Jobs Media List functional

jobs/jobRequestValidator.ts

@@ -0,0 +1,15 @@
+import { Request, Response, NextFunction } from "express";
+
+export default function ValidateJobBasedRequest(
+  req: Request,
+  res: Response,
+  next: NextFunction
+) {
+  const ro_number: string = (req.body.ro_number || "").trim();
+  if (ro_number === "") {
+    res.status(400).json({ error: "No RO Number has been specified." });
+    return;
+  } else {
+    next();
+  }
+}

jobs/jobs.get.ts

@@ -1,9 +0,0 @@
-import fs from "fs-extra";
-//import { FolderPaths } from "../util/serverInit.js";
-import express, { Express, Request, Response } from "express";
-
-export async function JobsListMedia(req: Request, res: Response) {
-  //const { ro_number } = req.body;
-
-  res.send();
-}

jobs/jobsListMedia.ts

@@ -0,0 +1,55 @@
+import { Request, Response } from "express";
+import fs from "fs-extra";
+import path from "path";
+import GenerateThumbnail from "../util/generateThumbnail";
+import GenerateUrl from "../util/MediaUrlGen";
+import { FolderPaths } from "../util/serverInit";
+
+export async function JobsListMedia(req: Request, res: Response) {
+  const ro_number: string = (req.body.ro_number || "").trim();
+
+  const filesList: fs.Dirent[] = (
+    await fs.readdir(path.join(FolderPaths.Jobs, ro_number), {
+      withFileTypes: true,
+    })
+  ).filter((f) => f.isFile() && !/(^|\/)\.[^\/\.]/g.test(f.name));
+
+  const thumbnailGenerationQueue: Promise<void>[] = [];
+
+  const ret: MediaFile[] = filesList.map((file) => {
+    thumbnailGenerationQueue.push(
+      GenerateThumbnail(
+        path.join(FolderPaths.Jobs, ro_number, file.name),
+        path.join(
+          FolderPaths.Jobs,
+          ro_number,
+          FolderPaths.ThumbsSubDir,
+          file.name
+        )
+      )
+    );
+    return {
+      src: GenerateUrl([
+        FolderPaths.StaticPath,
+        FolderPaths.JobsFolder,
+        ro_number,
+        file.name,
+      ]),
+      thumb: GenerateUrl([
+        FolderPaths.StaticPath,
+        FolderPaths.JobsFolder,
+        ro_number,
+        FolderPaths.ThumbsSubDir,
+        file.name,
+      ]),
+    };
+  });
+  await Promise.all(thumbnailGenerationQueue);
+
+  res.json(ret);
+}
+
+interface MediaFile {
+  src: string;
+  thumb: string;
+}

package.json

@@ -15,11 +15,13 @@
     "cors": "2.8.5",
     "dotenv": "10.0.0",
     "express": "^4.17.3",
-    "fs-extra": "^10.1.0"
+    "fs-extra": "^10.1.0",
+    "image-thumbnail": "^1.0.14"
   },
   "devDependencies": {
     "@types/express": "^4.17.13",
     "@types/fs-extra": "^9.0.13",
+    "@types/image-thumbnail": "^1.0.1",
     "@types/node": "^16.11.32",
     "nodemon": "^2.0.15",
     "ts-node": "^10.7.0",

server.ts

@@ -1,8 +1,10 @@
 import express, { Express, Request, Response } from "express";
 import dotenv from "dotenv";
-import { resolve } from "path";
-import InitServer from "./util/serverInit";
-import { JobsListMedia } from "./jobs/jobs.get";
+import path, { resolve } from "path";
+import InitServer, { FolderPaths } from "./util/serverInit";
+import { JobsListMedia } from "./jobs/jobsListMedia";
+import bodyParser from "body-parser";
+import JobRequestValidator from "./jobs/jobRequestValidator";
 
 dotenv.config({
   path: resolve(process.cwd(), `.env.${process.env.NODE_ENV || "development"}`),
@@ -10,11 +12,15 @@ dotenv.config({
 
 const app: Express = express();
 const port = process.env.PORT;
+app.use(bodyParser.json({ limit: "50mb" }));
+app.use(bodyParser.urlencoded({ limit: "50mb", extended: true }));
+app.use(FolderPaths.StaticPath, express.static(FolderPaths.Root));
 
-app.get("/", JobsListMedia);
+app.get("/jobs/list", JobRequestValidator, JobsListMedia);
+app.post("/jobs/upload", JobRequestValidator, JobsListMedia);
 
 InitServer();
 
 app.listen(port, () => {
-  console.log(`⚡️[server]: Server is running at https://localhost:${port}`);
+  console.log(`ImEX Media Server is running at https://localhost:${port}`);
 });

util/MediaUrlGen.ts

@@ -0,0 +1,3 @@
+export default function GenerateUrl(components: string[]) {
+  return components.join("/").replace(/([^:]\/)\/+/g, "$1");
+}

util/generateThumbnail.ts

@@ -0,0 +1,30 @@
+import fs from "fs-extra";
+import { access } from "fs/promises";
+import imageThumbnail from "image-thumbnail";
+import path from "path";
+
+export default async function GenerateThumbnail(
+  file: string,
+  thumbPath: string
+) {
+  try {
+    //Ensure the thumbs directory exists.
+    await fs.ensureDir(path.dirname(thumbPath));
+
+    try {
+      await access(thumbPath);
+      return;
+      return;
+    } catch {}
+
+    const thumbnail = await imageThumbnail(file, {
+      responseType: "buffer",
+      height: 250,
+      width: 250,
+    });
+
+    await fs.writeFile(thumbPath, thumbnail);
+  } catch (err) {
+    console.error("Error when genenerating thumbnail:", thumbPath);
+  }
+}

util/serverInit.ts

@@ -8,11 +8,16 @@ dotenv.config({
 });
 
 const RootDirectory = process.env.MEDIA_PATH!.replace("~", os.homedir);
+const JobsFolder = "Jobs";
+const VendorsFolder = "Vendors";
 export const FolderPaths = {
   Root: RootDirectory,
-  Jobs: path.join(RootDirectory, "Jobs"),
-  Vendors: path.join(RootDirectory, "Vendors"),
+  Jobs: path.join(RootDirectory, JobsFolder),
+  Vendors: path.join(RootDirectory, VendorsFolder),
   ThumbsSubDir: "/thumbs",
+  StaticPath: "/static",
+  JobsFolder,
+  VendorsFolder,
 };
 
 export default function InitServer() {