bitpay · MicahMaphet · Jun 28, 2025 · Jul 8, 2025 · Jul 8, 2025 · Jul 7, 2025
diff --git a/packages/insight/src/App.tsx b/packages/insight/src/App.tsx
@@ -9,6 +9,7 @@ import {GlobalStyles} from './assets/styles/global';
 import {useAppSelector} from './utilities/hooks';
 import 'nprogress/nprogress.css';
 import nProgress from 'nprogress';
+import { BlocksProvider } from './pages/blocks';
 
 function App() {
   const theme = useAppSelector(({APP}) => APP.theme);
@@ -20,15 +21,17 @@ function App() {
 
   return (
     <ThemeProvider theme={colorScheme}>
-      <GlobalStyles />
-      <BrowserRouter basename={'/insight'}>
-        <SWRConfig
-          value={{
-            fetcher,
-          }}>
-          <Body />
-        </SWRConfig>
-      </BrowserRouter>
+      <BlocksProvider>
+        <GlobalStyles />
+        <BrowserRouter basename={'/insight'}>
+          <SWRConfig
+            value={{
+              fetcher,
+            }}>
+            <Body />
+          </SWRConfig>
+        </BrowserRouter>
+      </BlocksProvider>
     </ThemeProvider>
   );
 }

diff --git a/packages/insight/src/Routing.tsx b/packages/insight/src/Routing.tsx
@@ -1,4 +1,4 @@
-import React, {lazy, Suspense} from 'react';
+import {lazy, Suspense} from 'react';
 import {Navigate, Route, Routes} from 'react-router-dom';
 import Home from './pages';
 const Blocks = lazy(() => import('./pages/blocks'));

diff --git a/packages/insight/src/assets/images/arrow-down-black.svg b/packages/insight/src/assets/images/arrow-down-black.svg
diff --git a/packages/insight/src/assets/images/arrow-down.svg b/packages/insight/src/assets/images/arrow-down.svg
diff --git a/packages/insight/src/assets/images/arrow-forward-blue.svg b/packages/insight/src/assets/images/arrow-forward-blue.svg
diff --git a/packages/insight/src/assets/images/arrow-outward.svg b/packages/insight/src/assets/images/arrow-outward.svg
diff --git a/packages/insight/src/assets/images/arrow-thin.svg b/packages/insight/src/assets/images/arrow-thin.svg
diff --git a/packages/insight/src/assets/images/cube.svg b/packages/insight/src/assets/images/cube.svg
diff --git a/packages/insight/src/components/block-details.tsx b/packages/insight/src/components/block-details.tsx
@@ -184,9 +184,7 @@ const BlockDetails: FC<BlockDetailsProps> = ({currency, network, block}) => {
 
                 <SharedTile
                   title='Block Reward'
-                  description={`${getConvertedValue(summary.reward, currency).toFixed(
-                    3,
-                  )} ${currency}`}
+                  description={`${getConvertedValue(summary.reward, currency).toFixed(3)} ${currency}`}
                 />
                 <SharedTile title='Confirmations' description={summary.confirmations} />
 

diff --git a/packages/insight/src/components/block-list.tsx b/packages/insight/src/components/block-list.tsx
@@ -0,0 +1,207 @@
+import React, {FC, useState} from 'react';
+import {getApiRoot, getConvertedValue, getDifficultyFromBits, getFormattedDate} from 'src/utilities/helper-methods';
+import {BitcoinBlockType} from 'src/utilities/models';
+import Cube from '../assets/images/cube.svg';
+import Arrow from '../assets/images/arrow-thin.svg';
+import ArrowOutward from '../assets/images/arrow-outward.svg';
+import ForwardArrow from '../assets/images/arrow-forward-blue.svg';
+import ArrowDown from '../assets/images/arrow-down.svg';
+import styled, {useTheme} from 'styled-components';
+import InfoCard from './info-card';
+import InfiniteScroll from 'react-infinite-scroll-component';
+import {fetcher} from 'src/api/api';
+import InfiniteScrollLoadSpinner from './infinite-scroll-load-spinner';
+import Info from './info';
+import {useNavigate} from 'react-router-dom';
+import {useBlocks} from 'src/pages/blocks';
+
+const BlockListTableRow = styled.tr`
+  text-align: center;
+  line-height: 45px;
+
+  &:nth-child(odd) {
+    background-color: ${({theme: {dark}}) => (dark ? '#2a2a2a' : '#f6f7f9')};
+  }
+
+  &:nth-child(even) {
+    background-color: ${({theme: {dark}}) => (dark ? '#0f0f0f' : '#e0e4e7')};
+  }
+
+  font-size: 16px;
+`;
+
+
+const getBlocksUrl = (currency: string, network: string) => {
+  return `${getApiRoot(currency)}/${currency}/${network}/block?limit=200`;
+};
+
+const BlockList: FC<{currency: string, network: string}> = ({currency, network}) => {
+  const theme = useTheme();
+  const { blocks, setBlocks } = useBlocks();
+  if (!blocks)
+    return null;
+  const navigate = useNavigate();
+  const [expandedBlocks, setExpandedBlocks] = useState<number[]>([]);
+  const [error, setError] = useState('');
+  const [hasMore, setHasMore] = useState(true);
+  const hasFees = blocks.every(block => block.feeData);
+  const columnProportion = hasFees ? '20%' : '25%';
+
+  const fetchMore = async (_blocksList: BitcoinBlockType[]) => {
+    if (!_blocksList.length || !currency || !network) return;
+    const since = _blocksList[_blocksList.length - 1].height;
+    try {
+      const newData: [BitcoinBlockType] = await fetcher(
+        `${getBlocksUrl(currency, network)}&since=${since}&paging=height&direction=-1`,
+      );
+      if (newData?.length) {
+        setBlocks(_blocksList.concat(newData));
+      } else {
+        setHasMore(false);
+      }
+    } catch (e: any) {
+      setError(e.message || 'Something went wrong. Please try again later.');
+    }
+  };
+
+  const gotoSingleBlockDetailsView = (hash: string) => {
+    navigate(`/${currency}/${network}/block/${hash}`);
+  };
+
+  if (!blocks?.length) return null;
+  return (
+    <>
+      {error ? <Info type={'error'} message={error} /> : null}
+      <InfiniteScroll
+        next={() => fetchMore(blocks)}
+        hasMore={hasMore}
+        loader={<InfiniteScrollLoadSpinner />}
+        dataLength={blocks.length}>
+        <table style={{width: '100%', overflowX: 'hidden', borderCollapse: 'collapse'}}>
+          <thead>
+            <BlockListTableRow>
+              <th style={{textAlign: 'left', paddingLeft: '3rem', width: columnProportion}}>Height</th>
+              <th style={{width: columnProportion}}>Timestamp</th>
+              <th style={{width: columnProportion}}>Transactions</th>
+              <th style={{width: columnProportion}}>Size</th>
+              {hasFees && <th style={{textAlign: 'right', paddingRight: '3rem', width: '20%'}}>Fee Rate</th>}
+            </BlockListTableRow>
+          </thead>
+          <tbody>
+            <tr />
+            {
+              blocks.map((block: BitcoinBlockType, index: number) => {
+                const feeData = block.feeData;
+                const expanded = expandedBlocks.includes(block.height);
+
+                const dataRowsDB = {
+                  'Previous block': {label: 'Previous block', value: block.height - 1},
+                  'Bits': {label: 'Bits', value: block.bits},
+                  'Version': {label: 'Version', value: block.version},
+                  'Block reward': {label: 'Block reward', value: `${getConvertedValue(block.reward, currency).toFixed(3)} ${currency}`},
+                  'Miner fees': {label: 'Miner fees', value: `${getConvertedValue(feeData?.feeTotal, currency).toFixed(5)} ${currency}`},
+                  'Next block': {label: 'Next block', value: 
+                    <>
+                      {block.height + 1}
+                      <img 
+                        src={ArrowOutward} 
+                        style={{width: '24px', cursor: 'pointer'}} 
+                        onClick={() => gotoSingleBlockDetailsView(blocks[index - 1].hash)}
+                        alt='Next Block' 
+                        title={`Go to block ${block.height + 1}`}
+                      />
+                    </>
+                  },
+                  'Nonce': {label: 'Nonce', value: block.nonce},
+                  'Confirmations': {label: 'Confirmations', value: blocks[0].height - block.height + 1},
+                  'Difficulty': {label: 'Difficulty', value: getDifficultyFromBits(block.bits).toFixed(0)},
+                  'Fee data': {label: 'Fee data', value: 
+                    <div style={{display: 'flex', flexDirection: 'row', justifyContent: 'space-between', width: '100%'}}>
+                      {[{label: 'Mean', value: feeData?.mean}, {label: 'Median', value: feeData?.median}, {label: 'Mode', value: feeData?.mode}]
+                        .map(({label, value}, key) => {
+                          return <React.Fragment key={key}>
+                            <div style={{display: 'flex', flexDirection: 'column', lineHeight: 1.1, marginTop: '-0.4rem'}}>
+                              <span style={{color: theme.dark ? '#888' : '#474d53', alignSelf: 'flex-start', lineHeight: 2, marginBottom: -2, fontSize: '16px'}}>{label}</span>
+                              {value?.toFixed(4)}
+                            </div>
+                          </React.Fragment>
+                        })
+                      }
+                    </div>
+                  }
+                };
+
+                type IDataRowsDB = keyof typeof dataRowsDB;
+                let columnLeftExpandedDataKeys: IDataRowsDB[];
+                let columnRightExpandedDataKeys: IDataRowsDB[];
+
+                if (currency === 'ETH') {
+                  columnLeftExpandedDataKeys = ['Previous block', 'Block reward'];
+                  columnRightExpandedDataKeys = ['Next block', 'Nonce', 'Confirmations'];
+                } else {
+                  columnLeftExpandedDataKeys = ['Previous block', 'Bits', 'Version', 'Block reward', 'Miner fees'];
+                  columnRightExpandedDataKeys = ['Next block', 'Nonce', 'Confirmations', 'Difficulty', 'Fee data'];
+                }
+                const columnLeftExpandedData : Array<{label: string, value: any}> = columnLeftExpandedDataKeys.map(key => dataRowsDB[key]);
+                const columnRightExpandedData : Array<{label: string, value: any}> = columnRightExpandedDataKeys.map(key => dataRowsDB[key]);
+
+                return (
+                  <React.Fragment key={index}>
+                    <BlockListTableRow key={index}>
+                      <td style={{textAlign: 'left', color: '#2240C4', paddingLeft: '1rem'}}>
+                        <span 
+                          style={{display: 'flex', alignItems: 'center', gap: '0.5em', width: 'fit-content', cursor: 'pointer'}}
+                          onClick={() => expanded
+                            ? setExpandedBlocks(expandedBlocks.filter(h => h !== block.height))
+                            : setExpandedBlocks([...expandedBlocks, block.height])}>
+                          {expanded 
+                            ? <img src={ArrowDown} style={{height: '2rem', marginLeft: '-2px', marginRight: '-7px'}} alt='arrow' />
+                            : <img src={Arrow} style={{height: '1.8rem', marginRight: '-6px'}} alt='arrow' />
+                          }
+                          <img src={Cube} style={{height: '1.2rem'}} alt='cube' />
+                          {block.height}
+                        </span>
+                      </td>
+                      <td>{getFormattedDate(block.time)}</td>
+                      <td>{block.transactionCount}</td>
+                      <td>{block.size}</td>
+                      { feeData && <td style={{textAlign: 'right', paddingRight: '3rem'}}>{feeData.median.toFixed(4)}</td> }
+                    </BlockListTableRow>
+                    {expanded && <>
+                        {/* Alternates the color so the data below this row stays the same*/}
+                        <BlockListTableRow />  
+                        <BlockListTableRow>
+
+                          <td colSpan={5} style={{padding: '1rem 2rem'}}>
+                            <div style={{display: 'flex', flexDirection: 'column', gap: '1rem'}}>
+                              <hr style={{border: 'none', borderTop: '1px solid #eee', margin: '0 -2rem', marginTop: '-0.8rem'}} />
+                              <InfoCard data={[
+                                {label: 'Block Hash', value: block.hash, copyText: true},
+                                {label: 'Merkle Root', value: block.merkleRoot, copyText: true},
+                              ]}/>
+                              <span style={{fontSize: '20px', alignSelf: 'flex-start'}}>Summary</span>
+                              <div style={{display: 'flex', gap: '1rem'}}>
+                                <InfoCard data={columnLeftExpandedData}/>
+                                <InfoCard data={columnRightExpandedData}/>
+                              </div>
+                              <span style={{display: 'flex', alignItems: 'center', width: 'fit-content', cursor: 'pointer'}} onClick={() => gotoSingleBlockDetailsView(block.hash)}>
+                                <span style={{color: '#2240C4', marginRight: '0.75rem', fontSize: '18px'}}>View transactions</span>
+                                <img src={ForwardArrow} style={{height: '1.75rem'}} alt='arrow' />
+                              </span>
+                            </div>
+                          </td>
+                        </BlockListTableRow>
+                      </>
+                    }
+                  </React.Fragment>
+                );
+              })
+            }
+          </tbody>
+        </table>
+      </InfiniteScroll>
+    </>
+  );
+};
+
+export default BlockList;