Update ethereum-template

Remove unecessary pb module, import models from tycho-substreams instead.

Integrate package directly into workspace.

substreams/ethereum-template/Cargo.toml

@@ -1,13 +1,14 @@
 [package]
-name = "substreams-ethereum-template"
+name = "ethereum-template"
 version = "0.1.0"
 edition = "2021"
 
 [lib]
-name = "substreams_ethereum_template"
+name = "ethereum_template"
 crate-type = ["cdylib"]
 
 [dependencies]
-substreams = "0.5"
+substreams.workspace = true
-substreams-ethereum = "0.9"
+substreams-ethereum.workspace = true
-prost = "0.11"
+prost.workspace = true
+tycho-substreams.workspace = true

substreams/ethereum-template/src/lib.rs

@@ -1,9 +1,5 @@
-
 use substreams_ethereum::pb::eth;
-
+mod modules;
-use pb::tycho::evm::v1::{self as tycho};
-
-mod pb;
 
 #[substreams::handlers::map]
 fn map_changes(

substreams/ethereum-template/src/modules.rs

@@ -0,0 +1,12 @@
+use std::collections::HashMap;
+use substreams_ethereum::pb::eth;
+use tycho_substreams::prelude::*;
+
+#[substreams::handlers::map]
+fn map_protocol_changes(
+    block: eth::v2::Block,
+) -> Result<BlockContractChanges, substreams::errors::Error> {
+    let mut transaction_contract_changes = Vec::<TransactionContractChanges>::new();
+    // TODO: protocol specific logic goes here
+    Ok(BlockContractChanges { block: Some((&block).into()), changes: transaction_contract_changes })
+}

substreams/ethereum-template/src/pb/mod.rs

@@ -1,10 +0,0 @@
-// @generated
-pub mod tycho {
-    pub mod evm {
-        // @@protoc_insertion_point(attribute:tycho.evm.v1)
-        pub mod v1 {
-            include!("tycho.evm.v1.rs");
-            // @@protoc_insertion_point(tycho.evm.v1)
-        }
-    }
-}

substreams/ethereum-template/src/pb/tycho.evm.v1.rs

@@ -1,183 +0,0 @@
-// @generated
-// This file contains the proto definitions for Substreams common to all integrations.
-
-/// A struct describing a block.
-#[allow(clippy::derive_partial_eq_without_eq)]
-#[derive(Clone, PartialEq, ::prost::Message)]
-pub struct Block {
-    /// The blocks hash.
-    #[prost(bytes="vec", tag="1")]
-    pub hash: ::prost::alloc::vec::Vec<u8>,
-    /// The parent blocks hash.
-    #[prost(bytes="vec", tag="2")]
-    pub parent_hash: ::prost::alloc::vec::Vec<u8>,
-    /// The block number.
-    #[prost(uint64, tag="3")]
-    pub number: u64,
-    /// The block timestamp.
-    #[prost(uint64, tag="4")]
-    pub ts: u64,
-}
-/// A struct describing a transaction.
-#[allow(clippy::derive_partial_eq_without_eq)]
-#[derive(Clone, PartialEq, ::prost::Message)]
-pub struct Transaction {
-    /// The transaction hash.
-    #[prost(bytes="vec", tag="1")]
-    pub hash: ::prost::alloc::vec::Vec<u8>,
-    /// The sender of the transaction.
-    #[prost(bytes="vec", tag="2")]
-    pub from: ::prost::alloc::vec::Vec<u8>,
-    /// The receiver of the transaction.
-    #[prost(bytes="vec", tag="3")]
-    pub to: ::prost::alloc::vec::Vec<u8>,
-    /// The transactions index within the block.
-    #[prost(uint64, tag="4")]
-    pub index: u64,
-}
-/// A custom struct representing an arbitrary attribute of a protocol component.
-#[allow(clippy::derive_partial_eq_without_eq)]
-#[derive(Clone, PartialEq, ::prost::Message)]
-pub struct Attribute {
-    /// The name of the attribute.
-    #[prost(string, tag="1")]
-    pub name: ::prost::alloc::string::String,
-    /// The value of the attribute.
-    #[prost(bytes="vec", tag="2")]
-    pub value: ::prost::alloc::vec::Vec<u8>,
-    /// The type of change the attribute underwent.
-    #[prost(enumeration="ChangeType", tag="3")]
-    pub change: i32,
-}
-/// A struct describing a part of the protocol.
-#[allow(clippy::derive_partial_eq_without_eq)]
-#[derive(Clone, PartialEq, ::prost::Message)]
-pub struct ProtocolComponent {
-    /// A unique identifier for the component within the protocol.
-    /// Can be a stringified address or a string describing the trading pair.
-    #[prost(string, tag="1")]
-    pub id: ::prost::alloc::string::String,
-    /// Addresses of the ERC20 tokens used by the component.
-    #[prost(bytes="vec", repeated, tag="2")]
-    pub tokens: ::prost::alloc::vec::Vec<::prost::alloc::vec::Vec<u8>>,
-    /// Addresses of the contracts used by the component.
-    #[prost(bytes="vec", repeated, tag="3")]
-    pub contracts: ::prost::alloc::vec::Vec<::prost::alloc::vec::Vec<u8>>,
-    /// Attributes of the component.
-    /// The inner ChangeType of the attribute has to match the ChangeType of the ProtocolComponent.
-    #[prost(message, repeated, tag="4")]
-    pub static_att: ::prost::alloc::vec::Vec<Attribute>,
-    /// Type of change the component underwent.
-    #[prost(enumeration="ChangeType", tag="5")]
-    pub change: i32,
-}
-/// A struct for following the changes of Total Value Locked (TVL) of a protocol component.
-/// Note that if the ProtocolComponent contains multiple contracts, the TVL is tracked for the component as a whole.
-#[allow(clippy::derive_partial_eq_without_eq)]
-#[derive(Clone, PartialEq, ::prost::Message)]
-pub struct BalanceChange {
-    /// The address of the ERC20 token whose balance changed.
-    #[prost(bytes="vec", tag="1")]
-    pub token: ::prost::alloc::vec::Vec<u8>,
-    /// The new balance of the token.
-    #[prost(bytes="vec", tag="2")]
-    pub balance: ::prost::alloc::vec::Vec<u8>,
-    /// The id of the component whose TVL is tracked.
-    #[prost(bytes="vec", tag="3")]
-    pub component_id: ::prost::alloc::vec::Vec<u8>,
-}
-/// Enum to specify the type of a change.
-#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash, PartialOrd, Ord, ::prost::Enumeration)]
-#[repr(i32)]
-pub enum ChangeType {
-    Unspecified = 0,
-    Update = 1,
-    Creation = 2,
-    Deletion = 3,
-}
-impl ChangeType {
-    /// String value of the enum field names used in the ProtoBuf definition.
-    ///
-    /// The values are not transformed in any way and thus are considered stable
-    /// (if the ProtoBuf definition does not change) and safe for programmatic use.
-    pub fn as_str_name(&self) -> &'static str {
-        match self {
-            ChangeType::Unspecified => "CHANGE_TYPE_UNSPECIFIED",
-            ChangeType::Update => "CHANGE_TYPE_UPDATE",
-            ChangeType::Creation => "CHANGE_TYPE_CREATION",
-            ChangeType::Deletion => "CHANGE_TYPE_DELETION",
-        }
-    }
-    /// Creates an enum from field names used in the ProtoBuf definition.
-    pub fn from_str_name(value: &str) -> ::core::option::Option<Self> {
-        match value {
-            "CHANGE_TYPE_UNSPECIFIED" => Some(Self::Unspecified),
-            "CHANGE_TYPE_UPDATE" => Some(Self::Update),
-            "CHANGE_TYPE_CREATION" => Some(Self::Creation),
-            "CHANGE_TYPE_DELETION" => Some(Self::Deletion),
-            _ => None,
-        }
-    }
-}
-// This file contains proto definitions specific to the VM integration.
-
-/// A key value entry into contract storage.
-#[allow(clippy::derive_partial_eq_without_eq)]
-#[derive(Clone, PartialEq, ::prost::Message)]
-pub struct ContractSlot {
-    /// A contract's storage slot.
-    #[prost(bytes="vec", tag="2")]
-    pub slot: ::prost::alloc::vec::Vec<u8>,
-    /// The new value for this storage slot.
-    #[prost(bytes="vec", tag="3")]
-    pub value: ::prost::alloc::vec::Vec<u8>,
-}
-/// Changes made to a single contract's state.
-#[allow(clippy::derive_partial_eq_without_eq)]
-#[derive(Clone, PartialEq, ::prost::Message)]
-pub struct ContractChange {
-    /// The contract's address
-    #[prost(bytes="vec", tag="1")]
-    pub address: ::prost::alloc::vec::Vec<u8>,
-    /// The new balance of the contract, empty bytes indicates no change.
-    #[prost(bytes="vec", tag="2")]
-    pub balance: ::prost::alloc::vec::Vec<u8>,
-    /// The new code of the contract, empty bytes indicates no change.
-    #[prost(bytes="vec", tag="3")]
-    pub code: ::prost::alloc::vec::Vec<u8>,
-    /// The changes to this contract's slots, empty sequence indicates no change.
-    #[prost(message, repeated, tag="4")]
-    pub slots: ::prost::alloc::vec::Vec<ContractSlot>,
-    /// Whether this is an update, a creation or a deletion.
-    #[prost(enumeration="ChangeType", tag="5")]
-    pub change: i32,
-}
-/// A set of changes aggregated by transaction.
-#[allow(clippy::derive_partial_eq_without_eq)]
-#[derive(Clone, PartialEq, ::prost::Message)]
-pub struct TransactionContractChanges {
-    /// The transaction instance that results in the changes.
-    #[prost(message, optional, tag="1")]
-    pub tx: ::core::option::Option<Transaction>,
-    /// Contains the changes induced by the above transaction, aggregated on a per-contract basis.
-    #[prost(message, repeated, tag="2")]
-    pub contract_changes: ::prost::alloc::vec::Vec<ContractChange>,
-    /// An array of newly added components.
-    #[prost(message, repeated, tag="3")]
-    pub component_changes: ::prost::alloc::vec::Vec<ProtocolComponent>,
-    /// An array of balance changes to components.
-    #[prost(message, repeated, tag="4")]
-    pub balance_changes: ::prost::alloc::vec::Vec<BalanceChange>,
-}
-/// A set of transaction changes within a single block.
-#[allow(clippy::derive_partial_eq_without_eq)]
-#[derive(Clone, PartialEq, ::prost::Message)]
-pub struct BlockContractChanges {
-    /// The block for which these changes are collectively computed.
-    #[prost(message, optional, tag="1")]
-    pub block: ::core::option::Option<Block>,
-    /// The set of transaction changes observed in the specified block.
-    #[prost(message, repeated, tag="2")]
-    pub changes: ::prost::alloc::vec::Vec<TransactionContractChanges>,
-}
-// @@protoc_insertion_point(module)

substreams/ethereum-template/substreams.yaml

@@ -1,22 +1,15 @@
 specVersion: v0.1.0
 package:
-  name: "substreams_ethereum_template"
+  name: "ethereum_template"
   version: v0.1.0
 
-protobuf:
-  files:
-    - vm.proto
-    - common.proto
-  importPaths:
-    - ../../proto/tycho/evm/v1/
-
 binaries:
   default:
     type: wasm/rust-v1
-    file: ../../target/wasm32-unknown-unknown/substreams/substreams_ethereum_template.wasm
+    file: ../target/wasm32-unknown-unknown/release/ethereum_template.wasm
 
 modules:
-  - name: map_changes
+  - name: map_protocol_changes
     kind: map
     inputs:
       - source: sf.ethereum.type.v2.Block