From c5280e38283e756cfa2f263bb39b444cdc1b6a36 Mon Sep 17 00:00:00 2001
From: "Stephani, John" <john.stephani@oracle.com>
Date: Mon, 16 Mar 2026 17:10:12 -0500
Subject: [PATCH] fix 0 link eligibility

---
 app/__pycache__/app.cpython-314.pyc | Bin 12383 -> 12878 bytes
 app/app.py                          |  23 +++++++++++++++++++++--
 app/templates/all.html              |   2 ++
 app/templates/delete.html           |   2 ++
 app/templates/index.html            |   2 ++
 app/templates/new.html              |   2 ++
 6 files changed, 29 insertions(+), 2 deletions(-)

diff --git a/app/__pycache__/app.cpython-314.pyc b/app/__pycache__/app.cpython-314.pyc
index eb9c683e9627f4fed63af45ea1e29846ff380e0d..8987ced39f960f4925bf0db2ece859c38e4e2b2e 100644
GIT binary patch
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diff --git a/app/app.py b/app/app.py
index 2ca5b70..695cbfc 100755
--- a/app/app.py
+++ b/app/app.py
@@ -43,6 +43,9 @@ def get_puzzle_numbers(cursor):
 def get_nav_numbers(puzzle_numbers, center):
 	return [number for number in puzzle_numbers if center - 2 <= number <= center + 2]
 
+def should_show_zero_link(center):
+	return center <= 2
+
 def get_puzzle_summaries(cursor):
 	rows = cursor.execute(
 		"SELECT number, author, creation_date FROM puzzle ORDER BY number"
@@ -107,6 +110,7 @@ def render_puzzle(puzzle_number):
 		author=author,
 		creation_date=creation_date,
 		nav_numbers=nav_numbers,
+		show_zero_link=should_show_zero_link(puzzle_number),
 		current_puzzle=puzzle_number,
 	)
 
@@ -127,7 +131,12 @@ def all_puzzles():
 		nav_numbers = get_nav_numbers(puzzle_numbers, nav_center)
 		puzzles = get_all_puzzle_rows(cursor)
 
-	return render_template('all.html', nav_numbers=nav_numbers, puzzles=puzzles)
+	return render_template(
+		'all.html',
+		nav_numbers=nav_numbers,
+		show_zero_link=should_show_zero_link(nav_center),
+		puzzles=puzzles,
+	)
 
 @app.route('/new', methods=['GET', 'POST'])
 def new_puzzle():
@@ -139,7 +148,12 @@ def new_puzzle():
 
 	default_creation_date = today_display_date()
 	if request.method == 'GET':
-		return render_template('new.html', creation_date=default_creation_date, nav_numbers=nav_numbers)
+		return render_template(
+			'new.html',
+			creation_date=default_creation_date,
+			nav_numbers=nav_numbers,
+			show_zero_link=should_show_zero_link(nav_center),
+		)
 
 	author = request.form.get("author", "").strip()
 	raw_creation_date = request.form.get("creation_date", "").strip() or default_creation_date
@@ -160,6 +174,7 @@ def new_puzzle():
 			error="Author is required.",
 			creation_date=raw_creation_date,
 			nav_numbers=nav_numbers,
+			show_zero_link=should_show_zero_link(nav_center),
 			form=request.form
 		), 400
 
@@ -169,6 +184,7 @@ def new_puzzle():
 			error='Creation date must be in the format "Day Month Year" (example: 15 March 2026).',
 			creation_date=raw_creation_date,
 			nav_numbers=nav_numbers,
+			show_zero_link=should_show_zero_link(nav_center),
 			form=request.form
 		), 400
 
@@ -178,6 +194,7 @@ def new_puzzle():
 			error="Each category needs a name and exactly 4 words.",
 			creation_date=raw_creation_date,
 			nav_numbers=nav_numbers,
+			show_zero_link=should_show_zero_link(nav_center),
 			form=request.form
 		), 400
 
@@ -198,6 +215,7 @@ def new_puzzle():
 		success=f"Saved puzzle #{number}.",
 		creation_date=creation_date,
 		nav_numbers=get_nav_numbers(puzzle_numbers + [number], number),
+		show_zero_link=should_show_zero_link(number),
 	)
 
 @app.route('/delete', methods=['GET', 'POST'])
@@ -228,6 +246,7 @@ def delete_puzzle():
 		'delete.html',
 		puzzles=puzzles,
 		nav_numbers=get_nav_numbers([puzzle["number"] for puzzle in puzzles], puzzles[-1]["number"] if puzzles else 0),
+		show_zero_link=should_show_zero_link(puzzles[-1]["number"] if puzzles else 0),
 		deleted=request.args.get("deleted"),
 		error=request.args.get("error"),
 	)
diff --git a/app/templates/all.html b/app/templates/all.html
index 02f254e..625231e 100644
--- a/app/templates/all.html
+++ b/app/templates/all.html
@@ -11,7 +11,9 @@
 <body>
 	<nav class="header-links">
 		<a href="/all" class="active">all</a>
+		{% if show_zero_link %}
 		<a href="/0">0</a>
+		{% endif %}
 		{% for number in nav_numbers %}
 		<a href="/{{ number }}">{{ number }}</a>
 		{% endfor %}
diff --git a/app/templates/delete.html b/app/templates/delete.html
index fa442f9..32fc84c 100644
--- a/app/templates/delete.html
+++ b/app/templates/delete.html
@@ -11,7 +11,9 @@
 <body>
 	<nav class="header-links">
 		<a href="/all">all</a>
+		{% if show_zero_link %}
 		<a href="/0">0</a>
+		{% endif %}
 		{% for number in nav_numbers %}
 		<a href="/{{ number }}">{{ number }}</a>
 		{% endfor %}
diff --git a/app/templates/index.html b/app/templates/index.html
index 536283e..d8e0d35 100755
--- a/app/templates/index.html
+++ b/app/templates/index.html
@@ -11,7 +11,9 @@
 <body>
     <nav class="header-links">
         <a href="/all">all</a>
+        {% if show_zero_link %}
         <a href="/0" class="{{ 'active' if current_puzzle == 0 else '' }}">0</a>
+        {% endif %}
         {% for number in nav_numbers %}
         <a href="/{{ number }}" class="{{ 'active' if current_puzzle == number else '' }}">{{ number }}</a>
         {% endfor %}
diff --git a/app/templates/new.html b/app/templates/new.html
index 10b3569..b909dcf 100644
--- a/app/templates/new.html
+++ b/app/templates/new.html
@@ -11,7 +11,9 @@
 <body>
 	<nav class="header-links">
 		<a href="/all">all</a>
+		{% if show_zero_link %}
 		<a href="/0">0</a>
+		{% endif %}
 		{% for number in nav_numbers %}
 		<a href="/{{ number }}">{{ number }}</a>
 		{% endfor %}