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.env

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+PORT=8080
+API_KEY=api
+MONGO_URL=mongodb+srv://loda:[email protected]/?retryWrites=true&w=majority

package.json

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+{
+  "name": "whatsapp-ping",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "vite-node ./src/test/index.ts",
+    "dev": "concurrently \"vite-node --watch src/index.ts\" \"npx tailwindcss -i ./public/input.css -o ./public/global.css --watch\"",
+    "start": "pm2 start ./dist/index.js",
+    "build": "tsc && tailwindcss -i ./public/input.css -o ./public/global.css"
+  },
+  "keywords": [
+    "whatsapp ping"
+  ],
+  "author": "Zain-ul-din",
+  "license": "MIT",
+  "devDependencies": {
+    "@types/body-parser": "^1.19.5",
+    "@types/cors": "^2.8.17",
+    "@types/dotenv": "^8.2.0",
+    "@types/express": "^4.17.21",
+    "concurrently": "^8.2.2",
+    "husky": "^9.1.5",
+    "tailwindcss": "^3.4.10",
+    "typescript": "^5.6.3",
+    "vite-node": "^2.0.5"
+  },
+  "dependencies": {
+    "@hapi/boom": "^10.0.1",
+    "@whiskeysockets/baileys": "^6.7.9",
+    "@whiskeysockets/libsignal-node": "github:WhiskeySockets/libsignal-node",
+    "body-parser": "^1.20.2",
+    "cors": "^2.8.5",
+    "dotenv": "^16.4.5",
+    "ejs": "^3.1.10",
+    "express": "^4.19.2",
+    "express-rate-limit": "^7.4.0",
+    "mongo-baileys": "^1.0.1",
+    "mongodb": "^6.8.1",
+    "platformsh-config": "^2.4.1",
+    "qrcode-terminal": "^0.12.0",
+    "whatsapp-ping": "file:",
+    "zod": "^3.23.8"
+  }
+}

public/global.css

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+*, ::before, ::after {
+  --tw-border-spacing-x: 0;
+  --tw-border-spacing-y: 0;
+  --tw-translate-x: 0;
+  --tw-translate-y: 0;
+  --tw-rotate: 0;
+  --tw-skew-x: 0;
+  --tw-skew-y: 0;
+  --tw-scale-x: 1;
+  --tw-scale-y: 1;
+  --tw-pan-x:  ;
+  --tw-pan-y:  ;
+  --tw-pinch-zoom:  ;
+  --tw-scroll-snap-strictness: proximity;
+  --tw-gradient-from-position:  ;
+  --tw-gradient-via-position:  ;
+  --tw-gradient-to-position:  ;
+  --tw-ordinal:  ;
+  --tw-slashed-zero:  ;
+  --tw-numeric-figure:  ;
+  --tw-numeric-spacing:  ;
+  --tw-numeric-fraction:  ;
+  --tw-ring-inset:  ;
+  --tw-ring-offset-width: 0px;
+  --tw-ring-offset-color: #fff;
+  --tw-ring-color: rgb(59 130 246 / 0.5);
+  --tw-ring-offset-shadow: 0 0 #0000;
+  --tw-ring-shadow: 0 0 #0000;
+  --tw-shadow: 0 0 #0000;
+  --tw-shadow-colored: 0 0 #0000;
+  --tw-blur:  ;
+  --tw-brightness:  ;
+  --tw-contrast:  ;
+  --tw-grayscale:  ;
+  --tw-hue-rotate:  ;
+  --tw-invert:  ;
+  --tw-saturate:  ;
+  --tw-sepia:  ;
+  --tw-drop-shadow:  ;
+  --tw-backdrop-blur:  ;
+  --tw-backdrop-brightness:  ;
+  --tw-backdrop-contrast:  ;
+  --tw-backdrop-grayscale:  ;
+  --tw-backdrop-hue-rotate:  ;
+  --tw-backdrop-invert:  ;
+  --tw-backdrop-opacity:  ;
+  --tw-backdrop-saturate:  ;
+  --tw-backdrop-sepia:  ;
+  --tw-contain-size:  ;
+  --tw-contain-layout:  ;
+  --tw-contain-paint:  ;
+  --tw-contain-style:  ;
+}
+
+::backdrop {
+  --tw-border-spacing-x: 0;
+  --tw-border-spacing-y: 0;
+  --tw-translate-x: 0;
+  --tw-translate-y: 0;
+  --tw-rotate: 0;
+  --tw-skew-x: 0;
+  --tw-skew-y: 0;
+  --tw-scale-x: 1;
+  --tw-scale-y: 1;
+  --tw-pan-x:  ;
+  --tw-pan-y:  ;
+  --tw-pinch-zoom:  ;
+  --tw-scroll-snap-strictness: proximity;
+  --tw-gradient-from-position:  ;
+  --tw-gradient-via-position:  ;
+  --tw-gradient-to-position:  ;
+  --tw-ordinal:  ;
+  --tw-slashed-zero:  ;
+  --tw-numeric-figure:  ;
+  --tw-numeric-spacing:  ;
+  --tw-numeric-fraction:  ;
+  --tw-ring-inset:  ;
+  --tw-ring-offset-width: 0px;
+  --tw-ring-offset-color: #fff;
+  --tw-ring-color: rgb(59 130 246 / 0.5);
+  --tw-ring-offset-shadow: 0 0 #0000;
+  --tw-ring-shadow: 0 0 #0000;
+  --tw-shadow: 0 0 #0000;
+  --tw-shadow-colored: 0 0 #0000;
+  --tw-blur:  ;
+  --tw-brightness:  ;
+  --tw-contrast:  ;
+  --tw-grayscale:  ;
+  --tw-hue-rotate:  ;
+  --tw-invert:  ;
+  --tw-saturate:  ;
+  --tw-sepia:  ;
+  --tw-drop-shadow:  ;
+  --tw-backdrop-blur:  ;
+  --tw-backdrop-brightness:  ;
+  --tw-backdrop-contrast:  ;
+  --tw-backdrop-grayscale:  ;
+  --tw-backdrop-hue-rotate:  ;
+  --tw-backdrop-invert:  ;
+  --tw-backdrop-opacity:  ;
+  --tw-backdrop-saturate:  ;
+  --tw-backdrop-sepia:  ;
+  --tw-contain-size:  ;
+  --tw-contain-layout:  ;
+  --tw-contain-paint:  ;
+  --tw-contain-style:  ;
+}
+
+/*
+! tailwindcss v3.4.17 | MIT License | https://tailwindcss.com
+*/
+
+/*
+1. Prevent padding and border from affecting element width. (https://github.com/mozdevs/cssremedy/issues/4)
+2. Allow adding a border to an element by just adding a border-width. (https://github.com/tailwindcss/tailwindcss/pull/116)
+*/
+
+*,
+::before,
+::after {
+  box-sizing: border-box;
+  /* 1 */
+  border-width: 0;
+  /* 2 */
+  border-style: solid;
+  /* 2 */
+  border-color: #e5e7eb;
+  /* 2 */
+}
+
+::before,
+::after {
+  --tw-content: '';
+}
+
+/*
+1. Use a consistent sensible line-height in all browsers.
+2. Prevent adjustments of font size after orientation changes in iOS.
+3. Use a more readable tab size.
+4. Use the user's configured `sans` font-family by default.
+5. Use the user's configured `sans` font-feature-settings by default.
+6. Use the user's configured `sans` font-variation-settings by default.
+7. Disable tap highlights on iOS
+*/
+
+html,
+:host {
+  line-height: 1.5;
+  /* 1 */
+  -webkit-text-size-adjust: 100%;
+  /* 2 */
+  -moz-tab-size: 4;
+  /* 3 */
+  -o-tab-size: 4;
+     tab-size: 4;
+  /* 3 */
+  font-family: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
+  /* 4 */
+  font-feature-settings: normal;
+  /* 5 */
+  font-variation-settings: normal;
+  /* 6 */
+  -webkit-tap-highlight-color: transparent;
+  /* 7 */
+}
+
+/*
+1. Remove the margin in all browsers.
+2. Inherit line-height from `html` so users can set them as a class directly on the `html` element.
+*/
+
+body {
+  margin: 0;
+  /* 1 */
+  line-height: inherit;
+  /* 2 */
+}
+
+/*
+1. Add the correct height in Firefox.
+2. Correct the inheritance of border color in Firefox. (https://bugzilla.mozilla.org/show_bug.cgi?id=190655)
+3. Ensure horizontal rules are visible by default.
+*/
+
+hr {
+  height: 0;
+  /* 1 */
+  color: inherit;
+  /* 2 */
+  border-top-width: 1px;
+  /* 3 */
+}
+
+/*
+Add the correct text decoration in Chrome, Edge, and Safari.
+*/
+
+abbr:where([title]) {
+  -webkit-text-decoration: underline dotted;
+          text-decoration: underline dotted;
+}
+
+/*
+Remove the default font size and weight for headings.
+*/
+
+h1,
+h2,
+h3,
+h4,
+h5,
+h6 {
+  font-size: inherit;
+  font-weight: inherit;
+}
+
+/*
+Reset links to optimize for opt-in styling instead of opt-out.
+*/
+
+a {
+  color: inherit;
+  text-decoration: inherit;
+}
+
+/*
+Add the correct font weight in Edge and Safari.
+*/
+
+b,
+strong {
+  font-weight: bolder;
+}
+
+/*
+1. Use the user's configured `mono` font-family by default.
+2. Use the user's configured `mono` font-feature-settings by default.
+3. Use the user's configured `mono` font-variation-settings by default.
+4. Correct the odd `em` font sizing in all browsers.
+*/
+
+code,
+kbd,
+samp,
+pre {
+  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
+  /* 1 */
+  font-feature-settings: normal;
+  /* 2 */
+  font-variation-settings: normal;
+  /* 3 */
+  font-size: 1em;
+  /* 4 */
+}
+
+/*
+Add the correct font size in all browsers.
+*/
+
+small {
+  font-size: 80%;
+}
+
+/*
+Prevent `sub` and `sup` elements from affecting the line height in all browsers.
+*/
+
+sub,
+sup {
+  font-size: 75%;
+  line-height: 0;
+  position: relative;
+  vertical-align: baseline;
+}
+
+sub {
+  bottom: -0.25em;
+}
+
+sup {
+  top: -0.5em;
+}
+
+/*
+1. Remove text indentation from table contents in Chrome and Safari. (https://bugs.chromium.org/p/chromium/issues/detail?id=999088, https://bugs.webkit.org/show_bug.cgi?id=201297)
+2. Correct table border color inheritance in all Chrome and Safari. (https://bugs.chromium.org/p/chromium/issues/detail?id=935729, https://bugs.webkit.org/show_bug.cgi?id=195016)
+3. Remove gaps between table borders by default.
+*/
+
+table {
+  text-indent: 0;
+  /* 1 */
+  border-color: inherit;
+  /* 2 */
+  border-collapse: collapse;
+  /* 3 */
+}
+
+/*
+1. Change the font styles in all browsers.
+2. Remove the margin in Firefox and Safari.
+3. Remove default padding in all browsers.
+*/
+
+button,
+input,
+optgroup,
+select,
+textarea {
+  font-family: inherit;
+  /* 1 */
+  font-feature-settings: inherit;
+  /* 1 */
+  font-variation-settings: inherit;
+  /* 1 */
+  font-size: 100%;
+  /* 1 */
+  font-weight: inherit;
+  /* 1 */
+  line-height: inherit;
+  /* 1 */
+  letter-spacing: inherit;
+  /* 1 */
+  color: inherit;
+  /* 1 */
+  margin: 0;
+  /* 2 */
+  padding: 0;
+  /* 3 */
+}
+
+/*
+Remove the inheritance of text transform in Edge and Firefox.
+*/
+
+button,
+select {
+  text-transform: none;
+}
+
+/*
+1. Correct the inability to style clickable types in iOS and Safari.
+2. Remove default button styles.
+*/
+
+button,
+input:where([type='button']),
+input:where([type='reset']),
+input:where([type='submit']) {
+  -webkit-appearance: button;
+  /* 1 */
+  background-color: transparent;
+  /* 2 */
+  background-image: none;
+  /* 2 */
+}
+
+/*
+Use the modern Firefox focus style for all focusable elements.
+*/
+
+:-moz-focusring {
+  outline: auto;
+}
+
+/*
+Remove the additional `:invalid` styles in Firefox. (https://github.com/mozilla/gecko-dev/blob/2f9eacd9d3d995c937b4251a5557d95d494c9be1/layout/style/res/forms.css#L728-L737)
+*/
+
+:-moz-ui-invalid {
+  box-shadow: none;
+}
+
+/*
+Add the correct vertical alignment in Chrome and Firefox.
+*/
+
+progress {
+  vertical-align: baseline;
+}
+
+/*
+Correct the cursor style of increment and decrement buttons in Safari.
+*/
+
+::-webkit-inner-spin-button,
+::-webkit-outer-spin-button {
+  height: auto;
+}
+
+/*
+1. Correct the odd appearance in Chrome and Safari.
+2. Correct the outline style in Safari.
+*/
+
+[type='search'] {
+  -webkit-appearance: textfield;
+  /* 1 */
+  outline-offset: -2px;
+  /* 2 */
+}
+
+/*
+Remove the inner padding in Chrome and Safari on macOS.
+*/
+
+::-webkit-search-decoration {
+  -webkit-appearance: none;
+}
+
+/*
+1. Correct the inability to style clickable types in iOS and Safari.
+2. Change font properties to `inherit` in Safari.
+*/
+
+::-webkit-file-upload-button {
+  -webkit-appearance: button;
+  /* 1 */
+  font: inherit;
+  /* 2 */
+}
+
+/*
+Add the correct display in Chrome and Safari.
+*/
+
+summary {
+  display: list-item;
+}
+
+/*
+Removes the default spacing and border for appropriate elements.
+*/
+
+blockquote,
+dl,
+dd,
+h1,
+h2,
+h3,
+h4,
+h5,
+h6,
+hr,
+figure,
+p,
+pre {
+  margin: 0;
+}
+
+fieldset {
+  margin: 0;
+  padding: 0;
+}
+
+legend {
+  padding: 0;
+}
+
+ol,
+ul,
+menu {
+  list-style: none;
+  margin: 0;
+  padding: 0;
+}
+
+/*
+Reset default styling for dialogs.
+*/
+
+dialog {
+  padding: 0;
+}
+
+/*
+Prevent resizing textareas horizontally by default.
+*/
+
+textarea {
+  resize: vertical;
+}
+
+/*
+1. Reset the default placeholder opacity in Firefox. (https://github.com/tailwindlabs/tailwindcss/issues/3300)
+2. Set the default placeholder color to the user's configured gray 400 color.
+*/
+
+input::-moz-placeholder, textarea::-moz-placeholder {
+  opacity: 1;
+  /* 1 */
+  color: #9ca3af;
+  /* 2 */
+}
+
+input::placeholder,
+textarea::placeholder {
+  opacity: 1;
+  /* 1 */
+  color: #9ca3af;
+  /* 2 */
+}
+
+/*
+Set the default cursor for buttons.
+*/
+
+button,
+[role="button"] {
+  cursor: pointer;
+}
+
+/*
+Make sure disabled buttons don't get the pointer cursor.
+*/
+
+:disabled {
+  cursor: default;
+}
+
+/*
+1. Make replaced elements `display: block` by default. (https://github.com/mozdevs/cssremedy/issues/14)
+2. Add `vertical-align: middle` to align replaced elements more sensibly by default. (https://github.com/jensimmons/cssremedy/issues/14#issuecomment-634934210)
+   This can trigger a poorly considered lint error in some tools but is included by design.
+*/
+
+img,
+svg,
+video,
+canvas,
+audio,
+iframe,
+embed,
+object {
+  display: block;
+  /* 1 */
+  vertical-align: middle;
+  /* 2 */
+}
+
+/*
+Constrain images and videos to the parent width and preserve their intrinsic aspect ratio. (https://github.com/mozdevs/cssremedy/issues/14)
+*/
+
+img,
+video {
+  max-width: 100%;
+  height: auto;
+}
+
+/* Make elements with the HTML hidden attribute stay hidden by default */
+
+[hidden]:where(:not([hidden="until-found"])) {
+  display: none;
+}
+
+:root {
+  --background: 0 0% 100%;
+  --foreground: 240 10% 3.9%;
+  --card: 0 0% 100%;
+  --card-foreground: 240 10% 3.9%;
+  --popover: 0 0% 100%;
+  --popover-foreground: 240 10% 3.9%;
+  --primary: 240 5.9% 10%;
+  --primary-foreground: 0 0% 98%;
+  --secondary: 240 4.8% 95.9%;
+  --secondary-foreground: 240 5.9% 10%;
+  --muted: 240 4.8% 95.9%;
+  --muted-foreground: 240 3.8% 45%;
+  --accent: 240 4.8% 95.9%;
+  --accent-foreground: 240 5.9% 10%;
+  --destructive: 0 72% 51%;
+  --destructive-foreground: 0 0% 98%;
+  --border: 240 5.9% 90%;
+  --input: 240 5.9% 90%;
+  --ring: 240 5.9% 10%;
+  --radius: 0.5rem;
+}
+
+* {
+  border-color: hsl(var(--border));
+}
+
+body {
+  /* Your custom styles here */
+  font-family: "Inter", sans-serif;
+  background-color: hsl(var(--background));
+  color: hsl(var(--foreground));
+}
+
+h1,
+  h2,
+  h3,
+  h4,
+  h5,
+  h6 {
+  /* Your custom styles here */
+  font-family: "Inter", sans-serif;
+}
+
+.mx-auto {
+  margin-left: auto;
+  margin-right: auto;
+}
+
+.my-auto {
+  margin-top: auto;
+  margin-bottom: auto;
+}
+
+.mb-4 {
+  margin-bottom: 1rem;
+}
+
+.ml-auto {
+  margin-left: auto;
+}
+
+.mr-1 {
+  margin-right: 0.25rem;
+}
+
+.mt-2 {
+  margin-top: 0.5rem;
+}
+
+.mt-4 {
+  margin-top: 1rem;
+}
+
+.flex {
+  display: flex;
+}
+
+.hidden {
+  display: none;
+}
+
+.h-\[302px\] {
+  height: 302px;
+}
+
+.h-screen {
+  height: 100vh;
+}
+
+.w-\[302px\] {
+  width: 302px;
+}
+
+.w-full {
+  width: 100%;
+}
+
+.max-w-md {
+  max-width: 28rem;
+}
+
+.cursor-pointer {
+  cursor: pointer;
+}
+
+.flex-col {
+  flex-direction: column;
+}
+
+.items-center {
+  align-items: center;
+}
+
+.justify-center {
+  justify-content: center;
+}
+
+.text-balance {
+  text-wrap: balance;
+}
+
+.rounded-md {
+  border-radius: calc(var(--radius) - 2px);
+}
+
+.rounded-b-lg {
+  border-bottom-right-radius: var(--radius);
+  border-bottom-left-radius: var(--radius);
+}
+
+.border {
+  border-width: 1px;
+}
+
+.border-t {
+  border-top-width: 1px;
+}
+
+.border-gray-300 {
+  --tw-border-opacity: 1;
+  border-color: rgb(209 213 219 / var(--tw-border-opacity, 1));
+}
+
+.bg-blue-600 {
+  --tw-bg-opacity: 1;
+  background-color: rgb(37 99 235 / var(--tw-bg-opacity, 1));
+}
+
+.p-2 {
+  padding: 0.5rem;
+}
+
+.p-6 {
+  padding: 1.5rem;
+}
+
+.py-12 {
+  padding-top: 3rem;
+  padding-bottom: 3rem;
+}
+
+.py-2 {
+  padding-top: 0.5rem;
+  padding-bottom: 0.5rem;
+}
+
+.pt-2 {
+  padding-top: 0.5rem;
+}
+
+.text-center {
+  text-align: center;
+}
+
+.text-2xl {
+  font-size: 1.5rem;
+  line-height: 2rem;
+}
+
+.text-lg {
+  font-size: 1.125rem;
+  line-height: 1.75rem;
+}
+
+.font-medium {
+  font-weight: 500;
+}
+
+.font-semibold {
+  font-weight: 600;
+}
+
+.text-blue-400 {
+  --tw-text-opacity: 1;
+  color: rgb(96 165 250 / var(--tw-text-opacity, 1));
+}
+
+.text-gray-800 {
+  --tw-text-opacity: 1;
+  color: rgb(31 41 55 / var(--tw-text-opacity, 1));
+}
+
+.text-green-400 {
+  --tw-text-opacity: 1;
+  color: rgb(74 222 128 / var(--tw-text-opacity, 1));
+}
+
+.text-red-400 {
+  --tw-text-opacity: 1;
+  color: rgb(248 113 113 / var(--tw-text-opacity, 1));
+}
+
+.text-white {
+  --tw-text-opacity: 1;
+  color: rgb(255 255 255 / var(--tw-text-opacity, 1));
+}
+
+.shadow-sm {
+  --tw-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
+  --tw-shadow-colored: 0 1px 2px 0 var(--tw-shadow-color);
+  box-shadow: var(--tw-ring-offset-shadow, 0 0 #0000), var(--tw-ring-shadow, 0 0 #0000), var(--tw-shadow);
+}
+
+.transition {
+  transition-property: color, background-color, border-color, text-decoration-color, fill, stroke, opacity, box-shadow, transform, filter, -webkit-backdrop-filter;
+  transition-property: color, background-color, border-color, text-decoration-color, fill, stroke, opacity, box-shadow, transform, filter, backdrop-filter;
+  transition-property: color, background-color, border-color, text-decoration-color, fill, stroke, opacity, box-shadow, transform, filter, backdrop-filter, -webkit-backdrop-filter;
+  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
+  transition-duration: 150ms;
+}
+
+.duration-200 {
+  transition-duration: 200ms;
+}
+
+.hover\:bg-blue-700:hover {
+  --tw-bg-opacity: 1;
+  background-color: rgb(29 78 216 / var(--tw-bg-opacity, 1));
+}
+
+.hover\:text-blue-600:hover {
+  --tw-text-opacity: 1;
+  color: rgb(37 99 235 / var(--tw-text-opacity, 1));
+}
+
+.focus\:outline-none:focus {
+  outline: 2px solid transparent;
+  outline-offset: 2px;
+}
+
+.focus\:ring-2:focus {
+  --tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);
+  --tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);
+  box-shadow: var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow, 0 0 #0000);
+}
+
+.focus\:ring-blue-500:focus {
+  --tw-ring-opacity: 1;
+  --tw-ring-color: rgb(59 130 246 / var(--tw-ring-opacity, 1));
+}

public/input.css

@@ -0,0 +1,53 @@
+@tailwind base;
+@tailwind components;
+@tailwind utilities;
+
+@layer base {
+  .font-body,
+  .font-heading {
+    /* Your custom styles here */
+    font-family: "Inter", sans-serif;
+  }
+
+  :root {
+    --background: 0 0% 100%;
+    --foreground: 240 10% 3.9%;
+    --card: 0 0% 100%;
+    --card-foreground: 240 10% 3.9%;
+    --popover: 0 0% 100%;
+    --popover-foreground: 240 10% 3.9%;
+    --primary: 240 5.9% 10%;
+    --primary-foreground: 0 0% 98%;
+    --secondary: 240 4.8% 95.9%;
+    --secondary-foreground: 240 5.9% 10%;
+    --muted: 240 4.8% 95.9%;
+    --muted-foreground: 240 3.8% 45%;
+    --accent: 240 4.8% 95.9%;
+    --accent-foreground: 240 5.9% 10%;
+    --destructive: 0 72% 51%;
+    --destructive-foreground: 0 0% 98%;
+    --border: 240 5.9% 90%;
+    --input: 240 5.9% 90%;
+    --ring: 240 5.9% 10%;
+    --radius: 0.5rem;
+  }
+}
+
+@layer base {
+  * {
+    @apply border-border;
+  }
+
+  body {
+    @apply bg-background text-foreground font-body;
+  }
+
+  h1,
+  h2,
+  h3,
+  h4,
+  h5,
+  h6 {
+    @apply font-heading;
+  }
+}

setup.bash

@@ -0,0 +1,2 @@
+npm install
+npm run build

src/baileys/db.ts

@@ -0,0 +1,20 @@
+import { MongoClient } from "mongodb";
+import { AuthenticationCreds } from "@whiskeysockets/baileys";
+
+const dbName = "whatsapp";
+const collectionName = "authState";
+
+interface AuthDocument extends Document {
+  _id: string;
+  creds?: AuthenticationCreds;
+}
+
+async function connectDB() {
+  const client = new MongoClient(process.env.MONGO_URL || "");
+  await client.connect();
+  const db = client.db(dbName);
+  const collection = db.collection<AuthDocument>(collectionName);
+  return { client, collection };
+}
+
+export { connectDB };

src/baileys/index.ts

@@ -0,0 +1,87 @@
+import makeWASocket, {
+  DisconnectReason,
+  useMultiFileAuthState
+} from "@whiskeysockets/baileys";
+import { Boom } from "@hapi/boom";
+import * as fs from "fs";
+import { connectDB } from "./db";
+import { useMongoDBAuthState } from "mongo-baileys";
+
+async function connectToWhatsApp(onStart?: () => void) {
+  const { state, saveCreds } = process.env.MONGO_URL
+    ? await useMongoDBAuthState((await connectDB()).collection as any)
+    : await useMultiFileAuthState("auth_info_baileys");
+
+  const sock = makeWASocket({
+    // can provide additional config here
+    printQRInTerminal: true,
+    mobile: false,
+    keepAliveIntervalMs: 10000,
+    syncFullHistory: false,
+    markOnlineOnConnect: true,
+    defaultQueryTimeoutMs: undefined,
+    auth: state
+  });
+
+  sock.ev.on("creds.update", saveCreds);
+
+  const setupAuth = new Promise(async (resolve, rej) => {
+    sock.ev.on("connection.update", (update) => {
+      const { connection, lastDisconnect, qr } = update;
+      global.waQrCode = qr || null;
+      try {
+        if (connection === "close" && lastDisconnect) {
+          const statusCode = (lastDisconnect.error as Boom)?.output?.statusCode;
+          const shouldReconnect =
+            (lastDisconnect.error as Boom)?.output?.statusCode !==
+            DisconnectReason.loggedOut;
+
+          console.log(
+            "connection closed due to ",
+            lastDisconnect.error,
+            ", status code: ",
+            statusCode,
+            ", reconnecting ",
+            shouldReconnect
+          );
+          // reconnect if not logged out
+          if (shouldReconnect) {
+            connectToWhatsApp();
+          } else {
+            // clear credentials
+            if (lastDisconnect.error) {
+              if (fs.existsSync("./auth_info_baileys")) {
+                fs.rmSync("./auth_info_baileys", {
+                  force: true,
+                  recursive: true
+                });
+              }
+            }
+          }
+        } else if (connection === "open") {
+          console.log("\n ✔ opened connection \n");
+          resolve(null);
+        }
+      } catch (err) {
+        console.log(err);
+      }
+    });
+  });
+
+  const FIVE_MIN_IN_MS = 1000 * 60 * 5;
+
+  await Promise.race([
+    setupAuth,
+    new Promise((_, rej) =>
+      setTimeout(
+        () => rej("Timeout while setting up connection to whatsapp"),
+        FIVE_MIN_IN_MS
+      )
+    )
+  ]);
+
+  global.waSock = sock;
+}
+
+// run in main file
+export { connectToWhatsApp };

src/controllers/home.ts

@@ -0,0 +1,20 @@
+import { Request, Response } from "express";
+
+export const homeController = (req: Request, res: Response) => {
+  res.render("index");
+};
+
+export const getQrCodeController = (req: Request, res: Response) => {
+  const apiKey = req.body.api_key;
+
+  if (apiKey != process.env.API_KEY) {
+    res.render("error", { message: "Invalid Credentials" });
+    return;
+  }
+
+  if (global.waQrCode) {
+    res.render("qr", { qr: global.waQrCode });
+  } else {
+    res.render("qr", { qr: "" });
+  }
+};

src/controllers/index.ts

@@ -0,0 +1,4 @@
+import pingController from "./ping";
+import { getQrCodeController, homeController } from "./home";
+
+export { pingController, homeController, getQrCodeController };

src/controllers/ping.ts

@@ -0,0 +1,26 @@
+import { Request, Response } from "express";
+import { delay } from "../lib/delay";
+
+const pingController = async (req: Request, res: Response): Promise<void> => {
+  if (global.waSock == null) {
+    res.status(500).send({ error: "WA is not connected" });
+    return;
+  }
+  const { message, numbers, image } = req.body;
+  for (let number of numbers) {
+    const id = `${number}@s.whatsapp.net`;
+    if (image) {
+      const imgToBase64 = Buffer.from(image, "base64");
+      await global.waSock.sendMessage(id, {
+        image: imgToBase64,
+        caption: message
+      });
+    } else {
+      await global.waSock.sendMessage(id, { text: message });
+    }
+    await delay(100 * Math.random());
+  }
+  res.status(200).send({ message: "success" });
+};
+
+export default pingController;

src/index.ts

@@ -0,0 +1,35 @@
+import express from "express";
+import { homeRoute, pingRoute } from "./routes";
+import bodyParser from "body-parser";
+import dotenv from "dotenv";
+import cors from "cors";
+import { connectToWhatsApp } from "./baileys";
+
+const app = express();
+const PORT = process.env.PORT || 8080;
+
+dotenv.config();
+
+app.set("views", "./views");
+app.set("view engine", "ejs");
+
+app.use(cors({ origin: "*" }));
+app.use(express.static("public"));
+
+app.use(bodyParser.json({ limit: "20mb" }));
+app.use(express.urlencoded({ extended: true }));
+
+app.use(homeRoute);
+app.use(pingRoute);
+
+app.use((_, res) => {
+  res.status(404).json({ message: "Resource not found" });
+});
+
+(async () => {
+  await connectToWhatsApp();
+})();
+
+app.listen(PORT, () => {
+  console.log(`server is listening on localhost:${PORT}`);
+});

src/lib/delay.ts

@@ -0,0 +1 @@
+export const delay = (ms: number) => new Promise((r) => setTimeout(r, ms));

src/middlewares/api-key-authentication.ts

@@ -0,0 +1,21 @@
+import { Request, Response, NextFunction } from "express";
+
+const authentication = (req: Request, res: Response, next: NextFunction) => {
+  const authHeader = req.headers["authorization"];
+  if (!authHeader) {
+    return res.status(401).json({ message: "Missing authorization header" });
+  }
+
+  const apiKey = authHeader.split("Bearer ").at(-1);
+  if (!apiKey) {
+    return res.status(401).json({ message: "Invalid authorization format" });
+  }
+
+  if (process.env.API_KEY && apiKey === process.env.API_KEY) {
+    next();
+  } else {
+    res.status(401).json({ message: "Unauthorized" });
+  }
+};
+
+export default authentication;

src/middlewares/ping-message-validator.ts

@@ -0,0 +1,39 @@
+import { Request, Response, NextFunction } from "express";
+import { z } from "zod";
+
+const pingMessageSchema = z.object({
+  message: z
+    .string()
+    .min(1, "Message is required and must be a non-empty string"),
+  numbers: z
+    .array(
+      z
+        .string()
+        .min(12, "Each number must be at least 12 characters long")
+        .regex(
+          /^\d{12}$/,
+          "Invalid phone number format. Correct example: 123456789012"
+        )
+    )
+    .max(5, "You can provide a maximum of 5 phone numbers"),
+  image: z.string().optional()
+});
+
+const validatePingMessage = (
+  req: Request,
+  res: Response,
+  next: NextFunction
+): void => {
+  try {
+    pingMessageSchema.parse(req.body);
+    next();
+  } catch (error) {
+    if (error instanceof z.ZodError) {
+      res.status(400).json({ errors: error.errors });
+    } else {
+      res.status(500).json({ message: "Internal Server Error" });
+    }
+  }
+};
+
+export default validatePingMessage;

src/routes/home.ts

@@ -0,0 +1,9 @@
+import express from "express";
+import { getQrCodeController, homeController } from "../controllers";
+
+const router = express.Router();
+
+router.get("/", homeController);
+router.post("/", getQrCodeController);
+
+export default router;

src/routes/index.ts

@@ -0,0 +1,4 @@
+import pingRoute from "./ping";
+import homeRoute from "./home";
+
+export { pingRoute, homeRoute };

src/routes/ping.ts

@@ -0,0 +1,20 @@
+import express from "express";
+import { pingController } from "../controllers";
+import validatePingMessage from "../middlewares/ping-message-validator";
+import { rateLimit } from "express-rate-limit";
+import authentication from "../middlewares/api-key-authentication";
+
+const limiter = rateLimit({
+  windowMs: 1000,
+  limit: 5,
+  standardHeaders: "draft-7",
+  legacyHeaders: false
+});
+
+const route = express.Router();
+
+route.use(limiter);
+route.use(authentication);
+route.post("/ping", validatePingMessage, pingController);
+
+export default route;

src/test/index.ts

@@ -0,0 +1,3 @@
+import dotenv from "dotenv";
+dotenv.config();
+console.log("✔ All test has been passed");

src/types/AsyncReturnType.d.ts

@@ -0,0 +1,7 @@
+type AsyncReturnType<T extends (...args: any) => Promise<any>> = T extends (
+  ...args: any
+) => Promise<infer R>
+  ? R
+  : any;
+
+export default AsyncReturnType;

src/types/globals.d.ts

@@ -0,0 +1,8 @@
+import { WASocket } from "@whiskeysockets/baileys"; // Import the type for your socket
+
+declare global {
+  var waSock: WASocket | null;
+  var waQrCode: string | null;
+}
+
+export {};

tailwind.config.js

@@ -0,0 +1,64 @@
+/** @type {import('tailwindcss').Config} */
+module.exports = {
+  content: ["./views/**/*.{html,js,ejs}", "./public/**/*.{html,js}"],
+  theme: {
+    extend: {
+      colors: {
+        border: "hsl(var(--border))",
+        input: "hsl(var(--input))",
+        ring: "hsl(var(--ring))",
+        background: "hsl(var(--background))",
+        foreground: "hsl(var(--foreground))",
+        primary: {
+          DEFAULT: "hsl(var(--primary))",
+          foreground: "hsl(var(--primary-foreground))"
+        },
+        secondary: {
+          DEFAULT: "hsl(var(--secondary))",
+          foreground: "hsl(var(--secondary-foreground))"
+        },
+        destructive: {
+          DEFAULT: "hsl(var(--destructive))",
+          foreground: "hsl(var(--destructive-foreground))"
+        },
+        muted: {
+          DEFAULT: "hsl(var(--muted))",
+          foreground: "hsl(var(--muted-foreground))"
+        },
+        accent: {
+          DEFAULT: "hsl(var(--accent))",
+          foreground: "hsl(var(--accent-foreground))"
+        },
+        popover: {
+          DEFAULT: "hsl(var(--popover))",
+          foreground: "hsl(var(--popover-foreground))"
+        },
+        card: {
+          DEFAULT: "hsl(var(--card))",
+          foreground: "hsl(var(--card-foreground))"
+        }
+      },
+      borderRadius: {
+        xl: `calc(var(--radius) + 4px)`,
+        lg: `var(--radius)`,
+        md: `calc(var(--radius) - 2px)`,
+        sm: `calc(var(--radius) - 4px)`
+      },
+      keyframes: {
+        "accordion-down": {
+          from: { height: 0 },
+          to: { height: "var(--radix-accordion-content-height)" }
+        },
+        "accordion-up": {
+          from: { height: "var(--radix-accordion-content-height)" },
+          to: { height: 0 }
+        }
+      },
+      animation: {
+        "accordion-down": "accordion-down 0.2s ease-out",
+        "accordion-up": "accordion-up 0.2s ease-out"
+      }
+    }
+  },
+  plugins: []
+};

tsconfig.json

@@ -0,0 +1,12 @@
+{
+  "compilerOptions": {
+    "target": "ES6",
+    "module": "commonjs",
+    "outDir": "./dist",
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true
+  },
+  "include": ["src/**/*.ts"],
+  "exclude": ["node_modules"]
+}

views/error.ejs

@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>Error - Whats App Ping</title>
+    <link href="/global.css" rel="stylesheet" />
+    <script src="https://cdn.tailwindcss.com"></script>
+  </head>
+  <body>
+    <main class="h-screen flex flex-col items-center justify-center">
+      <div class="border rounded-b-lg shadow-sm w-full max-w-md p-6">
+        <h1 class="text-red-400 text-lg font-medium text-center py-12">
+          Error: <%= message %>
+        </h1>
+      </div>
+    </main>
+  </body>
+</html>

views/index.ejs

@@ -0,0 +1,67 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>Whats App Ping</title>
+    <link href="/global.css" rel="stylesheet" />
+    <script src="https://cdn.tailwindcss.com"></script>
+  </head>
+  <body>
+    <main class="h-screen flex flex-col items-center justify-center">
+      <div
+        class="charming-header border rounded-b-lg shadow-sm w-full max-w-md p-6"
+      >
+        <h1 class="text-2xl font-semibold text-center mb-4">
+          🔔 Whats App Ping
+        </h1>
+        <form method="post" action="/">
+          <label class="flex flex-col mb-4">
+            <span class="text-lg">API Key</span>
+            <input
+              type="text"
+              placeholder="Enter your API key"
+              class="mt-2 p-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500"
+              name="api_key"
+              required
+            />
+          </label>
+          <button
+            type="submit"
+            class="w-full bg-blue-600 text-white py-2 rounded-md hover:bg-blue-700 transition duration-200"
+          >
+            Submit
+          </button>
+        </form>
+
+        <div class="mt-4 flex">
+          <a
+            class="ml-auto flex cursor-pointer items-center text-gray-800 hover:text-blue-600 transition duration-200"
+            href="https://github.com/Zain-ul-din/whatsapp-ping"
+            target="_blank"
+          >
+            <!-- GitHub SVG Icon -->
+            <svg
+              xmlns="http://www.w3.org/2000/svg"
+              width="20"
+              height="20"
+              viewBox="0 0 24 24"
+              fill="none"
+              stroke="currentColor"
+              stroke-width="2"
+              stroke-linecap="round"
+              stroke-linejoin="round"
+              class="lucide lucide-github mr-1"
+            >
+              <path
+                d="M15 22v-4a4.8 4.8 0 0 0-1-3.5c3 0 6-2 6-5.5.08-1.25-.27-2.48-1-3.5.28-1.15.28-2.35 0-3.5 0 0-1 0-3 1.5-2.64-.5-5.36-.5-8 0C6 2 5 2 5 2c-.3 1.15-.3 2.35 0 3.5A5.403 5.403 0 0 0 4 9c0 3.5 3 5.5 6 5.5-.39.49-.68 1.05-.85 1.65-.17.6-.22 1.23-.15 1.85v4"
+              />
+              <path d="M9 18c-4.51 2-5-2-7-2" />
+            </svg>
+            View On GitHub
+          </a>
+        </div>
+      </div>
+    </main>
+  </body>
+</html>

views/qr.ejs

@@ -0,0 +1,46 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>Scan Qr - Whats App Ping</title>
+    <link href="/global.css" rel="stylesheet" />
+    <script src="https://cdn.tailwindcss.com"></script>
+    <script src="https://cdn.rawgit.com/davidshimjs/qrcodejs/gh-pages/qrcode.min.js"></script>
+  </head>
+  <body>
+    <main class="h-screen flex flex-col items-center justify-center">
+      <div
+        class="charming-header border rounded-b-lg flex flex-col justify-center items-center shadow-sm w-full max-w-md p-6"
+      >
+        <input id="qr_code" value="<%= qr %>" hidden />
+        <div id="qrcode" class="w-[302px] h-[302px] my-auto mx-auto"></div>
+
+        <% if (qr.length == 0) { %>
+        <p class="text-blue-400 text-balance font-medium border-t pt-2">
+          QR code generation is still in progress; please wait a minute and try
+          again.
+        </p>
+        <% } else { %>
+        <p class="text-green-400 text-balance font-medium border-t pt-2">
+          Use your phone to scan the QR code.
+        </p>
+        <% } %>
+      </div>
+    </main>
+
+    <script>
+      var qrcode = new QRCode("qrcode");
+
+      function makeCode() {
+        var elText = document.getElementById("qr_code");
+
+        if (!elText.value) return;
+
+        qrcode.makeCode(elText.value);
+      }
+
+      makeCode();
+    </script>
+  </body>
+</html>