Contract con_soccer_balls
| Creator | afd5b01156abeebe61c5e3a66a36559fc929c81ee6b5ddc9afa1e89dde791466 |
| Creation Hash | e114f73b3f83e8b1bc2dbabe2665cbd7a074a5f2a6e711a127378357b239d6d7 |
| Created On | 1290 days ago - 10/12/2020, 11:58:58 PM UTC+0 |
Contract Code
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__S = Hash(default_value='', contract='con_soccer_balls', name='S')
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@__export('con_soccer_balls')
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def add_thing(thing_string: str, name: str, title: str, description: str,
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category: str, meta: dict, creator: str):
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__enforce_thing_standards(thing_string, name, description, meta)
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uid = hashlib.sha256(thing_string)
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assert not __S[uid], thing_string + ' already exists'
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names_uid = hashlib.sha256(name.lower().replace(' ', ''))
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assert not __S['names', names_uid
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], 'A form of this name already belongs to ' + __S['names', names_uid]
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__S['names', names_uid] = uid
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__S[uid] = ['thing', 'type', 'name', 'title', 'description', 'category',
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'owner', 'creator', 'likes', 'price:amount', 'price:soccer_point',
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'meta_items']
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__S[uid, 'thing'] = thing_string
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__S[uid, 'type'] = 'text/plain'
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__S[uid, 'name'] = name
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__S[uid, 'title'] = title
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__S[uid, 'description'] = description
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__S[uid, 'category'] = category
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__S[uid, 'owner'] = creator
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__S[uid, 'creator'] = creator
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__S[uid, 'likes'] = 0
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__S[uid, 'price', 'amount'] = 0
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__S[uid, 'price', 'soccer_point'] = 0
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__S[uid, 'meta_items'] = ['url', 'accuracy', 'multiplier',
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'out_multiplier_back']
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__S[uid, 'meta', 'url'] = meta['url']
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__S[uid, 'meta', 'accuracy'] = meta['accuracy']
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__S[uid, 'meta', 'multiplier'] = meta['multiplier']
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__S[uid, 'meta', 'out_multiplier_back'] = meta['out_multiplier_back']
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return uid
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def __enforce_thing_standards(thing_string: str, name: str, description:
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str, meta: dict):
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assert len(thing_string) > 0, 'Thing string cannot be empty.'
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assert len(name) > 0, 'No Name provided.'
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assert len(name) <= 80, 'Name too long (25 chars max).'
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assert len(description) > 0, 'No description provided.'
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assert len(description) <= 300, 'Description too long (128 chars max).'
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__custom_meta_validations(meta)
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def __custom_meta_validations(meta):
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assert 'accuracy' in meta, "Missing meta value 'accuracy'."
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assert meta['accuracy'] >= 0 and meta['accuracy'
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] <= 10, 'accuracy value ' + str(meta['accuracy']
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) + ' is out of range (1-15).'
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assert 'multiplier' in meta, "Missing meta value 'multiplier'."
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assert meta['multiplier'] <= 1, 'multiplier value ' + str(meta[
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'multiplier']) + ' is out of range (0.01-1).'
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assert 'out_multiplier_back' in meta, "Missing meta value 'out_multiplier_back'."
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assert meta['out_multiplier_back'] >= 0 and meta['out_multiplier_back'
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] <= 50, 'multiplier value ' + str(meta['out_multiplier_back']
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) + ' is out of range (0-50).'
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@__export('con_soccer_balls')
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def thing_exists(thing_string: str):
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uid = hashlib.sha256(thing_string)
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return __S[uid]
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@__export('con_soccer_balls')
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def get_owner(uid: str):
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return __S[uid, 'owner']
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@__export('con_soccer_balls')
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def set_price(uid: str, amount: int):
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assert amount >= 0, 'Cannot set a negative price'
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__S[uid, 'price', 'amount'] = amount
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@__export('con_soccer_balls')
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def set_price_soccer_point(uid: str, amount: int):
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assert amount >= 0, 'Cannot set a negative price'
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__S[uid, 'price', 'soccer_point'] = amount
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@__export('con_soccer_balls')
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def get_price_amount(uid: str):
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return __S[uid, 'price', 'amount']
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@__export('con_soccer_balls')
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def get_price_amount_soccer_point(uid: str):
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return __S[uid, 'price', 'soccer_point']
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@__export('con_soccer_balls')
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def get_accuracy(uid: str):
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return __S[uid, 'meta', 'accuracy']
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@__export('con_soccer_balls')
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def get_multiplier(uid: str):
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return __S[uid, 'meta', 'multiplier']
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@__export('con_soccer_balls')
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def get_out_multiplier_back(uid: str):
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return __S[uid, 'meta', 'out_multiplier_back']
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@__export('con_soccer_balls')
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def get_category(uid: str):
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return __S[uid, 'category']
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@__export('con_soccer_balls')
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def set_owner(uid: str, owner: str):
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__S[uid, 'owner'] = owner
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@__export('con_soccer_balls')
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def like_thing(uid: str):
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likes = __S[uid, 'likes']
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__S[uid, 'likes'] = likes + 1
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Byte Code
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