Adding WIP demo scenarios

examples/approvals-by-spending-limit/.env.default

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+ADMIN_USER_ADDR=0xaaa...
+MEMBER_USER_ADDR=-0xbbb...
+SYSTEM_MANAGER_KEY=0xddd...
+MEMBER_USER_CRED=0xeee...
+
+AUTH_HOST=https://auth.armory.narval.xyz
+AUTH_CLIENT_ID=narval-example
+VAULT_HOST=https://vault.armory.narval.xyz
+VAULT_CLIENT_ID=narval-example
+
+AUTH_API_KEY=armory-admin-api-key
+VAULT_API_KEY=vault-admin-api-key

examples/approvals-by-spending-limit/README.md

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+# Collect approval before authorizing a request

examples/approvals-by-spending-limit/approve.ts

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+import { AuthClient, AuthConfig, buildSignerEip191, privateKeyToJwk } from '@narval/armory-sdk'
+import { hexSchema } from '@narval/policy-engine-shared'
+import 'dotenv/config'
+import minimist from 'minimist'
+
+const main = async () => {
+  console.log('Starting...')
+
+  const args = minimist(process.argv.slice(2))
+
+  const userType = args.user
+  const authId = args._[0]
+
+  // Check if userType is provided
+  if (!userType) {
+    console.error('Please specify the user type: --user=member or --user=admin')
+    process.exit(1)
+  }
+
+  // Check if authId is provided
+  if (!authId) {
+    console.error('Please provide the authId as the second argument')
+    process.exit(1)
+  }
+
+  const CRED =
+    userType === 'admin' ? hexSchema.parse(process.env.ADMIN_USER_CRED) : hexSchema.parse(process.env.MEMBER_USER_CRED)
+
+  const AUTH_HOST = process.env.AUTH_HOST
+  const AUTH_CLIENT_ID = process.env.AUTH_CLIENT_ID
+
+  if (!AUTH_HOST || !AUTH_CLIENT_ID) {
+    console.error('Missing environment variables')
+    return
+  }
+
+  const authJwk = privateKeyToJwk(CRED)
+
+  const authConfig: AuthConfig = {
+    host: AUTH_HOST,
+    clientId: AUTH_CLIENT_ID,
+    signer: {
+      jwk: authJwk,
+      alg: 'EIP191',
+      sign: buildSignerEip191(CRED)
+    }
+  }
+
+  const auth = new AuthClient(authConfig)
+
+  const authRequest = await auth.getAuthorizationById(authId)
+  console.log('### authRequestBeforeApproval', JSON.stringify(authRequest, null, 2))
+
+  await auth.approve(authId)
+
+  const approvedAuthorizationRequest = await auth.getAuthorizationById(authId)
+  console.log('### approvedAuthorizationRequest', JSON.stringify(approvedAuthorizationRequest, null, 2))
+  console.log('Done')
+}
+
+main().catch(console.error)

examples/approvals-by-spending-limit/armory.account.ts

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+import {
+  AuthClient,
+  AuthConfig,
+  DataStoreConfig,
+  EntityStoreClient,
+  PolicyStoreClient,
+  VaultClient,
+  VaultConfig
+} from '@narval-xyz/armory-sdk'
+
+export const armoryClient = (configs: {
+  auth: AuthConfig
+  vault: VaultConfig
+  entityStore: DataStoreConfig
+  policyStore: DataStoreConfig
+}) => {
+  const authClient = new AuthClient(configs.auth)
+  const vaultClient = new VaultClient(configs.vault)
+  const entityStoreClient = new EntityStoreClient(configs.entityStore)
+  const policyStoreClient = new PolicyStoreClient(configs.policyStore)
+
+  return {
+    authClient,
+    vaultClient,
+    entityStoreClient,
+    policyStoreClient
+  }
+}

examples/approvals-by-spending-limit/armory.data.ts

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+import {
+  AuthClient,
+  EntityStoreClient,
+  Permission,
+  PolicyStoreClient,
+  PublicKey,
+  VaultClient
+} from '@narval-xyz/armory-sdk'
+import { AccountEntity, CredentialEntity } from '@narval-xyz/armory-sdk/policy-engine-shared'
+import { addressToKid, publicKeySchema } from '@narval-xyz/armory-sdk/signature'
+import {
+  Action,
+  Criterion,
+  EntityType,
+  Policy,
+  Then,
+  UserEntity,
+  UserRole,
+  ValueOperators
+} from '@narval/policy-engine-shared'
+import { Curves, KeyTypes, SigningAlg, jwkEoaSchema, privateKeyToJwk } from '@narval/signature'
+import { v4 } from 'uuid'
+import { Hex } from 'viem'
+
+const setPolicies = async (policyStoreClient: PolicyStoreClient) => {
+  const policies: Policy[] = [
+    {
+      id: v4(),
+      description: 'Allows admin to do anything',
+      when: [
+        {
+          criterion: Criterion.CHECK_PRINCIPAL_ROLE,
+          args: [UserRole.ADMIN]
+        }
+      ],
+      then: Then.PERMIT
+    },
+    {
+      id: v4(),
+      description: 'Allows managers to read, create and import wallets',
+      when: [
+        {
+          criterion: Criterion.CHECK_PRINCIPAL_ROLE,
+          args: [UserRole.MANAGER]
+        },
+        {
+          criterion: Criterion.CHECK_PERMISSION,
+          args: ['wallet:read', 'wallet:create', 'wallet:import']
+        }
+      ],
+      then: Then.PERMIT
+    },
+    {
+      id: v4(),
+      description: 'Allows members to read wallets',
+      when: [
+        {
+          criterion: Criterion.CHECK_PRINCIPAL_ROLE,
+          args: [UserRole.MEMBER]
+        },
+        {
+          criterion: Criterion.CHECK_PERMISSION,
+          args: ['wallet:read']
+        }
+      ],
+      then: Then.PERMIT
+    },
+    {
+      id: 'members-can-transfer-1-eth-per-minute',
+      description: 'members can transfer 1 ETH',
+      when: [
+        {
+          criterion: 'checkAction',
+          args: ['signTransaction']
+        },
+        {
+          criterion: 'checkPrincipalRole',
+          args: ['member']
+        },
+        {
+          criterion: 'checkIntentType',
+          args: ['transferNative']
+        },
+        {
+          criterion: 'checkIntentToken',
+          args: ['eip155:1/slip44:60']
+        },
+        {
+          criterion: 'checkSpendingLimit',
+          args: {
+            limit: '1000000000000000000',
+            operator: 'lt' as ValueOperators,
+            timeWindow: {
+              type: 'rolling',
+              value: 30
+            },
+            filters: {
+              perPrincipal: true,
+              tokens: ['eip155:1/slip44:60']
+            }
+          }
+        }
+      ],
+      then: 'permit'
+    },
+    {
+      id: 'members-can-transfer-gt-1-eth-per-minute-with-approval',
+      description: 'members transfers for more than 1 ETH per day requires an admin approval',
+      when: [
+        {
+          criterion: 'checkAction',
+          args: ['signTransaction']
+        },
+        {
+          criterion: 'checkPrincipalRole',
+          args: ['member']
+        },
+        {
+          criterion: 'checkIntentType',
+          args: ['transferNative']
+        },
+        {
+          criterion: 'checkIntentToken',
+          args: ['eip155:1/slip44:60']
+        },
+        {
+          criterion: 'checkSpendingLimit',
+          args: {
+            limit: '1000000000000000000',
+            operator: 'gte' as ValueOperators,
+            timeWindow: {
+              type: 'rolling',
+              value: 30
+            },
+            filters: {
+              perPrincipal: true,
+              tokens: ['eip155:1/slip44:60']
+            }
+          }
+        },
+        {
+          criterion: 'checkApprovals',
+          args: [
+            {
+              approvalCount: 1,
+              countPrincipal: false,
+              approvalEntityType: 'Narval::UserRole' as EntityType,
+              entityIds: ['admin']
+            }
+          ]
+        }
+      ],
+      then: 'permit'
+    }
+  ]
+  await policyStoreClient.signAndPush(policies)
+}
+
+export const createPublicKey = (credInput: Hex): PublicKey => {
+  return credInput.length === 42
+    ? jwkEoaSchema.parse({
+        kty: KeyTypes.EC,
+        crv: Curves.SECP256K1,
+        alg: SigningAlg.ES256K,
+        kid: addressToKid(credInput),
+        addr: credInput
+      })
+    : publicKeySchema.parse(privateKeyToJwk(credInput, 'ES256K'))
+}
+
+const setEntities = async (
+  entityStoreClient: EntityStoreClient,
+  userAndCredentials: { credential: Hex; role: UserRole; id?: string }[],
+  accounts: AccountEntity[]
+) => {
+  const entitiesInput = userAndCredentials.reduce(
+    (acc, { credential: credInput, role, id }) => {
+      const user: UserEntity = {
+        id: id || v4(),
+        role
+      }
+
+      const publicKey = createPublicKey(credInput)
+
+      const cred: CredentialEntity = {
+        id: publicKey.kid,
+        key: publicKey,
+        userId: user.id
+      }
+
+      acc.users.push(user)
+      acc.credentials.push(cred)
+
+      return acc
+    },
+    {
+      users: [] as UserEntity[],
+      credentials: [] as CredentialEntity[],
+      accounts
+    }
+  )
+
+  await entityStoreClient.signAndPush(entitiesInput)
+}
+
+export const setInitialState = async ({
+  armory,
+  userAndCredentials
+}: {
+  armory: {
+    vaultClient: VaultClient
+    authClient: AuthClient
+    entityStoreClient: EntityStoreClient
+    policyStoreClient: PolicyStoreClient
+  }
+  userAndCredentials: { credential: Hex; role: UserRole; id?: string }[]
+}) => {
+  const { vaultClient, authClient, entityStoreClient, policyStoreClient } = armory
+
+  await setPolicies(policyStoreClient)
+  await setEntities(entityStoreClient, userAndCredentials, [])
+
+  const accessToken = await authClient.requestAccessToken({
+    action: Action.GRANT_PERMISSION,
+    resourceId: 'vault',
+    nonce: v4(),
+    permissions: [Permission.WALLET_IMPORT, Permission.WALLET_CREATE, Permission.WALLET_READ]
+  })
+
+  const { account } = await vaultClient.generateWallet({ accessToken })
+
+  await setEntities(entityStoreClient, userAndCredentials, [
+    {
+      id: account.id,
+      accountType: 'eoa',
+      address: account.address as Hex
+    }
+  ])
+  return account
+}