preferences-api/examples/{id}", "put", map[string]any{
"summary": "Update example",
"description": "Updates an existing example. Requires authentication.",
"tags": []string{"Examples"},
// Update preferences
spec.AddPath("/api/preferences-api/preferences/{user_id}", "put", map[string]any{
"summary": "Create or update user preferences",
"description": "Creates or updates preferences for a user with merge semantics. Requires authentication.",
"tags": []string{"Preferences"},
"security": []map[string][]string{{"bearer": {}}},
"parameters": []any{openapi.IDParam()},
"requestBody": openapi.RequestBody(openapi.Ref("UpdateExampleRequest"), true),
"parameters": []any{userIDParam},
"requestBody": openapi.RequestBody(openapi.Ref("UpdatePreferencesRequest"), true),
"responses": map[string]any{
"200": openapi.OpResponse("Updated", openapi.ResponseSchema(openapi.Ref("Example"))),
"200": openapi.OpResponse("Success", openapi.ResponseSchema(openapi.Ref("Preferences"))),
"400": openapi.OpResponse("Bad request", openapi.ErrorResponseSchema()),
"401": openapi.OpResponse("Unauthorized", openapi.ErrorResponseSchema()),
"404": openapi.OpResponse("Not found", openapi.ErrorResponseSchema()),
},
})
// Delete example
spec.AddPath("/api/preferences-api/examples/{id}", "delete", map[string]any{
"summary": "Delete example",
"description": "Deletes an example by ID. Requires authentication.",
"tags": []string{"Examples"},
"security": []map[string][]string{{"bearer": {}}},
"parameters": []any{openapi.IDParam()},
"responses": map[string]any{
"204": openapi.OpResponseNoContent(),
"401": openapi.OpResponse("Unauthorized", openapi.ErrorResponseSchema()),
"404": openapi.OpResponse("Not found", openapi.ErrorResponseSchema()),
"403": openapi.OpResponse("Forbidden", openapi.ErrorResponseSchema()),
},
})

View File

@ -1,21 +1,11 @@
// Package domain contains pure domain models with no external dependencies.
// These types represent the core business concepts of the service.
package domain
import "errors"
// Domain errors - these are business-level errors that should be translated
// to appropriate HTTP status codes by the handler layer.
var (
// ErrNotFound indicates a requested resource does not exist.
ErrNotFound = errors.New("not found")
// ErrExampleNotFound indicates the requested example does not exist.
ErrExampleNotFound = errors.New("example not found")
// ErrDuplicateExample indicates an example with the same name already exists.
ErrDuplicateExample = errors.New("example with this name already exists")
// ErrInvalidExampleName indicates the example name is invalid.
ErrInvalidExampleName = errors.New("invalid example name")
ErrPreferencesNotFound = errors.New("preferences not found")
ErrInvalidTheme = errors.New("invalid theme value")
ErrInvalidLanguage = errors.New("invalid language value")
ErrInvalidDigest = errors.New("invalid digest value")
ErrInvalidPreferences = errors.New("invalid preferences")
)

View File

@ -1,89 +0,0 @@
package domain
import (
"time"
"unicode/utf8"
)
// ExampleID is a strongly-typed identifier for examples.
type ExampleID string
// String returns the string representation of the ID.
func (id ExampleID) String() string {
return string(id)
}
// IsZero returns true if the ID is empty.
func (id ExampleID) IsZero() bool {
return id == ""
}
// Example name constraints.
const (
MinExampleNameLen = 1
MaxExampleNameLen = 100
MaxDescriptionLen = 500
)
// Example represents an example domain entity.
// This is a pure domain model with no external dependencies.
type Example struct {
ID ExampleID
Name string
Description string
CreatedAt time.Time
UpdatedAt time.Time
}
// NewExample creates a new Example with validation.
// Returns ErrInvalidExampleName if the name is invalid.
func NewExample(id ExampleID, name, description string) (*Example, error) {
if err := validateExampleName(name); err != nil {
return nil, err
}
if err := validateDescription(description); err != nil {
return nil, err
}
now := time.Now().UTC()
return &Example{
ID: id,
Name: name,
Description: description,
CreatedAt: now,
UpdatedAt: now,
}, nil
}
// Update modifies the example's mutable fields with validation.
// Returns ErrInvalidExampleName if the name is invalid.
func (e *Example) Update(name, description string) error {
if err := validateExampleName(name); err != nil {
return err
}
if err := validateDescription(description); err != nil {
return err
}
e.Name = name
e.Description = description
e.UpdatedAt = time.Now().UTC()
return nil
}
// validateExampleName validates an example name.
func validateExampleName(name string) error {
length := utf8.RuneCountInString(name)
if length < MinExampleNameLen || length > MaxExampleNameLen {
return ErrInvalidExampleName
}
return nil
}
// validateDescription validates a description.
func validateDescription(desc string) error {
if utf8.RuneCountInString(desc) > MaxDescriptionLen {
return ErrInvalidExampleName
}
return nil
}

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@ -0,0 +1,112 @@
package domain
import (
"regexp"
"time"
)
// UserID is a strongly-typed identifier for users.
type UserID string
func (id UserID) String() string { return string(id) }
func (id UserID) IsZero() bool { return id == "" }
// Allowed theme values.
var allowedThemes = map[string]bool{
"light": true,
"dark": true,
"system": true,
}
// Allowed digest values.
var allowedDigests = map[string]bool{
"daily": true,
"weekly": true,
"never": true,
}
var languageRegex = regexp.MustCompile(`^[a-z]{2}$`)
// NotificationSettings holds notification preferences.
type NotificationSettings struct {
Email bool
Push bool
Digest string
}
// Preferences holds all user preferences.
type Preferences struct {
UserID UserID
Theme string
Language string
Notifications NotificationSettings
UpdatedAt time.Time
}
// NewDefaultPreferences returns preferences with all defaults applied.
func NewDefaultPreferences(userID UserID) *Preferences {
return &Preferences{
UserID: userID,
Theme: "system",
Language: "en",
Notifications: NotificationSettings{
Email: true,
Push: true,
Digest: "weekly",
},
UpdatedAt: time.Now().UTC(),
}
}
// Validate checks that all field values are within allowed sets.
func (p *Preferences) Validate() error {
if !allowedThemes[p.Theme] {
return ErrInvalidTheme
}
if !languageRegex.MatchString(p.Language) {
return ErrInvalidLanguage
}
if !allowedDigests[p.Notifications.Digest] {
return ErrInvalidDigest
}
return nil
}
// NotificationSettingsUpdate uses pointer fields to distinguish provided vs absent.
type NotificationSettingsUpdate struct {
Email *bool
Push *bool
Digest *string
}
// PreferencesUpdate uses pointer fields to distinguish provided vs absent.
type PreferencesUpdate struct {
Theme *string
Language *string
Notifications *NotificationSettingsUpdate
}
// MergeFrom applies a shallow merge: only overwrites fields where the update pointer is non-nil.
// For Notifications, individual sub-fields are merged when provided.
func (p *Preferences) MergeFrom(incoming *PreferencesUpdate) {
if incoming == nil {
return
}
if incoming.Theme != nil {
p.Theme = *incoming.Theme
}
if incoming.Language != nil {
p.Language = *incoming.Language
}
if incoming.Notifications != nil {
if incoming.Notifications.Email != nil {
p.Notifications.Email = *incoming.Notifications.Email
}
if incoming.Notifications.Push != nil {
p.Notifications.Push = *incoming.Notifications.Push
}
if incoming.Notifications.Digest != nil {
p.Notifications.Digest = *incoming.Notifications.Digest
}
}
}

View File

@ -0,0 +1,211 @@
package domain
import (
"testing"
)
func TestNewDefaultPreferences(t *testing.T) {
p := NewDefaultPreferences("user-123")
if p.UserID != "user-123" {
t.Errorf("expected UserID 'user-123', got '%s'", p.UserID)
}
if p.Theme != "system" {
t.Errorf("expected theme 'system', got '%s'", p.Theme)
}
if p.Language != "en" {
t.Errorf("expected language 'en', got '%s'", p.Language)
}
if !p.Notifications.Email {
t.Error("expected email=true")
}
if !p.Notifications.Push {
t.Error("expected push=true")
}
if p.Notifications.Digest != "weekly" {
t.Errorf("expected digest 'weekly', got '%s'", p.Notifications.Digest)
}
if p.UpdatedAt.IsZero() {
t.Error("expected non-zero UpdatedAt")
}
}
func TestPreferences_Validate(t *testing.T) {
tests := []struct {
name string
modify func(p *Preferences)
wantErr error
}{
{
name: "valid defaults",
modify: func(p *Preferences) {},
wantErr: nil,
},
{
name: "valid light theme",
modify: func(p *Preferences) { p.Theme = "light" },
wantErr: nil,
},
{
name: "valid dark theme",
modify: func(p *Preferences) { p.Theme = "dark" },
wantErr: nil,
},
{
name: "invalid theme",
modify: func(p *Preferences) { p.Theme = "blue" },
wantErr: ErrInvalidTheme,
},
{
name: "empty theme",
modify: func(p *Preferences) { p.Theme = "" },
wantErr: ErrInvalidTheme,
},
{
name: "valid language es",
modify: func(p *Preferences) { p.Language = "es" },
wantErr: nil,
},
{
name: "invalid language - too long",
modify: func(p *Preferences) { p.Language = "eng" },
wantErr: ErrInvalidLanguage,
},
{
name: "invalid language - uppercase",
modify: func(p *Preferences) { p.Language = "EN" },
wantErr: ErrInvalidLanguage,
},
{
name: "invalid language - empty",
modify: func(p *Preferences) { p.Language = "" },
wantErr: ErrInvalidLanguage,
},
{
name: "valid digest daily",
modify: func(p *Preferences) { p.Notifications.Digest = "daily" },
wantErr: nil,
},
{
name: "valid digest never",
modify: func(p *Preferences) { p.Notifications.Digest = "never" },
wantErr: nil,
},
{
name: "invalid digest",
modify: func(p *Preferences) { p.Notifications.Digest = "monthly" },
wantErr: ErrInvalidDigest,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
p := NewDefaultPreferences("user-1")
tt.modify(p)
err := p.Validate()
if err != tt.wantErr {
t.Errorf("expected error %v, got %v", tt.wantErr, err)
}
})
}
}
func TestPreferences_MergeFrom(t *testing.T) {
strPtr := func(s string) *string { return &s }
boolPtr := func(b bool) *bool { return &b }
t.Run("nil update does nothing", func(t *testing.T) {
p := NewDefaultPreferences("user-1")
p.MergeFrom(nil)
if p.Theme != "system" {
t.Errorf("expected theme 'system', got '%s'", p.Theme)
}
})
t.Run("partial update - theme only", func(t *testing.T) {
p := NewDefaultPreferences("user-1")
p.MergeFrom(&PreferencesUpdate{
Theme: strPtr("dark"),
})
if p.Theme != "dark" {
t.Errorf("expected theme 'dark', got '%s'", p.Theme)
}
if p.Language != "en" {
t.Errorf("expected language 'en' unchanged, got '%s'", p.Language)
}
})
t.Run("partial update - language only", func(t *testing.T) {
p := NewDefaultPreferences("user-1")
p.MergeFrom(&PreferencesUpdate{
Language: strPtr("fr"),
})
if p.Language != "fr" {
t.Errorf("expected language 'fr', got '%s'", p.Language)
}
if p.Theme != "system" {
t.Errorf("expected theme 'system' unchanged, got '%s'", p.Theme)
}
})
t.Run("notifications sub-field merge", func(t *testing.T) {
p := NewDefaultPreferences("user-1")
p.MergeFrom(&PreferencesUpdate{
Notifications: &NotificationSettingsUpdate{
Email: boolPtr(false),
},
})
if p.Notifications.Email != false {
t.Error("expected email=false")
}
if p.Notifications.Push != true {
t.Error("expected push=true unchanged")
}
if p.Notifications.Digest != "weekly" {
t.Errorf("expected digest 'weekly' unchanged, got '%s'", p.Notifications.Digest)
}
})
t.Run("full update", func(t *testing.T) {
p := NewDefaultPreferences("user-1")
p.MergeFrom(&PreferencesUpdate{
Theme: strPtr("light"),
Language: strPtr("es"),
Notifications: &NotificationSettingsUpdate{
Email: boolPtr(false),
Push: boolPtr(false),
Digest: strPtr("daily"),
},
})
if p.Theme != "light" {
t.Errorf("expected theme 'light', got '%s'", p.Theme)
}
if p.Language != "es" {
t.Errorf("expected language 'es', got '%s'", p.Language)
}
if p.Notifications.Email != false {
t.Error("expected email=false")
}
if p.Notifications.Push != false {
t.Error("expected push=false")
}
if p.Notifications.Digest != "daily" {
t.Errorf("expected digest 'daily', got '%s'", p.Notifications.Digest)
}
})
}
func TestUserID(t *testing.T) {
id := UserID("test-123")
if id.String() != "test-123" {
t.Errorf("expected 'test-123', got '%s'", id.String())
}
if id.IsZero() {
t.Error("expected non-zero")
}
var empty UserID
if !empty.IsZero() {
t.Error("expected zero")
}
}

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@ -1,37 +0,0 @@
// Package port defines interfaces (ports) for external dependencies.
// These interfaces define the contracts between the application core and
// infrastructure adapters, enabling testability and flexibility.
package port
import (
"context"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/domain"
)
// ExampleRepository defines the interface for example persistence operations.
// Implementations may use databases, in-memory storage, or external services.
type ExampleRepository interface {
// List returns all examples.
List(ctx context.Context) ([]domain.Example, error)
// Get returns an example by ID.
// Returns domain.ErrExampleNotFound if not found.
Get(ctx context.Context, id domain.ExampleID) (*domain.Example, error)
// Create stores a new example.
// The example must have a valid ID set.
Create(ctx context.Context, example *domain.Example) error
// Update modifies an existing example.
// Returns domain.ErrExampleNotFound if not found.
Update(ctx context.Context, example *domain.Example) error
// Delete removes an example by ID.
// Returns domain.ErrExampleNotFound if not found.
Delete(ctx context.Context, id domain.ExampleID) error
// ExistsByName checks if an example with the given name exists.
// Used for duplicate detection.
ExistsByName(ctx context.Context, name string) (bool, error)
}

View File

@ -0,0 +1,17 @@
package port
import (
"context"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/domain"
)
// PreferencesRepository defines the interface for preferences persistence operations.
type PreferencesRepository interface {
// Get returns preferences for a user.
// Returns domain.ErrPreferencesNotFound if not found.
Get(ctx context.Context, userID domain.UserID) (*domain.Preferences, error)
// Upsert stores preferences for a user (insert or replace).
Upsert(ctx context.Context, userID domain.UserID, prefs *domain.Preferences) error
}

View File

@ -1,137 +0,0 @@
// Package service provides business logic / use cases for the application.
// Services orchestrate domain operations using port interfaces.
package service
import (
"context"
"errors"
"github.com/google/uuid"
"git.threesix.ai/jordan/slate-v3-1770514618/pkg/logging"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/domain"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/port"
)
// ExampleService handles example-related business logic.
type ExampleService struct {
repo port.ExampleRepository
logger *logging.Logger
}
// NewExampleService creates a new example service.
func NewExampleService(repo port.ExampleRepository, logger *logging.Logger) *ExampleService {
return &ExampleService{
repo: repo,
logger: logger.WithService("ExampleService"),
}
}
// List returns all examples.
func (s *ExampleService) List(ctx context.Context) ([]domain.Example, error) {
return s.repo.List(ctx)
}
// Get returns an example by ID.
// Returns domain.ErrExampleNotFound if not found.
func (s *ExampleService) Get(ctx context.Context, id domain.ExampleID) (*domain.Example, error) {
return s.repo.Get(ctx, id)
}
// CreateInput contains the data needed to create an example.
type CreateInput struct {
Name string
Description string
}
// Create creates a new example with duplicate detection.
// Returns domain.ErrDuplicateExample if name already exists.
// Returns domain.ErrInvalidExampleName if name is invalid.
func (s *ExampleService) Create(ctx context.Context, input CreateInput) (*domain.Example, error) {
// Check for duplicates
exists, err := s.repo.ExistsByName(ctx, input.Name)
if err != nil {
return nil, err
}
if exists {
return nil, domain.ErrDuplicateExample
}
// Generate new ID
id := domain.ExampleID(uuid.New().String())
// Create domain entity (validates name)
example, err := domain.NewExample(id, input.Name, input.Description)
if err != nil {
return nil, err
}
// Persist
if err := s.repo.Create(ctx, example); err != nil {
return nil, err
}
s.logger.Info("example created", "id", id, "name", input.Name)
return example, nil
}
// UpdateInput contains the data needed to update an example.
type UpdateInput struct {
Name string
Description string
}
// Update modifies an existing example.
// Returns domain.ErrExampleNotFound if not found.
// Returns domain.ErrDuplicateExample if new name conflicts with another example.
// Returns domain.ErrInvalidExampleName if name is invalid.
func (s *ExampleService) Update(ctx context.Context, id domain.ExampleID, input UpdateInput) (*domain.Example, error) {
// Fetch existing
example, err := s.repo.Get(ctx, id)
if err != nil {
return nil, err
}
// Check for name conflicts (only if name changed)
if example.Name != input.Name {
exists, err := s.repo.ExistsByName(ctx, input.Name)
if err != nil {
return nil, err
}
if exists {
return nil, domain.ErrDuplicateExample
}
}
// Update domain entity (validates name)
if err := example.Update(input.Name, input.Description); err != nil {
return nil, err
}
// Persist
if err := s.repo.Update(ctx, example); err != nil {
return nil, err
}
s.logger.Info("example updated", "id", id, "name", input.Name)
return example, nil
}
// Delete removes an example by ID.
// Returns domain.ErrExampleNotFound if not found.
func (s *ExampleService) Delete(ctx context.Context, id domain.ExampleID) error {
// Verify exists before delete
if _, err := s.repo.Get(ctx, id); err != nil {
if errors.Is(err, domain.ErrExampleNotFound) {
return domain.ErrExampleNotFound
}
return err
}
if err := s.repo.Delete(ctx, id); err != nil {
return err
}
s.logger.Info("example deleted", "id", id)
return nil
}

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@ -1,282 +0,0 @@
package service
import (
"context"
"sync"
"testing"
"git.threesix.ai/jordan/slate-v3-1770514618/pkg/logging"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/domain"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/port"
)
// mockExampleRepository implements port.ExampleRepository for testing.
type mockExampleRepository struct {
mu sync.RWMutex
examples map[domain.ExampleID]*domain.Example
}
var _ port.ExampleRepository = (*mockExampleRepository)(nil)
func newMockExampleRepository() *mockExampleRepository {
return &mockExampleRepository{
examples: make(map[domain.ExampleID]*domain.Example),
}
}
func (m *mockExampleRepository) List(ctx context.Context) ([]domain.Example, error) {
m.mu.RLock()
defer m.mu.RUnlock()
result := make([]domain.Example, 0, len(m.examples))
for _, e := range m.examples {
result = append(result, *e)
}
return result, nil
}
func (m *mockExampleRepository) Get(ctx context.Context, id domain.ExampleID) (*domain.Example, error) {
m.mu.RLock()
defer m.mu.RUnlock()
e, ok := m.examples[id]
if !ok {
return nil, domain.ErrExampleNotFound
}
// Return a copy to avoid mutation
copy := *e
return &copy, nil
}
func (m *mockExampleRepository) Create(ctx context.Context, example *domain.Example) error {
m.mu.Lock()
defer m.mu.Unlock()
// Store a copy
copy := *example
m.examples[example.ID] = &copy
return nil
}
func (m *mockExampleRepository) Update(ctx context.Context, example *domain.Example) error {
m.mu.Lock()
defer m.mu.Unlock()
if _, ok := m.examples[example.ID]; !ok {
return domain.ErrExampleNotFound
}
// Store a copy
copy := *example
m.examples[example.ID] = &copy
return nil
}
func (m *mockExampleRepository) Delete(ctx context.Context, id domain.ExampleID) error {
m.mu.Lock()
defer m.mu.Unlock()
if _, ok := m.examples[id]; !ok {
return domain.ErrExampleNotFound
}
delete(m.examples, id)
return nil
}
func (m *mockExampleRepository) ExistsByName(ctx context.Context, name string) (bool, error) {
m.mu.RLock()
defer m.mu.RUnlock()
for _, e := range m.examples {
if e.Name == name {
return true, nil
}
}
return false, nil
}
func TestExampleService_Create(t *testing.T) {
repo := newMockExampleRepository()
svc := NewExampleService(repo, logging.Nop())
t.Run("creates example successfully", func(t *testing.T) {
example, err := svc.Create(context.Background(), CreateInput{
Name: "Test Example",
Description: "A test description",
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if example.Name != "Test Example" {
t.Errorf("expected name 'Test Example', got '%s'", example.Name)
}
if example.ID.IsZero() {
t.Error("expected non-empty ID")
}
})
t.Run("rejects duplicate name", func(t *testing.T) {
_, err := svc.Create(context.Background(), CreateInput{
Name: "Test Example",
Description: "Another description",
})
if err != domain.ErrDuplicateExample {
t.Errorf("expected ErrDuplicateExample, got %v", err)
}
})
t.Run("rejects empty name", func(t *testing.T) {
_, err := svc.Create(context.Background(), CreateInput{
Name: "",
Description: "Description",
})
if err != domain.ErrInvalidExampleName {
t.Errorf("expected ErrInvalidExampleName, got %v", err)
}
})
}
func TestExampleService_Get(t *testing.T) {
repo := newMockExampleRepository()
svc := NewExampleService(repo, logging.Nop())
// Create an example first
created, _ := svc.Create(context.Background(), CreateInput{
Name: "Get Test",
Description: "Description",
})
t.Run("returns existing example", func(t *testing.T) {
example, err := svc.Get(context.Background(), created.ID)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if example.Name != "Get Test" {
t.Errorf("expected name 'Get Test', got '%s'", example.Name)
}
})
t.Run("returns not found for missing example", func(t *testing.T) {
_, err := svc.Get(context.Background(), "nonexistent-id")
if err != domain.ErrExampleNotFound {
t.Errorf("expected ErrExampleNotFound, got %v", err)
}
})
}
func TestExampleService_Update(t *testing.T) {
repo := newMockExampleRepository()
svc := NewExampleService(repo, logging.Nop())
// Create examples
example1, _ := svc.Create(context.Background(), CreateInput{
Name: "Update Test 1",
Description: "Original",
})
_, _ = svc.Create(context.Background(), CreateInput{
Name: "Update Test 2",
Description: "Other",
})
t.Run("updates example successfully", func(t *testing.T) {
updated, err := svc.Update(context.Background(), example1.ID, UpdateInput{
Name: "Updated Name",
Description: "Updated description",
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if updated.Name != "Updated Name" {
t.Errorf("expected name 'Updated Name', got '%s'", updated.Name)
}
})
t.Run("allows same name on same example", func(t *testing.T) {
_, err := svc.Update(context.Background(), example1.ID, UpdateInput{
Name: "Updated Name",
Description: "Same name",
})
if err != nil {
t.Errorf("unexpected error updating with same name: %v", err)
}
})
t.Run("rejects name conflict", func(t *testing.T) {
_, err := svc.Update(context.Background(), example1.ID, UpdateInput{
Name: "Update Test 2",
Description: "Conflict",
})
if err != domain.ErrDuplicateExample {
t.Errorf("expected ErrDuplicateExample, got %v", err)
}
})
t.Run("returns not found for missing example", func(t *testing.T) {
_, err := svc.Update(context.Background(), "nonexistent-id", UpdateInput{
Name: "Anything",
Description: "",
})
if err != domain.ErrExampleNotFound {
t.Errorf("expected ErrExampleNotFound, got %v", err)
}
})
}
func TestExampleService_Delete(t *testing.T) {
repo := newMockExampleRepository()
svc := NewExampleService(repo, logging.Nop())
// Create an example first
created, _ := svc.Create(context.Background(), CreateInput{
Name: "Delete Test",
Description: "To be deleted",
})
t.Run("deletes example successfully", func(t *testing.T) {
err := svc.Delete(context.Background(), created.ID)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
// Verify deleted
_, err = svc.Get(context.Background(), created.ID)
if err != domain.ErrExampleNotFound {
t.Errorf("expected ErrExampleNotFound after delete, got %v", err)
}
})
t.Run("returns not found for missing example", func(t *testing.T) {
err := svc.Delete(context.Background(), "nonexistent-id")
if err != domain.ErrExampleNotFound {
t.Errorf("expected ErrExampleNotFound, got %v", err)
}
})
}
func TestExampleService_List(t *testing.T) {
repo := newMockExampleRepository()
svc := NewExampleService(repo, logging.Nop())
t.Run("returns empty list initially", func(t *testing.T) {
examples, err := svc.List(context.Background())
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if len(examples) != 0 {
t.Errorf("expected 0 examples, got %d", len(examples))
}
})
// Create some examples
_, _ = svc.Create(context.Background(), CreateInput{Name: "List Test 1", Description: ""})
_, _ = svc.Create(context.Background(), CreateInput{Name: "List Test 2", Description: ""})
t.Run("returns all examples", func(t *testing.T) {
examples, err := svc.List(context.Background())
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if len(examples) != 2 {
t.Errorf("expected 2 examples, got %d", len(examples))
}
})
}

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@ -0,0 +1,59 @@
package service
import (
"context"
"errors"
"time"
"git.threesix.ai/jordan/slate-v3-1770514618/pkg/logging"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/domain"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/port"
)
// PreferencesService handles preferences-related business logic.
type PreferencesService struct {
repo port.PreferencesRepository
logger *logging.Logger
}
// NewPreferencesService creates a new preferences service.
func NewPreferencesService(repo port.PreferencesRepository, logger *logging.Logger) *PreferencesService {
return &PreferencesService{
repo: repo,
logger: logger.WithService("PreferencesService"),
}
}
// Get returns preferences for a user.
// Returns domain.ErrPreferencesNotFound if not found.
func (s *PreferencesService) Get(ctx context.Context, userID domain.UserID) (*domain.Preferences, error) {
return s.repo.Get(ctx, userID)
}
// Upsert creates or updates preferences for a user with merge semantics.
// If no preferences exist, creates defaults and merges the update.
// Validates the merged result before persisting.
func (s *PreferencesService) Upsert(ctx context.Context, userID domain.UserID, update *domain.PreferencesUpdate) (*domain.Preferences, error) {
prefs, err := s.repo.Get(ctx, userID)
if err != nil {
if !errors.Is(err, domain.ErrPreferencesNotFound) {
return nil, err
}
prefs = domain.NewDefaultPreferences(userID)
}
prefs.MergeFrom(update)
if err := prefs.Validate(); err != nil {
return nil, err
}
prefs.UpdatedAt = time.Now().UTC()
if err := s.repo.Upsert(ctx, userID, prefs); err != nil {
return nil, err
}
s.logger.Info("preferences upserted", "user_id", userID.String())
return prefs, nil
}

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@ -0,0 +1,153 @@
package service
import (
"context"
"testing"
"git.threesix.ai/jordan/slate-v3-1770514618/pkg/logging"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/adapter/memory"
"git.threesix.ai/jordan/slate-v3-1770514618/services/preferences-api/internal/domain"
)
func strPtr(s string) *string { return &s }
func boolPtr(b bool) *bool { return &b }
func TestPreferencesService_Get(t *testing.T) {
repo := memory.NewPreferencesRepository()
svc := NewPreferencesService(repo, logging.Nop())
ctx := context.Background()
t.Run("returns not found when no preferences exist", func(t *testing.T) {
_, err := svc.Get(ctx, "user-1")
if err != domain.ErrPreferencesNotFound {
t.Errorf("expected ErrPreferencesNotFound, got %v", err)
}
})
t.Run("returns preferences after upsert", func(t *testing.T) {
_, _ = svc.Upsert(ctx, "user-1", &domain.PreferencesUpdate{
Theme: strPtr("dark"),
})
prefs, err := svc.Get(ctx, "user-1")
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if prefs.Theme != "dark" {
t.Errorf("expected theme 'dark', got '%s'", prefs.Theme)
}
})
}
func TestPreferencesService_Upsert(t *testing.T) {
repo := memory.NewPreferencesRepository()
svc := NewPreferencesService(repo, logging.Nop())
ctx := context.Background()
t.Run("creates new with defaults and merges", func(t *testing.T) {
prefs, err := svc.Upsert(ctx, "user-new", &domain.PreferencesUpdate{
Theme: strPtr("light"),
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if prefs.Theme != "light" {
t.Errorf("expected theme 'light', got '%s'", prefs.Theme)
}
if prefs.Language != "en" {
t.Errorf("expected default language 'en', got '%s'", prefs.Language)
}
if !prefs.Notifications.Email {
t.Error("expected default email=true")
}
})
t.Run("updates existing with merge", func(t *testing.T) {
// First upsert
_, _ = svc.Upsert(ctx, "user-merge", &domain.PreferencesUpdate{
Theme: strPtr("dark"),
Language: strPtr("fr"),
})
// Second upsert - only change language
prefs, err := svc.Upsert(ctx, "user-merge", &domain.PreferencesUpdate{
Language: strPtr("es"),
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if prefs.Theme != "dark" {
t.Errorf("expected theme 'dark' unchanged, got '%s'", prefs.Theme)
}
if prefs.Language != "es" {
t.Errorf("expected language 'es', got '%s'", prefs.Language)
}
})
t.Run("rejects invalid theme", func(t *testing.T) {
_, err := svc.Upsert(ctx, "user-invalid", &domain.PreferencesUpdate{
Theme: strPtr("blue"),
})
if err != domain.ErrInvalidTheme {
t.Errorf("expected ErrInvalidTheme, got %v", err)
}
})
t.Run("rejects invalid language", func(t *testing.T) {
_, err := svc.Upsert(ctx, "user-invalid2", &domain.PreferencesUpdate{
Language: strPtr("XYZ"),
})
if err != domain.ErrInvalidLanguage {
t.Errorf("expected ErrInvalidLanguage, got %v", err)
}
})
t.Run("rejects invalid digest", func(t *testing.T) {
_, err := svc.Upsert(ctx, "user-invalid3", &domain.PreferencesUpdate{
Notifications: &domain.NotificationSettingsUpdate{
Digest: strPtr("monthly"),
},
})
if err != domain.ErrInvalidDigest {
t.Errorf("expected ErrInvalidDigest, got %v", err)
}
})
t.Run("sets UpdatedAt", func(t *testing.T) {
prefs, err := svc.Upsert(ctx, "user-time", &domain.PreferencesUpdate{
Theme: strPtr("dark"),
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if prefs.UpdatedAt.IsZero() {
t.Error("expected non-zero UpdatedAt")
}
})
t.Run("notification sub-field merge preserves unset fields", func(t *testing.T) {
_, _ = svc.Upsert(ctx, "user-notif", &domain.PreferencesUpdate{
Notifications: &domain.NotificationSettingsUpdate{
Email: boolPtr(false),
Push: boolPtr(false),
Digest: strPtr("daily"),
},
})
prefs, err := svc.Upsert(ctx, "user-notif", &domain.PreferencesUpdate{
Notifications: &domain.NotificationSettingsUpdate{
Email: boolPtr(true),
},
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if !prefs.Notifications.Email {
t.Error("expected email=true")
}
if prefs.Notifications.Push != false {
t.Error("expected push=false preserved")
}
if prefs.Notifications.Digest != "daily" {
t.Errorf("expected digest 'daily' preserved, got '%s'", prefs.Notifications.Digest)
}
})
}