feat: auto-update signaler for Gaze

src/routes/api/Gaze/appcast.xml.ts

@@ -0,0 +1,62 @@
+import type { APIEvent } from "@solidjs/start/server";
+import { S3Client, GetObjectCommand } from "@aws-sdk/client-s3";
+import { env } from "~/env/server";
+
+/**
+ * Serves the Gaze appcast.xml file from S3
+ * This endpoint is used by Sparkle updater to check for new versions
+ *
+ * URL: https://freno.me/api/Gaze/appcast.xml
+ */
+export async function GET(event: APIEvent) {
+  const bucket = env.VITE_DOWNLOAD_BUCKET_STRING;
+  const key = "api/Gaze/appcast.xml";
+
+  const credentials = {
+    accessKeyId: env._AWS_ACCESS_KEY,
+    secretAccessKey: env._AWS_SECRET_KEY
+  };
+
+  try {
+    const client = new S3Client({
+      region: env.AWS_REGION,
+      credentials: credentials
+    });
+
+    const command = new GetObjectCommand({
+      Bucket: bucket,
+      Key: key
+    });
+
+    const response = await client.send(command);
+
+    if (!response.Body) {
+      return new Response("Appcast not found", {
+        status: 404,
+        headers: {
+          "Content-Type": "text/plain"
+        }
+      });
+    }
+
+    // Stream the XML content from S3
+    const body = await response.Body.transformToString();
+
+    return new Response(body, {
+      status: 200,
+      headers: {
+        "Content-Type": "application/xml; charset=utf-8",
+        "Cache-Control": "public, max-age=300", // Cache for 5 minutes
+        "Access-Control-Allow-Origin": "*" // Allow CORS for appcast
+      }
+    });
+  } catch (error) {
+    console.error("Failed to fetch appcast:", error);
+    return new Response("Internal Server Error", {
+      status: 500,
+      headers: {
+        "Content-Type": "text/plain"
+      }
+    });
+  }
+}

src/server/api/routers/downloads.ts

@@ -1,55 +1,104 @@
 import { createTRPCRouter, publicProcedure } from "../utils";
 import { z } from "zod";
-import { S3Client, GetObjectCommand } from "@aws-sdk/client-s3";
+import { S3Client, GetObjectCommand, ListObjectsV2Command } from "@aws-sdk/client-s3";
 import { getSignedUrl } from "@aws-sdk/s3-request-presigner";
 import { env } from "~/env/server";
 import { TRPCError } from "@trpc/server";
 
 const assets: Record<string, string> = {
-  gaze: "Gaze.dmg",
   lineage: "Life and Lineage.apk",
   cork: "Cork.zip",
   "shapes-with-abigail": "shapes-with-abigail.apk"
 };
 
+/**
+ * Get the latest Gaze DMG from S3 by finding the most recent file in downloads/ folder
+ */
+async function getLatestGazeDMG(client: S3Client, bucket: string): Promise<string> {
+  try {
+    const listCommand = new ListObjectsV2Command({
+      Bucket: bucket,
+      Prefix: "downloads/Gaze-",
+      MaxKeys: 100
+    });
+
+    const response = await client.send(listCommand);
+    
+    if (!response.Contents || response.Contents.length === 0) {
+      throw new Error("No Gaze DMG files found in S3");
+    }
+
+    // Filter for .dmg files only and sort by LastModified (newest first)
+    const dmgFiles = response.Contents
+      .filter((obj) => obj.Key?.endsWith(".dmg"))
+      .sort((a, b) => {
+        const dateA = a.LastModified?.getTime() || 0;
+        const dateB = b.LastModified?.getTime() || 0;
+        return dateB - dateA; // Descending order (newest first)
+      });
+
+    if (dmgFiles.length === 0) {
+      throw new Error("No .dmg files found in downloads/Gaze-* prefix");
+    }
+
+    const latestFile = dmgFiles[0].Key!;
+    console.log(`Latest Gaze DMG: ${latestFile}`);
+    return latestFile;
+  } catch (error) {
+    console.error("Error finding latest Gaze DMG:", error);
+    throw error;
+  }
+}
+
 export const downloadsRouter = createTRPCRouter({
   getDownloadUrl: publicProcedure
     .input(z.object({ asset_name: z.string() }))
     .query(async ({ input }) => {
       const bucket = env.VITE_DOWNLOAD_BUCKET_STRING;
-      const params = {
-        Bucket: bucket,
-        Key: assets[input.asset_name]
-      };
-
-      if (!assets[input.asset_name]) {
-        throw new TRPCError({
-          code: "NOT_FOUND",
-          message: "Asset not found"
-        });
-      }
       
       const credentials = {
         accessKeyId: env._AWS_ACCESS_KEY,
         secretAccessKey: env._AWS_SECRET_KEY
       };
 
-      try {
       const client = new S3Client({
         region: env.AWS_REGION,
         credentials: credentials
       });
 
-        const command = new GetObjectCommand(params);
+      try {
+        let fileKey: string;
+
+        // Special handling for Gaze - find latest version automatically
+        if (input.asset_name === "gaze") {
+          fileKey = await getLatestGazeDMG(client, bucket);
+        } else {
+          // Use static mapping for other assets
+          fileKey = assets[input.asset_name];
+          
+          if (!fileKey) {
+            throw new TRPCError({
+              code: "NOT_FOUND",
+              message: "Asset not found"
+            });
+          }
+        }
+
+        const command = new GetObjectCommand({
+          Bucket: bucket,
+          Key: fileKey
+        });
+
         const signedUrl = await getSignedUrl(client, command, {
           expiresIn: 120
         });
+
         return { downloadURL: signedUrl };
       } catch (error) {
         console.error(error);
         throw new TRPCError({
           code: "INTERNAL_SERVER_ERROR",
-          message: "Failed to generate download URL"
+          message: error instanceof Error ? error.message : "Failed to generate download URL"
         });
       }
     })