Thorchain Staking - Enforce "dust_thresholds"

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## Unreleased (develop)
 
+- fixed: Thorchain stake minimum amount requirements
+
 ## 4.20.0 (staging)
 
 - added: 'numAccounts' to 'Signup_Complete' event

src/components/scenes/Staking/StakeModifyScene.tsx

@@ -1,5 +1,5 @@
 import { eq, gt, toFixed } from 'biggystring'
-import { EdgeCurrencyWallet, EdgeTokenId, InsufficientFundsError } from 'edge-core-js'
+import { DustSpendError, EdgeCurrencyWallet, EdgeTokenId, InsufficientFundsError } from 'edge-core-js'
 import * as React from 'react'
 import { Image, View } from 'react-native'
 import { sprintf } from 'sprintf-js'
@@ -172,7 +172,7 @@ const StakeModifySceneComponent = (props: Props) => {
             setErrorMessage(errMessage)
           } else if (err instanceof InsufficientFundsError) {
             setErrorMessage(lstrings.exchange_insufficient_funds_title)
-          } else if (err instanceof HumanFriendlyError) {
+          } else if (err instanceof HumanFriendlyError || err instanceof DustSpendError) {
             setErrorMessage(err.message)
           } else {
             showError(err)

src/plugins/stake-plugins/thorchainSavers/tcSaversPlugin.ts

@@ -122,6 +122,15 @@ const tcChainCodePluginIdMap: StringMap = {
   LTC: 'litecoin'
 }
 
+const DUST_THRESHOLDS: StringMap = {
+  AVAX: '0',
+  BTC: '10000',
+  BCH: '10000',
+  DOGE: '100000000',
+  ETH: '0',
+  LTC: '10000'
+}
+
 const asThorNodePool = asObject({
   asset: asString, // "AVAX.AVAX",
   // short_code: asString, // "a",
@@ -440,6 +449,10 @@ const stakeRequest = async (opts: EdgeGuiPluginOptions, request: ChangeQuoteRequ
     throw new InsufficientFundsError({ tokenId })
   }
 
+  if (lt(nativeAmount, DUST_THRESHOLDS[currencyCode])) {
+    throw new StakeBelowLimitError(request, currencyCode)
+  }
+
   await updateInboundAddresses(opts)
 
   const { primaryAddress, parentBalance, addressBalance } = await getPrimaryAddress(account, wallet, currencyCode)