node-rigorous/src/models/ObjectCrud/mongoose/pagination.js

Rigorous Framework

module.exports = function createPaginationMethod() {

    return function (query = {}, offsetParam = 0, limitParam = 500, options) {
		
        let offset;
        let limit;

        try {
            offset = parseInt(offsetParam, 10);
        } catch (err) {
            offset = 0;
        }
        try {
            limit = parseInt(limitParam, 10);
        } catch (err) {
            limit = 500;
        }
        const Model = this;
        return new Promise((resolve, reject) => {
			
            Model.paginate(query, Object.assign({

                offset,
                limit,
            }, options), (err, result) => {
				
                // result.docs
                // result.total
                // result.limit - 10
                // result.offset - 20
                if (err) { return reject(err); }
                return resolve(result);
            });
        });
    };
};