clearing_house: init user groups

programs/clearing_house/src/context.rs

@@ -13,6 +13,7 @@ use crate::state::order_state::OrderState;
 use crate::state::state::State;
 use crate::state::user::{User, UserPositions};
 use crate::state::user_orders::{OrderTriggerCondition, OrderType, UserOrders};
+use crate::state::user_registry::UserRegistry;
 
 #[derive(Accounts)]
 #[instruction(
@@ -148,6 +149,68 @@ pub struct InitializeUserWithExplicitPayer<'info> {
     pub system_program: Program<'info, System>,
 }
 
+#[derive(Accounts)]
+#[instruction(user_registry_nonce: u8)]
+pub struct InitializeUserRegistry<'info> {
+    #[account(
+        init,
+        seeds = [b"user_registry", authority.key.as_ref()],
+        bump = user_registry_nonce,
+        payer = authority
+    )]
+    pub user_registry: Box<Account<'info, UserRegistry>>,
+    #[account(mut)]
+    pub authority: Signer<'info>,
+    #[account(
+        has_one = authority,
+    )]
+    pub user: Box<Account<'info, User>>,
+    pub rent: Sysvar<'info, Rent>,
+    pub system_program: Program<'info, System>,
+}
+
+#[derive(Accounts)]
+#[instruction(user_seed: u8, user_nonce: u8)]
+pub struct AddUser<'info> {
+    #[account(
+        mut,
+        has_one = authority
+    )]
+    pub user_registry: Box<Account<'info, UserRegistry>>,
+    #[account(
+        init,
+        seeds = [
+            b"user",
+            user_seed.to_le_bytes().as_ref(),
+            authority.key.as_ref()
+        ],
+        bump = user_nonce,
+        payer = authority
+    )]
+    pub user: Box<Account<'info, User>>,
+    pub state: Box<Account<'info, State>>,
+    #[account(
+        init,
+        payer = authority,
+    )]
+    pub user_positions: AccountLoader<'info, UserPositions>,
+    #[account(mut)]
+    pub authority: Signer<'info>,
+    pub rent: Sysvar<'info, Rent>,
+    pub system_program: Program<'info, System>,
+}
+
+#[derive(Accounts)]
+pub struct UpdateUserName<'info> {
+    #[account(
+        mut,
+        has_one = authority
+    )]
+    pub user_registry: Box<Account<'info, UserRegistry>>,
+    #[account(mut)]
+    pub authority: Signer<'info>,
+}
+
 #[derive(Accounts)]
 #[instruction(user_orders_nonce: u8)]
 pub struct InitializeUserOrders<'info> {
@@ -236,7 +299,6 @@ pub struct InitializeMarket<'info> {
 
 #[derive(Accounts)]
 pub struct DepositCollateral<'info> {
-    #[account(mut)]
     pub state: Box<Account<'info, State>>,
     #[account(
         mut,
@@ -276,7 +338,6 @@ pub struct DepositCollateral<'info> {
 
 #[derive(Accounts)]
 pub struct WithdrawCollateral<'info> {
-    #[account(mut)]
     pub state: Box<Account<'info, State>>,
     #[account(
         mut,
@@ -327,6 +388,48 @@ pub struct WithdrawCollateral<'info> {
     pub deposit_history: AccountLoader<'info, DepositHistory>,
 }
 
+#[derive(Accounts)]
+pub struct TransferCollateral<'info> {
+    pub state: Box<Account<'info, State>>,
+    pub authority: Signer<'info>,
+    #[account(
+        mut,
+        has_one = authority,
+        constraint = &from_user.positions.eq(&from_user_positions.key())
+    )]
+    pub from_user: Box<Account<'info, User>>,
+    #[account(
+        mut,
+        constraint = &from_user_positions.load()?.user.eq(&from_user.key())
+    )]
+    pub from_user_positions: AccountLoader<'info, UserPositions>,
+    #[account(
+        mut,
+        has_one = authority,
+        constraint = &to_user.positions.eq(&to_user_positions.key())
+    )]
+    pub to_user: Box<Account<'info, User>>,
+    #[account(
+        mut,
+        constraint = &to_user_positions.load()?.user.eq(&to_user.key())
+    )]
+    pub to_user_positions: AccountLoader<'info, UserPositions>,
+    #[account(
+        constraint = &state.markets.eq(&markets.key())
+    )]
+    pub markets: AccountLoader<'info, Markets>,
+    #[account(
+     mut,
+        constraint = &state.funding_payment_history.eq(&funding_payment_history.key())
+    )]
+    pub funding_payment_history: AccountLoader<'info, FundingPaymentHistory>,
+    #[account(
+        mut,
+        constraint = &state.deposit_history.eq(&deposit_history.key())
+    )]
+    pub deposit_history: AccountLoader<'info, DepositHistory>,
+}
+
 #[derive(Accounts)]
 pub struct WithdrawFees<'info> {
     #[account(