feat: project init

backend/.gitignore

@@ -0,0 +1,175 @@
+# Based on https://raw.githubusercontent.com/github/gitignore/main/Node.gitignore
+
+# Logs
+
+logs
+_.log
+npm-debug.log_
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+.pnpm-debug.log*
+
+# Caches
+
+.cache
+
+# Diagnostic reports (https://nodejs.org/api/report.html)
+
+report.[0-9]_.[0-9]_.[0-9]_.[0-9]_.json
+
+# Runtime data
+
+pids
+_.pid
+_.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+
+lib-cov
+
+# Coverage directory used by tools like istanbul
+
+coverage
+*.lcov
+
+# nyc test coverage
+
+.nyc_output
+
+# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
+
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+
+bower_components
+
+# node-waf configuration
+
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+
+build/Release
+
+# Dependency directories
+
+node_modules/
+jspm_packages/
+
+# Snowpack dependency directory (https://snowpack.dev/)
+
+web_modules/
+
+# TypeScript cache
+
+*.tsbuildinfo
+
+# Optional npm cache directory
+
+.npm
+
+# Optional eslint cache
+
+.eslintcache
+
+# Optional stylelint cache
+
+.stylelintcache
+
+# Microbundle cache
+
+.rpt2_cache/
+.rts2_cache_cjs/
+.rts2_cache_es/
+.rts2_cache_umd/
+
+# Optional REPL history
+
+.node_repl_history
+
+# Output of 'npm pack'
+
+*.tgz
+
+# Yarn Integrity file
+
+.yarn-integrity
+
+# dotenv environment variable files
+
+.env
+.env.development.local
+.env.test.local
+.env.production.local
+.env.local
+
+# parcel-bundler cache (https://parceljs.org/)
+
+.parcel-cache
+
+# Next.js build output
+
+.next
+out
+
+# Nuxt.js build / generate output
+
+.nuxt
+dist
+
+# Gatsby files
+
+# Comment in the public line in if your project uses Gatsby and not Next.js
+
+# https://nextjs.org/blog/next-9-1#public-directory-support
+
+# public
+
+# vuepress build output
+
+.vuepress/dist
+
+# vuepress v2.x temp and cache directory
+
+.temp
+
+# Docusaurus cache and generated files
+
+.docusaurus
+
+# Serverless directories
+
+.serverless/
+
+# FuseBox cache
+
+.fusebox/
+
+# DynamoDB Local files
+
+.dynamodb/
+
+# TernJS port file
+
+.tern-port
+
+# Stores VSCode versions used for testing VSCode extensions
+
+.vscode-test
+
+# yarn v2
+
+.yarn/cache
+.yarn/unplugged
+.yarn/build-state.yml
+.yarn/install-state.gz
+.pnp.*
+
+# IntelliJ based IDEs
+.idea
+
+# Finder (MacOS) folder config
+.DS_Store

backend/index.ts

@@ -0,0 +1,113 @@
+import { Hono } from "hono";
+import { cors } from "hono/cors";
+import { zValidator } from "@hono/zod-validator";
+import z from "zod";
+import si from "systeminformation";
+
+const formatBytes = (bytes: number) => {
+  const sizes = ["Bytes", "KB", "MB", "GB", "TB"];
+  if (bytes === 0) return "n/a";
+  const i = parseInt(String(Math.floor(Math.log(bytes) / Math.log(1024))), 10);
+  if (i === 0) return `${bytes} ${sizes[i]}`;
+  return `${(bytes / 1024 ** i).toFixed(2)} ${sizes[i]}`;
+};
+
+const secondsToTime = (seconds: number) => {
+  const d = Math.floor(seconds / (3600 * 24));
+  const h = Math.floor((seconds % (3600 * 24)) / 3600);
+  const m = Math.floor((seconds % 3600) / 60);
+  const s = Math.floor(seconds % 60);
+  return `${d}d ${h}h ${m}m`;
+};
+
+const app = new Hono()
+  .use(cors())
+
+  .get("/", (c) => c.text("It works!"))
+
+  .get("/system", async (c) => {
+    const date = new Date().toISOString();
+    const uptime = secondsToTime(si.time().uptime || 0);
+    const system = await si.system();
+
+    const cpuSpeed = await si.cpuCurrentSpeed();
+    const cpuTemp = await si.cpuTemperature();
+    const cpuLoad = await si.currentLoad();
+    const mem = await si.mem();
+
+    const perf = {
+      cpu: {
+        load: cpuLoad.currentLoad,
+        speed: cpuSpeed.avg,
+        temp: cpuTemp.main,
+      },
+      mem: {
+        total: formatBytes(mem.total),
+        percent: (mem.active / mem.total) * 100,
+        used: formatBytes(mem.active),
+        free: formatBytes(mem.total - mem.active),
+      },
+    };
+
+    const fsMounts = await si.fsSize();
+    const storage = fsMounts
+      .filter((i) => i.size > 32 * 1024 * 1024 * 1024)
+      .map((i) => ({
+        type: i.type,
+        mount: i.mount,
+        used: formatBytes(i.used),
+        percent: (i.used / i.size) * 100,
+        total: formatBytes(i.size),
+        free: formatBytes(i.available),
+      }));
+
+    return c.json({ uptime, date, system, perf, storage });
+  })
+
+  .get(
+    "/process",
+    zValidator(
+      "query",
+      z
+        .object({ sort: z.enum(["cpu", "mem"]), limit: z.coerce.number() })
+        .partial()
+        .optional()
+    ),
+    async (c) => {
+      const memTotal = (await si.mem()).total;
+      const sort = c.req.query("sort") || "mem";
+      const limit = parseInt(c.req.query("limit") || "") || 10;
+
+      let processList = (await si.processes()).list;
+
+      if (sort) {
+        switch (sort) {
+          case "cpu":
+            processList = processList.sort((a, b) => b.cpu - a.cpu);
+            break;
+          case "mem":
+            processList = processList.sort((a, b) => b.mem - a.mem);
+            break;
+        }
+      }
+
+      const list = processList
+        .map((p) => ({
+          name: p.name,
+          cmd: [p.name, p.params].filter(Boolean).join(" "),
+          cpu: p.cpu,
+          cpuPercent: p.cpu.toFixed(1) + "%",
+          mem: p.mem,
+          memUsage: formatBytes((p.mem / 100) * memTotal),
+          path: p.path,
+          user: p.user,
+        }))
+        .slice(0, limit);
+
+      return c.json({ list });
+    }
+  );
+
+export type AppType = typeof app;
+
+export default app;

backend/package.json

@@ -0,0 +1,20 @@
+{
+  "name": "backend",
+  "module": "index.ts",
+  "type": "module",
+  "scripts": {
+    "dev": "bun run --watch index.ts"
+  },
+  "devDependencies": {
+    "@types/bun": "latest"
+  },
+  "peerDependencies": {
+    "typescript": "^5.0.0"
+  },
+  "dependencies": {
+    "@hono/zod-validator": "^0.2.0",
+    "hono": "^4.1.0",
+    "systeminformation": "^5.22.2",
+    "zod": "^3.22.4"
+  }
+}

backend/tsconfig.json

@@ -0,0 +1,27 @@
+{
+  "compilerOptions": {
+    // Enable latest features
+    "lib": ["ESNext"],
+    "target": "ESNext",
+    "module": "ESNext",
+    "moduleDetection": "force",
+    "jsx": "react-jsx",
+    "allowJs": true,
+
+    // Bundler mode
+    "moduleResolution": "bundler",
+    "allowImportingTsExtensions": true,
+    "verbatimModuleSyntax": true,
+    "noEmit": true,
+
+    // Best practices
+    "strict": true,
+    "skipLibCheck": true,
+    "noFallthroughCasesInSwitch": true,
+
+    // Some stricter flags (disabled by default)
+    "noUnusedLocals": false,
+    "noUnusedParameters": false,
+    "noPropertyAccessFromIndexSignature": false
+  }
+}