From 3413cffdfe76ca7a4ab768e6c1aab34da7e92b2f Mon Sep 17 00:00:00 2001
From: nofurtherinformation <dhalpern@uchicago.edu>
Date: Tue, 14 Jan 2025 10:56:22 -0600
Subject: [PATCH] resizable accordion panels

---
 .../app/components/Toolbar/ColorPicker.tsx    |   2 +-
 app/src/app/components/sidebar/DataPanels.tsx | 112 ++++++++++++------
 app/src/app/components/sidebar/Sidebar.tsx    |  11 +-
 3 files changed, 88 insertions(+), 37 deletions(-)

diff --git a/app/src/app/components/Toolbar/ColorPicker.tsx b/app/src/app/components/Toolbar/ColorPicker.tsx
index d5dff693..ed5753a6 100644
--- a/app/src/app/components/Toolbar/ColorPicker.tsx
+++ b/app/src/app/components/Toolbar/ColorPicker.tsx
@@ -31,7 +31,7 @@ export const ColorPicker = <T extends boolean>({
   const mapDocument = useMapStore(state => state.mapDocument);
   const hotkeyRef = useRef<string | null>(null);
   const timeoutRef = useRef<ReturnType<typeof setTimeout> | null>(null);
-  const numDistricts = 20; //mapDocument?.num_districts || 4;
+  const numDistricts = mapDocument?.num_districts || 4;
 
   const handleKeyPressSubmit = () => {
     if (!hotkeyRef.current) return;
diff --git a/app/src/app/components/sidebar/DataPanels.tsx b/app/src/app/components/sidebar/DataPanels.tsx
index 88aacd11..4636098b 100644
--- a/app/src/app/components/sidebar/DataPanels.tsx
+++ b/app/src/app/components/sidebar/DataPanels.tsx
@@ -1,14 +1,15 @@
-import {Box} from '@radix-ui/themes';
+import {Box, IconButton} from '@radix-ui/themes';
 import Evaluation from '@components/sidebar/Evaluation';
 import PopulationPanel from '@components/sidebar/PopulationPanel';
 import React from 'react';
-import classNames from "classnames";
-import * as Accordion from "@radix-ui/react-accordion";
-import { DoubleArrowDownIcon } from "@radix-ui/react-icons";
-import {useMapStore} from '@/app/store/mapStore';
+import classNames from 'classnames';
+import * as Accordion from '@radix-ui/react-accordion';
+import {DoubleArrowDownIcon, DragHandleHorizontalIcon} from '@radix-ui/react-icons';
+import {MapStore, useMapStore} from '@/app/store/mapStore';
+import Draggable from 'react-draggable';
 
 interface DataPanelSpec {
-  title: string;
+  title: MapStore['sidebarPanels'][number];
   label: string;
   icon?: React.ReactNode;
   content?: React.ReactNode;
@@ -30,48 +31,91 @@ const defaultPanels: DataPanelSpec[] = [
     content: <Evaluation />,
   },
 ];
-
-const DataPanels: React.FC<DataPanelsProps> = ({
-  panels = defaultPanels,
-}) => {
+const ResizableAccordionPanel: React.FC<{panel: DataPanelSpec, open: boolean}> = ({panel, open}) => {
+  const [height, setHeight] = React.useState<null | number>(null);
+  const [hovered, setHovered] = React.useState(false);
+  const itemRef = React.useRef<HTMLDivElement>(null);
+  return (
+    <Accordion.Item
+      key={panel.title}
+      value={panel.title}
+      className="AccordionItem border-[1px] border-gray-300 rounded-lg my-1 bg-white relative"
+      defaultValue={open ? 'open' : undefined}
+      onMouseEnter={() => setHovered(true)}
+      onMouseLeave={() => setHovered(false)}
+    >
+      <AccordionTrigger className="AccordionTrigger">{panel.label}</AccordionTrigger>
+      <AccordionContent
+        className="AccordionContent"
+        ref={itemRef}
+        style={{
+          overflowY: 'auto',
+          height: height === null ? 'auto' : height,
+          minHeight: "100px"
+        }}
+      >
+        {panel.content}
+      </AccordionContent>
+      <div
+        className="absolute bottom-0 left-[50%]"
+        style={{
+          transform: 'translate(-50%, 50%)',
+        }}
+      >
+        <Draggable
+          grid={[10, 10]}
+          onDrag={(e: any) => {
+            const top = itemRef.current?.getBoundingClientRect().top;
+            if (top) {
+              setHeight(e.clientY - top);
+            }
+          }}
+          position={{x: 0, y: 0}}
+          axis="y"
+        >
+          <IconButton
+            variant="surface"
+            style={{
+              background: 'rgb(245,245,245)',
+              width: '40px',
+              height: '16px',
+              opacity: hovered && open ? 1 : 0,
+              transition: 'opacity 0.2s',
+            }}
+          >
+            <DragHandleHorizontalIcon />
+          </IconButton>
+        </Draggable>
+      </div>
+    </Accordion.Item>
+  );
+};
+const DataPanels: React.FC<DataPanelsProps> = ({panels = defaultPanels}) => {
   const sidebarPanels = useMapStore(state => state.sidebarPanels);
   const setSidebarPanels = useMapStore(state => state.setSidebarPanels);
   return (
-    <Accordion.Root 
-      type="multiple" 
-      className="AccordionRoot" 
+    <Accordion.Root
+      type="multiple"
+      className="AccordionRoot"
       value={sidebarPanels}
       onValueChange={setSidebarPanels}
-      >
-      {panels.map(panel => (
-      <Accordion.Item 
-        key={panel.title} 
-        value={panel.title} 
-        className="AccordionItem border-[1px] border-gray-300 rounded-lg my-1 bg-white"
-        defaultValue={'open'}
-      >
-        <AccordionTrigger className="AccordionTrigger">
-        {panel.label}
-        </AccordionTrigger>
-        <AccordionContent className="AccordionContent">
-        {panel.content}
-        </AccordionContent>
-      </Accordion.Item>
+    >
+      {panels.map((panel, i) => (
+        <ResizableAccordionPanel key={i} panel={panel} open={sidebarPanels.includes(panel.title)}/>
       ))}
     </Accordion.Root>
   );
 };
 
-
 const AccordionTrigger = React.forwardRef<
   HTMLButtonElement,
   React.ComponentPropsWithoutRef<typeof Accordion.Trigger>
->(({ children, className, ...props }, forwardedRef) => (
+>(({children, className, ...props}, forwardedRef) => (
   <Accordion.Header className="flex">
     <Accordion.Trigger
       className={classNames(
         `bg-white group flex h-[45px] flex-1 cursor-default items-center justify-between px-5 leading-none rounded-md data-[state=closed]:shadow-md outline-none hover:bg-blue-200`,
-        className,
+        className
       )}
       {...props}
       ref={forwardedRef}
@@ -90,11 +134,11 @@ AccordionTrigger.displayName = 'AccordionTrigger';
 const AccordionContent = React.forwardRef<
   HTMLDivElement,
   React.ComponentPropsWithoutRef<typeof Accordion.Content>
->(({ children, className, ...props }, forwardedRef) => (
+>(({children, className, ...props}, forwardedRef) => (
   <Accordion.Content
     className={classNames(
-      "overflow-hidden text-[15px] data-[state=closed]:animate-slideUp data-[state=open]:animate-slideDown",
-      className,
+      'overflow-hidden text-[15px] data-[state=closed]:animate-slideUp data-[state=open]:animate-slideDown',
+      className
     )}
     {...props}
     ref={forwardedRef}
diff --git a/app/src/app/components/sidebar/Sidebar.tsx b/app/src/app/components/sidebar/Sidebar.tsx
index d747b124..b6894c87 100644
--- a/app/src/app/components/sidebar/Sidebar.tsx
+++ b/app/src/app/components/sidebar/Sidebar.tsx
@@ -30,10 +30,11 @@ const HandleIconButton = () => {
 export default function SidebarComponent() {
   const document_id = useMapStore(store => store.mapDocument?.document_id);
   const [width, setWidth] = React.useState(window.innerWidth * 0.25);
+  const [hovered, setHovered] = React.useState(false);
   return (
     <Box
       p="3"
-      className="z-10 flex-none overflow-y-auto 
+      className="z-10 flex-none
       border-t lg:border-t-0
       lg:h-screen
        landscape:border-t-0
@@ -42,8 +43,11 @@ export default function SidebarComponent() {
       border-gray-500
       shadow-xl
       relative
+      overflow-y-auto
       "
       style={{width: width, overflow: 'visible'}}
+      onMouseEnter={() => setHovered(true)}
+      onMouseLeave={() => setHovered(false)}
     >
       <div
         style={{
@@ -74,12 +78,15 @@ export default function SidebarComponent() {
               background: 'rgba(245, 245, 245)',
               height: '40px',
               cursor: 'ew-resize',
+              opacity: hovered ? 1 : 0,
+              transition: 'opacity 0.2s',
             }}
           >
             <DragHandleHorizontalIcon />
           </IconButton>
         </Draggable>
       </div>
+      <Box className="size-full overflow-y-auto">
       <Flex direction="column" gap="3">
         <Heading as="h3" size="3" className="hidden lg:block">
           Districtr
@@ -96,7 +103,7 @@ export default function SidebarComponent() {
         >
           <DataPanels />
         </Box>
-      </Flex>
+      </Flex></Box>
     </Box>
   );
 }