feat: add GraphQL server and resolvers

lib/graphql/types.js

@@ -0,0 +1,137 @@
+const { gql } = require('apollo-server-express')
+module.exports = gql`
+type Coin {
+  cryptoCode: String!
+  display: String!
+  minimumTx: String!
+  cashInFee: String!
+  cashInCommission: String!
+  cashOutCommission: String!
+  cryptoNetwork: Boolean!
+  cryptoUnits: String!
+  batchable: Boolean!
+}
+
+type LocaleInfo {
+  country: String!
+  fiatCode: String!
+  languages: [String!]!
+}
+
+type OperatorInfo {
+  name: String!
+  phone: String!
+  email: String!
+  website: String!
+  companyNumber: String!
+}
+
+type MachineInfo {
+  deviceId: String!
+  deviceName: String
+}
+
+type ReceiptInfo {
+  sms: Boolean!
+  operatorWebsite: Boolean!
+  operatorEmail: Boolean!
+  operatorPhone: Boolean!
+  companyNumber: Boolean!
+  machineLocation: Boolean!
+  customerNameOrPhoneNumber: Boolean!
+  exchangeRate: Boolean!
+  addressQRCode: Boolean!
+}
+
+type SpeedtestFile {
+  url: String!
+  size: Int!
+}
+
+# True if automatic, False otherwise
+type TriggersAutomation {
+  sanctions: Boolean!
+  idCardPhoto: Boolean!
+  idCardData: Boolean!
+  facephoto: Boolean!
+  usSsn: Boolean!
+}
+
+type Trigger {
+  id: String!
+  customInfoRequestId: String!
+  direction: String!
+  requirement: String!
+  triggerType: String!
+
+  suspensionDays: Int
+  threshold: Int
+  thresholdDays: Int
+}
+
+type StaticConfig {
+  configVersion: Int!
+
+  areThereAvailablePromoCodes: Boolean!
+  coins: [Coin!]!
+  enablePaperWalletOnly: Boolean!
+  hasLightning: Boolean!
+  serverVersion: String!
+  timezone: Int!
+  twoWayMode: Boolean!
+
+  localeInfo: LocaleInfo!
+  operatorInfo: OperatorInfo
+  machineInfo: MachineInfo!
+  receiptInfo: ReceiptInfo
+
+  speedtestFiles: [SpeedtestFile!]!
+  urlsToPing: [String!]!
+
+  triggersAutomation: TriggersAutomation!
+  triggers: [Trigger!]!
+}
+
+type DynamicCoinValues {
+  # NOTE: Doesn't seem to be used anywhere outside of lib/plugins.js.
+  # However, it can be used to generate the cache key, if we ever move to an
+  # actual caching mechanism.
+  #timestamp: String!
+
+  cryptoCode: String!
+  balance: String!
+
+  # Raw rates
+  ask: String!
+  bid: String!
+
+  # Rates with commissions applied
+  cashIn: String!
+  cashOut: String!
+
+  zeroConfLimit: Int!
+}
+
+type PhysicalCassette {
+  denomination: Int!
+  count: Int!
+}
+
+type Cassettes {
+  physical: [PhysicalCassette!]!
+  virtual: [Int!]!
+}
+
+type DynamicConfig {
+  cassettes: Cassettes
+  coins: [DynamicCoinValues!]!
+  reboot: Boolean!
+  shutdown: Boolean!
+  restartServices: Boolean!
+}
+
+type Query {
+  staticConfig(currentConfigVersion: Int): StaticConfig
+  dynamicConfig: DynamicConfig!
+}
+`