schema.graphql

enum ProposalState {
  Null
  Pending
  Accepted
  Rejected
  Lapsed
  Withdrawn
}

# vault-related entities

enum SpectreState {
  Null
  Locked
  Unlocked
}

type NFT @entity {
  id: ID! # address#id
  collection: Bytes!
  tokenId: BigInt!
  tokenURI: String!
  creator: Bytes!
}

type Spectre @entity {
  id: ID! # ERC1155 tokenType
  NFT: NFT!
  sERC20: sERC20!
  state: SpectreState!
  vault: Bytes!
  broker: Bytes!
  timestamp: BigInt!
}

type SpectresCounter @entity {
  id: String!
  count: Int!
}

# sERC20-related entities

type sERC20 @entity {
  id: ID! # ERC20 address
  address: Bytes!
  spectre: Spectre!
  name: String!
  symbol: String!
  cap: BigInt!
  minted: BigInt!
  sale: Sale
  issuance: Issuance
  pool: Pool
  holders: [sERC20Holder!]! @derivedFrom(field: "sERC20")
  price: BigInt!
}

type sERC20Holder @entity {
  id: ID!
  address: Bytes!
  amount: BigInt!
  sERC20: sERC20!
}

# buyout-related entities

enum SaleState {
  Null
  Pending
  Opened
  Closed
}

type Sale @entity {
  id: ID! # ERC20 address
  sERC20: sERC20!
  state: SaleState!
  guardian: Bytes!
  reserve: BigInt!
  multiplier: BigInt!
  opening: BigInt!
  stock: BigInt!
  flash: Boolean!
  escape: Boolean!
  proposals: [BuyoutProposal!]! @derivedFrom(field: "sale")
  buyout: Buyout
}

type BuyoutProposal @entity {
  id: ID!
  sale: Sale!
  state: ProposalState!
  timestamp: BigInt!
  buyer: Bytes!
  value: BigInt!
  collateral: BigInt!
  expiration: BigInt!
}

type Buyout @entity {
  id: ID!
  sale: Sale!
  timestamp: BigInt!
  buyer: Bytes!
  value: BigInt!
  collateral: BigInt!
  stock: BigInt!
  claims: [Claim!]! @derivedFrom(field: "buyout")
}

type Claim @entity {
  id: ID!
  buyout: Buyout!
  timestamp: BigInt!
  holder: Bytes!
  value: BigInt!
  collateral: BigInt!
}

# issuance-related entities

enum IssuanceState {
  Null
  Opened
  Closed
}

type Issuance @entity {
  id: ID! # ERC20 address
  sERC20: sERC20!
  state: IssuanceState!
  guardian: Bytes!
  pool: Bytes!
  poolId: Bytes!
  reserve: BigInt!
  allocation: BigInt!
  fee: BigInt!
  flash: Boolean
  issues: [Issue!]! @derivedFrom(field: "issuance")
  proposals: [IssuanceProposal!]! @derivedFrom(field: "issuance")
}

type Issue @entity {
  id: ID!
  issuance: Issuance!
  timestamp: BigInt!
  recipient: Bytes!
  value: BigInt! # ETH
  amount: BigInt! # sERC20!
}

type IssuanceProposal @entity {
  id: ID!
  issuance: Issuance!
  state: ProposalState!
  timestamp: BigInt!
  buyer: Bytes!
  value: BigInt!
  price: BigInt!
  expiration: BigInt!
}

# pool-related entities

type Pool @entity {
  id: ID! # poolId
  address: Bytes!
  sERC20: sERC20!
  sERC20IsToken0: Boolean!
  states: [PoolState!]! @derivedFrom(field: "pool")
  swaps: [Swap!]! @derivedFrom(field: "pool")
  joins: [Join!]! @derivedFrom(field: "pool")
}

type PoolState @entity {
  id: ID!
  pool: Pool!
  timestamp: BigInt!
  balances: [BigInt!]! # sERC20 is always first, ETH second
  weights: [BigInt!]! # sERC20 is always first, ETH second
  price: BigDecimal! # in ETH per sERC20
}

type Swap @entity {
  id: ID!
  pool: Pool!
  timestamp: BigInt!
  from: Bytes!
  amounts: [BigInt!]! # sERC20 is always first, ETH second
}

type Join @entity {
  id: ID!
  pool: Pool!
  timestamp: BigInt!
  from: Bytes!
  amounts: [BigInt!]! # sERC20 is always first, ETH second
}