"use server";

import { revalidatePath } from "next/cache";
import { requirePermissionRateLimited } from "@/lib/admin/guard";
import { PERMS } from "@/lib/permissions";
import { prisma } from "@/lib/prisma";
import { logStaffActivity } from "@/lib/services/staff-activity";

/** Disband a guild and clean related membership/forum rows. */
export async function disbandGuild(formData: FormData): Promise<void> {
	const staff = await requirePermissionRateLimited(PERMS.USERS_EDIT);
	const id = Number(formData.get("id"));
	if (!(id > 0)) return;

	const guild = await prisma.guilds.findUnique({
		where: { id },
		select: { id: true, name: true, userId: true },
	});
	if (!guild) return;

	await prisma.$transaction(async (tx) => {
		const threads = await tx.guildsForumsThreads.findMany({
			where: { guildId: id },
			select: { id: true },
		});
		const threadIds = threads.map((t) => t.id);
		if (threadIds.length > 0) {
			await tx.guildsForumsComments.deleteMany({
				where: { threadId: { in: threadIds } },
			});
			await tx.guildsForumsThreads.deleteMany({ where: { guildId: id } });
		}
		await tx.guildForumViews.deleteMany({ where: { guildId: id } });
		await tx.guildsMembers.deleteMany({ where: { guildId: id } });
		await tx.rooms.updateMany({ where: { guildId: id }, data: { guildId: 0 } });
		await tx.items.updateMany({ where: { guildId: id }, data: { guildId: 0 } });
		await tx.guilds.delete({ where: { id } });
	});

	await logStaffActivity({
		staffId: staff.id,
		action: "guild_disband",
		description: `Disbanded guild #${id} (${guild.name}), owner #${guild.userId}`,
		targetType: "guild",
		targetId: id,
	});
	revalidatePath("/admin/guilds");
}