From 0153b099894dfaea36b2320bfa0bcfb3a45a5cad Mon Sep 17 00:00:00 2001
From: Hendrik Huyskens <hendrik.huyskens@rl-institut.de>
Date: Tue, 26 Mar 2024 17:03:10 +0100
Subject: [PATCH] Started HTMX integration on wind sliders

Unfortunately ionrangeslider seems not to work with HTMX yet. See opened issue here: https://github.com/IonDen/ion.rangeSlider/issues/792
---
 digiplan/map/forms.py | 58 +++++++++++++++++++++++++++----------------
 1 file changed, 36 insertions(+), 22 deletions(-)

diff --git a/digiplan/map/forms.py b/digiplan/map/forms.py
index e0652de0..bf522799 100644
--- a/digiplan/map/forms.py
+++ b/digiplan/map/forms.py
@@ -1,6 +1,7 @@
 from itertools import count  # noqa: D100
 
 from django.forms import BooleanField, Form, IntegerField, TextInput, renderers
+from django.shortcuts import reverse
 from django.utils.safestring import mark_safe
 from django_mapengine import legend
 
@@ -66,33 +67,36 @@ def __init__(self, parameters, additional_parameters=None, **kwargs) -> None:  #
         super().__init__(**kwargs)
         self.fields = {item["name"]: item["field"] for item in self.generate_fields(parameters, additional_parameters)}
 
-    @staticmethod
-    def generate_fields(parameters, additional_parameters=None):  # noqa: ANN001, ANN205, D102
+    def get_field_attrs(self, name: str, parameters: dict) -> dict:  # noqa: ARG002
+        """Set up field attributes from parameters."""
+        attrs = {
+            "class": parameters["class"],
+            "data-min": parameters["min"],
+            "data-max": parameters["max"],
+            "data-from": parameters["start"],
+            "data-grid": "true" if "grid" in parameters and parameters["grid"] else "false",
+            "data-has-sidepanel": "true" if "sidepanel" in parameters else "false",
+            "data-color": parameters["color"] if "color" in parameters else "",
+        }
+        if "to" in parameters:
+            attrs["data-to"] = parameters["to"]
+        if "step" in parameters:
+            attrs["data-step"] = parameters["step"]
+        if "from-min" in parameters:
+            attrs["data-from-min"] = parameters["from-min"]
+        if "from-max" in parameters:
+            attrs["data-from-max"] = parameters["from-max"]
+        return attrs
+
+    def generate_fields(self, parameters: dict, additional_parameters: dict | None = None) -> dict:
+        """Create fields from config parameters."""
         if additional_parameters is not None:
             charts.merge_dicts(parameters, additional_parameters)
         for name, item in parameters.items():
             if item["type"] == "slider":
-                attrs = {
-                    "class": item["class"],
-                    "data-min": item["min"],
-                    "data-max": item["max"],
-                    "data-from": item["start"],
-                    "data-grid": "true" if "grid" in item and item["grid"] else "false",
-                    "data-has-sidepanel": "true" if "sidepanel" in item else "false",
-                    "data-color": item["color"] if "color" in item else "",
-                }
-                if "to" in item:
-                    attrs["data-to"] = item["to"]
-                if "step" in item:
-                    attrs["data-step"] = item["step"]
-                if "from-min" in item:
-                    attrs["data-from-min"] = item["from-min"]
-                if "from-max" in item:
-                    attrs["data-from-max"] = item["from-max"]
-
                 field = IntegerField(
                     label=item["label"],
-                    widget=TextInput(attrs=attrs),
+                    widget=TextInput(attrs=self.get_field_attrs(name, item)),
                     help_text=item["tooltip"],
                     required=item.get("required", True),
                 )
@@ -115,13 +119,23 @@ def generate_fields(parameters, additional_parameters=None):  # noqa: ANN001, AN
 class EnergyPanelForm(PanelForm):  # noqa: D101
     template_name = "forms/panel_energy.html"
 
-    def __init__(self, parameters, additional_parameters=None, **kwargs) -> None:  # noqa: D107, ANN001
+    def __init__(self, parameters, additional_parameters=None, **kwargs) -> None:  # noqa: ANN001
+        """Overwrite init function to add initial key results for detail panels."""
         super().__init__(parameters, additional_parameters, **kwargs)
         for technology in ("wind_2018", "wind_2024", "wind_2027", "pv_ground", "pv_roof"):
             key_results = menu.detail_key_results(technology)
             for key, value in key_results.items():
                 self.extra_content[f"{technology}_key_result_{key}"] = value
 
+    def get_field_attrs(self, name: str, parameters: dict) -> dict:
+        """Add HTMX attributes to wind and pv detail sliders."""
+        detail_slider_targets = {"s_w_6": "wind_key_results_2024", "s_w_7": "wind_key_results_2027"}
+        attrs = super().get_field_attrs(name, parameters)
+        if name in detail_slider_targets:
+            attrs["hx-get"] = reverse("map:detail_key_results")
+            attrs["hx-target"] = detail_slider_targets[name]
+        return attrs
+
 
 class HeatPanelForm(PanelForm):  # noqa: D101
     template_name = "forms/panel_heat.html"