Celo: Cross-link to epoch block on the regular block view and Epoch rewards CSV export (#2386)

* Celo: Cross-link to epoch block on the regular block view

Fixes #2365

* [skip ci] fix hover state for gray-blue tag

* CSV export of epoch transactions for address

configs/app/features/celo.ts

+import type { Feature } from './types';
+
+import { getEnvValue } from '../utils';
+
+const title = 'Celo chain';
+
+const config: Feature<{ L2UpgradeBlock: number | undefined; BLOCKS_PER_EPOCH: number }> = (() => {
+
+  if (getEnvValue('NEXT_PUBLIC_CELO_ENABLED') === 'true') {
+    return Object.freeze({
+      title,
+      isEnabled: true,
+      L2UpgradeBlock: getEnvValue('NEXT_PUBLIC_CELO_L2_UPGRADE_BLOCK') ? Number(getEnvValue('NEXT_PUBLIC_CELO_L2_UPGRADE_BLOCK')) : undefined,
+      BLOCKS_PER_EPOCH: 17_280,
+    });
+  }
+
+  return Object.freeze({
+    title,
+    isEnabled: false,
+  });
+})();
+
+export default config;

configs/app/features/index.ts

@@ -6,6 +6,7 @@ export { default as adsText } from './adsText';
 export { default as beaconChain } from './beaconChain';
 export { default as bridgedTokens } from './bridgedTokens';
 export { default as blockchainInteraction } from './blockchainInteraction';
+export { default as celo } from './celo';
 export { default as csvExport } from './csvExport';
 export { default as dataAvailability } from './dataAvailability';
 export { default as deFiDropdown } from './deFiDropdown';

configs/envs/.env.celo_alfajores

@@ -9,6 +9,9 @@ NEXT_PUBLIC_APP_PORT=3000
 NEXT_PUBLIC_APP_ENV=development
 NEXT_PUBLIC_API_WEBSOCKET_PROTOCOL=ws
 
+NEXT_PUBLIC_CELO_ENABLED=true
+NEXT_PUBLIC_CELO_L2_UPGRADE_BLOCK=26369280
+
 # Instance ENVs
 NEXT_PUBLIC_API_BASE_PATH=/
 NEXT_PUBLIC_API_HOST=celo-alfajores.blockscout.com

deploy/tools/envs-validator/schema.ts

@@ -300,6 +300,22 @@ const rollupSchema = yup
       }),
   });
 
+const celoSchema = yup
+  .object()
+  .shape({
+    NEXT_PUBLIC_CELO_ENABLED: yup.boolean(),
+    NEXT_PUBLIC_CELO_L2_UPGRADE_BLOCK: yup
+      .string()
+      .when('NEXT_PUBLIC_CELO_ENABLED', {
+        is: (value: boolean) => value,
+        then: (schema) => schema.min(0).optional(),
+        otherwise: (schema) => schema.max(
+          -1,
+          'NEXT_PUBLIC_CELO_L2_UPGRADE_BLOCK cannot not be used if NEXT_PUBLIC_CELO_ENABLED is not set to "true"',
+        ),
+      }),
+  });
+
 const adButlerConfigSchema = yup
   .object<AdButlerConfig>()
   .transform(replaceQuotes)
@@ -867,6 +883,7 @@ const schema = yup
   .concat(adsBannerSchema)
   .concat(marketplaceSchema)
   .concat(rollupSchema)
+  .concat(celoSchema)
   .concat(beaconChainSchema)
   .concat(bridgedTokensSchema)
   .concat(sentrySchema);

deploy/tools/envs-validator/test/.env.celo

+NEXT_PUBLIC_CELO_ENABLED=true
+NEXT_PUBLIC_CELO_L2_UPGRADE_BLOCK=420
\ No newline at end of file

docs/ENVS.md

@@ -703,6 +703,17 @@ For blockchains that implement SUAVE architecture additional fields will be show
 
  
 
+### Celo chain
+
+For blockchains that use the Celo platform. _Note_, that once the Celo mainnet becomes an L2 chain, these variables will be migrated to the Rollup configuration section.
+
+| Variable | Type| Description | Compulsoriness  | Default value | Example value | Version |
+| --- | --- | --- | --- | --- | --- | --- |
+| NEXT_PUBLIC_CELO_ENABLED | `boolean` | Indicates that it is a Celo-based chain. | - | - | `true` | v1.37.0+ |
+| NEXT_PUBLIC_CELO_L2_UPGRADE_BLOCK | `number` | Indicates the block number when the Celo-type chain transitioned to L2. This is used to display links to the Epoch block page from a regular block page. | - | - | `26369280` | v1.37.0+ |
+
+ 
+
 ### MetaSuites extension
 
 Enables [MetaSuites browser extension](https://github.com/blocksecteam/metasuites) to integrate with the app views.

lib/api/resources.ts

@@ -1069,6 +1069,9 @@ export const RESOURCES = {
   csv_export_logs: {
     path: '/api/v1/logs-csv',
   },
+  csv_export_epoch_rewards: {
+    path: '/api/v1/celo-election-rewards-csv',
+  },
   graphql: {
     path: '/api/v1/graphql',
   },

mocks/address/epochRewards.ts

@@ -40,5 +40,11 @@ export const epochRewards: AddressEpochRewardsResponse = {
       token: tokenInfo,
     },
   ],
-  next_page_params: null,
+  next_page_params: {
+    amount: '71952055594478242556',
+    associated_account_address_hash: '0x30d060f129817c4de5fbc1366d53e19f43c8c64f',
+    block_number: 25954560,
+    items_count: 50,
+    type: 'delegated_payment',
+  },
 };

theme/components/Badge.ts

@@ -21,6 +21,9 @@ const variantSubtle = defineStyle((props) => {
     return {
       bg: mode('gray.100', 'gray.800')(props),
       color: mode('blackAlpha.800', 'whiteAlpha.800')(props),
+      _hover: {
+        opacity: 0.76,
+      },
     };
   }
 

types/client/address.ts

@@ -12,4 +12,8 @@ export type CsvExportParams = {
   type: 'holders';
   filterType?: undefined;
   filterValue?: undefined;
+} | {
+  type: 'epoch-rewards';
+  filterType?: undefined;
+  filterValue?: undefined;
 };

ui/address/AddressEpochRewards.tsx

@@ -12,6 +12,7 @@ import DataListDisplay from 'ui/shared/DataListDisplay';
 import Pagination from 'ui/shared/pagination/Pagination';
 import useQueryWithPages from 'ui/shared/pagination/useQueryWithPages';
 
+import AddressCsvExportLink from './AddressCsvExportLink';
 import AddressEpochRewardsListItem from './epochRewards/AddressEpochRewardsListItem';
 
 type Props = {
@@ -71,7 +72,13 @@ const AddressEpochRewards = ({ scrollRef, shouldRender = true, isQueryEnabled =
 
   const actionBar = rewardsQuery.pagination.isVisible ? (
     <ActionBar mt={ -6 }>
-      <Pagination ml="auto" { ...rewardsQuery.pagination }/>
+      <AddressCsvExportLink
+        address={ hash }
+        isLoading={ rewardsQuery.pagination.isLoading }
+        params={{ type: 'epoch-rewards' }}
+        ml={{ lg: 'auto' }}
+      />
+      <Pagination ml={{ base: 0, lg: 8 }} { ...rewardsQuery.pagination }/>
     </ActionBar>
   ) : null;
 

ui/pages/Block.tsx

@@ -6,6 +6,8 @@ import React from 'react';
 import type { PaginationParams } from 'ui/shared/pagination/types';
 import type { RoutedTab } from 'ui/shared/Tabs/types';
 
+import { route } from 'nextjs-routes';
+
 import config from 'configs/app';
 import { useAppContext } from 'lib/contexts/app';
 import throwOnAbsentParamError from 'lib/errors/throwOnAbsentParamError';
@@ -24,6 +26,7 @@ import TextAd from 'ui/shared/ad/TextAd';
 import ServiceDegradationWarning from 'ui/shared/alerts/ServiceDegradationWarning';
 import Tag from 'ui/shared/chakra/Tag';
 import AddressEntity from 'ui/shared/entities/address/AddressEntity';
+import LinkInternal from 'ui/shared/links/LinkInternal';
 import NetworkExplorers from 'ui/shared/NetworkExplorers';
 import PageTitle from 'ui/shared/Page/PageTitle';
 import Pagination from 'ui/shared/pagination/Pagination';
@@ -152,9 +155,20 @@ const BlockPageContent = () => {
     }
 
     if (!blockQuery.data.celo.is_epoch_block) {
+      const celoConfig = config.features.celo;
+      const epochBlockNumber = celoConfig.isEnabled && celoConfig.L2UpgradeBlock && blockQuery.data.height <= celoConfig.L2UpgradeBlock ?
+        blockQuery.data.celo.epoch_number * celoConfig.BLOCKS_PER_EPOCH :
+        undefined;
+      const tag = <Tag colorScheme={ epochBlockNumber ? 'gray-blue' : 'gray' }>Epoch #{ blockQuery.data.celo.epoch_number }</Tag>;
+      const content = epochBlockNumber ? (
+        <LinkInternal href={ route({ pathname: '/block/[height_or_hash]', query: { height_or_hash: String(epochBlockNumber) } }) }>
+          { tag }
+        </LinkInternal>
+      ) : tag;
+
       return (
         <Tooltip label="Displays the epoch this block belongs to before the epoch is finalized" maxW="280px" textAlign="center">
-          <Tag>Epoch #{ blockQuery.data.celo.epoch_number }</Tag>
+          { content }
         </Tooltip>
       );
     }

ui/pages/CsvExport.tsx

@@ -59,6 +59,11 @@ const EXPORT_TYPES: Record<CsvExportParams['type'], ExportTypeEntity> = {
     resource: 'csv_export_token_holders',
     fileNameTemplate: 'holders',
   },
+  'epoch-rewards': {
+    text: 'epoch rewards',
+    resource: 'csv_export_epoch_rewards',
+    fileNameTemplate: 'epoch_rewards',
+  },
 };
 
 const isCorrectExportType = (type: string): type is CsvExportParams['type'] => Object.keys(EXPORT_TYPES).includes(type);