Add support for template mentions in RichText values (#32)

rich_text.go

@@ -32,6 +32,7 @@ type Mention struct {
 	Database        *ID              `json:"database,omitempty"`
 	Date            *Date            `json:"date,omitempty"`
 	LinkPreview     *LinkPreview     `json:"link_preview,omitempty"`
+	TemplateMention *TemplateMention `json:"template_mention,omitempty"`
 }
 
 type Date struct {
@@ -44,6 +45,13 @@ type LinkPreview struct {
 	URL string `json:"url"`
 }
 
+type TemplateMention struct {
+	Type TemplateMentionType `json:"type"`
+
+	TemplateMentionDate *TemplateMentionDateType `json:"template_mention_date,omitempty"`
+	TemplateMentionUser *TemplateMentionUserType `json:"template_mention_user,omitempty"`
+}
+
 type Text struct {
 	Content string `json:"content"`
 	Link    *Link  `json:"link,omitempty"`
@@ -60,6 +68,9 @@ type ID struct {
 type (
 	RichTextType            string
 	MentionType             string
+	TemplateMentionType     string
+	TemplateMentionDateType string
+	TemplateMentionUserType string
 	Color                   string
 )
 
@@ -75,6 +86,13 @@ const (
 	MentionTypeDatabase        MentionType = "database"
 	MentionTypeDate            MentionType = "date"
 	MentionTypeLinkPreview     MentionType = "link_preview"
+	MentionTypeTemplateMention MentionType = "template_mention"
+
+	TemplateMentionTypeDate      TemplateMentionType     = "template_mention_date"
+	TemplateMentionTypeUser      TemplateMentionType     = "template_mention_user"
+	TemplateMentionDateTypeToday TemplateMentionDateType = "today"
+	TemplateMentionDateTypeNow   TemplateMentionDateType = "now"
+	TemplateMentionUserTypeMe    TemplateMentionUserType = "me"
 )
 
 const (