Merge pull request #335 from blockworks-foundation/lou/bank-stats

include recent bank data in tokenStats charts

apis/mngo/index.ts

@@ -1,4 +1,4 @@
-import { Group } from '@blockworks-foundation/mango-v4'
+import { Group, I64_MAX_BN } from '@blockworks-foundation/mango-v4'
 import { MangoTokenStatsItem, TokenStatsItem } from 'types'
 import { MANGO_DATA_API_URL } from 'utils/constants'
 
@@ -39,10 +39,40 @@ export const processTokenStatsData = (
     mangoStatsMap[date].feesCollected += c.collected_fees * uiPrice
   })
 
+  // add most recent value, using most recent datapoint to patch difficult to compute stats
+  for (const banks of group.banksMapByTokenIndex.values()) {
+    const bank = banks[0]
+    const now = new Date().toISOString()
+    const filtered = data.filter(
+      (x: TokenStatsItem) => bank.tokenIndex === x?.token_index,
+    )
+    if (!filtered || filtered.length === 0) {
+      continue
+    }
+    const previous = filtered.reduce((max, cur) =>
+      max.date_hour > cur.date_hour ? max : cur,
+    )
+    let tokenStatsItem: TokenStatsItem = {
+      borrow_apr: previous.borrow_apr,
+      borrow_rate: bank.getBorrowRateUi() / 100,
+      collected_fees: previous.collected_fees,
+      date_hour: now,
+      deposit_apr: previous.deposit_apr,
+      deposit_rate: bank.getDepositRateUi() / 100,
+      mango_group: bank.group.toBase58(),
+      price: bank.uiPrice,
+      symbol: bank.name,
+      token_index: bank.tokenIndex,
+      total_borrows: bank.uiBorrows(),
+      total_deposits: bank.uiDeposits(),
+    }
+    data.push(tokenStatsItem)
+  }
+
   const mangoStats: MangoTokenStatsItem[] = Object.values(mangoStatsMap)
   mangoStats.sort(
     (a, b) => new Date(a.date).getTime() - new Date(b.date).getTime(),
   )
 
-  return mangoStats
+  return [data, mangoStats]
 }

store/mangoStore.ts

@@ -788,12 +788,13 @@ const mangoStore = create<MangoStore>()(
               state.perpStats.data = data
               state.perpStats.loading = false
             })
-          } catch {
+          } catch (error) {
             set((state) => {
               state.perpStats.loading = false
             })
+            console.log('Failed to fetch perp stats data', error)
             notify({
-              title: 'Failed to fetch token stats data',
+              title: 'Failed to fetch perp stats data',
               type: 'error',
             })
           }
@@ -913,8 +914,8 @@ const mangoStore = create<MangoStore>()(
           })
 
           try {
-            const data = await fetchTokenStatsData(group)
-            const mangoStats = processTokenStatsData(data, group)
+            const rawData = await fetchTokenStatsData(group)
+            const [data, mangoStats] = processTokenStatsData(rawData, group)
 
             set((state) => {
               state.tokenStats.data = data
@@ -926,7 +927,7 @@ const mangoStore = create<MangoStore>()(
             set((state) => {
               state.tokenStats.loading = false
             })
-
+            console.log('Failed to fetch token stats data', error)
             notify({
               title: 'Failed to fetch token stats data',
               type: 'error',