import errs from "../lib/error.js";
import { castJsonIfNeed } from "../lib/helpers.js";
import auditLogModel from "../models/audit-log.js";

const internalAuditLog = {

	/**
	 * All logs
	 *
	 * @param   {Access}  access
	 * @param   {Array}   [expand]
	 * @param   {String}  [search_query]
	 * @returns {Promise}
	 */
	getAll: (access, expand, search_query) => {
		return access.can("auditlog:list").then(() => {
			const query = auditLogModel
				.query()
				.orderBy("created_on", "DESC")
				.orderBy("id", "DESC")
				.limit(100)
				.allowGraph("[user]");

			// Query is used for searching
			if (typeof search_query === "string" && search_query.length > 0) {
				query.where(function () {
					this.where(castJsonIfNeed("meta"), "like", `%${search_query}`);
				});
			}

			if (typeof expand !== "undefined" && expand !== null) {
				query.withGraphFetched(`[${expand.join(", ")}]`);
			}

			return query;
		});
	},

	/**
	 * This method should not be publicly used, it doesn't check certain things. It will be assumed
	 * that permission to add to audit log is already considered, however the access token is used for
	 * default user id determination.
	 *
	 * @param   {Access}   access
	 * @param   {Object}   data
	 * @param   {String}   data.action
	 * @param   {Number}   [data.user_id]
	 * @param   {Number}   [data.object_id]
	 * @param   {Number}   [data.object_type]
	 * @param   {Object}   [data.meta]
	 * @returns {Promise}
	 */
	add: (access, data) => {
		return new Promise((resolve, reject) => {
			// Default the user id
			if (typeof data.user_id === "undefined" || !data.user_id) {
				data.user_id = access.token.getUserId(1);
			}

			if (typeof data.action === "undefined" || !data.action) {
				reject(new errs.InternalValidationError("Audit log entry must contain an Action"));
			} else {
				// Make sure at least 1 of the IDs are set and action
				resolve(
					auditLogModel.query().insert({
						user_id: data.user_id,
						action: data.action,
						object_type: data.object_type || "",
						object_id: data.object_id || 0,
						meta: data.meta || {},
					}),
				);
			}
		});
	},
};

export default internalAuditLog;