hotfix(explorer): Add fee_per_proof average to the data endpoint. (#1713)

Co-authored-by: Julian Ventura <[email protected]>
Co-authored-by: avilagaston9 <[email protected]>

Author: 3 people

explorer/lib/explorer/models/batches.ex

@@ -164,18 +164,23 @@ defmodule Batches do
     end
   end
 
-  def get_verified_proofs_in_last_24_hours() do
+  def get_last_24h_verified_proof_stats() do
     minutes_in_a_day = 1440
     threshold_datetime = DateTime.utc_now() |> DateTime.add(-1 * minutes_in_a_day, :minute) # Last 24 hours
 
     query = from(b in Batches,
       where: b.is_verified == true and b.submission_timestamp > ^threshold_datetime,
-      select: sum(b.amount_of_proofs))
+      select: {sum(b.amount_of_proofs), avg(b.fee_per_proof)})
 
-    case Explorer.Repo.one(query) do
-      nil -> 0
+    {amount_of_proofs, avg_fee_per_proof} = case Explorer.Repo.one(query) do
+      nil -> {0, 0.0}
       result -> result
     end
+
+    %{
+      amount_of_proofs: amount_of_proofs,
+      avg_fee_per_proof: avg_fee_per_proof
+    }
   end
 
   def insert_or_update(batch_changeset, proofs) do

explorer/lib/explorer_web/controllers/data_controller.ex

@@ -2,7 +2,20 @@ defmodule ExplorerWeb.DataController do
   use ExplorerWeb, :controller
 
   def verified_proofs_in_last_24_hours(conn, _params) do
-    verified_proofs_in_last_24_hours = Batches.get_verified_proofs_in_last_24_hours()
-    render(conn, :show, count: verified_proofs_in_last_24_hours)
+    %{
+      amount_of_proofs: amount_of_proofs,
+      avg_fee_per_proof: avg_fee_per_proof
+    } = Batches.get_last_24h_verified_proof_stats()
+
+    avg_fee_per_proof_usd =
+      case EthConverter.wei_to_usd_sf(avg_fee_per_proof, 2) do
+        {:ok, value} -> value
+        _ -> 0
+      end
+
+    render(conn, :show, %{
+      amount_of_proofs: amount_of_proofs,
+      avg_fee_per_proof_usd: avg_fee_per_proof_usd
+    })
   end
 end

explorer/lib/explorer_web/controllers/data_json.ex

@@ -1,7 +1,11 @@
 defmodule ExplorerWeb.DataJSON do
-  def show(%{count: last_verified_proofs_count}) do
+  def show(%{
+        amount_of_proofs: amount_of_proofs,
+        avg_fee_per_proof_usd: avg_fee_per_proof_usd
+      }) do
     %{
-      count: last_verified_proofs_count
+      amount_of_proofs: amount_of_proofs,
+      avg_fee_per_proof_usd: avg_fee_per_proof_usd
     }
   end
 end