app/entry_service.go

@@ -3,6 +3,7 @@ package app
 import (
 	"owl-blogs/app/repository"
 	"owl-blogs/domain/model"
+	"time"
 )
 
 type EntryService struct {
@@ -13,8 +14,8 @@ func NewEntryService(entryRepository repository.EntryRepository) *EntryService {
 	return &EntryService{EntryRepository: entryRepository}
 }
 
-func (s *EntryService) Create(entry model.Entry) error {
+func (s *EntryService) Create(entry model.Entry, publishedAt *time.Time, metaData model.EntryMetaData) error {
-	return s.EntryRepository.Create(entry)
+	return s.EntryRepository.Create(entry, publishedAt, metaData)
 }
 
 func (s *EntryService) Update(entry model.Entry) error {

app/repository/interfaces.go

@@ -1,9 +1,12 @@
 package repository
 
-import "owl-blogs/domain/model"
+import (
+	"owl-blogs/domain/model"
+	"time"
+)
 
 type EntryRepository interface {
-	Create(entry model.Entry) error
+	Create(entry model.Entry, publishedAt *time.Time, metaData model.EntryMetaData) error
 	Update(entry model.Entry) error
 	Delete(entry model.Entry) error
 	FindById(id string) (model.Entry, error)

infra/entry_repository.go

@@ -10,6 +10,7 @@ import (
 	"strings"
 	"time"
 
+	"github.com/google/uuid"
 	"github.com/jmoiron/sqlx"
 	_ "github.com/mattn/go-sqlite3"
 )
@@ -27,12 +28,7 @@ type DefaultEntryRepo struct {
 }
 
 // Create implements repository.EntryRepository.
-func (r *DefaultEntryRepo) Create(entry model.Entry) error {
+func (r *DefaultEntryRepo) Create(entry model.Entry, publishedAt *time.Time, metaData model.EntryMetaData) error {
-	exEntry, _ := r.FindById(entry.ID())
-	if exEntry != nil {
-		return errors.New("entry already exists")
-	}
-
 	t, err := r.typeRegistry.TypeName(entry)
 	if err != nil {
 		return errors.New("entry type not registered")
@@ -40,10 +36,12 @@ func (r *DefaultEntryRepo) Create(entry model.Entry) error {
 
 	var metaDataJson []byte
 	if entry.MetaData() != nil {
-		metaDataJson, _ = json.Marshal(entry.MetaData())
+		metaDataJson, _ = json.Marshal(metaData)
 	}
 
-	_, err = r.db.Exec("INSERT INTO entries (id, type, published_at, meta_data) VALUES (?, ?, ?, ?)", entry.ID(), t, entry.PublishedAt(), metaDataJson)
+	id := uuid.New().String()
+	_, err = r.db.Exec("INSERT INTO entries (id, type, published_at, meta_data) VALUES (?, ?, ?, ?)", id, t, publishedAt, metaDataJson)
+	entry.Create(id, publishedAt, metaData)
 	return err
 }
 

infra/entry_repository_test.go

@@ -24,15 +24,14 @@ func TestRepoCreate(t *testing.T) {
 
 	entry := &test.MockEntry{}
 	now := time.Now()
-	entry.Create("id", &now, &test.MockEntryMetaData{
+	err := repo.Create(entry, &now, &test.MockEntryMetaData{
 		Str:    "str",
 		Number: 1,
 		Date:   now,
 	})
-	err := repo.Create(entry)
 	require.NoError(t, err)
 
-	entry2, err := repo.FindById("id")
+	entry2, err := repo.FindById(entry.ID())
 	require.NoError(t, err)
 	require.Equal(t, entry.ID(), entry2.ID())
 	require.Equal(t, entry.Content(), entry2.Content())
@@ -49,12 +48,11 @@ func TestRepoDelete(t *testing.T) {
 
 	entry := &test.MockEntry{}
 	now := time.Now()
-	entry.Create("id", &now, &test.MockEntryMetaData{
+	err := repo.Create(entry, &now, &test.MockEntryMetaData{
 		Str:    "str",
 		Number: 1,
 		Date:   now,
 	})
-	err := repo.Create(entry)
 	require.NoError(t, err)
 
 	err = repo.Delete(entry)
@@ -69,22 +67,21 @@ func TestRepoFindAll(t *testing.T) {
 
 	entry := &test.MockEntry{}
 	now := time.Now()
-	entry.Create("id", &now, &test.MockEntryMetaData{
+	err := repo.Create(entry, &now, &test.MockEntryMetaData{
 		Str:    "str",
 		Number: 1,
 		Date:   now,
 	})
-	err := repo.Create(entry)
+
 	require.NoError(t, err)
 
 	entry2 := &test.MockEntry{}
 	now2 := time.Now()
-	entry2.Create("id2", &now2, &test.MockEntryMetaData{
+	err = repo.Create(entry2, &now2, &test.MockEntryMetaData{
-		Str:    "str2",
+		Str:    "str",
-		Number: 2,
+		Number: 1,
-		Date:   now2,
+		Date:   now,
 	})
-	err = repo.Create(entry2)
 	require.NoError(t, err)
 
 	entries, err := repo.FindAll(nil)
@@ -106,25 +103,25 @@ func TestRepoUpdate(t *testing.T) {
 
 	entry := &test.MockEntry{}
 	now := time.Now()
-	entry.Create("id", &now, &test.MockEntryMetaData{
+	err := repo.Create(entry, &now, &test.MockEntryMetaData{
 		Str:    "str",
 		Number: 1,
 		Date:   now,
 	})
-	err := repo.Create(entry)
 	require.NoError(t, err)
 
 	entry2 := &test.MockEntry{}
 	now2 := time.Now()
-	entry2.Create("id", &now2, &test.MockEntryMetaData{
+	err = repo.Create(entry2, &now2, &test.MockEntryMetaData{
 		Str:    "str2",
 		Number: 2,
 		Date:   now2,
 	})
+	require.NoError(t, err)
 	err = repo.Update(entry2)
 	require.NoError(t, err)
 
-	entry3, err := repo.FindById("id")
+	entry3, err := repo.FindById(entry2.ID())
 	require.NoError(t, err)
 	require.Equal(t, entry3.Content(), entry2.Content())
 	require.Equal(t, entry3.PublishedAt().Unix(), entry2.PublishedAt().Unix())

web/editor/entity_form_test.go

@@ -1,6 +1,7 @@
 package editor_test
 
 import (
+	"mime/multipart"
 	"owl-blogs/domain/model"
 	"owl-blogs/web/editor"
 	"reflect"
@@ -15,10 +16,21 @@ type MockEntryMetaData struct {
 	Content string `owl:"inputType=text"`
 }
 
+type MockFormData struct {
+}
+
+func (f *MockFormData) FormFile(key string) (*multipart.FileHeader, error) {
+	return nil, nil
+}
+
+func (f *MockFormData) FormValue(key string, defaultValue ...string) string {
+	return key
+}
+
 type MockEntry struct {
 	id          string
 	publishedAt *time.Time
-	metaData    *MockEntryMetaData
+	metaData    MockEntryMetaData
 }
 
 func (e *MockEntry) ID() string {
@@ -34,13 +46,13 @@ func (e *MockEntry) PublishedAt() *time.Time {
 }
 
 func (e *MockEntry) MetaData() interface{} {
-	return e.metaData
+	return &e.metaData
 }
 
 func (e *MockEntry) Create(id string, publishedAt *time.Time, metaData model.EntryMetaData) error {
 	e.id = id
 	e.publishedAt = publishedAt
-	e.metaData = metaData.(*MockEntryMetaData)
+	e.metaData = *metaData.(*MockEntryMetaData)
 	return nil
 }
 
@@ -63,13 +75,27 @@ func TestStructToFields(t *testing.T) {
 }
 
 func TestEditorEntryForm_HtmlForm(t *testing.T) {
-	formService := editor.NewEditorFormService(&MockEntry{})
+	form := editor.NewEntryForm(&MockEntry{})
-	form, err := formService.HtmlForm()
+	html, err := form.HtmlForm()
 	require.NoError(t, err)
-	require.Contains(t, form, "<form")
+	require.Contains(t, html, "<form")
-	require.Contains(t, form, "method=\"POST\"")
+	require.Contains(t, html, "method=\"POST\"")
-	require.Contains(t, form, "<input type=\"file\" name=\"Image\" />")
+	require.Contains(t, html, "<input type=\"file\" name=\"Image\"")
-	require.Contains(t, form, "<input type=\"text\" name=\"Content\" />")
+	require.Contains(t, html, "<input type=\"text\" name=\"Content\"")
-	require.Contains(t, form, "<input type=\"submit\" value=\"Submit\" />")
+	require.Contains(t, html, "<input type=\"submit\" value=\"Submit\"")
 
 }
+
+func TestFormParseNil(t *testing.T) {
+	form := editor.NewEntryForm(&MockEntry{})
+	_, err := form.Parse(nil)
+	require.Error(t, err)
+}
+
+func TestFormParse(t *testing.T) {
+	form := editor.NewEntryForm(&MockEntry{})
+	entry, err := form.Parse(&MockFormData{})
+	require.NoError(t, err)
+	require.Equal(t, "Image", entry.MetaData().(*MockEntryMetaData).Image)
+	require.Equal(t, "Content", entry.MetaData().(*MockEntryMetaData).Content)
+}

web/editor/entry_form.go

@@ -2,17 +2,31 @@ package editor
 
 import (
 	"fmt"
+	"mime/multipart"
 	"owl-blogs/domain/model"
 	"reflect"
 	"strings"
 )
 
+type HttpFormData interface {
+	// FormFile returns the first file by key from a MultipartForm.
+	FormFile(key string) (*multipart.FileHeader, error)
+	// FormValue returns the first value by key from a MultipartForm.
+	// Search is performed in QueryArgs, PostArgs, MultipartForm and FormFile in this particular order.
+	// Defaults to the empty string "" if the form value doesn't exist.
+	// If a default value is given, it will return that value if the form value does not exist.
+	// Returned value is only valid within the handler. Do not store any references.
+	// Make copies or use the Immutable setting instead.
+	FormValue(key string, defaultValue ...string) string
+}
+
 type EditorEntryForm struct {
 	entry model.Entry
 }
 
 type EntryFormFieldParams struct {
 	InputType string
+	Widget    string
 }
 
 type EntryFormField struct {
@@ -20,7 +34,7 @@ type EntryFormField struct {
 	Params EntryFormFieldParams
 }
 
-func NewEditorFormService(entry model.Entry) *EditorEntryForm {
+func NewEntryForm(entry model.Entry) *EditorEntryForm {
 	return &EditorEntryForm{
 		entry: entry,
 	}
@@ -30,6 +44,8 @@ func (s *EntryFormFieldParams) ApplyTag(tagKey string, tagValue string) error {
 	switch tagKey {
 	case "inputType":
 		s.InputType = tagValue
+	case "widget":
+		s.Widget = tagValue
 	default:
 		return fmt.Errorf("unknown tag key: %v", tagKey)
 	}
@@ -37,7 +53,14 @@ func (s *EntryFormFieldParams) ApplyTag(tagKey string, tagValue string) error {
 }
 
 func (s *EntryFormField) Html() string {
-	return fmt.Sprintf("<input type=\"%v\" name=\"%v\" />\n", s.Params.InputType, s.Name)
+	html := ""
+	html += fmt.Sprintf("<label for=\"%v\">%v</label>\n", s.Name, s.Name)
+	if s.Params.InputType == "text" && s.Params.Widget == "textarea" {
+		html += fmt.Sprintf("<textarea name=\"%v\" id=\"%v\" rows=\"20\"></textarea>\n", s.Name, s.Name)
+	} else {
+		html += fmt.Sprintf("<input type=\"%v\" name=\"%v\" id=\"%v\" />\n", s.Params.InputType, s.Name, s.Name)
+	}
+	return html
 }
 
 func FieldToFormField(field reflect.StructField) (EntryFormField, error) {
@@ -89,3 +112,28 @@ func (s *EditorEntryForm) HtmlForm() (string, error) {
 
 	return html, nil
 }
+
+func (s *EditorEntryForm) Parse(ctx HttpFormData) (model.Entry, error) {
+	if ctx == nil {
+		return nil, fmt.Errorf("nil context")
+	}
+	meta := s.entry.MetaData()
+	metaVal := reflect.ValueOf(meta)
+	if metaVal.Kind() != reflect.Ptr {
+		return nil, fmt.Errorf("meta data is not a pointer")
+	}
+	fields, err := StructToFormFields(meta)
+	if err != nil {
+		return nil, err
+	}
+	for field := range fields {
+		fieldName := fields[field].Name
+		fieldValue := ctx.FormValue(fieldName)
+		metaField := metaVal.Elem().FieldByName(fieldName)
+		if metaField.IsValid() {
+			metaField.SetString(fieldValue)
+		}
+	}
+
+	return s.entry, nil
+}

web/editor_handler.go

@@ -4,6 +4,7 @@ import (
 	"owl-blogs/app"
 	"owl-blogs/domain/model"
 	"owl-blogs/web/editor"
+	"time"
 
 	"github.com/gofiber/fiber/v2"
 )
@@ -18,15 +19,30 @@ func NewEditorHandler(entryService *app.EntryService) *EditorHandler {
 
 func (h *EditorHandler) HandleGet(c *fiber.Ctx) error {
 	c.Set(fiber.HeaderContentType, fiber.MIMETextHTML)
-	formService := editor.NewEditorFormService(&model.ImageEntry{})
+	form := editor.NewEntryForm(&model.ImageEntry{})
-	form, err := formService.HtmlForm()
+	htmlForm, err := form.HtmlForm()
 	if err != nil {
 		return err
 	}
-	return c.SendString(form)
+	return c.SendString(htmlForm)
 }
 
 func (h *EditorHandler) HandlePost(c *fiber.Ctx) error {
 	c.Set(fiber.HeaderContentType, fiber.MIMETextHTML)
+
+	form := editor.NewEntryForm(&model.ImageEntry{})
+	// get form data
+	metaData, err := form.Parse(c)
+	if err != nil {
+		return err
+	}
+
+	// create entry
+	now := time.Now()
+	err = h.entrySvc.Create(&model.ImageEntry{}, &now, metaData)
+	if err != nil {
+		return err
+	}
+
 	return c.SendString("Hello, Editor!")
 }