import { getUserById } from '#db/dbAccess/index.js';
import { requireMonitor } from '#api/middlewares/index.js';
import { RouteMethod } from '#api/RouteDescription.js';
import { SafeNSoundError } from '#util/error.js';

/**
 * @type {RouteDescription}
 */
export const assignedUserRoute = {
    path: '/monitor/assignedUsers',
    methods: {
        get: new RouteMethod({
            exampleHeaders: {
                Authorization: 'Bearer {{accessToken}}'
            },
            middlewares: [requireMonitor],
            description: 'Get assigned users',
            async method(req, res) {
                res.send(req.user.monitoredUsers);
            }
        }),
        patch: {
            exampleHeaders: {
                Authorization: 'Bearer {{accessToken}}'
            },
            middlewares: [requireMonitor],
            exampleBody: {
                userId: 'abcdef'
            },
            description: 'Add an assigned user by ID',
            async method(req, res) {
                if (!req.body.userId) {
                    throw new SafeNSoundError({
                        errCode: 'MISSING_FIELD_ERROR',
                        message: 'User ID is required',
                        field: 'userId'
                    });
                }

                if (req.user.monitoredUsers.includes(req.body.userId)) {
                    throw new SafeNSoundError({
                        errCode: 'DUPLICATE_KEY_ERROR',
                        message: 'User is already assigned'
                    });
                }

                req.user.monitoredUsers.push(req.body.userId);
                await req.user.save();
                res.status(204).send();
            }
        },
        delete: {
            exampleHeaders: {
                Authorization: 'Bearer {{accessToken}}'
            },
            middlewares: [requireMonitor],
            description: 'Remove an assigned user by ID',
            async method(req, res) {
                // noinspection EqualityComparisonWithCoercionJS
                req.user.monitoredUsers = req.user.monitoredUsers.filter(
                    userId => userId != req.body.userId
                );
                await req.user.save();
                res.status(204).send();
            }
        }
    }
};