feat(plugins): add basic message construction (#5754)

src/controllers/plugins/api/Message.hpp

@@ -0,0 +1,101 @@
+#pragma once
+#ifdef CHATTERINO_HAVE_PLUGINS
+#    include "messages/Message.hpp"
+
+#    include <sol/forward.hpp>
+
+namespace chatterino::lua::api::message {
+
+/* @lua-fragment
+---A chat message
+---@class c2.Message
+c2.Message = {}
+
+---A table to initialize a new message
+---@class MessageInit
+---@field flags? c2.MessageFlag Message flags (see `c2.MessageFlags`)
+---@field id? string The (ideally unique) message ID
+---@field parse_time? number Time the message was parsed (in milliseconds since epoch)
+---@field search_text? string Text to that is compared when searching for messages
+---@field message_text? string The message text (used for filters for example)
+---@field login_name? string The login name of the sender
+---@field display_name? string The display name of the sender
+---@field localized_name? string The localized name of the sender (this is used for CJK names, otherwise it's empty)
+---@field user_id? string The ID of the user who sent the message
+---@field channel_name? string The name of the channel this message appeared in
+---@field username_color? string The color of the username
+---@field server_received_time? number The time the server received the message (in milliseconds since epoch)
+---@field highlight_color? string|nil The color of the highlight (if any)
+---@field elements? MessageElementInit[] The elements of the message
+
+---A base table to initialize a new message element
+---@class MessageElementInitBase
+---@field tooltip? string Tooltip text
+---@field trailing_space? boolean Whether to add a trailing space after the element (default: true)
+
+---@alias MessageColor "text"|"link"|"system"|string A color for a text element - "text", "link", and "system" are special values that take the current theme into account
+
+---A table to initialize a new message text element
+---@class TextElementInit : MessageElementInitBase
+---@field type "text" The type of the element
+---@field text string The text of this element
+---@field flags? c2.MessageElementFlag Message element flags (see `c2.MessageElementFlags`)
+---@field color? MessageColor The color of the text
+---@field style? c2.FontStyle The font style of the text
+
+---A table to initialize a new message single-line text element
+---@class SingleLineTextElementInit : MessageElementInitBase
+---@field type "single-line-text" The type of the element
+---@field text string The text of this element
+---@field flags? c2.MessageElementFlag Message element flags (see `c2.MessageElementFlags`)
+---@field color? MessageColor The color of the text
+---@field style? c2.FontStyle The font style of the text
+
+---A table to initialize a new mention element
+---@class MentionElementInit : MessageElementInitBase
+---@field type "mention" The type of the element
+---@field display_name string The display name of the mentioned user
+---@field login_name string The login name of the mentioned user
+---@field fallback_color MessageColor The color of the element in case the "Colorize @usernames" is disabled
+---@field user_color MessageColor The color of the element in case the "Colorize @usernames" is enabled
+
+---A table to initialize a new timestamp element
+---@class TimestampElementInit : MessageElementInitBase
+---@field type "timestamp" The type of the element
+---@field time number? The time of the timestamp (in milliseconds since epoch). If not provided, the current time is used.
+
+---A table to initialize a new Twitch moderation element (all the custom moderation buttons)
+---@class TwitchModerationElementInit : MessageElementInitBase
+---@field type "twitch-moderation" The type of the element
+
+---A table to initialize a new linebreak element
+---@class LinebreakElementInit : MessageElementInitBase
+---@field type "linebreak" The type of the element
+---@field flags? c2.MessageElementFlag Message element flags (see `c2.MessageElementFlags`)
+
+---A table to initialize a new reply curve element
+---@class ReplyCurveElementInit : MessageElementInitBase
+---@field type "reply-curve" The type of the element
+
+---@alias MessageElementInit TextElementInit|SingleLineTextElementInit|MentionElementInit|TimestampElementInit|TwitchModerationElementInit|LinebreakElementInit|ReplyCurveElementInit
+
+--- Creates a new message
+---
+---@param init MessageInit The message initialization table
+---@return c2.Message msg The new message
+function c2.Message.new(init) end
+*/
+
+/**
+ * @includefile singletons/Fonts.hpp 
+ * @includefile messages/MessageElement.hpp
+ * @includefile messages/MessageFlag.hpp
+ * @includefile common/enums/MessageContext.hpp
+ */
+
+/// Creates the c2.Message user type
+void createUserType(sol::table &c2);
+
+}  // namespace chatterino::lua::api::message
+
+#endif