first commit

helper/logger.js

@@ -0,0 +1,14 @@
+const logger = (req, res, next) => {
+  const time = new Date().toUTCString();
+  console.log(
+    `---------------------------------------------------------------\n${time}`,
+    JSON.stringify({
+      method: req.method,
+      path: req.path,
+      ...req.headers,
+    })
+  );
+  next();
+};
+
+module.exports = logger;

helper/middleware.js

@@ -0,0 +1,45 @@
+const multer = require('multer');
+const path = require('path');
+
+//Disk for save file
+const storage = multer.diskStorage({
+  destination: (req, res, cb) => {
+    cb(null, './public');
+  },
+  filename: (req, file, cb) => {
+    const nameFormat = `${Date.now()}-${file.fieldname}${path.extname(
+      file.originalname
+    )}`;
+    cb(null, nameFormat);
+  },
+});
+
+//Limit filesize
+const limits = {
+  fileSize: 10_1000_1000,
+};
+
+const upload = multer({
+  storage,
+  limits,
+});
+
+const uploadMiddleware = (req, res, next) => {
+  const singleUpload = upload.single('image');
+  singleUpload(req, res, (err) => {
+    if (err) {
+      res.json({
+        success: false,
+        error: err,
+      });
+    } else if (!req.file) {
+      res.json({
+        success: false,
+        error: 'File not found',
+      });
+    } else {
+      next();
+    }
+  });
+};
+module.exports = uploadMiddleware;

helper/resizer.js

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+const sharp = require('sharp');
+const fs = require('fs');
+
+const resizer = async (req, res) => {
+  try {
+    const { width, height, quality, format } = req.query;
+    const { filename } = req.params;
+
+    if (width) {
+      if (parseInt(width) > 5000) {
+        return res.status(400).json({
+          success: false,
+          message: 'Error. Width must be <=5000',
+        });
+      }
+    }
+
+    if (height) {
+      if (parseInt(height) > 5000) {
+        return res.status(400).json({
+          success: false,
+          message: 'Error. Height must be <=5000',
+        });
+      }
+    }
+
+    if (quality) {
+      if (parseInt(quality) > 100) {
+        return res.status(400).json({
+          success: false,
+          message: 'Error. Quality must be <=100',
+        });
+      }
+    }
+
+    const image = sharp(`./public/${filename}`);
+    let formatImage = (await image.metadata()).format;
+    formatImage = format || formatImage === 'svg' ? 'png' : formatImage;
+    const widthImage = width ? parseInt(width) : (await image.metadata()).width;
+    const heightImage = height
+      ? parseInt(height)
+      : (await image.metadata()).height;
+
+    const resizedImage = await image
+      .resize(widthImage, heightImage)
+      .toFormat(formatImage, {
+        quality: quality ? parseInt(quality) : 100,
+      })
+      .withMetadata()
+      .toBuffer();
+
+    res.setHeader('content-type', 'image');
+    res.send(resizedImage);
+
+    fs.unlinkSync('public/' + filename);
+  } catch (error) {
+    res.setHeader('content-type', 'application/json');
+    res.status(500).json({
+      success: false,
+      message: 'Internal server error',
+    });
+  }
+};
+
+module.exports = resizer;