import { type TicketWithRelations, addTicketComment } from "@stealth-developers/db";
import { ContainerBuilder, TextDisplayBuilder } from "discord.js";

import { PublicError } from "@/lib";

import type { TicketContext } from "../types";

import { hasAccessToTicket } from "../lib";

export function getCommentContainer(ticketId: number, comments: TicketWithRelations["comments"]) {
	const formatTime = (date: Date) => `<t:${Math.floor(date.getTime() / 1000)}>`;

	const container = new ContainerBuilder();
	container.addTextDisplayComponents(
		new TextDisplayBuilder().setContent(`## Comments on #${String(ticketId).padStart(4, "0")}`),
	);

	if (!comments || comments.length === 0) {
		container.addTextDisplayComponents(new TextDisplayBuilder().setContent("No comments found"));
		return container;
	}

	const recentComments = comments.slice(-10);

	recentComments.forEach((comment) => {
		const authorMention = comment.actor?.discordId
			? `<@${comment.actor.discordId}>`
			: "Unknown User";

		const quotedContent = (comment.content || "")
			.split("\n")
			.map((line) => `> ${line}`)
			.join("\n");

		const commentString = `**${authorMention}** (${formatTime(comment.createdAt)})\n${quotedContent}`;

		container.addTextDisplayComponents(new TextDisplayBuilder().setContent(commentString));
	});

	return container;
}

/**
 *
 * @param user
 * @param ticketId
 * @param reasons
 * @param cleanup whether to delete the ticket channel immediately after closing
 * @returns
 */
export async function addComment(ctx: TicketContext, comment: string) {
	const { actor, guild, ticket } = ctx;

	const canAccess = hasAccessToTicket(actor, guild, ticket, { requireModerator: true });
	if (!canAccess)
		throw new PublicError("You don't have permission to add a comment to this ticket.");

	const dbComment = await addTicketComment({
		ticketId: ticket.id,
		actorId: actor.id,
		content: comment,
	});

	if (!dbComment) throw new PublicError("Failed to add comment to ticket.");
	return dbComment;
}