refactoed mint and create session

src/lib/services/mintPkp/mintPkp.ts

@@ -0,0 +1,30 @@
+import type { IRelayPKP } from '@lit-protocol/types';
+import type { IProvider } from '$lib/services/provider/IProvider';
+import { createMessage } from '$lib/services/messages';
+
+export async function mintPkp(provider: IProvider, authMethod: any): Promise<IRelayPKP> {
+    createMessage({
+        text: 'Minting started...',
+        sender: '$lib/components/GoogleAuth.svelte',
+        type: 'SYSTEM'
+    });
+
+    const txHash: string = await provider.mintPKPThroughRelayer(authMethod);
+    const response = await provider.relay.pollRequestUntilTerminalState(txHash);
+    if (response.status !== 'Succeeded') {
+        throw new Error('Minting failed');
+    }
+    const newPKP: IRelayPKP = {
+        tokenId: response.pkpTokenId,
+        publicKey: response.pkpPublicKey,
+        ethAddress: response.pkpEthAddress
+    };
+
+    createMessage({
+        text: 'Minted a new PKP.',
+        sender: '$lib/components/GoogleAuth.svelte',
+        type: 'SYSTEM'
+    });
+
+    return newPKP;
+}