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improved DB error handling

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This commit is contained in:
Damien De Paoli
2020-12-30 23:12:36 +11:00
parent 60b7484afb
commit af6c76d136
5 changed files with 76 additions and 44 deletions
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12
genre.py
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@@ -47,8 +47,9 @@ def genres():
@app.route("/genre", methods=["GET", "POST"])
def new_genre():
form = GenreForm(request.form)
page_title='Create new Genre'
if 'name' not in request.form:
return render_template("edit_id_name.html", form=form, page_title='Create new Genre' )
return render_template("edit_id_name.html", form=form, page_title=page_title )
else:
genre = Genre( name=request.form["name"] )
try:
@@ -59,7 +60,7 @@ def new_genre():
except SQLAlchemyError as e:
st.SetAlert( "danger" )
st.SetMessage( "<b>Failed to add Genre:</b>&nbsp;{}".format( e.orig) )
return render_template("edit_id_name.html", form=form, page_title='Create new Genre', alert=st.GetAlert(), message=st.GetMessage() )
return render_template("edit_id_name.html", form=form, page_title=page_title, alert=st.GetAlert(), message=st.GetMessage() )
################################################################################
# /genre/<id> -> GET/POST(save or delete) -> shows/edits/delets a single genre
@@ -68,6 +69,7 @@ def new_genre():
def genre(id):
### DDP: should this be request.form or request.values?
form = GenreForm(request.form)
page_title='Edit Genre'
if request.method == 'POST' and form.validate():
try:
genre = Genre.query.get(id)
@@ -81,12 +83,12 @@ def genre(id):
return redirect( '/genres' )
except SQLAlchemyError as e:
st.SetAlert( "danger" )
st.SetMessage( "<b>Failed to modity Genre:</b>&nbsp;{}".format(e.orig) )
return render_template("edit_id_name.html", form=form, page_title='Edit Genre', alert=st.GetAlert(), message=st.GetMessage() )
st.SetMessage( "<b>Failed to modify Genre:</b>&nbsp;{}".format(e.orig) )
return render_template("edit_id_name.html", form=form, page_title=page_title, alert=st.GetAlert(), message=st.GetMessage() )
else:
genre = Genre.query.get(id)
form = GenreForm(request.values, obj=genre)
return render_template("edit_id_name.html", form=form, page_title='Edit Genre' )
return render_template("edit_id_name.html", form=form, page_title=page_title )
################################################################################
# Gets the Genre matching id from DB, helper func in jinja2 code to show books