Merge pull request #25 from invariant-labs/mint-lp

Mint Entrypoint

protocol/build.sh

@@ -1,4 +1,4 @@
-
+set -e
 
 # Define the keypair JSON content
 protocol='[125,25,103,8,46,252,74,11,10,231,221,13,113,82,123,17,118,205,218,140,247,37,159,150,140,109,50,158,185,90,57,107,244,112,134,82,19,192,92,70,188,247,227,156,239,127,119,76,193,85,143,146,12,43,48,189,79,193,48,21,49,108,226,209]'

protocol/package.json

@@ -12,6 +12,7 @@
     "test:token": "anchor test --skip-build tests/token.test.ts",
     "test:invoke": "anchor test --skip-build tests/invoke.test.ts",
     "test:init-lp-pool": "anchor test --skip-build tests/init-lp-pool.test.ts",
+    "test:mint": "anchor test --skip-build tests/mint.test.ts",
     "test:math": "anchor test --skip-build tests/math.test.ts"
   },
   "keywords": [],

protocol/programs/protocol/src/contexts/init_pool.rs

@@ -1,4 +1,4 @@
-use crate::states::{DerivedAccountIdentifier, LpPool, LP_TOKEN_IDENT};
+use crate::states::{DerivedAccountIdentifier, LpPool, INVARIANT_POOL_IDENT, LP_TOKEN_IDENT};
 use crate::ErrorCode::*;
 use anchor_lang::prelude::*;
 use anchor_spl::associated_token::AssociatedToken;
@@ -39,7 +39,7 @@ pub struct InitPoolCtx<'info> {
     #[account(mut)]
     pub payer: Signer<'info>,
     #[account(
-        seeds = [b"poolv1", token_x.key().as_ref(), token_y.key().as_ref(), &pool.load()?.fee.v.to_le_bytes(), &pool.load()?.tick_spacing.to_le_bytes()],
+        seeds = [INVARIANT_POOL_IDENT, token_x.key().as_ref(), token_y.key().as_ref(), &pool.load()?.fee.v.to_le_bytes(), &pool.load()?.tick_spacing.to_le_bytes()],
         bump = pool.load()?.bump,
         seeds::program = invariant::ID
     )]
@@ -70,20 +70,22 @@ pub struct InitPoolCtx<'info> {
 }
 
 impl InitPoolCtx<'_> {
-    pub fn process(&mut self, bump: u8) -> Result<()> {
+    pub fn process(&mut self, token_bump: u8, bump: u8) -> Result<()> {
         let token_x = self.token_x.key();
         let token_y = self.token_y.key();
         let lp_pool = &mut self.lp_pool.load_init()?;
         let pool = &self.pool.load()?;
 
         **lp_pool = LpPool {
             invariant_position: Pubkey::default(),
+            position_bump: 0,
             leftover_x: 0,
             leftover_y: 0,
             token_x,
             token_y,
             tick_spacing: pool.tick_spacing,
             fee: crate::decimals::FixedPoint::new(pool.fee.v),
+            token_bump,
             bump,
         };