From b73b0f340e26c7ae6868f1d6a0050520c57213e2 Mon Sep 17 00:00:00 2001
From: Daniel Schadt <kingdread@gmx.de>
Date: Thu, 12 Jan 2023 18:33:36 +0100
Subject: adjust zoom levels for stamen maps

Note that those are not documented, but based on trial-and-error.
Terrain and Watercolor return 404 at the next zoom level, indicating
that this is the max that they support.

Toner does serve some tiles at level 18, but a lot of them return a 503.
---
 fietsboek/views/tileproxy.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/fietsboek/views/tileproxy.py b/fietsboek/views/tileproxy.py
index e53c32b..87a742d 100644
--- a/fietsboek/views/tileproxy.py
+++ b/fietsboek/views/tileproxy.py
@@ -166,7 +166,7 @@ STAMEN_LAYERS = [
         name="Stamen Toner",
         url="https://stamen-tiles.a.ssl.fastly.net/toner/{z}/{x}/{y}.png",
         layer_type=LayerType.BASE,
-        zoom=12,
+        zoom=17,
         access=LayerAccess.PUBLIC,
         attribution=(
             f'{_jb_copy} | Map tiles by <a href="http://stamen.com">Stamen Design</a>, '
@@ -180,7 +180,7 @@ STAMEN_LAYERS = [
         name="Stamen Terrain",
         url="https://stamen-tiles.a.ssl.fastly.net/terrain/{z}/{x}/{y}.png",
         layer_type=LayerType.BASE,
-        zoom=12,
+        zoom=15,
         access=LayerAccess.PUBLIC,
         attribution=(
             f'{_jb_copy} | Map tiles by <a href="http://stamen.com">Stamen Design</a>, '
@@ -194,7 +194,7 @@ STAMEN_LAYERS = [
         name="Stamen Watercolor",
         url="https://stamen-tiles.a.ssl.fastly.net/watercolor/{z}/{x}/{y}.png",
         layer_type=LayerType.BASE,
-        zoom=12,
+        zoom=17,
         access=LayerAccess.PUBLIC,
         attribution=(
             f'{_jb_copy} | Map tiles by <a href="http://stamen.com">Stamen Design</a>, '
-- 
cgit v1.2.3