feat: error handling (#3)

### Explanation

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### Issue

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- [x] I have read and agree to the [Code of Conduct](https://docs.nhcarrigan.com/community/coc/)
- [x] I have read and agree to the [Community Guidelines](https://docs.nhcarrigan.com/community/guide/).
- [x] My contribution complies with the [Contributor Covenant](https://docs.nhcarrigan.com/dev/covenant/).

### Dependencies

- [ ] I have pinned the dependencies to a specific patch version.

### Style

- [x] I have run the linter and resolved any errors.
- [x] My pull request uses an appropriate title, matching the conventional commit standards.
- [x] My scope of feat/fix/chore/etc. correctly matches the nature of changes in my pull request.

### Tests

- [ ] My contribution adds new code, and I have added tests to cover it.
- [ ] My contribution modifies existing code, and I have updated the tests to reflect these changes.
- [ ] All new and existing tests pass locally with my changes.
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Reviewed-on: nhcarrigan/cordelia-taryne#3
Co-authored-by: Naomi Carrigan <commits@nhcarrigan.com>
Co-committed-by: Naomi Carrigan <commits@nhcarrigan.com>

src/modules/query.ts

@@ -8,6 +8,8 @@ import { personality } from "../config/personality.js";
 import { ai } from "../utils/ai.js";
 import { calculateCost } from "../utils/calculateCost.js";
 import { isSubscribed } from "../utils/isSubscribed.js";
+import { logger } from "../utils/logger.js";
+import { replyToError } from "../utils/replyToError.js";
 
 /**
  * Accepts an arbitrary question from the user, then sends it to Anthropic
@@ -17,32 +19,39 @@ import { isSubscribed } from "../utils/isSubscribed.js";
 export const query = async(
   interaction: ChatInputCommandInteraction,
 ): Promise<void> => {
-  await interaction.deferReply({ flags: [ MessageFlags.Ephemeral ] });
-  const sub = await isSubscribed(interaction);
-  if (!sub) {
-    return;
-  }
+  try {
+    await interaction.deferReply({ flags: [ MessageFlags.Ephemeral ] });
+    const sub = await isSubscribed(interaction);
+    if (!sub) {
+      return;
+    }
 
-  const prompt = interaction.options.getString("prompt", true);
+    const prompt = interaction.options.getString("prompt", true);
 
-  const messages = await ai.messages.create({
+    const messages = await ai.messages.create({
     // eslint-disable-next-line @typescript-eslint/naming-convention -- Required key format for SDK.
-    max_tokens:  2000,
-    messages:    [ { content: prompt, role: "user" } ],
-    model:       "claude-3-5-sonnet-latest",
-    system:      `${personality} Your role in this conversation is to answer the user's question to the best of your abilities. When possible, include links to relevant sources.`,
-    temperature: 1,
-  });
+      max_tokens:  2000,
+      messages:    [ { content: prompt, role: "user" } ],
+      model:       "claude-3-5-sonnet-latest",
+      system:      `${personality} Your role in this conversation is to answer the user's question to the best of your abilities. When possible, include links to relevant sources.`,
+      temperature: 1,
+    });
 
-  const response = messages.content.find((message) => {
-    return message.type === "text";
-  });
+    const response = messages.content.find((message) => {
+      return message.type === "text";
+    });
 
-  await interaction.editReply(
-    response?.text
+    await interaction.editReply(
+      response?.text
       ?? "I'm sorry, I don't have an answer for that. Please try again later.",
-  );
+    );
 
-  const { usage } = messages;
-  await calculateCost(usage, interaction.user.username, "query");
+    const { usage } = messages;
+    await calculateCost(usage, interaction.user.username, "query");
+  } catch (error) {
+    await replyToError(interaction);
+    if (error instanceof Error) {
+      await logger.error("query command", error);
+    }
+  }
 };