(feat) add get_price view functions to aptos contract

target_chains/aptos/contracts/sources/pyth.move

@@ -424,6 +424,14 @@ module pyth::pyth {
  get_price_no_older_than(price_identifier, state::get_stale_price_threshold_secs())
  }
 
+ #[view]
+ /// A view function version of get_price(...) that's available in offchain programming environments
+ /// including aptos fullnode api, aptos cli, and aptos ts sdk.
+ public fun get_price_by_feed_id(feed_id: vector<u8>): Price {
+ let price_identifier = price_identifier::from_byte_vec(feed_id);
+ get_price(price_identifier)
+ }
+
  /// Get the latest available price cached for the given price identifier, if that price is
  /// no older than the given age.
  public fun get_price_no_older_than(price_identifier: PriceIdentifier, max_age_secs: u64): Price {
@@ -433,6 +441,12 @@ module pyth::pyth {
  price
  }
 
+ #[view]
+ public fun get_price_no_older_than_by_feed_id(feed_id: vector<u8>, max_age_secs: u64): Price {
+ let price_identifier = price_identifier::from_byte_vec(feed_id);
+ get_price_no_older_than(price_identifier, max_age_secs)
+ }
+
  /// Get the latest available price cached for the given price identifier.
  ///
  /// WARNING: the returned price can be from arbitrarily far in the past.
@@ -446,6 +460,12 @@ module pyth::pyth {
  price_info::get_price_feed(&state::get_latest_price_info(price_identifier)))
  }
 
+ #[view]
+ public fun get_price_unsafe_by_feed_id(feed_id: vector<u8>): Price {
+ let price_identifier = price_identifier::from_byte_vec(feed_id);
+ get_price_unsafe(price_identifier)
+ }
+
  fun abs_diff(x: u64, y: u64): u64 {
  if (x > y) {
  return x - y