fixed not finding problems which have not category

lib/config.js

@@ -52,6 +52,7 @@ const DEFAULT_CONFIG = {
       linkedin_session_request:  'https://www.linkedin.com/checkpoint/lg/login-submit',
       // questions urls
       problems:                  'https://leetcode.com/api/problems/$category/',
+      all_problems:              'https://leetcode.com/api/problems/all/',
       problem:                   'https://leetcode.com/problems/$slug/description/',
       test:                      'https://leetcode.com/problems/$slug/interpret_solution/',
       session:                   'https://leetcode.com/session/',

lib/plugins/leetcode.js

@@ -57,32 +57,9 @@ plugin.init = function() {
 plugin.getProblems = function (needTranslation, cb) {
   log.debug('running leetcode.getProblems');
   let problems = [];
-  const getCategory = function(category, queue, cb) {
-    plugin.getCategoryProblems(category, function(e, _problems) {
-      if (e) {
-        log.debug(category + ': failed to getProblems: ' + e.msg);
-      } else {
-        log.debug(category + ': getProblems got ' + _problems.length + ' problems');
-        problems = problems.concat(_problems);
-      }
-      return cb(e);
-    });
-  };
-
-  spin = h.spin('Downloading problems');
-  const q = new Queue(config.sys.categories, {}, getCategory);
-  q.run(null, function(e) {
-    spin.stop();
-    return cb(e, problems);
-  });
-};
+  const opts = plugin.makeOpts(config.sys.urls.all_problems);
 
-plugin.getCategoryProblems = function(category, cb) {
-  log.debug('running leetcode.getCategoryProblems: ' + category);
-  const opts = plugin.makeOpts(config.sys.urls.problems.replace('$category', category));
-
-  spin.text = 'Downloading category ' + category;
-  request(opts, function(e, resp, body) {
+  request(opts, function (e, resp, body) {
     e = plugin.checkError(e, resp, 200);
     if (e) return cb(e);
 
@@ -96,27 +73,30 @@ plugin.getCategoryProblems = function(category, cb) {
     }
 
     const problems = json.stat_status_pairs
-        .filter((p) => !p.stat.question__hide)
-        .map(function(p) {
-          return {
-            state:    p.status || 'None',
-            id:       p.stat.question_id,
-            fid:      p.stat.frontend_question_id,
-            name:     p.stat.question__title,
-            slug:     p.stat.question__title_slug,
-            link:     config.sys.urls.problem.replace('$slug', p.stat.question__title_slug),
-            locked:   p.paid_only,
-            percent:  p.stat.total_acs * 100 / p.stat.total_submitted,
-            level:    h.levelToName(p.difficulty.level),
-            starred:  p.is_favor,
-            category: json.category_slug
-          };
-        });
+      .filter((p) => !p.stat.question__hide)
+      .map(function (p) {
+        return {
+          state:    p.status || 'None',
+          id:       p.stat.question_id,
+          fid:      p.stat.frontend_question_id,
+          name:     p.stat.question__title,
+          slug:     p.stat.question__title_slug,
+          link:     config.sys.urls.problem.replace('$slug', p.stat.question__title_slug),
+          locked:   p.paid_only,
+          percent:  p.stat.total_acs * 100 / p.stat.total_submitted,
+          level:    h.levelToName(p.difficulty.level),
+          starred:  p.is_favor,
+          category: json.category_slug
+        };
+      });
 
     return cb(null, problems);
   });
+  return cb(null, problems);
 };
 
+
+
 plugin.getProblem = function(problem, needTranslation, cb) {
   log.debug('running leetcode.getProblem');
   const user = session.getUser();