Add Glacier name search for table querying

code/app/forms.py

@@ -21,6 +21,7 @@ class YearForm(FlaskForm):
         ("2017", 2017),
         ("2018", 2018),
     ]
+    name = StringField("Glacier Name")
     year = SelectField("Year", validators=[DataRequired()], choices=year_list)
     submit = SubmitField("Search")
 

code/app/routes.py

@@ -58,13 +58,20 @@ def data():
 def table_selection():
     form = YearForm()
     if form.validate_on_submit():
-        annual_data = (
+        annual_data = db.session.query(Annual_Data).filter_by(year=form.year.data)
-            db.session.query(Annual_Data).filter_by(year=form.year.data).statement
+        query = annual_data
+        if form.name.data:
+            query = (
+                db.session.query(Annual_Data)
+                .filter_by(year=form.year.data)
+                .join(Glacier, Glacier.id == Annual_Data.id)
+                .filter_by(name=form.name.data)
+                .group_by(Glacier.id)
             )
-        if annual_data is None:
+            if query.scalar() is None:
-            flash("Invalid query, please try again")
+                flash("Sorry, no results found")
                 return redirect(url_for("table_selection"))
-        table = create_table(annual_data)
+        table = create_table(query.statement)
         return render_template("table.html", table=table, title="Table")
     return render_template("table_selection.html", title="Data", form=form)
 

code/processing/tabulate.py

@@ -1,5 +1,5 @@
 from app import db
-from pandas import DataFrame, read_sql, wide_to_long
+from pandas import DataFrame, read_sql
 
 
 def create_dataframe(query) -> DataFrame:
@@ -8,7 +8,8 @@ def create_dataframe(query) -> DataFrame:
 
 
 def render_table(df) -> str:
-    table = df.to_html(classes=["table-bordered", "table-striped", "table-hover"])
+    df.fillna(value=0, inplace=True)
+    table = df.to_html(classes=["table-striped", "table-hover"])
     return table