error mesgmaster

1 files changed, 37 insertions, 2 deletions

diff --git a/index.ts b/index.ts
index 2a89958..09e6357 100644
--- a/index.ts
+++ b/index.ts
@@ -1,5 +1,6 @@
 import {
     Client,
+    DiscordAPIError,
     Events,
     GatewayIntentBits,
     PermissionFlagsBits,
@@ -17,6 +18,39 @@ function requireEnv(key: string): string {
     return value;
 }
 
+function getInteractionErrorMessage(error: unknown): string {
+    let fallback = "Something went wrong! :(";
+    if (error instanceof DiscordAPIError) {
+        let rawMessage = "";
+        if (error.rawError &&
+            typeof error.rawError === "object" &&
+            "message" in error.rawError &&
+            typeof (error.rawError as { message?: unknown }).message === "string"
+        ) {
+            rawMessage = error.rawError.message.trim();
+        } else if (error.message) {
+            rawMessage = error.message.trim();
+        }
+        if (rawMessage && error.code) {
+            return `Something went wrong: ${rawMessage} (Discord code ${error.code})`;
+        }
+        if (rawMessage) {
+            return `Something went wrong: ${rawMessage}`;
+        }
+        if (error.status) {
+            return `Something went wrong: Discord API responded with status ${error.status}`;
+        }
+        return fallback;
+    }
+    if (error instanceof Error && error.message.trim()) {
+        return `Something went wrong: ${error.message.trim()}`;
+    }
+    if (typeof error === "string" && error.trim()) {
+        return `Something went wrong: ${error.trim()}`;
+    }
+    return fallback;
+}
+
 let clientId = requireEnv("DISCORD_CLIENT_ID");
 let token = requireEnv("DISCORD_TOKEN");
 let activity = requireEnv("ACTIVITY");
@@ -74,15 +108,16 @@ client.on(Events.InteractionCreate, async (interaction) => {
     } catch (error) {
         if (error === "done") return;
         console.error("Error while handling interaction", error);
+        let userMessage = getInteractionErrorMessage(error);
         if (interaction.isChatInputCommand() || interaction.isButton()) {
             if (interaction.deferred || interaction.replied) {
                 await interaction.followUp({
-                    content: "Something went wrong! :(",
+                    content: userMessage,
                     flags: "Ephemeral",
                 });
             } else {
                 await interaction.reply({
-                    content: "Something went wrong! :(",
+                    content: userMessage,
                     flags: "Ephemeral",
                 });
             }