module.exports = Self => {
    Self.remoteMethod('crudAddressObservations', {
        description: 'create, delete or update address observations',
        accessType: 'WRITE',
        accepts: [
            {
                arg: 'observations',
                type: 'Object',
                require: true,
                description: 'object with observations to create, delete or update, Example: {delete: [], create: [], update: []}',
                http: {source: 'body'}
            }
        ],
        http: {
            path: `/crudAddressObservations`,
            verb: 'post'
        }
    });

    Self.crudAddressObservations = observations => {
        let promises = [];

        if (observations.delete.length) {
            promises.push(Self.destroyAll({id: {inq: observations.delete}}));
        }
        if (observations.create.length) {
            promises.push(Self.create(observations.create));
        }
        if (observations.update.length) {
            observations.update.forEach(observation => {
                promises.push(Self.upsert(observation));
            });
        }

        return Promise.all(promises);
    };
};