From f72d606d182d8a74c29d22ac4e89de0589169513 Mon Sep 17 00:00:00 2001
From: Philipp Horstenkamp <philipp@horstenkamp.de>
Date: Sun, 29 Oct 2023 20:40:40 +0100
Subject: [PATCH] Added base-path support in URL generating features (#288)

Add the basepath dash url to the path generation for dynamicly generated
links.
---
 src/aki_prj23_transparenzregister/ui/app.py          | 12 +++++++++---
 .../ui/pages/company.py                              |  2 +-
 src/aki_prj23_transparenzregister/ui/pages/person.py |  2 +-
 tests/ui/app_test.py                                 | 11 +++++++++--
 4 files changed, 20 insertions(+), 7 deletions(-)

diff --git a/src/aki_prj23_transparenzregister/ui/app.py b/src/aki_prj23_transparenzregister/ui/app.py
index 398e929..28d1249 100644
--- a/src/aki_prj23_transparenzregister/ui/app.py
+++ b/src/aki_prj23_transparenzregister/ui/app.py
@@ -1,5 +1,6 @@
 """Main Dash app."""
 import argparse
+import os
 import sys
 
 import dash
@@ -56,6 +57,8 @@ def go_to_home(click: int) -> str:
     Returns:
         Returns the href of the home page.
     """
+    if home_path := os.getenv("DASH_URL_BASE_PATHNAME"):
+        return f"{home_path}"
     return "/"
 
 
@@ -74,11 +77,14 @@ def go_to_detail_page(id: str) -> str:
         Returns the href of the company page.
     """
     if id.startswith("p_"):
-        page = "/Personendetails/"
+        page = "personendetails"
     if id.startswith("c_"):
-        page = "/Unternehmensdetails/"
+        page = "unternehmensdetails"
     chosen_id = id.split("_", 1)[1]
-    return f"{page}{chosen_id}"
+    url = f"/{page}/{chosen_id}"
+    if prefix := os.getenv("DASH_URL_BASE_PATHNAME"):
+        return f"{prefix}{url}".replace("//", "/").replace("//", "/")
+    return url
 
 
 @app.callback(
diff --git a/src/aki_prj23_transparenzregister/ui/pages/company.py b/src/aki_prj23_transparenzregister/ui/pages/company.py
index f86bb0c..5e04336 100644
--- a/src/aki_prj23_transparenzregister/ui/pages/company.py
+++ b/src/aki_prj23_transparenzregister/ui/pages/company.py
@@ -10,7 +10,7 @@ from aki_prj23_transparenzregister.ui import (
 from aki_prj23_transparenzregister.ui.session_handler import SessionHandler
 
 dash.register_page(
-    __name__, path_template="/Unternehmensdetails/<value>", title="Unternehmensdetails"
+    __name__, path_template="/unternehmensdetails/<value>", title="Unternehmensdetails"
 )
 
 
diff --git a/src/aki_prj23_transparenzregister/ui/pages/person.py b/src/aki_prj23_transparenzregister/ui/pages/person.py
index 249e08a..9758ef8 100644
--- a/src/aki_prj23_transparenzregister/ui/pages/person.py
+++ b/src/aki_prj23_transparenzregister/ui/pages/person.py
@@ -6,7 +6,7 @@ from aki_prj23_transparenzregister.ui import data_elements, header_elements
 from aki_prj23_transparenzregister.ui.session_handler import SessionHandler
 
 dash.register_page(
-    __name__, path_template="/Personendetails/<value>", title="Personendetails"
+    __name__, path_template="/personendetails/<value>", title="Personendetails"
 )
 
 
diff --git a/tests/ui/app_test.py b/tests/ui/app_test.py
index 6c29614..10c1c7d 100644
--- a/tests/ui/app_test.py
+++ b/tests/ui/app_test.py
@@ -31,10 +31,17 @@ def test_go_to_home() -> None:
     assert output == "/"
 
 
-def test_go_to_detail_page() -> None:
+def test_go_to_detail_page1(monkeypatch: MonkeyPatch) -> None:
+    """Checks if the go_to_detail_page callback yields a result."""
+    monkeypatch.setenv("DASH_URL_BASE_PATHNAME", "/monkey_path/")
+    output = app.go_to_detail_page("c_1")
+    assert output == "/monkey_path/unternehmensdetails/1"
+
+
+def test_go_to_detail_page2() -> None:
     """Checks if the go_to_detail_page callback yields a result."""
     output = app.go_to_detail_page("c_1")
-    assert output == "/Unternehmensdetails/1"
+    assert output == "/unternehmensdetails/1"
 
 
 def test_main_of_app(monkeypatch: MonkeyPatch) -> None: