feat: ✨ add icp provider and connect fnc

src/icp/connect.spec.ts

@@ -0,0 +1,46 @@
+import { NoAvailableAccountsError, NoProviderAvailableError } from '@/errors';
+import { UserRejectedError } from '@/errors/user-rejected-error';
+import { describe, expect, it, vi } from 'vitest';
+import { web3Window } from '..';
+import { connect } from './connect';
+
+vi.mock('@/types', () => ({
+  web3Window: {
+    ic: {
+      requestConnect: vi.fn(),
+      plug: {
+        principalId: 'wil-123',
+      },
+    },
+  },
+}))
+
+const principalId = 'wil-123';
+
+describe('Connect case', () => {
+  it('should successfully connects and retrieves an account', async () => {
+    web3Window.ic.requestConnect.mockResolvedValue(true)
+    const account = await connect()
+
+    expect(account).toEqual(principalId)
+  })
+
+  it('should throws error when no provider is available', async () => {
+    web3Window.ic.requestConnect.mockResolvedValue(false)
+
+    await expect(connect()).rejects.toThrow(NoProviderAvailableError)
+  })
+
+  it('should throws error when no accounts are available', async () => {
+    web3Window.ic.requestConnect.mockResolvedValue(true)
+    web3Window.ic.plug.principalId = undefined;
+
+    await expect(connect()).rejects.toThrow(NoAvailableAccountsError)
+  })
+
+  it('should throws error when the user rejects the connection', async () => {
+    web3Window.ic.requestConnect.mockRejectedValue(new Error('The agent creation was rejected'))
+
+    await expect(connect()).rejects.toThrow(UserRejectedError)
+  })
+})

src/icp/connect.ts

@@ -0,0 +1,24 @@
+import { NoAvailableAccountsError, NoProviderAvailableError } from '@/errors';
+import { UserRejectedError } from '@/errors/user-rejected-error';
+import { web3Window } from '@/types';
+import type { PrincipalAddress } from './types';
+
+export async function connect(): Promise<PrincipalAddress> {
+  try {
+    const hasConnected = await web3Window.ic.requestConnect();
+    if (!hasConnected)
+      throw new NoProviderAvailableError()
+
+    const account: PrincipalAddress | undefined = web3Window.ic.plug.principalId;
+    if (!account || account.length === 0)
+      throw new NoAvailableAccountsError()
+
+    return account
+  }
+  catch (error) {
+    if ((error as Error).message.toLowerCase().includes('the agent creation was rejected'))
+      throw new UserRejectedError()
+
+    throw error
+  }
+}

src/icp/index.ts

@@ -0,0 +1,27 @@
+import type { ProviderEntity } from '@/entities/provider-entity';
+import type { Account, Balance } from '..';
+import { connect } from './connect';
+
+export class InternetComputerProvider implements ProviderEntity {
+  async connect(): Promise<Account[]> {
+    const principalAddress = await connect()
+
+    return [{ name: 'Principal Account', address: principalAddress }]
+  }
+
+  getBalance(address: string): Promise<Balance> {
+    throw new Error('Method not implemented.');
+  }
+
+  signMessage(address: string, message: string): Promise<string> {
+    throw new Error('Method not implemented.');
+  }
+
+  signatureVerify(message: string, signature: string, address: string): boolean {
+    throw new Error('Method not implemented.');
+  }
+
+  joinPool(address: string, poolId: number, amount: number): Promise<string> {
+    throw new Error('Method not implemented.');
+  }
+}

src/icp/types.ts

@@ -0,0 +1 @@
+export type PrincipalAddress = string

src/index.ts

@@ -1,4 +1,5 @@
 export * from './ada/index'
+export * from './icp/index'
 export * from './networks'
 export * from './substrate/dot/index'
 export * from './substrate/ksm/index'

src/networks.ts

@@ -19,12 +19,19 @@ export const Networks = {
     decimals: 5,
     minStakeAmount: 1, // TODO: Validate min stake amount
   },
+  icp: {
+    id: 4,
+    name: 'Internet Computer',
+    decimals: 5, // TODO: Validate decimals
+    minStakeAmount: 1, // TODO: Validate min stake amount
+  },
 }
 
 export enum Network {
   POLKADOT = 'dot',
   KUSAMA = 'ksm',
   CARDANO = 'ada',
+  INTERNET_COMPUTER = 'icp',
 }
 
 export type NetworkKey = keyof typeof Networks

src/types.ts

@@ -20,6 +20,7 @@ export type ProviderBuilderProps<T extends NetworkKey> = T extends 'dot' | 'ksm'
 export type Web3Window = {
   injectedWeb3: any
   cardano: any
+  ic: any
 } & Window & typeof globalThis
 
 export const web3Window = (window as Web3Window)

src/web3-provider.ts

@@ -2,6 +2,7 @@ import { CardanoProvider } from './ada';
 import type { CardanoProviderProps } from './ada/types';
 import type { ProviderEntity } from './entities/provider-entity';
 import { InvalidNetworkError } from './errors/invalid-network-error';
+import { InternetComputerProvider } from './icp';
 import type { NetworkData, NetworkKey } from './networks';
 import { getNetworkKeyById, isValidNetwork } from './networks';
 import { PolkadotProvider } from './substrate/dot';
@@ -33,6 +34,8 @@ export class Web3Provider {
         return new KusamaProvider(props as SubstrateProviderProps)
       case 'ada':
         return new CardanoProvider(props as CardanoProviderProps)
+      case 'icp':
+        return new InternetComputerProvider()
       default:
         throw new InvalidNetworkError()
     }