diff options
Diffstat (limited to 'node_simple.js')
| -rw-r--r-- | node_simple.js | 41 |
1 files changed, 35 insertions, 6 deletions
diff --git a/node_simple.js b/node_simple.js index bb291cc..d9835a8 100644 --- a/node_simple.js +++ b/node_simple.js @@ -6,12 +6,16 @@ * 2. add upload date and user name ? DONE * 3. remove exam ? DONE * 4a. get all questions for a given exam_id ? DONE - * 4b. add exam id to each question returned. ? PENDING + * 4b. add exam id to each question returned. ? NO NEED * 6. get all solutions provided question_id and exam_id ? DONE - * 5. solutions ? CURRENTLY WORKING ON -- need to add field for solutions provider, and updating. + * 5. solutions ? DONE -- need to add field for solutions provider, and updating. DONE * 7. add university field to courses, exams ? PENDING * 8. make a user ? DONE - * 9. + * 9. update user info when they comment or post a solution ? PENDING + * 10. comment_history ? DONE + * 11. solutions_history ? DONE + * 12. voting for solutions ? DONE + * * */ @@ -83,6 +87,7 @@ var assert = require('assert'); // Standard URI format: mongodb://[dbuser:dbpassword@]host:port/dbname var uri = exports.uri = 'mongodb://general:assignment4@ds057862.mlab.com:57862/solutions_repo'; + // Keep this for testing on local machine, do not remove. - Humair //var uri = 'mongodb://localhost:27017/db'; @@ -482,7 +487,7 @@ exports.get_exam_info_by_ID = function (exam_id, callback) { /* * This function will add a comment to the solutions table * Params: sol_id - id of the solution to which to add the comment - * fields - [text, by] + * fields - [text, by_username] * */ exports.add_comment = function (sol_id, fields) { var Data = { @@ -534,8 +539,6 @@ exports.get_all_solutions = function (exam_id, q_num, callback) { .catch(function () { console.error(err); }) - - }; /* @@ -581,6 +584,32 @@ exports.add_solution = function (fields, callback) { console.log("CHECK 5"); }; + + + +exports.vote_solution = function (sol_id, upORdown , callback) { + var vote = (upORdown == "up") ? 1 : -1; + + mongoFactory.getConnection(uri).then(function (db) { + var solutions = db.collection('solutions'); + solutions.updateOne( + {_id: ObjectId(sol_id) }, + { $inc: { votes: vote} }, function (err) { + // if (err) throw err; + if (err) callback(false, "Error: couldnt update the vote count"); + else { + callback(true, "Success: updated vote count"); + } + }); + db.close(); + }).catch(function (err) { + console.log(err); + }); +}; + + + + /* * This function will retrieve all exams in the database given the course code ... * ... ordered by the year of the exam. |