layouting webmention

app/entry_register.go

@@ -1,58 +1,11 @@
 package app
 
 import (
-	"errors"
 	"owl-blogs/domain/model"
-	"reflect"
 )
 
-type EntryTypeRegistry struct {
-	types map[string]model.Entry
-}
+type EntryTypeRegistry = TypeRegistry[model.Entry]
 
 func NewEntryTypeRegistry() *EntryTypeRegistry {
-	return &EntryTypeRegistry{types: map[string]model.Entry{}}
-}
-
-func (r *EntryTypeRegistry) entryType(entry model.Entry) string {
-	return reflect.TypeOf(entry).Elem().Name()
-}
-
-func (r *EntryTypeRegistry) Register(entry model.Entry) error {
-	t := r.entryType(entry)
-	if _, ok := r.types[t]; ok {
-		return errors.New("entry type already registered")
-	}
-	r.types[t] = entry
-	return nil
-}
-
-func (r *EntryTypeRegistry) Types() []model.Entry {
-	types := []model.Entry{}
-	for _, t := range r.types {
-		types = append(types, t)
-	}
-	return types
-}
-
-func (r *EntryTypeRegistry) TypeName(entry model.Entry) (string, error) {
-	t := r.entryType(entry)
-	if _, ok := r.types[t]; !ok {
-		return "", errors.New("entry type not registered")
-	}
-	return t, nil
-}
-
-func (r *EntryTypeRegistry) Type(name string) (model.Entry, error) {
-	if _, ok := r.types[name]; !ok {
-		return nil, errors.New("entry type not registered")
-	}
-
-	val := reflect.ValueOf(r.types[name])
-	if val.Kind() == reflect.Ptr {
-		val = reflect.Indirect(val)
-	}
-	newEntry := reflect.New(val.Type()).Interface().(model.Entry)
-
-	return newEntry, nil
+	return NewTypeRegistry[model.Entry]()
 }

app/generic_register.go

@@ -0,0 +1,57 @@
+package app
+
+import (
+	"errors"
+	"reflect"
+)
+
+type TypeRegistry[T any] struct {
+	types map[string]T
+}
+
+func NewTypeRegistry[T any]() *TypeRegistry[T] {
+	return &TypeRegistry[T]{types: map[string]T{}}
+}
+
+func (r *TypeRegistry[T]) entryType(entry T) string {
+	return reflect.TypeOf(entry).Elem().Name()
+}
+
+func (r *TypeRegistry[T]) Register(entry T) error {
+	t := r.entryType(entry)
+	if _, ok := r.types[t]; ok {
+		return errors.New("entry type already registered")
+	}
+	r.types[t] = entry
+	return nil
+}
+
+func (r *TypeRegistry[T]) Types() []T {
+	types := []T{}
+	for _, t := range r.types {
+		types = append(types, t)
+	}
+	return types
+}
+
+func (r *TypeRegistry[T]) TypeName(entry T) (string, error) {
+	t := r.entryType(entry)
+	if _, ok := r.types[t]; !ok {
+		return "", errors.New("entry type not registered")
+	}
+	return t, nil
+}
+
+func (r *TypeRegistry[T]) Type(name string) (T, error) {
+	if _, ok := r.types[name]; !ok {
+		return *new(T), errors.New("entry type not registered")
+	}
+
+	val := reflect.ValueOf(r.types[name])
+	if val.Kind() == reflect.Ptr {
+		val = reflect.Indirect(val)
+	}
+	newEntry := reflect.New(val.Type()).Interface().(T)
+
+	return newEntry, nil
+}

app/interaction_register.go

@@ -0,0 +1,11 @@
+package app
+
+import (
+	"owl-blogs/domain/model"
+)
+
+type InteractionTypeRegistry = TypeRegistry[model.Interaction]
+
+func NewInteractionTypeRegistry() *InteractionTypeRegistry {
+	return NewTypeRegistry[model.Interaction]()
+}

app/repository/interfaces.go

@@ -36,3 +36,11 @@ type ConfigRepository interface {
 	Get(name string, config interface{}) error
 	Update(name string, siteConfig interface{}) error
 }
+
+type InteractionRepository interface {
+	Create(interaction model.Interaction) error
+	Update(interaction model.Interaction) error
+	Delete(interaction model.Interaction) error
+	FindById(id string) (model.Interaction, error)
+	FindAll(entryId string) ([]model.Interaction, error)
+}

app/webmention_service.go

@@ -0,0 +1,18 @@
+package app
+
+import "owl-blogs/app/repository"
+
+type WebmentionService struct {
+	InteractionRepository repository.InteractionRepository
+	EntryRepository       repository.EntryRepository
+}
+
+func NewWebmentionService(
+	interactionRepository repository.InteractionRepository,
+	entryRepository repository.EntryRepository,
+) *WebmentionService {
+	return &WebmentionService{
+		InteractionRepository: interactionRepository,
+		EntryRepository:       entryRepository,
+	}
+}

cmd/owl/main.go

@@ -6,6 +6,7 @@ import (
 	"owl-blogs/app"
 	entrytypes "owl-blogs/entry_types"
 	"owl-blogs/infra"
+	"owl-blogs/interactions"
 	"owl-blogs/web"
 
 	"github.com/spf13/cobra"
@@ -26,29 +27,41 @@ func Execute() {
 }
 
 func App(db infra.Database) *web.WebApp {
-	registry := app.NewEntryTypeRegistry()
-	registry.Register(&entrytypes.Image{})
-	registry.Register(&entrytypes.Article{})
-	registry.Register(&entrytypes.Page{})
-	registry.Register(&entrytypes.Recipe{})
-	registry.Register(&entrytypes.Note{})
-	registry.Register(&entrytypes.Bookmark{})
-	registry.Register(&entrytypes.Reply{})
+	// Register Types
+	entryRegister := app.NewEntryTypeRegistry()
+	entryRegister.Register(&entrytypes.Image{})
+	entryRegister.Register(&entrytypes.Article{})
+	entryRegister.Register(&entrytypes.Page{})
+	entryRegister.Register(&entrytypes.Recipe{})
+	entryRegister.Register(&entrytypes.Note{})
+	entryRegister.Register(&entrytypes.Bookmark{})
+	entryRegister.Register(&entrytypes.Reply{})
 
-	entryRepo := infra.NewEntryRepository(db, registry)
-	binRepo := infra.NewBinaryFileRepo(db)
-	authorRepo := infra.NewDefaultAuthorRepo(db)
-	siteConfigRepo := infra.NewConfigRepo(db)
-
-	entryService := app.NewEntryService(entryRepo)
-	binaryService := app.NewBinaryFileService(binRepo)
-	authorService := app.NewAuthorService(authorRepo, siteConfigRepo)
+	interactionRegister := app.NewInteractionTypeRegistry()
+	interactionRegister.Register(&interactions.Webmention{})
 
 	configRegister := app.NewConfigRegister()
 
+	// Create Repositories
+	entryRepo := infra.NewEntryRepository(db, entryRegister)
+	binRepo := infra.NewBinaryFileRepo(db)
+	authorRepo := infra.NewDefaultAuthorRepo(db)
+	siteConfigRepo := infra.NewConfigRepo(db)
+	interactionRepo := infra.NewInteractionRepo(db, interactionRegister)
+
+	// Create Services
+	entryService := app.NewEntryService(entryRepo)
+	binaryService := app.NewBinaryFileService(binRepo)
+	authorService := app.NewAuthorService(authorRepo, siteConfigRepo)
+	webmentionService := app.NewWebmentionService(
+		interactionRepo, entryRepo,
+	)
+
+	// Create WebApp
 	return web.NewWebApp(
-		entryService, registry, binaryService,
+		entryService, entryRegister, binaryService,
 		authorService, siteConfigRepo, configRegister,
+		webmentionService,
 	)
 
 }

domain/model/interaction.go

@@ -0,0 +1,53 @@
+package model
+
+import "time"
+
+type InteractionContent string
+
+// Interaction is a generic interface for all interactions with entries
+// These interactions can be:
+// - Webmention, Pingback, Trackback
+// - Likes, Comments on third party sites
+// - Comments on the site itself
+type Interaction interface {
+	ID() string
+	EntryID() string
+	Content() InteractionContent
+	CreatedAt() time.Time
+	MetaData() interface{}
+
+	SetID(id string)
+	SetEntryID(entryID string)
+	SetCreatedAt(createdAt time.Time)
+	SetMetaData(metaData interface{})
+}
+
+type InteractionBase struct {
+	id        string
+	entryID   string
+	createdAt time.Time
+}
+
+func (i *InteractionBase) ID() string {
+	return i.id
+}
+
+func (i *InteractionBase) EntryID() string {
+	return i.entryID
+}
+
+func (i *InteractionBase) CreatedAt() time.Time {
+	return i.createdAt
+}
+
+func (i *InteractionBase) SetID(id string) {
+	i.id = id
+}
+
+func (i *InteractionBase) SetEntryID(entryID string) {
+	i.entryID = entryID
+}
+
+func (i *InteractionBase) SetCreatedAt(createdAt time.Time) {
+	i.createdAt = createdAt
+}

infra/entry_repository.go

@@ -28,6 +28,26 @@ type DefaultEntryRepo struct {
 	db           *sqlx.DB
 }
 
+func NewEntryRepository(db Database, register *app.EntryTypeRegistry) repository.EntryRepository {
+	sqlxdb := db.Get()
+
+	// Create tables if not exists
+	sqlxdb.MustExec(`
+		CREATE TABLE IF NOT EXISTS entries (
+			id TEXT PRIMARY KEY,
+			type TEXT NOT NULL,
+			published_at DATETIME,
+			author_id TEXT NOT NULL,
+			meta_data TEXT NOT NULL
+		);
+	`)
+
+	return &DefaultEntryRepo{
+		db:           sqlxdb,
+		typeRegistry: register,
+	}
+}
+
 // Create implements repository.EntryRepository.
 func (r *DefaultEntryRepo) Create(entry model.Entry) error {
 	t, err := r.typeRegistry.TypeName(entry)
@@ -123,26 +143,6 @@ func (r *DefaultEntryRepo) Update(entry model.Entry) error {
 	return err
 }
 
-func NewEntryRepository(db Database, register *app.EntryTypeRegistry) repository.EntryRepository {
-	sqlxdb := db.Get()
-
-	// Create tables if not exists
-	sqlxdb.MustExec(`
-		CREATE TABLE IF NOT EXISTS entries (
-			id TEXT PRIMARY KEY,
-			type TEXT NOT NULL,
-			published_at DATETIME,
-			author_id TEXT NOT NULL,
-			meta_data TEXT NOT NULL
-		);
-	`)
-
-	return &DefaultEntryRepo{
-		db:           sqlxdb,
-		typeRegistry: register,
-	}
-}
-
 func (r *DefaultEntryRepo) sqlEntryToEntry(entry sqlEntry) (model.Entry, error) {
 	e, err := r.typeRegistry.Type(entry.Type)
 	if err != nil {

infra/interaction_repository.go

@@ -0,0 +1,67 @@
+package infra
+
+import (
+	"owl-blogs/app"
+	"owl-blogs/app/repository"
+	"owl-blogs/domain/model"
+
+	"github.com/jmoiron/sqlx"
+)
+
+type sqlInteraction struct {
+	Id        string `db:"id"`
+	Type      string `db:"type"`
+	EntryId   string `db:"entry_id"`
+	CreatedAt string `db:"created_at"`
+	MetaData  string `db:"meta_data"`
+}
+
+type DefaultInteractionRepo struct {
+	typeRegistry *app.InteractionTypeRegistry
+	db           *sqlx.DB
+}
+
+func NewInteractionRepo(db Database, register *app.InteractionTypeRegistry) repository.InteractionRepository {
+	sqlxdb := db.Get()
+
+	// Create tables if not exists
+	sqlxdb.MustExec(`
+		CREATE TABLE IF NOT EXISTS interactions (
+			id TEXT PRIMARY KEY,
+			type TEXT NOT NULL,
+			entry_id TEXT NOT NULL,
+			created_at DATETIME NOT NULL,
+			meta_data TEXT NOT NULL
+		);
+	`)
+
+	return &DefaultInteractionRepo{
+		db:           sqlxdb,
+		typeRegistry: register,
+	}
+}
+
+// Create implements repository.InteractionRepository.
+func (*DefaultInteractionRepo) Create(interaction model.Interaction) error {
+	panic("unimplemented")
+}
+
+// Delete implements repository.InteractionRepository.
+func (*DefaultInteractionRepo) Delete(interaction model.Interaction) error {
+	panic("unimplemented")
+}
+
+// FindAll implements repository.InteractionRepository.
+func (*DefaultInteractionRepo) FindAll(entryId string) ([]model.Interaction, error) {
+	panic("unimplemented")
+}
+
+// FindById implements repository.InteractionRepository.
+func (*DefaultInteractionRepo) FindById(id string) (model.Interaction, error) {
+	panic("unimplemented")
+}
+
+// Update implements repository.InteractionRepository.
+func (*DefaultInteractionRepo) Update(interaction model.Interaction) error {
+	panic("unimplemented")
+}

interactions/webmention.go

@@ -0,0 +1,25 @@
+package interactions
+
+import "owl-blogs/domain/model"
+
+type Webmention struct {
+	model.InteractionBase
+	meta WebmentionInteractionMetaData
+}
+
+type WebmentionInteractionMetaData struct {
+	Source string
+	Target string
+}
+
+func (i *Webmention) Content() model.InteractionContent {
+	return model.InteractionContent(i.meta.Source)
+}
+
+func (i *Webmention) MetaData() interface{} {
+	return &i.meta
+}
+
+func (i *Webmention) SetMetaData(metaData interface{}) {
+	i.meta = *metaData.(*WebmentionInteractionMetaData)
+}

web/app.go

@@ -34,6 +34,7 @@ func NewWebApp(
 	authorService *app.AuthorService,
 	configRepo repository.ConfigRepository,
 	configRegister *app.ConfigRegister,
+	webmentionService *app.WebmentionService,
 ) *WebApp {
 	app := fiber.New()
 	app.Use(middleware.NewUserMiddleware(authorService).Handle)