feature: show all distinct course/teacher/year

app.py

@@ -44,6 +44,9 @@ def list():
     ps = ps.order_by(db.desc('like_num'))
     pagination = ps.paginate(max_per_page=100)
     curr_year = date.today().year
+    all_courses = [i for i, in db.session.query(Paper.course.distinct()).all()]
+    all_teachers = [i for i, in db.session.query(Paper.teacher.distinct()).all()]
+    all_years = [i for i, in db.session.query(Paper.year.distinct()).all()]
     ipfs_base_url = C.ipfs_base_url
     return render_template('list.html', **locals())
 

templates/list.html

@@ -90,7 +90,7 @@
 
     .qbox {
       border: 2px black solid;
-      background: #fffa;
+      background: #fffc;
       padding: 5px 20px;
       color: black;
       margin: 5px 5px 40px;
@@ -140,6 +140,13 @@
       margin: 30px 20px 30px 0;
     }
 
+    .cate {
+      display: inline-block;
+      background-color: #ddd;
+      margin: 4px;
+      padding: 2px 4px;
+    }
+
     .footer {
       background: black;
       color: white;
@@ -218,9 +225,11 @@
       </h5>
     </div>
 
-    <div id="collapseOne" class="collapse show" aria-labelledby="headingOne" data-parent="#accordion">
+    <div id="collapseOne" class="collapse" aria-labelledby="headingOne" data-parent="#accordion">
       <div class="card-body">
-        #课程1 #课程2 TODO
+        {% for c in all_courses %}
+        <span class="cate"><a href="?course={{c}}">{{c}}</a></span>
+        {% endfor %}
       </div>
     </div>
   </div>
@@ -234,7 +243,9 @@
     </div>
     <div id="collapseTwo" class="collapse" aria-labelledby="headingTwo" data-parent="#accordion">
       <div class="card-body">
-        #教师1 #教师2 TODO
+        {% for t in all_teachers %}
+        <span class="cate"><a href="?teacher={{t}}">{{t}}</a></span>
+        {% endfor %}
       </div>
     </div>
   </div>
@@ -248,7 +259,9 @@
     </div>
     <div id="collapseThree" class="collapse" aria-labelledby="headingThree" data-parent="#accordion">
       <div class="card-body">
-        #年份1 #年份2 TODO
+        {% for y in all_years %}
+        <span class="cate"><a href="?year={{y}}">{{y or '/'}}</a></span>
+        {% endfor %}
       </div>
     </div>
   </div>