Saving providerFee as an array of all previous provider fees

.vscode/extensions.json

@@ -0,0 +1,7 @@
+{
+  "recommendations": [
+    "dbaeumer.vscode-eslint",
+    "esbenp.prettier-vscode",
+    "wix.vscode-import-cost"
+  ]
+}

.vscode/settings.json

@@ -0,0 +1,17 @@
+{
+  "editor.codeActionsOnSave": {
+    "source.fixAll.eslint": true
+  },
+  "editor.defaultFormatter": "esbenp.prettier-vscode",
+  "editor.formatOnSave": true,
+  "eslint.validate": [
+    "javascript",
+    "javascriptreact",
+    "typescript",
+    "typescriptreact"
+  ],
+  "search.exclude": {
+    "**/.next": true,
+    "**/out": true
+  }
+}

schema.graphql

@@ -265,7 +265,7 @@ type Order @entity {
   publishingMarket: User
   publishingMarketToken: Token                                #
   publishingMarketAmmount: BigDecimal                         #call contract to get fee amount
-  providerFee: String
+  providerFee: [String!]
 
   consumerMarket: User
   consumerMarketToken: Token                                  #

src/mappings/erc20Templates.ts

@@ -204,7 +204,8 @@ export function handleProviderFee(event: ProviderFee): void {
     event.address.toHex(),
     event.transaction.from.toHex()
   )
-  const providerFee = `{providerFeeAddress: ${event.params.providerFeeAddress.toHex()}, providerFeeToken: ${event.params.providerFeeToken.toHex()}, providerFeeAmount: ${
+
+  const providerFee: string = `{providerFeeAddress: ${event.params.providerFeeAddress.toHex()}, providerFeeToken: ${event.params.providerFeeToken.toHex()}, providerFeeAmount: ${
     event.params.providerFeeAmount
   }, providerData: ${event.params.providerData.toHexString()}, v: ${
     event.params.v
@@ -213,7 +214,12 @@ export function handleProviderFee(event: ProviderFee): void {
   }
   }`
 
-  order.providerFee = providerFee
+  let existingProviderFees: string[]
+  if (!order.providerFee) existingProviderFees = []
+  else existingProviderFees = order.providerFee as string[]
+  existingProviderFees.push(providerFee)
+
+  order.providerFee = existingProviderFees
   order.save()
 }