Rotate messages in promo banner (show tips) (#420)

src/components/chat/MessagesList.tsx

@@ -17,6 +17,7 @@ import { chatMessagesAtom } from "@/atoms/chatAtoms";
 import { useLanguageModelProviders } from "@/hooks/useLanguageModelProviders";
 import { useSettings } from "@/hooks/useSettings";
 import { useUserBudgetInfo } from "@/hooks/useUserBudgetInfo";
+import { PromoMessage } from "./PromoMessage";
 
 interface MessagesListProps {
   messages: Message[];
@@ -224,22 +225,9 @@ export const MessagesList = forwardRef<HTMLDivElement, MessagesListProps>(
           !settings?.enableDyadPro &&
           !userBudget &&
           messages.length > 0 && (
-            <div className="max-w-3xl mx-auto mt-4 py-2 px-1 border border-blue-500 rounded-lg bg-blue-50 text-center">
-              <p className="text-sm text-blue-700">
-                Tired of waiting on AI?
-                <a
-                  onClick={() =>
-                    IpcClient.getInstance().openExternalUrl(
-                      "https://dyad.sh/pro#ai",
-                    )
-                  }
-                  className=" text-blue-600 hover:text-blue-800 underline ml-1 cursor-pointer"
-                >
-                  Get Dyad Pro
-                </a>{" "}
-                for faster edits with Turbo Edits.
-              </p>
-            </div>
+            <PromoMessage
+              seed={messages.length * (appId ?? 1) * (selectedChatId ?? 1)}
+            />
           )}
         <div ref={messagesEndRef} />
       </div>

src/components/chat/PromoMessage.tsx

@@ -0,0 +1,250 @@
+import { IpcClient } from "@/ipc/ipc_client";
+import React from "react";
+
+// Types for the message system
+export interface TextSpan {
+  type: "text";
+  content: string;
+}
+
+export interface LinkSpan {
+  type: "link";
+  content: string;
+  url?: string;
+  action?: () => void;
+}
+
+export type MessageSpan = TextSpan | LinkSpan;
+
+export interface MessageConfig {
+  spans: MessageSpan[];
+}
+
+// Generic Message component
+export function Message({ spans }: MessageConfig) {
+  return (
+    <div className="max-w-3xl mx-auto mt-4 py-2 px-1 border border-blue-500 rounded-lg bg-blue-50 text-center">
+      <p className="text-sm text-blue-700">
+        {spans.map((span, index) => {
+          if (span.type === "text") {
+            return <span key={index}>{span.content}</span>;
+          } else if (span.type === "link") {
+            return (
+              <a
+                key={index}
+                onClick={() => {
+                  if (span.action) {
+                    span.action();
+                  } else if (span.url) {
+                    IpcClient.getInstance().openExternalUrl(span.url);
+                  }
+                }}
+                className="text-blue-600 hover:text-blue-800 underline cursor-pointer"
+              >
+                {span.content}
+              </a>
+            );
+          }
+          return null;
+        })}
+      </p>
+    </div>
+  );
+}
+
+// Predefined message configurations
+export const TURBO_EDITS_PROMO_MESSAGE: MessageConfig = {
+  spans: [
+    { type: "text", content: "Tired of waiting on AI?" },
+    { type: "link", content: " Get Dyad Pro", url: "https://dyad.sh/pro#ai" },
+    { type: "text", content: " for faster edits with Turbo Edits." },
+  ],
+};
+
+export const SMART_CONTEXT_PROMO_MESSAGE: MessageConfig = {
+  spans: [
+    { type: "text", content: "Save up to 5x on AI costs with " },
+    {
+      type: "link",
+      content: "Dyad Pro's Smart Context",
+      url: "https://dyad.sh/pro#ai",
+    },
+  ],
+};
+
+// Example of other message types you could easily add
+export const DIFFERENT_MODEL_TIP: MessageConfig = {
+  spans: [
+    {
+      type: "text",
+      content: "Getting stuck in a debugging loop? Try a different model.",
+    },
+  ],
+};
+
+export const REDDIT_TIP: MessageConfig = {
+  spans: [
+    {
+      type: "text",
+      content: "Join 600+ builders in the ",
+    },
+    {
+      type: "link",
+      content: "Dyad subreddit",
+      url: "https://www.reddit.com/r/dyadbuilders/",
+    },
+  ],
+};
+
+export const REPORT_A_BUG_TIP: MessageConfig = {
+  spans: [
+    {
+      type: "text",
+      content: "Found a bug? Click Help > Report a Bug",
+    },
+  ],
+};
+
+export const UPLOAD_CHAT_TIP: MessageConfig = {
+  spans: [
+    {
+      type: "text",
+      content:
+        "Want to report a bad AI response? Upload the chat by clicking Help",
+    },
+  ],
+};
+// https://www.youtube.com/watch?v=a7OoruOkkeg&list=PL1xR2pfIiRlW7mgr9AS95OkFQBtvrSlO5
+export const BUILD_A_BIBLE_APP_TIP: MessageConfig = {
+  spans: [
+    {
+      type: "link",
+      content: "Watch",
+      url: "https://www.youtube.com/watch?v=a7OoruOkkeg&list=PL1xR2pfIiRlW7mgr9AS95OkFQBtvrSlO5",
+    },
+    {
+      type: "text",
+      content: " the creator of Dyad build a Bible app step-by-step",
+    },
+  ],
+};
+
+export const DEBUGGING_TIPS_TIP: MessageConfig = {
+  spans: [
+    {
+      type: "text",
+      content: "Getting stuck? Read our ",
+    },
+    {
+      type: "link",
+      content: "debugging tips",
+      url: "https://www.dyad.sh/docs/guides/debugging",
+    },
+  ],
+};
+
+// Advanced tip: Customize your AI rules https://www.dyad.sh/docs/guides/ai-rules
+export const AI_RULES_TIP: MessageConfig = {
+  spans: [
+    {
+      type: "text",
+      content: "Advanced tip: Customize your ",
+    },
+    {
+      type: "link",
+      content: "AI rules",
+      url: "https://www.dyad.sh/docs/guides/ai-rules",
+    },
+  ],
+};
+
+export const NEW_CHAT_TIP: MessageConfig = {
+  spans: [
+    {
+      type: "text",
+      content: "Want to keep the AI focused? Start a new chat.",
+    },
+  ],
+};
+
+// Want to know what's next? Checkout our roadmap https://www.dyad.sh/docs/roadmap
+export const ROADMAP_TIP: MessageConfig = {
+  spans: [
+    {
+      type: "text",
+      content: "Want to know what's next? Check out our ",
+    },
+    {
+      type: "link",
+      content: "roadmap",
+      url: "https://www.dyad.sh/docs/roadmap",
+    },
+  ],
+};
+
+// Like Dyad? Star it on GitHub https://github.com/dyad-sh/dyad/
+export const GITHUB_TIP: MessageConfig = {
+  spans: [
+    {
+      type: "text",
+      content: "Like Dyad? Star it on ",
+    },
+    {
+      type: "link",
+      content: "GitHub",
+      url: "https://github.com/dyad-sh/dyad",
+    },
+  ],
+};
+// Array of all available messages for rotation
+const ALL_MESSAGES = [
+  TURBO_EDITS_PROMO_MESSAGE,
+  SMART_CONTEXT_PROMO_MESSAGE,
+  DIFFERENT_MODEL_TIP,
+  REDDIT_TIP,
+  REPORT_A_BUG_TIP,
+  UPLOAD_CHAT_TIP,
+  BUILD_A_BIBLE_APP_TIP,
+  DEBUGGING_TIPS_TIP,
+  AI_RULES_TIP,
+  NEW_CHAT_TIP,
+  ROADMAP_TIP,
+  GITHUB_TIP,
+];
+
+// Main PromoMessage component using the modular system
+export function PromoMessage({ seed }: { seed: number }) {
+  const hashedSeed = hashNumber(seed);
+  const randomMessage = ALL_MESSAGES[hashedSeed % ALL_MESSAGES.length];
+  return <Message {...randomMessage} />;
+}
+
+/**
+ * Hashes a 32-bit integer using a variant of the MurmurHash3 algorithm.
+ * This function is designed to produce a good, random-like distribution
+ * of hash values, which is crucial for data structures like hash tables.
+ * @param {number} key - The integer to hash.
+ * @returns {number} A 32-bit integer hash.
+ */
+function hashNumber(key: number): number {
+  // Ensure the key is treated as an integer.
+  let i = key | 0;
+
+  // MurmurHash3's mixing function (fmix32)
+  // It uses a series of bitwise multiplications, shifts, and XORs
+  // to thoroughly mix the bits of the input key.
+
+  // XOR with a shifted version of itself to start mixing bits.
+  i ^= i >>> 16;
+  // Multiply by a large prime to further scramble bits.
+  i = Math.imul(i, 0x85ebca6b);
+  // Another XOR shift.
+  i ^= i >>> 13;
+  // Another prime multiplication.
+  i = Math.imul(i, 0xc2b2ae35);
+  // Final XOR shift to get the final mix.
+  i ^= i >>> 16;
+
+  // Return the result as an unsigned 32-bit integer.
+  return i >>> 0;
+}