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@MSghais
MSghais committed Jan 2, 2025
1 parent 3565a49 commit 8cc8a01
Showing 1 changed file with 19 additions and 48 deletions.
67 changes: 19 additions & 48 deletions onchain/cairo/launchpad/src/launchpad/launchpad.cairo
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Original file line number Diff line number Diff line change
Expand Up @@ -609,6 +609,12 @@ pub mod LaunchpadMarketplace {

// Buy coin by quote amount
// Get amount of coin receive based on token IN
// Calculate fees and protocol fees
// Transfer fees to the protocol fee destination
// Transfer quote to the user
// Update the state of the pool: Liquidity raised, available_supply,
// Update the share user: update amount_owned
// Emit the buy event
fn buy_coin_by_quote_amount(
ref self: ContractState, coin_address: ContractAddress, quote_amount: u256,
// ekubo_pool_params: Option<EkuboPoolParameters>
Expand Down Expand Up @@ -901,28 +907,31 @@ pub mod LaunchpadMarketplace {
);
}

// params @coin_address @coin_amount
// Sell coin in the current bonding curve
// Calculate amount of quote to receive by a coin_amount to sell
// Calculate fees and protocol fees
// Transfer fees to the protocol fee destination
// Transfer quote to the user
// Update the state of the pool: Liquidity raised, available_supply,
// Update the share user: update amount_owned
// Emit the sell event
fn sell_coin(ref self: ContractState, coin_address: ContractAddress, coin_amount: u256) {
let old_pool = self.launched_coins.read(coin_address);
assert(!old_pool.owner.is_zero(), errors::COIN_SHARE_NOT_FOUND);
// assert(old_pool.is_liquidity_launch == false, 'token tradeable');
assert(old_pool.is_liquidity_launch == false, errors::TOKEN_ALREADY_TRADEABLE);

let caller = get_caller_address();
// let mut old_share = self.shares_by_users.read((get_caller_address(), coin_address));
// let mut old_share = self.shares_by_users.entry((get_caller_address(),
// coin_address)).read();
let mut old_share = self
.shares_by_users
.entry(get_caller_address())
.entry(coin_address)
.read();
// Verify Amount owned
let mut share_user = old_share.clone();

// assert(share_user.amount_owned >= coin_amount, 'above supply');

// TODO erc20 token transfer
let total_supply = old_pool.total_supply;
let total_supply = old_pool.total_supply.clone();
let token_quote = old_pool.token_quote.clone();
let quote_token_address = token_quote.token_address.clone();

Expand Down Expand Up @@ -961,7 +970,6 @@ pub mod LaunchpadMarketplace {
// CAREFULLY CHECK AND TEST

// println!("sell remain_coin_amount {:?}", remain_coin_amount);

if share_user.amount_owned < remain_coin_amount {
// Used max amount_owned
remain_coin_amount = share_user.amount_owned.clone();
Expand Down Expand Up @@ -1132,10 +1140,6 @@ pub mod LaunchpadMarketplace {
// TODO check reetrancy guard

// Assertion: Ensure pool liquidity remains consistent
// assert!(
// old_pool.liquidity_raised >= quote_amount, "pool liquidity inconsistency after
// sale"
// );
assert(
old_pool.liquidity_raised >= quote_amount,
errors::POOL_LIQUIDITY_INCONSISTENCY_AFTER_SALE
Expand All @@ -1159,12 +1163,9 @@ pub mod LaunchpadMarketplace {
pool_update.liquidity_raised = 0_u256;
}
// println!("try update total_token_holded {:?}", pool_update.total_token_holded);

pool_update.total_token_holded -= remain_coin_amount;
// println!("try update available supply {:?}", pool_update.available_supply);

pool_update.available_supply += remain_coin_amount;

self
.shares_by_users
.entry(get_caller_address())
Expand Down Expand Up @@ -1265,14 +1266,15 @@ pub mod LaunchpadMarketplace {
}
);
}

// Claim call for a friend
// Gonna be used to auto claim the rewards of all users of a pool bonding curve
// So we can pay the fees for the customers
fn claim_coin_all_for_friend(
ref self: ContractState, coin_address: ContractAddress, friend: ContractAddress
) {
let caller = get_contract_address();
// Verify if liquidity launch
let mut launch = self.launched_coins.read(coin_address);
// assert(launch.is_liquidity_launch == true, 'not launch yet');
assert(launch.is_liquidity_launch == true, errors::NOT_LAUNCHED_YET);

// Verify share of user
Expand All @@ -1289,8 +1291,6 @@ pub mod LaunchpadMarketplace {
// Update new share and emit event
share_user.amount_owned -= amount;
share_user.is_claimable = false;

// self.shares_by_users.entry((get_caller_address(), coin_address)).write(share_user);
self.shares_by_users.entry(friend).entry(coin_address).write(share_user);

self
Expand All @@ -1310,11 +1310,8 @@ pub mod LaunchpadMarketplace {
let caller = get_contract_address();
// Verify if caller is owner
let mut launch = self.launched_coins.read(coin_address);
// assert(launch.owner == caller, 'not owner');
assert(launch.owner == caller, errors::CALLER_NOT_OWNER);

// Add or update metadata

self.metadata_coins.entry(coin_address).write(metadata.clone());
self
.emit(
Expand All @@ -1327,7 +1324,6 @@ pub mod LaunchpadMarketplace {
);
}


// The function calculates the amiunt of quote_token you need to buy a coin in the pool
fn get_amount_by_type_of_coin_or_quote(
self: @ContractState,
Expand All @@ -1340,10 +1336,6 @@ pub mod LaunchpadMarketplace {
get_amount_by_type_of_coin_or_quote(
pool.clone(), coin_address, amount, is_decreased, is_quote_amount
)
// self
// .get_amount_by_type_of_coin_or_quote(
// coin_address, amount, is_decreased, is_quote_amount
// )
}

fn get_coin_amount_by_quote_amount(
Expand All @@ -1353,8 +1345,6 @@ pub mod LaunchpadMarketplace {
is_decreased: bool
) -> u256 {
let pool = self.launched_coins.read(coin_address).clone();

// self._get_coin_amount_by_quote_amount(coin_address, quote_amount, is_decreased)
get_coin_amount_by_quote_amount(pool.clone(), quote_amount, is_decreased)
}

Expand Down Expand Up @@ -1394,15 +1384,10 @@ pub mod LaunchpadMarketplace {
// TODO finish this
let is_paid_create_token_enable = self.is_paid_create_token_enable.read();
if is_paid_create_token_enable {
// let admins_fees_params = self.admins_fees_params.read();
// let token_address_to_paid_create_token =
// admins_fees_params.token_address_to_paid_create_token;
let token_address_to_paid_create_token = self
.token_address_to_paid_create_token
.read();
// let amount_to_paid_create_token = admins_fees_params.amount_to_paid_create_token;
let amount_to_paid_create_token = self.amount_to_paid_create_token.read();

let erc20 = IERC20Dispatcher {
contract_address: token_address_to_paid_create_token
};
Expand Down Expand Up @@ -1531,20 +1516,6 @@ pub mod LaunchpadMarketplace {
let supply_distribution = total_supply - liquidity_supply;
let liquidity_available = total_supply - liquidity_supply;

// let (slope, init_price) = self._calculate_pricing(total_supply - liquidity_supply);
// let starting_price = calculate_pricing(
// threshold_liquidity.clone(), supply_distribution.clone()
// );
// let slope = calculate_slope(
// threshold_liquidity.clone(), starting_price.clone(), supply_distribution.clone()
// );
// let starting_price = calculate_pricing(
// threshold_liquidity.clone(), supply_distribution.clone()
// );
// let slope = calculate_slope(
// threshold_liquidity.clone(), starting_price.clone(), supply_distribution.clone()
// );

// TODO precompute maybe and saved
// Also start User params after
let starting_price = 1_u256;
Expand Down

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