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survey-storage.js
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survey-storage.js
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let currentId = 1;
function SurveyStorage (dbQueryAdapter) {
function addSurvey (name, callback) {
const newObj = {
name: name || ("New Survey" + " " + currentId++),
json: "{}"
};
dbQueryAdapter.create("surveys", newObj, id => {
newObj.id = id;
callback(newObj);
});
}
function postResults (postId, json, callback) {
const newObj = {
postid: postId,
json: json
};
dbQueryAdapter.create("results", newObj, id => {
newObj.id = id;
callback(newObj);
});
}
return {
addSurvey: addSurvey,
getSurvey: (surveyId, callback) => {
dbQueryAdapter.retrieve("surveys", [{ name: "id", op: "=", value: "'" + surveyId + "'" }], (results) => { callback(results[0]); });
},
storeSurvey: (id, _, json, callback) => {
dbQueryAdapter.update("surveys", { id: id, json: json }, (results) => { callback(results); });
},
getSurveys: (callback) => {
dbQueryAdapter.retrieve("surveys", [], (results) => { callback(results); });
},
deleteSurvey: (surveyId, callback) => {
dbQueryAdapter.delete("surveys", surveyId, (results) => { callback(results); });
},
postResults: postResults,
getResults: (postId, callback) => {
dbQueryAdapter.retrieve("results", [{ name: "postid", op: "=", value: "'" + postId + "'" }], (results) => { callback({ id: postId, data: results.map(r => r.json)}); });
},
changeName: (id, name, callback) => {
dbQueryAdapter.update("surveys", { id: id, name: name }, (results) => { callback(results); });
}
};
}
module.exports = SurveyStorage;