From f384a66984b8648abd5cdf372e2e01d368605a7d Mon Sep 17 00:00:00 2001
From: Vansh <pvt.vanshdobhal@gmail.com>
Date: Sat, 21 Dec 2024 15:53:35 +0530
Subject: [PATCH] Implemented tooltip system for keyboard navigation

---
 src/components/ExcelClone.js | 93 ++++++++++++++++++++++++------------
 src/components/Tooltip.css   | 31 ++++++++++++
 src/components/Tooltip.js    | 24 ++++++++++
 3 files changed, 118 insertions(+), 30 deletions(-)
 create mode 100644 src/components/Tooltip.css
 create mode 100644 src/components/Tooltip.js

diff --git a/src/components/ExcelClone.js b/src/components/ExcelClone.js
index d392f3b..bf7cfcf 100644
--- a/src/components/ExcelClone.js
+++ b/src/components/ExcelClone.js
@@ -1,30 +1,29 @@
-import React, { useState } from 'react';
+import React, { useState, useEffect } from 'react';
+import './Tooltip.css'; // Add tooltip styles
 
-const ROWS = 20;
-const COLS = 26; // A to Z
+const Tooltip = ({ text, position }) => {
+  return (
+    <div className={`tooltip ${position}`}>
+      {text}
+    </div>
+  );
+};
 
 const ExcelClone = () => {
-  // State for cell data
-  const [data, setData] = useState(
-    Array(ROWS).fill().map(() => Array(COLS).fill(''))
-  );
-  
-  // State for selected cell
+  const ROWS = 20;
+  const COLS = 26; // A to Z
+  const [data, setData] = useState(Array(ROWS).fill().map(() => Array(COLS).fill('')));
   const [selectedCell, setSelectedCell] = useState(null);
-  
-  // State for formula bar
   const [formulaBarValue, setFormulaBarValue] = useState('');
+  const [tooltipText, setTooltipText] = useState(''); // State for dynamic tooltip
 
-  // Convert column index to letter (0 = A, 1 = B, etc.)
   const getColumnLabel = (index) => String.fromCharCode(65 + index);
 
-  // Handle cell selection
   const handleCellSelect = (rowIndex, colIndex) => {
     setSelectedCell({ row: rowIndex, col: colIndex });
     setFormulaBarValue(data[rowIndex][colIndex]);
   };
 
-  // Handle cell value change
   const handleCellChange = (rowIndex, colIndex, value) => {
     const newData = [...data];
     newData[rowIndex][colIndex] = value;
@@ -32,6 +31,50 @@ const ExcelClone = () => {
     setFormulaBarValue(value);
   };
 
+  const handleKeyDown = (e) => {
+    const { row, col } = selectedCell || {};
+
+    if (e.key === 'ArrowUp' || e.key === 'ArrowDown' || e.key === 'ArrowLeft' || e.key === 'ArrowRight') {
+      setTooltipText("Use Arrow Keys to Navigate");
+    } else if (e.key === 'Tab') {
+      setTooltipText("Use Tab to Move to the Next Cell");
+    } else if (e.key === 'Enter') {
+      setTooltipText("Press Enter to Confirm");
+    }
+  };
+
+  useEffect(() => {
+    window.addEventListener('keydown', handleKeyDown);
+    return () => {
+      window.removeEventListener('keydown', handleKeyDown);
+    };
+  }, [selectedCell]);
+
+  const Cell = ({ value, rowIndex, colIndex }) => {
+    const [showTooltip, setShowTooltip] = useState(false);
+
+    return (
+      <td
+        className={`border border-gray-300 p-0 relative ${selectedCell?.row === rowIndex && selectedCell?.col === colIndex ? 'bg-blue-50' : ''}`}
+      >
+        <div
+          className="cell"
+          onMouseEnter={() => setShowTooltip(true)}
+          onMouseLeave={() => setShowTooltip(false)}
+        >
+          <input
+            type="text"
+            className="w-full h-full px-2 py-1 border-none outline-none bg-transparent"
+            value={value}
+            onChange={(e) => handleCellChange(rowIndex, colIndex, e.target.value)}
+            onClick={() => handleCellSelect(rowIndex, colIndex)}
+          />
+          {showTooltip && <Tooltip text={tooltipText} position="bottom" />}
+        </div>
+      </td>
+    );
+  };
+
   return (
     <div className="flex flex-col h-screen">
       {/* Top Bar */}
@@ -74,22 +117,12 @@ const ExcelClone = () => {
                   {rowIndex + 1}
                 </td>
                 {Array(COLS).fill().map((_, colIndex) => (
-                  <td
+                  <Cell
                     key={colIndex}
-                    className={`border border-gray-300 p-0 relative ${
-                      selectedCell?.row === rowIndex && selectedCell?.col === colIndex
-                        ? 'bg-blue-50'
-                        : ''
-                    }`}
-                  >
-                    <input
-                      type="text"
-                      className="w-full h-full px-2 py-1 border-none outline-none bg-transparent"
-                      value={data[rowIndex][colIndex]}
-                      onChange={(e) => handleCellChange(rowIndex, colIndex, e.target.value)}
-                      onClick={() => handleCellSelect(rowIndex, colIndex)}
-                    />
-                  </td>
+                    value={data[rowIndex][colIndex]}
+                    rowIndex={rowIndex}
+                    colIndex={colIndex}
+                  />
                 ))}
               </tr>
             ))}
@@ -100,4 +133,4 @@ const ExcelClone = () => {
   );
 };
 
-export default ExcelClone;
\ No newline at end of file
+export default ExcelClone;
diff --git a/src/components/Tooltip.css b/src/components/Tooltip.css
new file mode 100644
index 0000000..2599e03
--- /dev/null
+++ b/src/components/Tooltip.css
@@ -0,0 +1,31 @@
+.tooltip {
+    position: absolute;
+    background-color: rgba(0, 0, 0, 0.75);
+    color: white;
+    padding: 5px 10px;
+    border-radius: 5px;
+    font-size: 12px;
+    pointer-events: none;
+    transition: opacity 0.3s ease;
+  }
+  
+  .tooltip.bottom {
+    transform: translateY(100%);
+    top: 100%;
+  }
+  
+  .tooltip.top {
+    transform: translateY(-100%);
+    bottom: 100%;
+  }
+  
+  .tooltip.left {
+    transform: translateX(-100%);
+    right: 100%;
+  }
+  
+  .tooltip.right {
+    transform: translateX(100%);
+    left: 100%;
+  }
+  
\ No newline at end of file
diff --git a/src/components/Tooltip.js b/src/components/Tooltip.js
new file mode 100644
index 0000000..ac331e2
--- /dev/null
+++ b/src/components/Tooltip.js
@@ -0,0 +1,24 @@
+import React, { useState, useEffect } from 'react';
+import './Tooltip.css'; // Add tooltip styles
+
+const Tooltip = ({ text, target }) => {
+  const [style, setStyle] = useState({});
+
+  useEffect(() => {
+    if (target) {
+      const rect = target.getBoundingClientRect();
+      setStyle({
+        top: rect.top + window.scrollY - 40, // Adjust top offset
+        left: rect.left + window.scrollX + rect.width / 2, // Adjust left offset
+      });
+    }
+  }, [target]);
+
+  return (
+    <div className="tooltip" style={style}>
+      {text}
+    </div>
+  );
+};
+
+export default Tooltip;