feat: added roles to emojis (#959)

include/dpp/emoji.h

@@ -72,21 +72,29 @@ class DPP_EXPORT emoji : public managed, public json_interface<emoji> {
 
 public:
 	/**
-	 * @brief Emoji name
+	 * @brief Emoji name.
 	 */
 	std::string name{};
+
 	/**
-	 * @brief User id who uploaded the emoji
+	 * @brief Roles allowed to use this emoji.
 	 */
-	snowflake user_id{0};
+	std::vector<snowflake> roles;
+
 	/**
-	 * @brief Flags for the emoji from dpp::emoji_flags
+	 * @brief The id of the user that created this emoji.
 	 */
-	uint8_t flags{0};
+	snowflake user_id;
+
 	/**
-	 * @brief Image data for the emoji if uploading
+	 * @brief Image data for the emoji, if uploading.
 	 */
-	std::string image_data{};
+	std::string image_data;
+
+	/**
+	 * @brief Flags for the emoji from dpp::emoji_flags.
+	 */
+	uint8_t flags{0};
 
 	/**
 	 * @brief Construct a new emoji object

src/dpp/emoji.cpp

@@ -41,6 +41,13 @@ emoji& emoji::fill_from_json_impl(nlohmann::json* j) {
 		json & user = (*j)["user"];
 		user_id = snowflake_not_null(&user, "id");
 	}
+
+	if(j->contains("roles")) {
+		for (const auto& role : (*j)["roles"]) {
+			this->roles.emplace_back(to_string(role));
+		}
+	}
+
 	if (bool_not_null(j, "require_colons")) {
 		flags |= e_require_colons;
 	}
@@ -65,6 +72,10 @@ json emoji::to_json_impl(bool with_id) const {
 	if (!image_data.empty()) {
 		j["image"] = image_data;
 	}
+	j["roles"] = json::array();
+	for (const auto& role : roles) {
+		j["roles"].push_back(role.str());
+	}
 	return j;
 }
 
@@ -94,8 +105,7 @@ emoji& emoji::load_image(std::string_view image_blob, const image_type type) {
 	return *this;
 }
 
-std::string emoji::format() const
-{
+std::string emoji::format() const {
 	return id ? ((is_animated() ? "a:" : "") + name + ":" + std::to_string(id)) : name;
 }
 
@@ -106,11 +116,11 @@ std::string emoji::get_mention() const {
 std::string emoji::get_url(uint16_t size, const dpp::image_type format, bool prefer_animated) const {
 	if (this->id) {
 		return utility::cdn_endpoint_url({ i_jpg, i_png, i_webp, i_gif },
-										 "emojis/" + std::to_string(this->id),
-										 format, size, prefer_animated, is_animated());
-	} else {
-		return std::string();
+	 		"emojis/" + std::to_string(this->id),
+		 	format, size, prefer_animated, is_animated());
 	}
+
+	return "";
 }