GraphQL API and utilities for the rpdata project
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package story
import (
"sort"
"strings"
"github.com/globalsign/mgo/bson"
)
// A Tag associates a story with other content, like other stories, logs and more.
type Tag struct {
Kind TagKind `bson:"kind"`
Name string `bson:"name"`
}
// Equal returns true if the tags match one another.
func (tag *Tag) Equal(other Tag) bool {
return tag.Kind == other.Kind && tag.Name == other.Name
}
// ListTags lists all tags
func ListTags() ([]Tag, error) {
tags := make([]Tag, 0, 64)
err := storyCollection.Find(bson.M{"listed": true, "tags": bson.M{"$ne": nil}}).Distinct("tags", &tags)
sort.Slice(tags, func(i, j int) bool {
kindCmp := strings.Compare(string(tags[i].Kind), string(tags[j].Kind))
if kindCmp != 0 {
return kindCmp < 0
}
return strings.Compare(tags[i].Name, tags[j].Name) < 0
})
return tags, err
}