fix: apply halving on CRNs

aleph-im · Mar 21, 2024 · 5eab0d4 · 5eab0d4
1 parent b6efa1a
commit 5eab0d4
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Showing 3 changed files with 26 additions and 9 deletions.
diff --git a/src/components/common/CRNRewardsCell/cmp.tsx b/src/components/common/CRNRewardsCell/cmp.tsx
@@ -8,7 +8,7 @@ export const CRNRewardsCell = ({ node }: { node: CRN }) => {
   // @todo: Refactor this (use singleton)
   const rewardManager = new StakeManager()
 
-  const rewards = rewardManager.CRNRewardsPerDay(node)
+  const rewards = rewardManager.CRNRewardsPerDay(node) * (365 / 12)
   const isNotFullyLinked = useMemo(() => !node.parent, [node])
 
   return (
@@ -18,6 +18,7 @@ export const CRNRewardsCell = ({ node }: { node: CRN }) => {
       ) : (
         <div tw="inline-flex gap-2 items-center">
           ~ <Price value={rewards} />
+          /M
         </div>
       )}
     </>

diff --git a/src/components/common/EstimatedNodeRewardsChart/cmp.tsx b/src/components/common/EstimatedNodeRewardsChart/cmp.tsx
@@ -20,9 +20,16 @@ export const EstimatedNodeRewardsChart = ({
   const theme = useTheme()
 
   const data = useMemo(() => {
-    const activeNodes = stakeManager.activeNodes(nodes || [])
+    let perDayRewards = 0
+
+    if (nodes) {
+      const activeNodes = stakeManager.activeNodes(nodes)
+      const totalPerDay = stakeManager.totalPerDay(nodes)
+      // const totalPerDay = StakeManager.dailyCCNRewardsPool / activeNodes.length
+
+      perDayRewards = totalPerDay / activeNodes.length
+    }
 
-    const perDayRewards = StakeManager.dailyRewardsPool / activeNodes.length
     const perMonthRewards = perDayRewards * 30
     const total = perMonthRewards + perDayRewards
 

diff --git a/src/domain/stake.ts b/src/domain/stake.ts
@@ -23,8 +23,10 @@ export type RewardsResponse = {
 }
 
 export class StakeManager {
-  // @todo: Calculate halving automatically using dates
-  static dailyRewardsPool = 15_000 / 2
+  static dailyCCNRewardsPool = 15_000
+  static dailyCRNRewardsBase = 250 / (365 / 12)
+  static dailyCRNRewardsVariable = 1250 / (365 / 12)
+
   static minStakeToActivateNode = 200_000
   static minLinkedNodesForPenalty = 3
 
@@ -178,7 +180,9 @@ export class StakeManager {
     if (!activeNodes) return 0
 
     // @note: https://medium.com/aleph-im/aleph-im-staking-go-live-part-2-stakers-tokenomics-663164b5ec78
-    return StakeManager.dailyRewardsPool * ((Math.log10(activeNodes) + 1) / 3)
+    return (
+      StakeManager.dailyCCNRewardsPool * ((Math.log10(activeNodes) + 1) / 3)
+    )
   }
 
   totalPerAlephPerDay(nodes: CCN[]): number {
@@ -229,7 +233,7 @@ export class StakeManager {
     if (!node.score) return 0
 
     const activeNodes = this.activeNodes(nodes).length
-    const nodePool = StakeManager.dailyRewardsPool / activeNodes
+    const nodePool = StakeManager.dailyCCNRewardsPool / activeNodes
     const normalizedScore = normalizeValue(node.score, 0.2, 0.8, 0, 1)
     const linkedCRNPenalty = this.totalLinkedCRNPenaltyFactor(node)
 
@@ -241,8 +245,13 @@ export class StakeManager {
     if (!node.score || !node.decentralization) return 0
 
     const { decentralization, score } = node
-    const maxRewards = 500 + decentralization * 2500
 
-    return maxRewards * normalizeValue(score, 0.2, 0.8, 0, 1)
+    const maxRewards =
+      StakeManager.dailyCRNRewardsBase +
+      StakeManager.dailyCRNRewardsVariable * decentralization
+
+    const normalizedScore = normalizeValue(score, 0.2, 0.8, 0, 1)
+
+    return maxRewards * normalizedScore
   }
 }