resource-watch/layer

const logger = require('logger');
const { RWAPIMicroservice } = require('rw-api-microservice-node');

class DatasetService {

    static async checkDataset(ctx) {
        if (ctx.params.dataset || ctx.request.body.dataset) {
            const datasetId = ctx.params.dataset || ctx.request.body.dataset;
            logger.info(`[DatasetService] Validating presence of dataset with id: ${datasetId}`);

            try {
                const dataset = await RWAPIMicroservice.requestToMicroservice({
                    uri: `/v1/dataset/${datasetId}`,
                    method: 'GET',
                    json: true,
                    headers: {
                        'x-api-key': ctx.request.headers['x-api-key']
                    }
                });
                return dataset.data;
            } catch (err) {
                logger.info(`[DatasetService] There was an error obtaining the dataset: ${err}`);
                throw err;
            }
        } else {
            // If no datasets are present, it has to be catched by the validator
            logger.info(`[DatasetService] No dataset provided in this context.`);
            return null;
        }
    }

}

module.exports = DatasetService;