✨ Posts

pkg/services/categories.go

@@ -0,0 +1,40 @@
+package services
+
+import (
+	"code.smartsheep.studio/hydrogen/interactive/pkg/database"
+	"code.smartsheep.studio/hydrogen/interactive/pkg/models"
+	"errors"
+	"gorm.io/gorm"
+)
+
+func GetCategory(alias, name string) (models.Category, error) {
+	var category models.Category
+	if err := database.C.Where(models.Category{Alias: alias}).First(&category).Error; err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			category = models.Category{
+				Alias: alias,
+				Name:  name,
+			}
+			err := database.C.Save(&category).Error
+			return category, err
+		}
+		return category, err
+	}
+	return category, nil
+}
+
+func GetTag(alias, name string) (models.Tag, error) {
+	var tag models.Tag
+	if err := database.C.Where(models.Category{Alias: alias}).First(&tag).Error; err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			tag = models.Tag{
+				Alias: alias,
+				Name:  name,
+			}
+			err := database.C.Save(&tag).Error
+			return tag, err
+		}
+		return tag, err
+	}
+	return tag, nil
+}

pkg/services/posts.go

@@ -0,0 +1,59 @@
+package services
+
+import (
+	"code.smartsheep.studio/hydrogen/interactive/pkg/database"
+	"code.smartsheep.studio/hydrogen/interactive/pkg/models"
+)
+
+func NewPost(
+	user models.Account,
+	alias, title, content string,
+	categories []models.Category,
+	tags []models.Tag,
+) (models.Post, error) {
+	return NewPostWithRealm(user, nil, alias, title, content, categories, tags)
+}
+
+func NewPostWithRealm(
+	user models.Account,
+	realm *models.Realm,
+	alias, title, content string,
+	categories []models.Category,
+	tags []models.Tag,
+) (models.Post, error) {
+	var err error
+	var post models.Post
+	for idx, category := range categories {
+		categories[idx], err = GetCategory(category.Alias, category.Name)
+		if err != nil {
+			return post, err
+		}
+	}
+	for idx, tag := range tags {
+		tags[idx], err = GetTag(tag.Alias, tag.Name)
+		if err != nil {
+			return post, err
+		}
+	}
+
+	var realmId *uint
+	if realm != nil {
+		realmId = &realm.ID
+	}
+
+	post = models.Post{
+		Alias:      alias,
+		Title:      title,
+		Content:    content,
+		Tags:       tags,
+		Categories: categories,
+		AuthorID:   user.ID,
+		RealmID:    realmId,
+	}
+
+	if err := database.C.Save(&post).Error; err != nil {
+		return post, err
+	}
+
+	return post, nil
+}