fixed bug with route to / now needing to be to base.html, not main.html, then just added publisher (list all/edit 1/deleted button)

main.py

@@ -16,6 +16,7 @@ ma = Marshmallow(app)
 Bootstrap(app)
 
 from author import Author, AuthorForm, AuthorSchema
+from publisher import Publisher, PublisherForm, PublisherSchema
 
 ####################################### CLASSES / DB model #######################################
 book_author_link = db.Table('book_author_link', db.Model.metadata,
@@ -64,12 +65,12 @@ class Book(db.Model):
     def __repr__(self):
         return "<id: {}, author: {}, title: {}, year_published: {}, rating: {}, condition: {}, owned: {}, covertype: {}, notes: {}, blurb: {}, created: {}, modified: {}, publisher: {}>".format(self.id, self.author, self.title, self.year_published, self.rating, self.condition, self.owned, self.covertype, self.notes, self.blurb, self.created, self.modified, self.publisher )
 
-class Publisher(db.Model):
-    id = db.Column(db.Integer, unique=True, nullable=False, primary_key=True)
-    name = db.Column(db.String(50), unique=False, nullable=False)
-
-    def __repr__(self):
-        return "<id: {}, name: {}>".format(self.id, self.name)
+#$class Publisher(db.Model):
+#    id = db.Column(db.Integer, unique=True, nullable=False, primary_key=True)
+#    name = db.Column(db.String(50), unique=False, nullable=False)
+#
+#    def __repr__(self):
+#        return "<id: {}, name: {}>".format(self.id, self.name)
 
 class Genre_Lst(db.Model):
     __tablename__ = "genre_lst"
@@ -79,8 +80,8 @@ class Genre_Lst(db.Model):
     def __repr__(self):
         return "<id: {}, genre: {}>".format(self.id, self.genre)
 
-class PublisherSchema(ma.SQLAlchemyAutoSchema):
-    class Meta: model = Publisher
+#class PublisherSchema(ma.SQLAlchemyAutoSchema):
+#    class Meta: model = Publisher
 
 class Genre_LstSchema(ma.SQLAlchemyAutoSchema):
     class Meta: model = Genre_Lst

publisher.py

@@ -0,0 +1,64 @@
+from wtforms import SubmitField, StringField, HiddenField, validators, Form
+from flask import request, render_template
+from __main__ import db, app, ma
+
+################################################################################
+# Class describing Publisher in the database, and via sqlalchemy, connected to the DB as well
+################################################################################
+class Publisher(db.Model):
+    id = db.Column(db.Integer, unique=True, nullable=False, primary_key=True)
+    name = db.Column(db.String(50), unique=False, nullable=False)
+
+    def __repr__(self):
+        return "<id: {}, name: {}>".format(self.id,self.name)
+
+################################################################################
+# Helper class that inherits a .dump() method to turn class Publisher into json / useful in jinja2
+################################################################################
+class PublisherSchema(ma.SQLAlchemyAutoSchema):
+    class Meta: model = Publisher
+
+################################################################################
+# Helper class that defines a form for publisher, used to make html <form>, with field validation (via wtforms)
+################################################################################
+class PublisherForm(Form):
+    id = HiddenField()
+    name = StringField('Name:', [validators.DataRequired()])
+    submit = SubmitField('Save' )
+    delete = SubmitField('Delete' )
+
+################################################################################
+# Routes for publisher data
+#
+# /publishers -> GET only -> prints out list of all publishers
+################################################################################
+@app.route("/publishers", methods=["GET"])
+def publishers():
+    publishers = Publisher.query.all()
+    return render_template("publishers.html", publishers=publishers)
+
+################################################################################
+# /publisher/<id> -> GET/POST(save or delete) -> shows/edits/delets a single publisher
+################################################################################
+@app.route("/publisher/<id>", methods=["GET", "POST"])
+def publisher(id):
+    ### DDP: should this be request.form or request.values?
+    alert="Success"
+    publisher_form = PublisherForm(request.form)
+    if request.method == 'POST' and publisher_form.validate():
+        id = request.form['id']
+        publisher = Publisher.query.get(id)
+        try:
+            request.form['submit']
+        except:
+            message="Sorry, Deleting unsupported at present"
+            alert="Danger"
+        else:
+            publisher.name = request.form['name']
+            db.session.commit()
+            message="Successfully Updated Publisher (id={})".format(id)
+    else:
+        publisher = Publisher.query.get(id)
+        publisher_form = PublisherForm(request.values, obj=publisher)
+        message=""
+    return render_template("publisher.html", publisher=publisher, alert=alert, message=message, publisher_form=publisher_form)

templates/base.html

@@ -36,7 +36,7 @@
 				<div class="nav-item dropdown">
 					<a class="nav-item dropdown nav-link dropdown-toggle" href="#" id="PublisherMenu" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">Publishers</a>
 					<div class="dropdown-menu" aria-labelledby="PublisherMenu">
-						<a class="dropdown-item" href="#">Show All</a>
+						<a class="dropdown-item" href="{{url_for('publishers')}}">Show All</a>
 					</div>
 				</div>
 			</div>

templates/publisher.html

@@ -0,0 +1,24 @@
+{% extends "base.html" %} {% block main_content %}
+		<h3><center>Publisher</center></h3>
+		<div class="container">
+		<right>
+			{% if message|length %}
+				<div class="row alert alert-{{alert}}">
+				{{message}}
+				</div>
+			{% endif %}
+			<div class="row">
+				<form class="form form-inline col-xl-12" action="" method="POST">
+					{{ wtf.form_field( publisher_form.id, form_type='inline' ) }}
+					<div class="col-xl-12">
+					{{ wtf.form_field( publisher_form.name, form_type='horizontal', horizontal_columns=('xl', 2, 10), style="width:100%" ) }}
+					</div>
+					<div class="col-xl-12">
+					<br></br>
+					</div>
+					{{ wtf.form_field( publisher_form.submit, horizontal_columns=('xl', 2, 2), class="btn btn-primary offset-xl-1 col-xl-2" )}}
+					{{ wtf.form_field( publisher_form.delete, horizontal_columns=('xl', 2, 2), class="btn btn-danger offset-xl-1 col-xl-2" )}}
+				</form>
+			</div class="row">
+		</div class="container">
+{% endblock main_content %}

templates/publishers.html

@@ -0,0 +1,15 @@
+{% extends "base.html" %}
+
+{% block main_content %}
+<h3>Publishers</h3>
+<table id="book_table" class="table table-striped table-sm" data-toolbar="#toolbar" data-search="true">
+	<thead>
+		<tr class="thead-light"><th>Surname</th><th>Firstname(s)</th></tr>
+	</thead>
+	<tbody>
+	{% for publisher in publishers %}
+		<tr><td><a href="{{url_for('publisher', id=publisher.id )}}">{{publisher.name}}</a></td></tr>
+	{% endfor %}
+	</tbody>
+</table>
+{% endblock main_content %}