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feat(torii): implement graphql for erc
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,143 @@ | ||
| use async_graphql::dynamic::{Field, FieldFuture, InputValue, TypeRef}; | ||
| use async_graphql::{Name, Value}; | ||
| use convert_case::{Case, Casing}; | ||
| use serde::Deserialize; | ||
| use sqlx::{FromRow, Pool, Sqlite, SqliteConnection}; | ||
| use starknet_crypto::Felt; | ||
| use torii_core::sql::utils::felt_to_sql_string; | ||
| use tracing::warn; | ||
|
|
||
| use crate::constants::{ERC_BALANCE_NAME, ERC_BALANCE_TYPE_NAME}; | ||
| use crate::mapping::ERC_BALANCE_TYPE_MAPPING; | ||
| use crate::object::{BasicObject, ResolvableObject}; | ||
| use crate::types::{TypeMapping, ValueMapping}; | ||
| use crate::utils::extract; | ||
|
|
||
| #[derive(Debug)] | ||
| pub struct ErcBalanceObject; | ||
|
|
||
| impl BasicObject for ErcBalanceObject { | ||
| fn name(&self) -> (&str, &str) { | ||
| ERC_BALANCE_NAME | ||
| } | ||
|
|
||
| fn type_name(&self) -> &str { | ||
| ERC_BALANCE_TYPE_NAME | ||
| } | ||
|
|
||
| fn type_mapping(&self) -> &TypeMapping { | ||
| &ERC_BALANCE_TYPE_MAPPING | ||
| } | ||
| } | ||
|
|
||
| impl ResolvableObject for ErcBalanceObject { | ||
| fn resolvers(&self) -> Vec<Field> { | ||
| let account_address = "account_address"; | ||
| let argument = InputValue::new( | ||
| account_address.to_case(Case::Camel), | ||
| TypeRef::named_nn(TypeRef::STRING), | ||
| ); | ||
|
|
||
| let field = Field::new(self.name().0, TypeRef::named_list(self.type_name()), move |ctx| { | ||
| FieldFuture::new(async move { | ||
| let mut conn = ctx.data::<Pool<Sqlite>>()?.acquire().await?; | ||
| let address = extract::<Felt>( | ||
| ctx.args.as_index_map(), | ||
| &account_address.to_case(Case::Camel), | ||
| )?; | ||
|
|
||
| let erc_balances = fetch_erc_balances(&mut conn, address).await?; | ||
|
|
||
| Ok(Some(Value::List(erc_balances))) | ||
| }) | ||
| }) | ||
| .argument(argument); | ||
| vec![field] | ||
| } | ||
| } | ||
|
|
||
| async fn fetch_erc_balances( | ||
| conn: &mut SqliteConnection, | ||
| address: Felt, | ||
| ) -> sqlx::Result<Vec<Value>> { | ||
| let query = "SELECT t.contract_address, t.name, t.symbol, t.decimals, b.balance, b.token_id, \ | ||
| c.contract_type | ||
| FROM balances b | ||
| JOIN tokens t ON b.token_id = t.id | ||
| JOIN contracts c ON t.contract_address = c.contract_address | ||
| WHERE b.account_address = ?"; | ||
|
|
||
| let rows = sqlx::query(query).bind(felt_to_sql_string(&address)).fetch_all(conn).await?; | ||
|
|
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| let mut erc_balances = Vec::new(); | ||
|
|
||
| for row in rows { | ||
| let row = BalanceQueryResultRaw::from_row(&row)?; | ||
|
|
||
| let balance_value = match row.contract_type.as_str() { | ||
| "ERC20" | "Erc20" | "erc20" => { | ||
| let token_metadata = Value::Object(ValueMapping::from([ | ||
| (Name::new("name"), Value::String(row.name)), | ||
| (Name::new("symbol"), Value::String(row.symbol)), | ||
| // for erc20 there is no token_id | ||
| (Name::new("token_id"), Value::Null), | ||
| (Name::new("decimals"), Value::String(row.decimals.to_string())), | ||
| (Name::new("contract_address"), Value::String(row.contract_address.clone())), | ||
| ])); | ||
|
|
||
| Value::Object(ValueMapping::from([ | ||
| (Name::new("balance"), Value::String(row.balance)), | ||
| (Name::new("type"), Value::String(row.contract_type)), | ||
| (Name::new("token_metadata"), token_metadata), | ||
| ])) | ||
| } | ||
| "ERC721" | "Erc721" | "erc721" => { | ||
| // contract_address:token_id | ||
| let token_id = row.token_id.split(':').collect::<Vec<&str>>(); | ||
| assert!(token_id.len() == 2); | ||
|
|
||
| let token_metadata = Value::Object(ValueMapping::from([ | ||
| (Name::new("contract_address"), Value::String(row.contract_address.clone())), | ||
| (Name::new("name"), Value::String(row.name)), | ||
| (Name::new("symbol"), Value::String(row.symbol)), | ||
| (Name::new("token_id"), Value::String(row.token_id)), | ||
| (Name::new("decimals"), Value::String(row.decimals.to_string())), | ||
| ])); | ||
|
|
||
| Value::Object(ValueMapping::from([ | ||
| (Name::new("balance"), Value::String(row.balance)), | ||
| (Name::new("type"), Value::String(row.contract_type)), | ||
| (Name::new("token_metadata"), token_metadata), | ||
| ])) | ||
| } | ||
| _ => { | ||
| warn!("Unknown contract type: {}", row.contract_type); | ||
| continue; | ||
| } | ||
| }; | ||
|
|
||
| erc_balances.push(balance_value); | ||
| } | ||
|
|
||
| Ok(erc_balances) | ||
| } | ||
|
|
||
| // TODO: This would be required when subscriptions are needed | ||
| // impl ErcBalanceObject { | ||
| // pub fn value_mapping(entity: ErcBalance) -> ValueMapping { | ||
| // IndexMap::from([ | ||
| // ]) | ||
| // } | ||
| // } | ||
|
|
||
| #[derive(FromRow, Deserialize, Debug, Clone)] | ||
| #[serde(rename_all = "camelCase")] | ||
| struct BalanceQueryResultRaw { | ||
| pub contract_address: String, | ||
| pub name: String, | ||
| pub symbol: String, | ||
| pub decimals: u8, | ||
| pub token_id: String, | ||
| pub balance: String, | ||
| pub contract_type: String, | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,21 @@ | ||
| use crate::constants::{ERC_TOKEN_NAME, ERC_TOKEN_TYPE_NAME}; | ||
| use crate::mapping::ERC_TOKEN_TYPE_MAPPING; | ||
| use crate::object::BasicObject; | ||
| use crate::types::TypeMapping; | ||
|
|
||
| #[derive(Debug)] | ||
| pub struct ErcTokenObject; | ||
|
|
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| impl BasicObject for ErcTokenObject { | ||
| fn name(&self) -> (&str, &str) { | ||
| ERC_TOKEN_NAME | ||
| } | ||
|
|
||
| fn type_name(&self) -> &str { | ||
| ERC_TOKEN_TYPE_NAME | ||
| } | ||
|
|
||
| fn type_mapping(&self) -> &TypeMapping { | ||
| &ERC_TOKEN_TYPE_MAPPING | ||
| } | ||
| } |
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