# LibEntity

# Functions

# _validateSimplePolicyCreation

If an entity passes their checks to create a policy, ensure that the entity's capacity is appropriately decreased by the amount of capital that will be tied to the new policy being created.

function _validateSimplePolicyCreation(
    bytes32 _entityId,
    SimplePolicy memory simplePolicy,
    Stakeholders calldata _stakeholders
) internal view;

# _createSimplePolicy

function _createSimplePolicy(
    bytes32 _policyId,
    bytes32 _entityId,
    Stakeholders calldata _stakeholders,
    SimplePolicy calldata _simplePolicy,
    bytes32 _offchainDataHash
) internal;

# getSigner

function getSigner(bytes32 signingHash, bytes memory signature) private pure returns (address);

# _startTokenSale

function _startTokenSale(bytes32 _entityId, uint256 _amount, uint256 _totalPrice) internal;

Parameters

Name	Type	Description
`_entityId`	`bytes32`
`_amount`	`uint256`	the amount of entity token that is minted and put on sale
`_totalPrice`	`uint256`	the buy amount

# _createEntity

function _createEntity(bytes32 _entityId, bytes32 _accountAdmin, Entity memory _entity, bytes32 _dataHash) internal;

# _updateEntity

This currently updates a non cell type entity and a cell type entity, but we should consider splitting the functionality

function _updateEntity(bytes32 _entityId, Entity calldata _updateEntityStruct) internal;

# validateEntity

function validateEntity(Entity memory _entity) internal view;

# _getEntityInfo

function _getEntityInfo(bytes32 _entityId) internal view returns (Entity memory entity);

# _isEntity

function _isEntity(bytes32 _entityId) internal view returns (bool);

# Events

# EntityCreated

New entity has been created

Emitted when entity is created

event EntityCreated(bytes32 indexed entityId, bytes32 entityAdmin);

Parameters

Name	Type	Description
`entityId`	`bytes32`	Unique ID for the entity
`entityAdmin`	`bytes32`	Unique ID of the entity administrator

# EntityUpdated

An entity has been updated

Emitted when entity is updated

event EntityUpdated(bytes32 indexed entityId);

Parameters

Name	Type	Description
`entityId`	`bytes32`	Unique ID for the entity

# SimplePolicyCreated

New policy has been created

Emitted when policy is created

event SimplePolicyCreated(bytes32 indexed id, bytes32 entityId);

Parameters

Name	Type	Description
`id`	`bytes32`	Unique ID for the policy
`entityId`	`bytes32`	ID of the entity

# TokenSaleStarted

New token sale has been started

Emitted when token sale is started

event TokenSaleStarted(bytes32 indexed entityId, uint256 offerId, string tokenSymbol, string tokenName);

Parameters

Name	Type	Description
`entityId`	`bytes32`	Unique ID for the entity
`offerId`	`uint256`	ID of the sale offer
`tokenSymbol`	`string`	symbol of the token
`tokenName`	`string`	name of the token

# CollateralRatioUpdated

Collateral ratio has been updated

Emitted when collateral ratio is updated

event CollateralRatioUpdated(bytes32 indexed entityId, uint256 collateralRatio, uint256 utilizedCapacity);

Parameters

Name	Type	Description
`entityId`	`bytes32`	ID of the entity
`collateralRatio`	`uint256`	required collateral ratio
`utilizedCapacity`	`uint256`	capacity utilization according to the new ratio