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diff --git a/category/category.go b/category/category.go
index 4ac81c3..5a131dd 100644
--- a/category/category.go
+++ b/category/category.go
@@ -1,52 +1,57 @@
// Package category supports post categories
package category
import (
"errors"
"github.com/writeas/slug"
)
var (
ErrNotFound = errors.New("category doesn't exist")
)
// Category represents a post tag with additional metadata, like a title and slug.
type Category struct {
ID int64 `json:"-"`
Hashtag string `json:"hashtag"`
Slug string `json:"slug"`
Title string `json:"title"`
PostCount int64 `json:"post_count"`
+
+ // IsCategory distinguishes this Category from a mere tag. If true, it is often prominently featured on a blog,
+ // and looked up via its Slug instead of its Hashtag. It usually has all metadata, such as Title, correctly
+ // populated.
+ IsCategory bool `json:"-"`
}
// NewCategory creates a Category you can insert into the database, based on a hashtag. It automatically breaks up the
// hashtag by words, based on capitalization, for both the title and a URL-friendly slug.
func NewCategory(hashtag string) *Category {
title := titleFromHashtag(hashtag)
return &Category{
Hashtag: hashtag,
Slug: slug.Make(title),
Title: title,
}
}
// NewCategoryFromPartial creates a Category from a partially-populated Category, such as when a user initially creates
// one.
func NewCategoryFromPartial(cat *Category) *Category {
newCat := &Category{
Hashtag: cat.Hashtag,
}
// Create title from hashtag, if none supplied
if cat.Title == "" {
newCat.Title = titleFromHashtag(cat.Hashtag)
} else {
newCat.Title = cat.Title
}
// Create slug from title, if none supplied; otherwise ensure slug is valid
if cat.Slug == "" {
newCat.Slug = slug.Make(newCat.Title)
} else {
newCat.Slug = slug.Make(cat.Slug)
}
return newCat
}

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