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Swap extension assets info #94

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Merged
mise42 merged 2 commits into from
Jul 29, 2025
Merged

Swap extension assets info #94

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a85d382
add assets_info fn
mise42 Jul 28, 2025
e08a150
fix
mise42 Jul 29, 2025
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18 changes: 11 additions & 7 deletions guest-examples/swap-info/src/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,7 @@ mod swap_info {
pub decimals: u8,
}

#[program::extension_fn(extension_id = 17401483330909459524u64, fn_index = 0)]
#[program::extension_fn(extension_id = 15900548380266538526u64, fn_index = 0)]
fn quote_price_tokens_for_exact_tokens(
asset1: AssetId,
asset2: AssetId,
Expand All @@ -25,7 +25,7 @@ mod swap_info {
) -> Option<Balance> {
}

#[program::extension_fn(extension_id = 17401483330909459524u64, fn_index = 1)]
#[program::extension_fn(extension_id = 15900548380266538526u64, fn_index = 1)]
fn quote_price_exact_tokens_for_tokens(
asset1: AssetId,
asset2: AssetId,
Expand All @@ -34,15 +34,18 @@ mod swap_info {
) -> Option<Balance> {
}

#[program::extension_fn(extension_id = 17401483330909459524u64, fn_index = 2)]
#[program::extension_fn(extension_id = 15900548380266538526u64, fn_index = 2)]
fn get_liquidity_pool(asset1: AssetId, asset2: AssetId) -> Option<(Balance, Balance)> {}

#[program::extension_fn(extension_id = 17401483330909459524u64, fn_index = 3)]
#[program::extension_fn(extension_id = 15900548380266538526u64, fn_index = 3)]
fn list_pools() -> alloc::vec::Vec<(AssetId, AssetId)> {}

#[program::extension_fn(extension_id = 17401483330909459524u64, fn_index = 4)]
#[program::extension_fn(extension_id = 15900548380266538526u64, fn_index = 4)]
fn asset_info(asset: AssetId) -> Option<AssetInfo> {}

#[program::extension_fn(extension_id = 15900548380266538526u64, fn_index = 5)]
fn assets_info() -> alloc::collections::BTreeMap<AssetId, AssetInfo> {}

#[program::entrypoint]
fn entrypoint_quote_price_exact_tokens_for_tokens(
asset1: AssetId,
Expand Down Expand Up @@ -70,9 +73,10 @@ mod swap_info {
fn entrypoint_list_pools() -> alloc::vec::Vec<(AssetInfo, AssetInfo)> {
let pools = list_pools();
let mut result = alloc::vec::Vec::new();
let assets_info = assets_info();
for pool in pools {
let asset1_info = asset_info(pool.0.clone());
let asset2_info = asset_info(pool.1.clone());
let asset1_info = assets_info.get(&pool.0).cloned();
let asset2_info = assets_info.get(&pool.1).cloned();
if let (Some(a1), Some(a2)) = (asset1_info, asset2_info) {
result.push((a1, a2));
}
Expand Down
3 changes: 3 additions & 0 deletions pvq-extension-swap/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@ use pvq_extension::extension_decl;

#[extension_decl]
pub mod extension {
use alloc::collections::BTreeMap;
use alloc::vec::Vec;

#[extension_decl::extension]
Expand Down Expand Up @@ -32,5 +33,7 @@ pub mod extension {
fn list_pools() -> Vec<(Self::AssetId, Self::AssetId)>;

fn asset_info(asset: Self::AssetId) -> Option<Self::AssetInfo>;

fn assets_info() -> BTreeMap<Self::AssetId, Self::AssetInfo>;
}
}
6 changes: 6 additions & 0 deletions pvq-test-runner/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,8 @@ pub enum ExtensionFungiblesFunctions {

#[extensions_impl]
pub mod extensions {
use std::collections::BTreeMap;

use parity_scale_codec::Decode;

#[extensions_impl::impl_struct]
Expand Down Expand Up @@ -78,6 +80,10 @@ pub mod extensions {
fn asset_info(_asset: Self::AssetId) -> Option<Self::AssetInfo> {
None
}

fn assets_info() -> BTreeMap<Self::AssetId, Self::AssetInfo> {
BTreeMap::new()
}
}
}

Expand Down