server all the actions!

app/contact/actions.ts

@@ -0,0 +1,60 @@
+"use server";
+
+import { Resend } from "resend";
+import config from "../../lib/config";
+
+export async function sendMessage(
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
+  prevState: any,
+  formData: FormData
+): Promise<{
+  success: boolean;
+  message: string;
+  payload: FormData;
+}> {
+  try {
+    // these are both backups to client-side validations just in case someone squeezes through without them. the codes
+    // are identical so they're caught in the same fashion.
+    if (!formData.get("name") || !formData.get("email") || !formData.get("message")) {
+      return { success: false, message: "Please make sure that all fields are properly filled in.", payload: formData };
+    }
+
+    // validate captcha
+    const turnstileResponse = await fetch("https://challenges.cloudflare.com/turnstile/v0/siteverify", {
+      method: "POST",
+      headers: { "Content-Type": "application/json" },
+      body: JSON.stringify({
+        secret: process.env.TURNSTILE_SECRET_KEY || "1x0000000000000000000000000000000AA",
+        response: formData.get("cf-turnstile-response"),
+      }),
+    });
+    const turnstileData = await turnstileResponse.json();
+
+    if (!turnstileData.success) {
+      return {
+        success: false,
+        message: "Did you complete the CAPTCHA? (If you're human, that is...)",
+        payload: formData,
+      };
+    }
+
+    // send email
+    const resend = new Resend(process.env.RESEND_API_KEY);
+    await resend.emails.send({
+      from: `${formData.get("name")} <${process.env.RESEND_DOMAIN ? `noreply@${process.env.RESEND_DOMAIN}` : "onboarding@resend.dev"}>`,
+      replyTo: `${formData.get("name")} <${formData.get("email")}>`,
+      to: [config.authorEmail],
+      subject: `[${config.siteDomain}] Contact Form Submission`,
+      text: formData.get("message") as string,
+    });
+
+    return { success: true, message: "Thanks! You should hear from me soon.", payload: formData };
+  } catch (error) {
+    console.error(error);
+    return {
+      success: false,
+      message: "Internal server error... Try again later or shoot me an old-fashioned email?",
+      payload: formData,
+    };
+  }
+}