Add Gauge Gradient Color Transitions

nextstep-frontend/package.json

@@ -15,6 +15,7 @@
     "@mui/icons-material": "^6.4.7",
     "@mui/joy": "^5.0.0-beta.51",
     "@mui/material": "^6.4.3",
+    "@mui/x-charts": "^7.28.0",
     "@types/axios": "^0.9.36",
     "@types/react-router-dom": "^5.3.3",
     "axios": "^1.7.9",

nextstep-frontend/src/components/ScoreGauge.tsx

@@ -0,0 +1,60 @@
+import * as React from 'react';
+import { Gauge, gaugeClasses } from '@mui/x-charts/Gauge';
+import { Box } from '@mui/material';
+
+interface ScoreGaugeProps {
+  score: number;
+  width?: number;
+  height?: number;
+}
+
+const ScoreGauge: React.FC<ScoreGaugeProps> = ({ score, width = 200, height = 200 }) => {
+  const getGradientColor = (value: number) => {
+    // Clamp value between 0 and 100
+    value = Math.max(0, Math.min(100, value));
+
+    let r, g, b;
+
+    if (value <= 50) {
+      // Red (255, 0, 0) to Yellow (255, 215, 0)
+      const ratio = value / 50;
+      r = 255;
+      g = Math.round(215 * ratio);
+      b = 0;
+    } else {
+      // Yellow (255, 215, 0) to Green (82, 178, 2)
+      const ratio = (value - 50) / 50;
+      r = Math.round(255 + (82 - 255) * ratio);  // Decrease red
+      g = Math.round(215 + (178 - 215) * ratio); // Shift green
+      b = Math.round(0 + (2 - 0) * ratio);       // Increase blue a little
+    }
+
+    return `rgb(${r}, ${g}, ${b})`;
+  };
+
+  return (
+    <Box sx={{ display: 'flex', justifyContent: 'center' }}>
+      <Gauge
+        width={width}
+        height={height}
+        value={score}
+        cornerRadius="50%"
+        sx={(theme) => ({
+          [`& .${gaugeClasses.valueText}`]: {
+            fontSize: 30,
+            fontWeight: 'bold',
+          },
+          [`& .${gaugeClasses.valueArc}`]: {
+            fill: getGradientColor(score),
+            transition: 'fill 1s ease-in-out',
+          },
+          [`& .${gaugeClasses.referenceArc}`]: {
+            fill: theme.palette.text.disabled,
+          },
+        })}
+      />
+    </Box>
+  );
+};
+
+export default ScoreGauge; 

nextstep-frontend/src/pages/Resume.tsx

@@ -5,6 +5,7 @@ import { config } from '../config';
 import api from '../serverApi';
 import ReactMarkdown from 'react-markdown';
 import remarkGfm from 'remark-gfm';
+import ScoreGauge from '../components/ScoreGauge';
 
 const UploadBox = styled(Box)(({ theme }) => ({
   border: '2px dashed #ccc',
@@ -17,35 +18,6 @@ const UploadBox = styled(Box)(({ theme }) => ({
   },
 }));
 
-const ScoreGauge = styled(Box)<{ score: number }>(({ theme }) => ({
-  width: '200px',
-  height: '200px',
-  borderRadius: '50%',
-  display: 'flex',
-  alignItems: 'center',
-  justifyContent: 'center',
-  background: `conic-gradient(
-    ${theme.palette.error.main} 0% 33%,
-    ${theme.palette.warning.main} 33% 66%,
-    ${theme.palette.success.main} 66% 100%
-  )`,
-  position: 'relative',
-  '&::before': {
-    content: '""',
-    position: 'absolute',
-    width: '180px',
-    height: '180px',
-    borderRadius: '50%',
-    background: theme.palette.background.paper,
-  },
-}));
-
-const ScoreText = styled(Typography)({
-  position: 'absolute',
-  fontSize: '2.5rem',
-  fontWeight: 'bold',
-});
-
 const FeedbackContainer = styled(Box)(({ theme }) => ({
   maxHeight: '60vh',
   overflowY: 'auto',
@@ -243,10 +215,8 @@ const Resume: React.FC = () => {
       )}
 
       {score !== null && (
-        <Box sx={{ display: 'flex', justifyContent: 'center', mb: 3 }}>
-          <ScoreGauge score={score}>
-            <ScoreText>{score}</ScoreText>
-          </ScoreGauge>
+        <Box sx={{ mb: 3 }}>
+          <ScoreGauge score={score} />
         </Box>
       )}
     </Box>