diff --git a/genre.py b/genre.py
index 5f2e05c..832e71d 100644
--- a/genre.py
+++ b/genre.py
@@ -3,6 +3,7 @@ from flask import request, render_template, redirect
from flask_wtf import FlaskForm
from __main__ import db, app, ma
from sqlalchemy import func, Sequence
+from sqlalchemy.exc import SQLAlchemyError
from status import st, Status
################################################################################
@@ -50,10 +51,15 @@ def new_genre():
return render_template("edit_id_name.html", form=form, page_title='Create new Genre' )
else:
genre = Genre( name=request.form["name"] )
- db.session.add(genre)
- db.session.commit()
- st.SetMessage( "Created new Genre (id={})".format(genre.id) )
- return redirect( '/genres' )
+ try:
+ db.session.add(genre)
+ db.session.commit()
+ st.SetMessage( "Created new Genre (id={})".format(genre.id) )
+ return redirect( '/genres' )
+ except SQLAlchemyError as e:
+ st.SetAlert( "danger" )
+ st.SetMessage( "Failed to add Genre: {}".format( e.orig) )
+ return render_template("edit_id_name.html", form=form, page_title='Create new Genre', alert=st.GetAlert(), message=st.GetMessage() )
################################################################################
# /genre/ -> GET/POST(save or delete) -> shows/edits/delets a single genre
@@ -63,15 +69,20 @@ def genre(id):
### DDP: should this be request.form or request.values?
form = GenreForm(request.form)
if request.method == 'POST' and form.validate():
- genre = Genre.query.get(id)
- if 'delete' in request.form:
- st.SetMessage("Successfully deleted (id={}, name={})".format( genre.id, genre.name ) )
- genre = Genre.query.filter(Genre.id==id).delete()
- if 'submit' in request.form:
- st.SetMessage("Successfully Updated Genre (id={})".format(id) )
- genre.name = request.form['name']
- db.session.commit()
- return redirect( '/genres' )
+ try:
+ genre = Genre.query.get(id)
+ if 'delete' in request.form:
+ st.SetMessage("Successfully deleted (id={}, name={})".format( genre.id, genre.name ) )
+ genre = Genre.query.filter(Genre.id==id).delete()
+ if 'submit' in request.form:
+ st.SetMessage("Successfully Updated Genre (id={})".format(id) )
+ genre.name = request.form['name']
+ db.session.commit()
+ return redirect( '/genres' )
+ except SQLAlchemyError as e:
+ st.SetAlert( "danger" )
+ st.SetMessage( "Failed to modity Genre: {}".format(e.orig) )
+ return render_template("edit_id_name.html", form=form, page_title='Edit Genre', alert=st.GetAlert(), message=st.GetMessage() )
else:
genre = Genre.query.get(id)
form = GenreForm(request.values, obj=genre)