const UserError = require('vn-loopback/util/user-error');

module.exports = Self => {
    Self.remoteMethod('removeAlias', {
        description: 'Remove alias if the user has the grant',
        accessType: 'WRITE',
        accepts: [
            {
                arg: 'ctx',
                type: 'Object',
                http: {source: 'context'}
            },
            {
                arg: 'id',
                type: 'number',
                required: true,
                description: 'The user id',
                http: {source: 'path'}
            },
            {
                arg: 'mailAlias',
                type: 'number',
                description: 'The alias to delete',
                required: true
            }
        ],
        http: {
            path: `/:id/removeAlias`,
            verb: 'POST'
        }
    });

    Self.removeAlias = async function(ctx, id, mailAlias, options) {
        const models = Self.app.models;
        const userId = ctx.req.accessToken.userId;

        const myOptions = {};

        if (typeof options == 'object')
            Object.assign(myOptions, options);

        const canRemoveAlias = await models.ACL.checkAccessAcl(ctx, 'VnUser', 'canRemoveAlias', 'WRITE');

        if (userId != id && !canRemoveAlias) throw new UserError(`You don't have grant privilege`);

        const mailAliasAccount = await models.MailAliasAccount.findOne({
            where: {
                mailAlias: mailAlias,
                account: id
            }
        }, myOptions);

        await mailAliasAccount.destroy(myOptions);
    };
};