From f3dc6249c0805df93c91ba5559ef7bffc4641a14 Mon Sep 17 00:00:00 2001
From: Jenish Dhanani <202112106@daiict.ac.in>
Date: Mon, 16 Oct 2023 23:55:55 +0530
Subject: [PATCH] Added framer motion animation to accordion open and close

---
 src/components/Accordion.css |  89 +++++++++++++++---------------
 src/components/Accordion.js  | 102 ++++++++++++++++++++++++++---------
 2 files changed, 122 insertions(+), 69 deletions(-)

diff --git a/src/components/Accordion.css b/src/components/Accordion.css
index d207b98..e95f863 100644
--- a/src/components/Accordion.css
+++ b/src/components/Accordion.css
@@ -1,47 +1,46 @@
 .accordion {
-   
-    overflow: hidden;
-    width: 100%;
-  }
-  
-  .accordion-item {
-    border-bottom: 1px solid #ddd;
-    margin: 8px 0px;
-    border: 1px solid #ddd;
-    border-radius: 4px;
-  }
-  .expand{
-    width: 100%;
-    max-width: 15px;
-  }
-  .accordion-title {
-    display: flex;
-    justify-content: space-between;
-    align-items: center;
-    padding: 15px;
-    cursor: pointer;
-    background-color: #f5f5f5;
-    border-bottom: 1px solid #ddd;
-   
-  }
-  
-  .accordion-title:hover {
-    background-color: #e0e0e0;
-  }
-  
-  .accordion-title.active {
-    background-color: #ddd;
-  }
-  
-  .accordion-content {
-    padding: 15px;
-    background-color: lightcyan;
-  }
+  overflow: hidden;
+  width: 100%;
+}
 
-  .expand {
-    transition: transform 0.3s ease-in-out;
-  }
-  
-  .rotate {
-    transform: rotate(180deg);
-  }
\ No newline at end of file
+.accordion-item {
+  border-bottom: 1px solid #ddd;
+  margin: 8px 0px;
+  border: 1px solid #ddd;
+  border-radius: 4px;
+  overflow: hidden;
+}
+.expand {
+  width: 100%;
+  max-width: 15px;
+}
+.accordion-title {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  padding: 15px;
+  cursor: pointer;
+  background-color: #f5f5f5;
+  border-bottom: 1px solid #ddd;
+}
+
+.accordion-title:hover {
+  background-color: #e0e0e0;
+}
+
+.accordion-title.active {
+  background-color: #ddd;
+}
+
+.accordion-content {
+  padding: 15px;
+  background-color: lightcyan;
+}
+
+.expand {
+  transition: transform 0.3s ease-in-out;
+}
+
+.rotate {
+  transform: rotate(180deg);
+}
diff --git a/src/components/Accordion.js b/src/components/Accordion.js
index 57c7978..13b5038 100644
--- a/src/components/Accordion.js
+++ b/src/components/Accordion.js
@@ -1,32 +1,86 @@
+// Import necessary React components and styling
 import React, { useState } from 'react';
-import "./Accordion.css";
-import Expand from '../assets/expand_more.png'
-export default function Accordion({items}) {
+import { motion, AnimatePresence } from 'framer-motion';
+import './Accordion.css';
+import Expand from '../assets/expand_more.png';
+
+// Individual Accordion Item component
+const AccordionItem = ({ item, index, isActive, onClick }) => {
+  // Destructure title and content from item
+  const { title, content } = item;
+
+  return (
+    // Use Framer Motion for layout animation
+    <motion.div className='accordion-item' layout>
+      {/* Title section with onClick handler */}
+      <motion.div
+        className={`accordion-title ${isActive ? 'active' : ''}`}
+        onClick={() => onClick(index)}
+      >
+        {title}
+        {/* Expand icon with rotation animation */}
+        <motion.img
+          className={`expand ${isActive ? 'rotate' : ''}`}
+          src={Expand}
+          alt='expand'
+          initial={false}
+        />
+      </motion.div>
+      {/* AnimatePresence for handling enter/exit animations */}
+      <AnimatePresence>
+        {/* Container for content with background color animation */}
+        <motion.div
+          key={index}
+          initial={false}
+          animate={{ backgroundColor: isActive ? '#f1f1f1' : '#fff' }}
+        >
+          <AnimatePresence>
+            {/* Content animation when item is active */}
+            {isActive && (
+              <motion.div
+                key='content'
+                layout
+                initial={{ opacity: 0, height: 0 }}
+                animate={{ opacity: 1, height: 'auto' }}
+                exit={{ opacity: 0, height: 0 }}
+              >
+                {/* Actual content of the accordion item */}
+                <div className='accordion-content'>{content}</div>
+              </motion.div>
+            )}
+          </AnimatePresence>
+        </motion.div>
+      </AnimatePresence>
+    </motion.div>
+  );
+};
+
+// Main Accordion component that maps over items
+const Accordion = ({ items }) => {
+  // State to track the active index
   const [activeIndex, setActiveIndex] = useState(null);
 
+  // Handle click to toggle active index
   const handleClick = (index) => {
     setActiveIndex(activeIndex === index ? null : index);
   };
+
   return (
-    <div className="accordion">
-    {items.map((item, index) => (
-      <div key={index} className="accordion-item">
-        <div
-          className={`accordion-title ${activeIndex === index ? 'active' : ''}`}
-          onClick={() => handleClick(index)}
-        >
-          {item.title}
-          <img
-            className={`expand ${activeIndex === index ? 'rotate' : ''}`}
-            src={Expand}
-            alt="expand"
-          />
-        </div>
-        {activeIndex === index && (
-          <div className="accordion-content">{item.content}</div>
-        )}
-      </div>
-    ))}
-  </div>
+    // Container for the entire accordion
+    <div className='accordion'>
+      {/* Map over items and render AccordionItem for each */}
+      {items.map((item, index) => (
+        <AccordionItem
+          key={index}
+          item={item}
+          index={index}
+          isActive={activeIndex === index}
+          onClick={handleClick}
+        />
+      ))}
+    </div>
   );
-}
+};
+
+// Export the Accordion component as the default export
+export default Accordion;