From 4b62c322473cf0a2c177e3074795166f69c9e51f Mon Sep 17 00:00:00 2001
From: mstar <me@mstar.dev>
Date: Fri, 13 Jun 2025 16:45:28 +0200
Subject: [PATCH] Start work on likes/reactions

---
 activitypub/translators/like.go | 12 ++++++++
 activitypub/translators/note.go |  9 +++++-
 samples/mkLikeDefaultEmote.json | 53 +++++++++++++++++++++++++++++++++
 storage-new/models/Reaction.go  |  5 +++-
 4 files changed, 77 insertions(+), 2 deletions(-)
 create mode 100644 activitypub/translators/like.go
 create mode 100644 samples/mkLikeDefaultEmote.json

diff --git a/activitypub/translators/like.go b/activitypub/translators/like.go
new file mode 100644
index 0000000..227f313
--- /dev/null
+++ b/activitypub/translators/like.go
@@ -0,0 +1,12 @@
+package translators
+
+type ActivityLikeOut struct {
+	Context    any     `json:"@context"`
+	Type       string  `json:"type"`
+	Id         string  `json:"id"`
+	Actor      string  `json:"actor"`
+	Object     string  `json:"object"`
+	Content    *string `json:"content,omitempty"`
+	MkReaction *string `json:"_misskey_reaction,omitempty"`
+	Tags       []Tag   `json:"tag,omitempty"`
+}
diff --git a/activitypub/translators/note.go b/activitypub/translators/note.go
index a7b3bae..0dfb297 100644
--- a/activitypub/translators/note.go
+++ b/activitypub/translators/note.go
@@ -13,8 +13,15 @@ import (
 
 type Tag struct {
 	Type string `json:"type"`
-	Href string `json:"href"`
 	Name string `json:"name"`
+
+	// ---- Section Hashtag & Mention
+	Href *string `json:"href,omitempty"`
+
+	// Section Emote
+	Id      *string    `json:"id,omitempty"`
+	Updated *time.Time `json:"updated,omitempty"`
+	Icon    *Media     `json:"icon,omitempty"`
 }
 
 type ObjectNote struct {
diff --git a/samples/mkLikeDefaultEmote.json b/samples/mkLikeDefaultEmote.json
new file mode 100644
index 0000000..cfbf002
--- /dev/null
+++ b/samples/mkLikeDefaultEmote.json
@@ -0,0 +1,53 @@
+{
+	"@context": [
+		"https://www.w3.org/ns/activitystreams",
+		"https://w3id.org/security/v1",
+		{
+			"Key": "sec:Key",
+			"manuallyApprovesFollowers": "as:manuallyApprovesFollowers",
+			"sensitive": "as:sensitive",
+			"Hashtag": "as:Hashtag",
+			"quoteUrl": "as:quoteUrl",
+			"fedibird": "http://fedibird.com/ns#",
+			"quoteUri": "fedibird:quoteUri",
+			"toot": "http://joinmastodon.org/ns#",
+			"Emoji": "toot:Emoji",
+			"featured": "toot:featured",
+			"discoverable": "toot:discoverable",
+			"indexable": "toot:indexable",
+			"schema": "http://schema.org#",
+			"PropertyValue": "schema:PropertyValue",
+			"value": "schema:value",
+			"misskey": "https://misskey-hub.net/ns#",
+			"_misskey_content": "misskey:_misskey_content",
+			"_misskey_quote": "misskey:_misskey_quote",
+			"_misskey_reaction": "misskey:_misskey_reaction",
+			"_misskey_votes": "misskey:_misskey_votes",
+			"_misskey_summary": "misskey:_misskey_summary",
+			"_misskey_followedMessage": "misskey:_misskey_followedMessage",
+			"_misskey_requireSigninToViewContents": "misskey:_misskey_requireSigninToViewContents",
+			"_misskey_makeNotesFollowersOnlyBefore": "misskey:_misskey_makeNotesFollowersOnlyBefore",
+			"_misskey_makeNotesHiddenBefore": "misskey:_misskey_makeNotesHiddenBefore",
+			"_misskey_license": "misskey:_misskey_license",
+			"freeText": {
+				"@id": "misskey:freeText",
+				"@type": "schema:text"
+			},
+			"isCat": "misskey:isCat",
+			"firefish": "https://joinfirefish.org/ns#",
+			"speakAsCat": "firefish:speakAsCat",
+			"sharkey": "https://joinsharkey.org/ns#",
+			"hideOnlineStatus": "sharkey:hideOnlineStatus",
+			"backgroundUrl": "sharkey:backgroundUrl",
+			"listenbrainz": "sharkey:listenbrainz",
+			"enableRss": "sharkey:enableRss",
+			"vcard": "http://www.w3.org/2006/vcard/ns#"
+		}
+	],
+	"type": "Like",
+	"id": "https://mk.absturztau.be/likes/a8ydcaw713im02nm",
+	"actor": "https://mk.absturztau.be/users/a1xy7910yc8401z8",
+	"object": "https://activitypub.academy/users/fabota_kovacul/statuses/114676133656288280",
+	"content": "👍",
+	"_misskey_reaction": "👍"
+}
diff --git a/storage-new/models/Reaction.go b/storage-new/models/Reaction.go
index 7f9bfd2..e29605b 100644
--- a/storage-new/models/Reaction.go
+++ b/storage-new/models/Reaction.go
@@ -6,7 +6,9 @@ import (
 	"gorm.io/gorm"
 )
 
-// A Reaction is a user liking a note using an emote
+// A Reaction is a user liking a note (optionally using an emote)
+// A reaction may contain some content text. If yes, this is the reaction.
+// It also may contain a specifically linked emote (via tag). If yes, this is the reaction and takes precedence over the content
 type Reaction struct {
 	gorm.Model
 	Note      Note
@@ -15,4 +17,5 @@ type Reaction struct {
 	ReactorId string
 	Emote     *Emote // Emote is optional. If not set, use the default emote of the server
 	EmoteId   sql.NullInt64
+	Content   sql.NullString // Content/text of the reaction. Used for example in cases where a unicode character is sent as emote reaction
 }