build: improve update logic

forge.config.js

@@ -1,4 +1,22 @@
 const fs = require("fs");
+const jszip = require("jszip");
+const crypto = require("crypto");
+const path = require("path");
+
+const date = new Date().toISOString();
+
+const generateBuildFile = (platform, arch, maker) => {
+  const package = fs.readFileSync(path.join(__dirname, "package.json"), "utf8");
+  const hash = crypto.createHash("sha256").update(package);
+  const data = {
+    id: hash.digest("hex").slice(-6),
+    platform: platform,
+    arch: arch,
+    maker: maker,
+    date: date,
+  };
+  return JSON.stringify(data, null, 2);
+};
 
 module.exports = {
   packagerConfig: {
@@ -33,10 +51,24 @@ module.exports = {
     },
   ],
   hooks: {
+    postPackage: async (config, results) => {
+      for (const outputPath of results.outputPaths) {
+        const [name, platform, arch] = path.basename(outputPath).split("-");
+        const buildFile = path.join(outputPath, "resources", "app", "build.json");
+        fs.writeFileSync(buildFile, generateBuildFile(platform, arch, "deb"), { encoding: "utf8" });
+      }
+    },
     postMake: async (config, results) => {
       for (const result of results) {
         const artifacts = [];
-        result.artifacts.forEach((artifact) => {
+        for (const artifact of result.artifacts) {
+          if (artifact.includes(".zip")) {
+            const [name, platform, arch] = path.basename(artifact).split("-");
+            const buildFile = path.join(`${name}-${platform}-${arch}`, "resources", "app", "build.json");
+            const zip = await jszip.loadAsync(fs.readFileSync(artifact));
+            zip.file(buildFile, generateBuildFile(platform, arch, "zip"));
+            fs.writeFileSync(artifact, await zip.generateAsync({ type: "nodebuffer" }));
+          }
           if (artifact.includes("amd64")) {
             const renamed = artifact.replace("amd64", "x64");
             fs.renameSync(artifact, renamed);
@@ -44,7 +76,7 @@ module.exports = {
           } else {
             artifacts.push(artifact);
           }
-        });
+        }
         result.artifacts = artifacts;
       }
     },