import { UserLists } from "@/models/index.js";
import define from "../../../define.js";
import { ApiError } from "../../../error.js";
import { getUser } from "../../../common/getters.js";
import { pullUserFromUserList } from "@/services/user-list/pull.js";

export const meta = {
	tags: ["lists", "users"],

	requireCredential: true,

	kind: "write:account",

	description: "Remove a user from a list.",

	errors: {
		noSuchList: {
			message: "No such list.",
			code: "NO_SUCH_LIST",
			id: "7f44670e-ab16-43b8-b4c1-ccd2ee89cc02",
		},

		noSuchUser: {
			message: "No such user.",
			code: "NO_SUCH_USER",
			id: "588e7f72-c744-4a61-b180-d354e912bda2",
		},
	},
} as const;

export const paramDef = {
	type: "object",
	properties: {
		listId: { type: "string", format: "misskey:id" },
		userId: { type: "string", format: "misskey:id" },
	},
	required: ["listId", "userId"],
} as const;

export default define(meta, paramDef, async (ps, me) => {
	// Fetch the list
	const userList = await UserLists.findOneBy({
		id: ps.listId,
		userId: me.id,
	});

	if (userList == null) {
		throw new ApiError(meta.errors.noSuchList);
	}

	// Fetch the user
	const user = await getUser(ps.userId).catch((e) => {
		if (e.id === "15348ddd-432d-49c2-8a5a-8069753becff")
			throw new ApiError(meta.errors.noSuchUser);
		throw e;
	});

	// Pull the user
	await pullUserFromUserList(user, userList);
});
