chore(voucher): adding fees to db

GaloyMoney · May 17, 2024 · e855dae · e855dae
1 parent 37fa7a4
commit e855dae
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Showing 5 changed files with 21 additions and 3 deletions.
diff --git a/apps/voucher/components/create/confirm-modal/index.tsx b/apps/voucher/components/create/confirm-modal/index.tsx
@@ -66,9 +66,10 @@ const ConfirmModal = ({
   )
 
   const platformFeesInPercentage = convertPpmToPercentage({ ppm: platformFeesInPpm })
-  const platformFeesAmount = amountCalculator.profitAmount({
+
+  const platformFeesAmount = amountCalculator.platformFeesAmount({
     voucherPrice: Number(amount),
-    commissionPercentage: platformFeesInPercentage,
+    platformFeesInPpm: platformFeesInPpm,
   })
 
   const totalPaying = amountCalculator.voucherAmountAfterCommission({

diff --git a/apps/voucher/graphql/resolvers.ts b/apps/voucher/graphql/resolvers.ts
@@ -112,7 +112,10 @@ const resolvers = {
         voucherAmount: voucherAmountInCents,
         platformFeesInPpm,
       })
-
+      const platformFeeInCents = amountCalculator.platformFeesAmount({
+        voucherPrice: salesAmountInCents,
+        platformFeesInPpm,
+      })
       if (salesAmountInCents <= 0) return new Error("Invalid sales amount")
 
       const userWalletDetails = getWalletDetailsFromWalletId({
@@ -140,6 +143,7 @@ const resolvers = {
           voucherAmountInCents,
           salesAmountInCents,
           userId: userData.me.id,
+          platformFee: platformFeeInCents,
         })
 
         if (createWithdrawLinkResponse instanceof Error) return createWithdrawLinkResponse
@@ -181,6 +185,7 @@ const resolvers = {
           voucherAmountInCents,
           salesAmountInCents,
           userId: userData.me.id,
+          platformFee: platformFeeInCents,
         })
 
         if (createWithdrawLinkResponse instanceof Error) return createWithdrawLinkResponse

diff --git a/apps/voucher/lib/amount-calculator.ts b/apps/voucher/lib/amount-calculator.ts
@@ -24,6 +24,16 @@ export const amountCalculator = {
     const result = voucherPrice - commissionAmount
     return Math.max(result, 0)
   },
+  platformFeesAmount({
+    voucherPrice,
+    platformFeesInPpm,
+  }: {
+    voucherPrice: number
+    platformFeesInPpm: number
+  }): number {
+    const platformFees = voucherPrice * (platformFeesInPpm / 1000000)
+    return Math.max(platformFees, 0)
+  },
   profitAmount({
     voucherPrice,
     commissionPercentage,

diff --git a/apps/voucher/services/db/index.ts b/apps/voucher/services/db/index.ts
@@ -90,6 +90,7 @@ export async function createWithdrawLinkMutation(input: {
   voucherAmountInCents: number
   salesAmountInCents: number
   commissionPercentage: number
+  platformFee: number
 }): Promise<WithdrawLink | Error> {
   try {
     let identifierCode = generateCode(6)

diff --git a/apps/voucher/services/db/schema.ts b/apps/voucher/services/db/schema.ts
@@ -23,5 +23,6 @@ export const createWithdrawLinksTable = async () => {
       .unsigned()
       .defaultTo(0)
       .comment("min = 0 and max = 100")
+    table.decimal("platformFee").notNullable().unsigned().defaultTo(0)
   })
 }