substreams.yaml

specVersion: v0.1.0
package:
  name: erc20_balance_changes
  version: v1.4.0
  url: https://github.com/streamingfast/substreams-erc20-balance-changes
  doc: |
    This Substreams extracts all ERC20/ERC721 transfers from Ethereum events for the full chain.

imports:
  sql: https://github.com/streamingfast/substreams-sink-sql/releases/download/protodefs-v1.0.7/substreams-sink-sql-protodefs-v1.0.7.spkg
  entity: https://github.com/streamingfast/substreams-entity-change/releases/download/v1.1.0/substreams-entity-change-v1.1.0.spkg
  database_change: https://github.com/streamingfast/substreams-sink-database-changes/releases/download/v1.2.0/substreams-database-change-v1.2.0.spkg

binaries:
  default:
    type: wasm/rust-v1
    file: target/wasm32-unknown-unknown/release/erc20.wasm

protobuf:
  files:
    - erc20.proto
  importPaths:
    - ./proto/v1
  excludePaths:
    - sf/substreams
    - google


modules:
  - name: map_balance_changes
    kind: map
    doc: Extracts ERC20 balance changes
    initialBlock: 1397553
    inputs:
      - source: sf.ethereum.type.v2.Block
    output:
      type: proto:erc20.types.v1.BalanceChanges

  - name: map_valid_balance_changes
    kind: map
    doc: Extracts ERC20 balance changes
    initialBlock: 1397553
    inputs:
      - map: map_balance_changes
    output:
      type: proto:erc20.types.v1.ValidBalanceChanges

  - name: map_unknown_balance_changes
    kind: map
    initialBlock: 1397553
    inputs:
      - map: map_balance_changes
    output:
      type: proto:erc20.types.v1.UnknownBalanceChanges

  - name: db_out
    kind: map
    inputs:
      - source: sf.substreams.v1.Clock
      - map: map_balance_changes
    output:
      type: proto:sf.substreams.sink.database.v1.DatabaseChanges

  - name: graph_out
    kind: map
    initialBlock: 1397553
    inputs:
      - source: sf.substreams.v1.Clock
      - map: map_balance_changes
    output:
      type: proto:sf.substreams.sink.entity.v1.EntityChanges

  - name: store_valid_balance_changes
    kind: store
    updatePolicy: add
    valueType: bigint
    inputs:
      - map: map_balance_changes

  - name: balance_change_stats
    kind: map
    inputs:
      - source: sf.substreams.v1.Clock
      - store: store_valid_balance_changes
    output:
      type: proto:erc20.types.v1.BalanceChangeStats

network: mainnet

sink:
  module: db_out
  type: sf.substreams.sink.sql.v1.Service
  config:
    schema: "./schema.sql"
    engine: postgres
    postgraphile_frontend:
      enabled: true