Transaction #60639
| Hash | 96ac533b61c9e09566462fef008435003a313f0458eed76c8047533bee337bb3 |
| Status | Success |
| Timestamp | 1121 days ago - 4/11/2021, 6:52:51 PM UTC+0 |
| Block | 60674 |
| Stamps Used | 438 |
| Burned Fee | 0.06738462 TAU |
| From | fcefe7743fa70c97ae2d5290fd673070da4b0293da095f0ae8aceccf5e62b6a1 |
| Contract Name | submission |
| Function Name | submit_contract |
Additional Info
| SubBlock Number | 0 |
| Nonce | 202 |
| Processor | 5b09493df6c18d17cc883ebce54fcb1f5afbd507533417fe32c006009a9c3c4a |
| Signature | 2b78467c017860a3ff2d7fa48dfa605d0cde71f1d8a70b22cd5ad60e994c4ca03de6b58f4f7b19dd2fef22b3262fa928fd0008f5dfc4075766d300dfb3999d03 |
| Stamps Supplied | 3250 |
| Stamps per TAU | 65 |
Kwargs
| code | import currency I = importlib S = Hash(default_value='') balances = Hash(default_value=0) metadata = Hash(default_value=0) @construct def seed(): S['thing_info_contract'] = 'con_pixel_whale_info_v1' # LST002 metadata['operator'] = ctx.caller metadata['things_name'] = 'Pixel Whales v1' metadata['things_description'] = 'On-chain Pixel Animations you can BUY and SELL!' # LST002 @export def change_metadata(key: str, value: Any): assert ctx.caller == metadata['operator'], 'Only operator can set metadata!' metadata[key] = value @export def create_thing(thing_string: str, name: str, description: str, meta: dict = {}): thing_info = I.import_module(S['thing_info_contract']) sender = ctx.caller thing_uid = thing_info.add_thing(thing_string, name, description, meta, sender) add_to_balance(sender) return thing_uid @export def buy_thing(uid: str): thing_info = I.import_module(S['thing_info_contract']) sender = ctx.caller owner = thing_info.get_owner(uid) creator = thing_info.get_creator(uid) assert_already_owned(uid, sender) price_amount = thing_info.get_price_amount(uid) royalty_percent = thing_info.get_royalty_amount(uid) assert price_amount, uid + ' is not for sale' assert price_amount > 0, uid + ' is not for sale' price_hold = thing_info.get_price_hold(uid) if price_hold != '': assert sender == price_hold, uid + ' is being held for ' + price_hold if royalty_percent > 0: # calculate the royalty royalty_amount = price_amount * (royalty_percent / 100) # calculate the amount that goes to the seller net_amount = price_amount - royalty_amount # send royalty to creator currency.transfer_from(royalty_amount, creator, sender) else: net_amount = price_amount # send currency to current owner currency.transfer_from(net_amount, owner, sender) # if the TAU transfers did not take place then this part will not execute as the whole method will fail transfer_ownership(uid, sender) @export def sell_thing(uid: str, amount: float): # make sure the caller owns the item assert_ownership(uid, ctx.caller) thing_info = I.import_module(S['thing_info_contract']) thing_info.set_price(uid, amount, '') @export def sell_thing_to(uid: str, amount: float, hold: str): # make sure the caller owns the item assert_ownership(uid, ctx.caller) thing_info = I.import_module(S['thing_info_contract']) thing_info.set_price(uid, amount, hold) @export def transfer(uid: str, new_owner: str): sender = ctx.caller # make sure the caller owns the item assert_ownership(uid, sender) #Make sure the new owner doesn't already own it (sending to themselves) assert_already_owned(uid, new_owner) #transfer the item transfer_ownership(uid, new_owner) @export def approve(uid: str, to: str): sender = ctx.caller assert_ownership(uid, sender) balances[sender, uid, to] = True @export def revoke(uid: str, to: str): balances[ctx.caller, uid, to] = None @export def transfer_from(uid: str, to: str, main_account: str): sender = ctx.caller assert balances[main_account, uid, sender], "You have not been given approval to transfer this user's item." assert_ownership(uid, main_account) # transfer assert_already_owned(uid, to) transfer_ownership(uid, to) # revoke the approval balances[main_account, uid, sender] = None @export def like_thing(uid: str): sender = ctx.caller assert S['liked', uid, sender] == '', sender + " already liked " + uid thing_info = I.import_module(S['thing_info_contract']) thing_info.like_thing(uid) S['liked', uid, sender] = True @export def prove_ownership(uid: str, code: str): sender = ctx.caller assert_ownership(uid, sender) thing_info = I.import_module(S['thing_info_contract']) thing_info.set_proof(uid, code) def assert_ownership(uid: str, sender): thing_info = I.import_module(S['thing_info_contract']) owner = thing_info.get_owner(uid) assert owner == sender, uid + ' not owned by ' + sender def assert_already_owned(uid: str, sender): thing_info = I.import_module(S['thing_info_contract']) owner = thing_info.get_owner(uid) assert owner != sender, uid + ' already owned by ' + sender def transfer_ownership(uid:str, new_owner: str): thing_info = I.import_module(S['thing_info_contract']) old_owner = thing_info.get_owner(uid) #change ownership to new owner thing_info.set_owner(uid, new_owner) # if item was for sale make it no longer for sale if thing_info.get_price_amount(uid) > 0: thing_info.set_price(uid, 0, '') #adjust balances add_to_balance(new_owner) subtract_from_balance(old_owner) def add_to_balance(holder: str): if balances[holder] is None: balances[holder] = 1 else: balances[holder] = balances[holder] + 1 def subtract_from_balance(holder: str): if balances[holder] is None: balances[holder] = 0 else: balances[holder] = balances[holder] - 1 |
| name | con_pixel_whale_master_v1 |
State Changes
| Contract | con_pixel_whale_master_v1 |
| Variable | S |
| Key | thing_info_contract |
| New Value | con_pixel_whale_info_v1 |
| Contract | con_pixel_whale_master_v1 |
| Variable | metadata |
| Key | operator |
| New Value | fcefe7743fa70c97ae2d5290fd673070da4b0293da095f0ae8aceccf5e62b6a1 |
| Contract | con_pixel_whale_master_v1 |
| Variable | metadata |
| Key | things_name |
| New Value | Pixel Whales v1 |
| Contract | con_pixel_whale_master_v1 |
| Variable | metadata |
| Key | things_description |
| New Value | On-chain Pixel Animations you can BUY and SELL! |
| Contract | con_pixel_whale_master_v1 |
| Variable | __code__ |
| New Value | import currency I = importlib __S = Hash(default_value='', contract='con_pixel_whale_master_v1', name='S') __balances = Hash(default_value=0, contract='con_pixel_whale_master_v1', name='balances') __metadata = Hash(default_value=0, contract='con_pixel_whale_master_v1', name='metadata') def ____(): __S['thing_info_contract'] = 'con_pixel_whale_info_v1' __metadata['operator'] = ctx.caller __metadata['things_name'] = 'Pixel Whales v1' __metadata['things_description' ] = 'On-chain Pixel Animations you can BUY and SELL!' @__export('con_pixel_whale_master_v1') def change_metadata(key: str, value: Any): assert ctx.caller == __metadata['operator' ], 'Only operator can set metadata!' __metadata[key] = value @__export('con_pixel_whale_master_v1') def create_thing(thing_string: str, name: str, description: str, meta: dict={} ): thing_info = I.import_module(__S['thing_info_contract']) sender = ctx.caller thing_uid = thing_info.add_thing(thing_string, name, description, meta, sender) __add_to_balance(sender) return thing_uid @__export('con_pixel_whale_master_v1') def buy_thing(uid: str): thing_info = I.import_module(__S['thing_info_contract']) sender = ctx.caller owner = thing_info.get_owner(uid) creator = thing_info.get_creator(uid) __assert_already_owned(uid, sender) price_amount = thing_info.get_price_amount(uid) royalty_percent = thing_info.get_royalty_amount(uid) assert price_amount, uid + ' is not for sale' assert price_amount > 0, uid + ' is not for sale' price_hold = thing_info.get_price_hold(uid) if price_hold != '': assert sender == price_hold, uid + ' is being held for ' + price_hold if royalty_percent > 0: royalty_amount = price_amount * (royalty_percent / 100) net_amount = price_amount - royalty_amount currency.transfer_from(royalty_amount, creator, sender) else: net_amount = price_amount currency.transfer_from(net_amount, owner, sender) __transfer_ownership(uid, sender) @__export('con_pixel_whale_master_v1') def sell_thing(uid: str, amount: float): __assert_ownership(uid, ctx.caller) thing_info = I.import_module(__S['thing_info_contract']) thing_info.set_price(uid, amount, '') @__export('con_pixel_whale_master_v1') def sell_thing_to(uid: str, amount: float, hold: str): __assert_ownership(uid, ctx.caller) thing_info = I.import_module(__S['thing_info_contract']) thing_info.set_price(uid, amount, hold) @__export('con_pixel_whale_master_v1') def transfer(uid: str, new_owner: str): sender = ctx.caller __assert_ownership(uid, sender) __assert_already_owned(uid, new_owner) __transfer_ownership(uid, new_owner) @__export('con_pixel_whale_master_v1') def approve(uid: str, to: str): sender = ctx.caller __assert_ownership(uid, sender) __balances[sender, uid, to] = True @__export('con_pixel_whale_master_v1') def revoke(uid: str, to: str): __balances[ctx.caller, uid, to] = None @__export('con_pixel_whale_master_v1') def transfer_from(uid: str, to: str, main_account: str): sender = ctx.caller assert __balances[main_account, uid, sender ], "You have not been given approval to transfer this user's item." __assert_ownership(uid, main_account) __assert_already_owned(uid, to) __transfer_ownership(uid, to) __balances[main_account, uid, sender] = None @__export('con_pixel_whale_master_v1') def like_thing(uid: str): sender = ctx.caller assert __S['liked', uid, sender] == '', sender + ' already liked ' + uid thing_info = I.import_module(__S['thing_info_contract']) thing_info.like_thing(uid) __S['liked', uid, sender] = True @__export('con_pixel_whale_master_v1') def prove_ownership(uid: str, code: str): sender = ctx.caller __assert_ownership(uid, sender) thing_info = I.import_module(__S['thing_info_contract']) thing_info.set_proof(uid, code) def __assert_ownership(uid: str, sender): thing_info = I.import_module(__S['thing_info_contract']) owner = thing_info.get_owner(uid) assert owner == sender, uid + ' not owned by ' + sender def __assert_already_owned(uid: str, sender): thing_info = I.import_module(__S['thing_info_contract']) owner = thing_info.get_owner(uid) assert owner != sender, uid + ' already owned by ' + sender def __transfer_ownership(uid: str, new_owner: str): thing_info = I.import_module(__S['thing_info_contract']) old_owner = thing_info.get_owner(uid) thing_info.set_owner(uid, new_owner) if thing_info.get_price_amount(uid) > 0: thing_info.set_price(uid, 0, '') __add_to_balance(new_owner) __subtract_from_balance(old_owner) def __add_to_balance(holder: str): if __balances[holder] is None: __balances[holder] = 1 else: __balances[holder] = __balances[holder] + 1 def __subtract_from_balance(holder: str): if __balances[holder] is None: __balances[holder] = 0 else: __balances[holder] = __balances[holder] - 1 |
| Contract | con_pixel_whale_master_v1 |
| Variable | __compiled__ |
| New Value | 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|
| Contract | con_pixel_whale_master_v1 |
| Variable | __owner__ |
| New Value | null |
| Contract | con_pixel_whale_master_v1 |
| Variable | __submitted__ |
| New Value | 2021,4,11,18,52,52,0 |
| Contract | con_pixel_whale_master_v1 |
| Variable | __developer__ |
| New Value | fcefe7743fa70c97ae2d5290fd673070da4b0293da095f0ae8aceccf5e62b6a1 |
| Contract | currency |
| Variable | balances |
| Key | fcefe7743fa70c97ae2d5290fd673070da4b0293da095f0ae8aceccf5e62b6a1 |
| New Value | 306584.632200420598289650 |