62 lines
2.0 KiB
Rust
62 lines
2.0 KiB
Rust
use crate::error::*;
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use crate::state::*;
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use anchor_lang::prelude::*;
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#[derive(Accounts)]
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pub struct InternalTransferUnlocked<'info> {
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pub registrar: AccountLoader<'info, Registrar>,
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// checking the PDA address it just an extra precaution,
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// the other constraints must be exhaustive
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#[account(
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mut,
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seeds = [registrar.key().as_ref(), b"voter".as_ref(), voter_authority.key().as_ref()],
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bump = voter.load()?.voter_bump,
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has_one = voter_authority,
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has_one = registrar)]
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pub voter: AccountLoader<'info, Voter>,
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pub voter_authority: Signer<'info>,
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}
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/// Transfers unlocked tokens from the source deposit entry to the target deposit entry.
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///
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/// Note that this never transfers locked tokens, only tokens that are unlocked.
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///
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/// The primary usecase is moving some deposited funds from one deposit entry to
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/// another because the user wants to lock them, without having to withdraw and re-deposit
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/// them.
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pub fn internal_transfer_unlocked(
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ctx: Context<InternalTransferUnlocked>,
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source_deposit_entry_index: u8,
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target_deposit_entry_index: u8,
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amount: u64,
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) -> Result<()> {
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let registrar = &ctx.accounts.registrar.load()?;
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let voter = &mut ctx.accounts.voter.load_mut()?;
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let curr_ts = registrar.clock_unix_timestamp();
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let source = voter.active_deposit_mut(source_deposit_entry_index)?;
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let source_mint_idx = source.voting_mint_config_idx;
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// Reduce source amounts
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require_gte!(
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source.amount_unlocked(curr_ts),
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amount,
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VsrError::InsufficientUnlockedTokens
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);
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source.amount_deposited_native = source.amount_deposited_native.checked_sub(amount).unwrap();
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// Check target compatibility
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let target = voter.active_deposit_mut(target_deposit_entry_index)?;
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require_eq!(
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target.voting_mint_config_idx,
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source_mint_idx,
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VsrError::InvalidMint
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);
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// Add target amounts
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target.amount_deposited_native = target.amount_deposited_native.checked_add(amount).unwrap();
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Ok(())
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}
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