Add skeleton loading states across all tracking pages

- Replace CircularProgress spinners with content-aware skeleton screens - Add FormSkeleton for form loading states (feeding, sleep, diaper pages) - Add ActivityListSkeleton for recent activities loading - Improves perceived performance with layout-matching placeholders 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2025-10-01 20:36:11 +00:00
parent b00e75f679
commit 8276db39a2
6 changed files with 372 additions and 29 deletions
--- a/maternal-web/components/common/LoadingSkeletons.tsx
+++ b/maternal-web/components/common/LoadingSkeletons.tsx
@@ -0,0 +1,316 @@
+import React from 'react';
+import { Box, Card, CardContent, Skeleton, Stack, Paper } from '@mui/material';
+
+/**
+ * Skeleton loader for activity cards
+ */
+export function ActivityCardSkeleton() {
+  return (
+    <Card sx={{ mb: 2 }}>
+      <CardContent>
+        <Box sx={{ display: 'flex', alignItems: 'center', mb: 2 }}>
+          <Skeleton variant="circular" width={40} height={40} sx={{ mr: 2 }} />
+          <Box sx={{ flex: 1 }}>
+            <Skeleton variant="text" width="60%" height={24} />
+            <Skeleton variant="text" width="40%" height={20} />
+          </Box>
+        </Box>
+        <Skeleton variant="text" width="80%" />
+        <Skeleton variant="text" width="50%" />
+      </CardContent>
+    </Card>
+  );
+}
+
+/**
+ * Skeleton loader for activity list
+ */
+export function ActivityListSkeleton({ count = 3 }: { count?: number }) {
+  return (
+    <>
+      {Array.from({ length: count }).map((_, index) => (
+        <ActivityCardSkeleton key={index} />
+      ))}
+    </>
+  );
+}
+
+/**
+ * Skeleton loader for stat cards
+ */
+export function StatCardSkeleton() {
+  return (
+    <Paper sx={{ p: 3 }}>
+      <Skeleton variant="text" width="40%" height={20} sx={{ mb: 1 }} />
+      <Skeleton variant="text" width="60%" height={32} sx={{ mb: 1 }} />
+      <Skeleton variant="text" width="50%" height={16} />
+    </Paper>
+  );
+}
+
+/**
+ * Skeleton loader for stat grid
+ */
+export function StatGridSkeleton({ count = 4 }: { count?: number }) {
+  return (
+    <Box
+      sx={{
+        display: 'grid',
+        gridTemplateColumns: {
+          xs: '1fr',
+          sm: 'repeat(2, 1fr)',
+          md: 'repeat(4, 1fr)',
+        },
+        gap: 2,
+        mb: 3,
+      }}
+    >
+      {Array.from({ length: count }).map((_, index) => (
+        <StatCardSkeleton key={index} />
+      ))}
+    </Box>
+  );
+}
+
+/**
+ * Skeleton loader for charts
+ */
+export function ChartSkeleton({ height = 300 }: { height?: number }) {
+  return (
+    <Paper sx={{ p: 3 }}>
+      <Skeleton variant="text" width="40%" height={24} sx={{ mb: 3 }} />
+      <Skeleton variant="rectangular" width="100%" height={height} />
+      <Box sx={{ display: 'flex', justifyContent: 'space-around', mt: 2 }}>
+        <Skeleton variant="text" width={60} />
+        <Skeleton variant="text" width={60} />
+        <Skeleton variant="text" width={60} />
+        <Skeleton variant="text" width={60} />
+      </Box>
+    </Paper>
+  );
+}
+
+/**
+ * Skeleton loader for child profile card
+ */
+export function ChildProfileSkeleton() {
+  return (
+    <Card sx={{ mb: 2 }}>
+      <CardContent>
+        <Box sx={{ display: 'flex', alignItems: 'center', mb: 2 }}>
+          <Skeleton variant="circular" width={60} height={60} sx={{ mr: 2 }} />
+          <Box sx={{ flex: 1 }}>
+            <Skeleton variant="text" width="50%" height={28} />
+            <Skeleton variant="text" width="30%" height={20} />
+          </Box>
+        </Box>
+        <Skeleton variant="text" width="70%" />
+        <Skeleton variant="text" width="60%" />
+      </CardContent>
+    </Card>
+  );
+}
+
+/**
+ * Skeleton loader for form fields
+ */
+export function FormSkeleton() {
+  return (
+    <Stack spacing={3}>
+      <Box>
+        <Skeleton variant="text" width={100} height={20} sx={{ mb: 1 }} />
+        <Skeleton variant="rectangular" width="100%" height={56} />
+      </Box>
+      <Box>
+        <Skeleton variant="text" width={100} height={20} sx={{ mb: 1 }} />
+        <Skeleton variant="rectangular" width="100%" height={56} />
+      </Box>
+      <Box>
+        <Skeleton variant="text" width={100} height={20} sx={{ mb: 1 }} />
+        <Skeleton variant="rectangular" width="100%" height={56} />
+      </Box>
+      <Skeleton variant="rectangular" width={120} height={42} />
+    </Stack>
+  );
+}
+
+/**
+ * Skeleton loader for table rows
+ */
+export function TableRowSkeleton({ columns = 4 }: { columns?: number }) {
+  return (
+    <Box sx={{ display: 'flex', gap: 2, py: 2, borderBottom: 1, borderColor: 'divider' }}>
+      {Array.from({ length: columns }).map((_, index) => (
+        <Skeleton key={index} variant="text" width={`${100 / columns}%`} height={20} />
+      ))}
+    </Box>
+  );
+}
+
+/**
+ * Skeleton loader for table
+ */
+export function TableSkeleton({ rows = 5, columns = 4 }: { rows?: number; columns?: number }) {
+  return (
+    <Paper sx={{ p: 2 }}>
+      {/* Header */}
+      <Box sx={{ display: 'flex', gap: 2, py: 2, borderBottom: 2, borderColor: 'divider', mb: 2 }}>
+        {Array.from({ length: columns }).map((_, index) => (
+          <Skeleton key={index} variant="text" width={`${100 / columns}%`} height={24} />
+        ))}
+      </Box>
+      {/* Rows */}
+      {Array.from({ length: rows }).map((_, index) => (
+        <TableRowSkeleton key={index} columns={columns} />
+      ))}
+    </Paper>
+  );
+}
+
+/**
+ * Skeleton loader for list items
+ */
+export function ListItemSkeleton() {
+  return (
+    <Box sx={{ display: 'flex', alignItems: 'center', py: 2, borderBottom: 1, borderColor: 'divider' }}>
+      <Skeleton variant="circular" width={40} height={40} sx={{ mr: 2 }} />
+      <Box sx={{ flex: 1 }}>
+        <Skeleton variant="text" width="70%" height={20} />
+        <Skeleton variant="text" width="40%" height={16} />
+      </Box>
+      <Skeleton variant="rectangular" width={80} height={32} />
+    </Box>
+  );
+}
+
+/**
+ * Skeleton loader for list
+ */
+export function ListSkeleton({ count = 5 }: { count?: number }) {
+  return (
+    <Paper sx={{ p: 2 }}>
+      {Array.from({ length: count }).map((_, index) => (
+        <ListItemSkeleton key={index} />
+      ))}
+    </Paper>
+  );
+}
+
+/**
+ * Skeleton loader for dashboard summary
+ */
+export function DashboardSummarySkeleton() {
+  return (
+    <Box>
+      {/* Header */}
+      <Box sx={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between', mb: 3 }}>
+        <Skeleton variant="text" width={200} height={40} />
+        <Skeleton variant="rectangular" width={120} height={40} />
+      </Box>
+
+      {/* Stats Grid */}
+      <StatGridSkeleton count={4} />
+
+      {/* Recent Activities */}
+      <Paper sx={{ p: 3, mb: 3 }}>
+        <Skeleton variant="text" width={150} height={28} sx={{ mb: 2 }} />
+        <ActivityListSkeleton count={3} />
+      </Paper>
+
+      {/* Charts */}
+      <Box sx={{ display: 'grid', gridTemplateColumns: { xs: '1fr', md: 'repeat(2, 1fr)' }, gap: 3 }}>
+        <ChartSkeleton height={250} />
+        <ChartSkeleton height={250} />
+      </Box>
+    </Box>
+  );
+}
+
+/**
+ * Skeleton loader for chat messages
+ */
+export function ChatMessageSkeleton({ isUser = false }: { isUser?: boolean }) {
+  return (
+    <Box
+      sx={{
+        display: 'flex',
+        justifyContent: isUser ? 'flex-end' : 'flex-start',
+        mb: 2,
+      }}
+    >
+      {!isUser && <Skeleton variant="circular" width={40} height={40} sx={{ mr: 2 }} />}
+      <Box sx={{ maxWidth: '70%' }}>
+        <Skeleton variant="rounded" width={200} height={60} />
+        <Skeleton variant="text" width={100} height={16} sx={{ mt: 0.5 }} />
+      </Box>
+      {isUser && <Skeleton variant="circular" width={40} height={40} sx={{ ml: 2 }} />}
+    </Box>
+  );
+}
+
+/**
+ * Skeleton loader for chat conversation
+ */
+export function ChatSkeleton({ messageCount = 4 }: { messageCount?: number }) {
+  return (
+    <Box sx={{ p: 2 }}>
+      {Array.from({ length: messageCount }).map((_, index) => (
+        <ChatMessageSkeleton key={index} isUser={index % 2 === 0} />
+      ))}
+    </Box>
+  );
+}
+
+/**
+ * Skeleton loader for page content
+ */
+export function PageSkeleton() {
+  return (
+    <Box>
+      {/* Page header */}
+      <Box sx={{ display: 'flex', alignItems: 'center', mb: 3 }}>
+        <Skeleton variant="circular" width={40} height={40} sx={{ mr: 2 }} />
+        <Skeleton variant="text" width={250} height={40} />
+      </Box>
+
+      {/* Content */}
+      <Paper sx={{ p: 3 }}>
+        <Skeleton variant="text" width="60%" height={28} sx={{ mb: 2 }} />
+        <Skeleton variant="text" width="100%" />
+        <Skeleton variant="text" width="100%" />
+        <Skeleton variant="text" width="80%" sx={{ mb: 3 }} />
+
+        <Skeleton variant="rectangular" width="100%" height={200} sx={{ mb: 2 }} />
+
+        <Skeleton variant="text" width="100%" />
+        <Skeleton variant="text" width="90%" />
+      </Paper>
+    </Box>
+  );
+}
+
+/**
+ * Full page loading overlay with spinner
+ */
+export function LoadingOverlay({ message = 'Loading...' }: { message?: string }) {
+  return (
+    <Box
+      sx={{
+        position: 'fixed',
+        top: 0,
+        left: 0,
+        right: 0,
+        bottom: 0,
+        display: 'flex',
+        flexDirection: 'column',
+        alignItems: 'center',
+        justifyContent: 'center',
+        bgcolor: 'rgba(255, 255, 255, 0.9)',
+        zIndex: 9999,
+      }}
+    >
+      <Skeleton variant="circular" width={60} height={60} sx={{ mb: 2 }} />
+      <Skeleton variant="text" width={150} height={24} />
+    </Box>
+  );
+}