/**
 * @name RemovePeriodPlugin
 * @version 2.0.0
 * @description Removes periods at the end of sentences from incoming and historical Discord messages.
 * @author Kye Shimizu
 */

module.exports = class RemovePeriodPlugin {
	// Called when the plugin is enabled
	start() {
		this.modifyIncomingMessages();
		this.modifyMessageHistory();
	}

	// Called when the plugin is disabled
	stop() {
		this.removeIncomingMessageModification();
		this.removeMessageHistoryModification();
	}

	// Hook into incoming messages
	modifyIncomingMessages() {
		const messageModule = BdApi.findModuleByProps("getMessages");
		const originalAddMessage = messageModule.__proto__.addMessage;

		const modifyMessageContent = (message) => {
			if (message.content.endsWith(".")) {
				message.content = message.content.slice(0, -1);
			}
			return message;
		};

		messageModule.__proto__.addMessage = function (channelId, message) {
			message = modifyMessageContent(message);
			return originalAddMessage.apply(this, arguments);
		};

		this._originalAddMessage = originalAddMessage;
	}

	// Restore original functionality for incoming messages when the plugin is stopped
	removeIncomingMessageModification() {
		const messageModule = BdApi.findModuleByProps("getMessages");
		if (this._originalAddMessage) {
			messageModule.__proto__.addMessage = this._originalAddMessage;
		}
	}

	// Hook into message history (already loaded messages)
	modifyMessageHistory() {
		const messageModule = BdApi.findModuleByProps("getMessages");
		const originalGetMessages = messageModule.__proto__.getMessages;

		const modifyMessageHistoryContent = (messages) => {
			messages._array.forEach((message) => {
				if (message.content.endsWith(".")) {
					message.content = message.content.slice(0, -1);
				}
			});
			return messages;
		};

		messageModule.__proto__.getMessages = function (channelId) {
			const messages = originalGetMessages.apply(this, arguments);
			return modifyMessageHistoryContent(messages);
		};

		this._originalGetMessages = originalGetMessages;
	}

	// Restore original functionality for message history when the plugin is stopped
	removeMessageHistoryModification() {
		const messageModule = BdApi.findModuleByProps("getMessages");
		if (this._originalGetMessages) {
			messageModule.__proto__.getMessages = this._originalGetMessages;
		}
	}
};