add mint metadata to prevent user burning LP due to unknown symbol / …

programs/amm/Cargo.toml

@@ -26,20 +26,28 @@ overflow-checks = true
 [dependencies]
 anchor-lang = "0.28.0"
 anchor-spl = "0.28.0"
-mercurial-vault = { git="https://github.com/mercurial-finance/mercurial_sdk", features= ["cpi" , "no-entrypoint"], rev = "c590d6ba19ecb58d80dbe8b33fa8056a1ddbff43" }
+mercurial-vault = { git = "https://github.com/mercurial-finance/mercurial_sdk", features = [
+    "cpi",
+    "no-entrypoint",
+], rev = "c590d6ba19ecb58d80dbe8b33fa8056a1ddbff43" }
 spl-token-swap = { version = "3.0.0", features = ["no-entrypoint"] }
-meteora-stable-swap-math = { git="https://github.com/mercurial-finance/stable-swap", rev = "f49a9166fd1b7afd14dded3cdd600fb19b4c6982", package="stable-swap-math"}
-meteora-stable-swap-client = { git="https://github.com/mercurial-finance/stable-swap", rev = "f49a9166fd1b7afd14dded3cdd600fb19b4c6982", package="stable-swap-client" }
+meteora-stable-swap-math = { git = "https://github.com/mercurial-finance/stable-swap", rev = "f49a9166fd1b7afd14dded3cdd600fb19b4c6982", package = "stable-swap-math" }
+meteora-stable-swap-client = { git = "https://github.com/mercurial-finance/stable-swap", rev = "f49a9166fd1b7afd14dded3cdd600fb19b4c6982", package = "stable-swap-client" }
 meteora-marinade-sdk = { version = "0.1.0", features = ["cpi"] }
-spl-stake-pool = { git = "https://github.com/solana-labs/solana-program-library", rev = "cd79bba17331235ab489bae56600043ea853c70b", features = ["no-entrypoint"] }
+spl-stake-pool = { git = "https://github.com/solana-labs/solana-program-library", rev = "cd79bba17331235ab489bae56600043ea853c70b", features = [
+    "no-entrypoint",
+] }
 anyhow = "1.0.71"
+mpl-token-metadata = "3.2.3"
 
 [dev-dependencies]
 solana-program-test = "1.16.12"
 solana-sdk = "1.16.12"
 solana-account-decoder = "1.16.12"
 solana-client = "1.16.12"
-spl-associated-token-account = { version = "1.1.2", features = ["no-entrypoint"] }
+spl-associated-token-account = { version = "1.1.2", features = [
+    "no-entrypoint",
+] }
 serde_json = "1.0.95"
 serde = "1.0.159"
-bincode = "1.3.3"
+bincode = "1.3.3"

programs/amm/src/context.rs

@@ -291,6 +291,14 @@ pub struct InitializePermissionlessPoolWithFeeTier<'info> {
     )]
     pub admin_token_b_fee: Box<Account<'info, TokenAccount>>,
 
+    /// CHECK: LP mint metadata PDA. Metaplex do the checking.
+    #[account(mut)]
+    pub mint_metadata: UncheckedAccount<'info>,
+
+    /// CHECK: Metadata program
+    #[account(address = mpl_token_metadata::ID)]
+    pub metadata_program: UncheckedAccount<'info>,
+
     /// Admin account. This account will be the admin of the pool, and the payer for PDA during initialize pool.
     #[account(mut)]
     pub payer: Signer<'info>,
@@ -466,6 +474,14 @@ pub struct InitializePermissionlessPool<'info> {
     )]
     pub admin_token_b_fee: Box<Account<'info, TokenAccount>>,
 
+    /// CHECK: LP mint metadata PDA. Metaplex do the checking.
+    #[account(mut)]
+    pub mint_metadata: UncheckedAccount<'info>,
+
+    /// CHECK: Metadata program
+    #[account(address = mpl_token_metadata::ID)]
+    pub metadata_program: UncheckedAccount<'info>,
+
     /// Admin account. This account will be the admin of the pool, and the payer for PDA during initialize pool.
     #[account(mut)]
     pub payer: Signer<'info>,

ts-client/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@mercurial-finance/dynamic-amm-sdk",
-  "version": "0.4.12",
+  "version": "0.4.13",
   "description": "Mercurial Vaults SDK is a typescript library that allows you to interact with Mercurial v2's AMM.",
   "main": "dist/cjs/index.js",
   "module": "dist/esm/index.js",

ts-client/src/amm/constants.ts

@@ -123,3 +123,5 @@ export const CONSTANT_PRODUCT_ALLOWED_TRADE_FEE_BPS = [25, 100, 400, 600];
 export const STABLE_SWAP_DEFAULT_TRADE_FEE_BPS = 1;
 
 export const STABLE_SWAP_ALLOWED_TRADE_FEE_BPS = [1, 4, 10, 100];
+
+export const METAPLEX_PROGRAM = new PublicKey('metaqbxxUerdq28cj1RbAWkYQm3ybzjb6a8bt518x1s');