[Playground] feat: Add PayEmbed component playground

apps/playground-web/src/app/connect/pay/components/CodeGen.tsx

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+import { Suspense, lazy } from "react";
+import { CodeLoading } from "../../../../components/code/code.client";
+import type { PayEmbedPlaygroundOptions } from "./types";
+
+const CodeClient = lazy(
+  () => import("../../../../components/code/code.client"),
+);
+
+export function CodeGen(props: {
+  options: PayEmbedPlaygroundOptions;
+}) {
+  return (
+    <div className="flex w-full grow flex-col">
+      <Suspense fallback={<CodeLoading />}>
+        <CodeClient
+          code={getCode(props.options)}
+          lang="tsx"
+          loader={<CodeLoading />}
+          // Need to add max-h in both places - TODO figure out a better way
+          className="xl:h-[calc(100vh-100px)]"
+          scrollableClassName="xl:h-[calc(100vh-100px)]"
+        />
+      </Suspense>
+    </div>
+  );
+}
+
+function getCode(options: PayEmbedPlaygroundOptions) {
+  const walletCodes: string[] = [];
+  const imports = {
+    react: ["PayEmbed"] as string[],
+    thirdweb: [] as string[],
+    wallets: [] as string[],
+    chains: [] as string[],
+  };
+
+  // Check if we have a custom chain (not base chain which has id 8453)
+  const isCustomChain =
+    options.payOptions.buyTokenChain &&
+    options.payOptions.buyTokenChain.id !== 8453;
+
+  if (isCustomChain) {
+    // Add defineChain to imports if using a custom chain
+    imports.thirdweb.push("defineChain");
+  } else {
+    // Otherwise use the base chain
+    imports.chains.push("base");
+  }
+
+  // Generate chain reference code
+  let chainCode: string;
+  if (isCustomChain && options.payOptions.buyTokenChain?.id) {
+    chainCode = `defineChain(${options.payOptions.buyTokenChain.id})`;
+  } else {
+    chainCode = "base";
+  }
+
+  for (const wallet of options.connectOptions.walletIds) {
+    walletCodes.push(`createWallet("${wallet}")`);
+  }
+
+  if (options.connectOptions.walletIds.length > 0) {
+    imports.wallets.push("createWallet");
+  }
+
+  let themeProp: string | undefined;
+  if (
+    options.theme.type === "dark" &&
+    Object.keys(options.theme.darkColorOverrides || {}).length > 0
+  ) {
+    themeProp = `darkTheme({
+      colors: ${JSON.stringify(options.theme.darkColorOverrides)},
+    })`;
+    imports.react.push("darkTheme");
+  }
+
+  if (options.theme.type === "light") {
+    if (Object.keys(options.theme.lightColorOverrides || {}).length > 0) {
+      themeProp = `lightTheme({
+        colors: ${JSON.stringify(options.theme.lightColorOverrides)},
+      })`;
+      imports.react.push("lightTheme");
+    } else {
+      themeProp = quotes("light");
+    }
+  }
+
+  if (options.connectOptions.enableAccountAbstraction) {
+    imports.chains.push("sepolia");
+  }
+
+  // Generate payOptions based on the mode
+  let payOptionsCode = "{";
+
+  if (options.payOptions.title || options.payOptions.image) {
+    payOptionsCode += `
+        metadata: {
+          ${options.payOptions.title ? `name: ${quotes(options.payOptions.title)},` : ""}
+          ${options.payOptions.image ? `image: ${quotes(options.payOptions.image)},` : ""}
+        },`;
+  }
+
+  // Add mode-specific options
+  if (options.payOptions.mode) {
+    payOptionsCode += `
+        mode: "${options.payOptions.mode}",`;
+
+    // Add buyWithCrypto and buyWithFiat if they're set to false
+    if (options.payOptions.buyWithCrypto === false) {
+      payOptionsCode += `
+        buyWithCrypto: false,`;
+    }
+
+    if (options.payOptions.buyWithFiat === false) {
+      payOptionsCode += `
+        buyWithFiat: false,`;
+    }
+
+    if (options.payOptions.mode === "fund_wallet" || !options.payOptions.mode) {
+      payOptionsCode += `
+        prefillBuy: {
+          chain: ${chainCode},
+          amount: ${options.payOptions.buyTokenAmount ? quotes(options.payOptions.buyTokenAmount) : '"0.01"'},
+          ${options.payOptions.buyTokenInfo ? `token: ${JSON.stringify(options.payOptions.buyTokenInfo)},` : ""}
+        },`;
+    } else if (options.payOptions.mode === "direct_payment") {
+      payOptionsCode += `
+        paymentInfo: {
+          chain: ${chainCode},
+          sellerAddress: ${options.payOptions.sellerAddress ? quotes(options.payOptions.sellerAddress) : '"0x0000000000000000000000000000000000000000"'},
+          amount: ${options.payOptions.buyTokenAmount ? quotes(options.payOptions.buyTokenAmount) : '"0.01"'},
+          ${options.payOptions.buyTokenInfo ? `token: ${JSON.stringify(options.payOptions.buyTokenInfo)},` : ""}
+        },`;
+    } else if (options.payOptions.mode === "transaction") {
+      payOptionsCode += `
+        transaction: claimTo({
+                contract: myNftContract,
+                quantity: 1n,
+                tokenId: 0n,
+                to: "0x...",
+              }),`;
+    }
+  }
+
+  payOptionsCode += `
+      }`;
+
+  const accountAbstractionCode = options.connectOptions.enableAccountAbstraction
+    ? `\n        accountAbstraction: {
+          chain: ${isCustomChain ? `defineChain(${options.payOptions.buyTokenChain?.id})` : "base"},
+          sponsorGas: true,
+        }`
+    : "";
+
+  const connectOptionsCode = `${accountAbstractionCode ? `{${accountAbstractionCode}\n      }` : ""}`;
+
+  return `\
+import { createThirdwebClient } from "thirdweb";
+${imports.react.length > 0 ? `import { ${imports.react.join(", ")} } from "thirdweb/react";` : ""}
+${imports.thirdweb.length > 0 ? `import { ${imports.thirdweb.join(", ")} } from "thirdweb";` : ""}
+${imports.wallets.length > 0 ? `import { ${imports.wallets.join(", ")} } from "thirdweb/wallets";` : ""}
+${imports.chains.length > 0 ? `import { ${imports.chains.join(", ")} } from "thirdweb/chains";` : ""}
+
+const client = createThirdwebClient({
+  clientId: "....",
+});
+
+function Example() {
+  return (
+    <PayEmbed
+      client={client}
+      payOptions={${payOptionsCode}}${connectOptionsCode ? `\n      connectOptions={${connectOptionsCode}}` : ""}${themeProp ? `\n      theme={${themeProp}}` : ""}
+    />
+  );
+}`;
+}
+
+function quotes(value: string) {
+  return `"${value}"`;
+}

apps/playground-web/src/app/connect/pay/components/types.ts

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+import type { Chain } from "thirdweb";
+import type { LocaleId, ThemeOverrides, TokenInfo } from "thirdweb/react";
+import type { WalletId } from "thirdweb/wallets";
+
+export type PayEmbedPlaygroundOptions = {
+  theme: {
+    type: "dark" | "light";
+    darkColorOverrides: ThemeOverrides["colors"];
+    lightColorOverrides: ThemeOverrides["colors"];
+  };
+  payOptions: {
+    mode?: "fund_wallet" | "direct_payment" | "transaction";
+    title: string | undefined;
+    image: string | undefined;
+
+    // fund_wallet mode options
+    buyTokenAddress: string | undefined;
+    buyTokenAmount: string | undefined;
+    buyTokenChain: Chain | undefined;
+    buyTokenInfo?: TokenInfo;
+    buyWithCrypto?: boolean;
+    buyWithFiat?: boolean;
+
+    // direct_payment mode options
+    sellerAddress?: string;
+
+    // transaction mode options
+    transactionData?: string; // Simplified for demo; could be more complex in real implementation
+  };
+  connectOptions: {
+    walletIds: WalletId[];
+    modalTitle: string | undefined;
+    modalTitleIcon: string | undefined;
+    localeId: LocaleId;
+    enableAuth: boolean;
+    enableAccountAbstraction: boolean;
+    termsOfServiceLink: string | undefined;
+    privacyPolicyLink: string | undefined;
+    buttonLabel: string | undefined;
+    ShowThirdwebBranding: boolean;
+    requireApproval: boolean;
+  };
+};