moved display message to base.html, should have done this from the beginning (doh), and then fixed deletion errors/redirections to be moe sensible

main.py

@@ -416,10 +416,18 @@ def book(id):
                 st.SetMessage( "This is a parent book, cannot delete it without deleting sub books first" )
                 return redirect( '/book/{}'.format(book.id) )
             else:
+                st.SetMessage("WARNING: Deleting being tested at present.<br>")
+                st.AppendMessage("Deleted {}".format(book.title) )
+                pid = 0
+                if len(book.parent) > 0:
+                    pid = book.parent[0].id
                 db.session.delete(book)
                 db.session.commit()
                 st.SetAlert("warning")
-                st.SetMessage("WARNING: Deleting being tested at present")
+                if pid > 0:
+                    return redirect( '/book/{}'.format(pid) )
+                else:
+                    return redirect( '/' )
         elif book_form.validate():
             book = Book.query.get(id)
             book.title = request.form['title']
@@ -458,7 +466,7 @@ def book(id):
             ## TODO:
             # what about series?, subbooks?, loan?, etc.
             db.session.commit()
-            st.SetMesage( "Successfully Updated Book (id={})".format(id) )
+            st.SetMessage( "Successfully Updated Book (id={})".format(id) )
         else:
             st.SetAlert("danger")
             message="Failed to update Book (id={})".format(id)
@@ -506,7 +514,7 @@ def stats():
 
 @app.route("/", methods=["GET"])
 def main_page():
-    return render_template("base.html")
+    return render_template("base.html", alert=st.GetAlert(), message=st.GetMessage())
 
 if __name__ == "__main__":
     app.run(host="0.0.0.0", debug=True)

templates/authors.html

@@ -2,12 +2,6 @@
 
 {% block main_content %}
 <h3>Show All Authors</h3>
-{% if message|length %}
-	<div class="row alert alert-{{alert}}">
-	{{message}}
-	{{ ClearStatus() }}
-	</div>
-{% endif %}
 <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>

templates/base.html

@@ -75,7 +75,14 @@
 		</div class="collapse navbar-collapse">
 	</nav>
 	
-	{% block main_content %}{% endblock main_content %}
+	{% if message|length %}
+		<div class="row alert alert-{{alert}}">
+			{{message|safe}}
+			{{ ClearStatus() }}
+		</div>
+	{% endif %}
+	{% block main_content %}
+	{% endblock main_content %}
 
 	<!-- code to get bootstrap & bootstrap datatable to work -->
 	<script src="https://code.jquery.com/jquery-3.5.1.min.js" integrity="sha256-9/aliU8dGd2tb6OSsuzixeV4y/faTqgFtohetphbbj0=" crossorigin="anonymous"></script>

templates/book.html

@@ -125,11 +125,6 @@ function AddAuthorToBook(num) {
 
 {% set keys = [ 'title', 'author', 'publisher', 'genre', 'owned', 'covertype', 'condition', 'year_published', 'rating', 'notes', 'blurb' ] %}
 <div class="container-fluid">
-	{% if message|length %}
-		<div class="row alert alert-{{alert}}">
-		{{message|safe}}
-		</div>
-	{% endif %}
 	<div class="row">
 		<form role="form" class="form col-lg-10" action="" method="POST">
 			{{ book_form.id }}

templates/loans.html

@@ -2,12 +2,6 @@
 
 {% block main_content %}
 <h3>Loans</h3>
-{% if message|length %}
-    <div class="row alert alert-{{alert}}">
-    {{message}}
-    {{ ClearStatus() }}
-    </div>
-{% endif %}
 <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><th>Date Lent</th><th>Contact Details</th></tr>

templates/series.html

@@ -7,11 +7,6 @@
 			<h3 class="col-lg-6"><center>Books in Series</center></h3>
 		{% endif %}
 		</div class="row">
-		{% if message|length %}
-			<div class="row alert alert-{{alert}}">
-			{{message}}
-			</div>
-		{% endif %}
 		<div class="row">
 			<div class="col-lg-6">
 			<form class="form form-inline col-lg-12" action="" method="POST">

templates/show_id_name.html

@@ -2,12 +2,6 @@
 
 {% block main_content %}
 <h3>{{page_title}}</h3>
-{% if message|length %}
-	<div class="row alert alert-{{alert}}">
-	{{message}}
-	{{ ClearStatus() }}
-	</div>
-{% endif %}
 <table id="book_table" class="table table-striped table-sm" data-toolbar="#toolbar" data-search="true">
 	<thead>
 		<tr class="thead-light"><th>Name</th></tr>