let fs = require('fs');
 
export class ReadLocators {
  /**
   * To get locators json object
   * @return {Object} 
   */
   static readJson(): object {
    try {
        if (fs.existsSync('locators.json')) {
            console.log("The file exists in product repository.");
            var xpathsFromJSON = JSON.parse((fs.readFileSync("locators.json")));
            if(Object.entries(xpathsFromJSON).length === 0) { 
           console.log("Json file seems to be empty. Hence fetching xpaths from dd-cc-zycus-automation");
                xpathsFromJSON = JSON.parse((fs.readFileSync("node_modules/dd-cc-zycus-automation/locators.json")));
            }
        }
        else {
            console.log('The file does not exist in root of repository, using from COE repository.');
            var xpathsFromJSON = JSON.parse((fs.readFileSync("node_modules/dd-cc-zycus-automation/locators.json")));
        }
        return xpathsFromJSON;
      } catch (err) {
        console.error(err + 'in reading element file');
        return null;
      }
  }
}