implemented snazzy mobile navbar-toggle hamburger animation

assets/css/_fonts.scss

@@ -1,7 +1,7 @@
 /* Fontsource Lato */
 // @import "../node_modules/@fontsource/lato/100.css";        /* thin | normal */
 // @import "../node_modules/@fontsource/lato/100-italic.css"; /* thin | italic */
-// @import "../node_modules/@fontsource/lato/300.css";        /* light | normal */
+@import "../node_modules/@fontsource/lato/300.css"; /* light | normal */
 // @import "../node_modules/@fontsource/lato/300-italic.css"; /* light | italic */
 @import "../node_modules/@fontsource/lato/400.css"; /* normal | normal */
 // @import "../node_modules/@fontsource/lato/400-italic.css"; /* normal | italic */

assets/css/_nav-burger.scss

@@ -0,0 +1,56 @@
+/* Hamburger settings overrides */
+$hamburger-padding-x: 0.95rem !default;
+$hamburger-padding-y: 0.625rem !default;
+$hamburger-layer-width: 1.5rem !default;
+$hamburger-layer-height: 2px !default;
+$hamburger-layer-spacing: 6px !default;
+// * skipping default color, using color from bootstrap instead, below
+// $hamburger-layer-color: rgba(0, 0, 0, 0.55) !default;
+$hamburger-layer-border-radius: 0.25rem !default;
+$hamburger-hover-opacity: 0.7 !default;
+// * skipping default color, using color from bootstrap instead, below
+// $hamburger-active-layer-color: $hamburger-layer-color !default;
+$hamburger-active-hover-opacity: $hamburger-hover-opacity !default;
+
+/* import hamburgers sass */
+@import "../node_modules/hamburgers/_sass/hamburgers/hamburgers.scss";
+
+/* correct colors to match bootstrap defaults */
+.navbar-light {
+  .hamburger {
+    &.navbar-toggler {
+      border: 1px $navbar-light-toggler-border-color solid !important;
+      .hamburger-inner {
+        &,
+        &::before,
+        &::after {
+          background-color: $navbar-light-color;
+        }
+      }
+      &.is-active {
+        .hamburger-inner::after {
+          background-color: $navbar-light-color;
+        }
+      }
+    }
+  }
+}
+.navbar-dark {
+  .hamburger {
+    &.navbar-toggler {
+      border: 1px $navbar-dark-toggler-border-color solid !important;
+      .hamburger-inner {
+        &,
+        &::before,
+        &::after {
+          background-color: $navbar-dark-color;
+        }
+      }
+      &.is-active {
+        .hamburger-inner::after {
+          background-color: $navbar-dark-color;
+        }
+      }
+    }
+  }
+}

assets/css/app.scss

@@ -14,19 +14,7 @@
 @import "phx-liveview";
 
 /* Navbar toggler icon override */
-.navbar-toggler-icon {
+@import "nav-burger";
-  -webkit-transition: background 150ms ease;
-  -moz-transition: background 150ms ease;
-  -o-transition: background 150ms ease;
-  -ms-transition: background 150ms ease;
-  transition: background 150ms ease;
-}
-.navbar-light .navbar-toggler.collapsed .navbar-toggler-icon {
-  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="rgba(0, 0, 0, 0.55)"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 6h16M4 12h16M4 18h16" /></svg>');
-}
-.navbar-light .navbar-toggler .navbar-toggler-icon {
-  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="rgba(0, 0, 0, 0.55)"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12" /></svg>');
-}
 
 /* Alerts and form errors */
 .alert:empty {

assets/js/_hamburger.js

@@ -0,0 +1,12 @@
+const togglerBtn = document.getElementById("navbarSupportedContentToggler");
+const navbarContent = document.getElementById("navbarSupportedContent");
+
+navbarContent.addEventListener("show.bs.collapse", () => {
+  console.log("opening navbar content");
+  togglerBtn.classList.toggle("is-active");
+});
+
+navbarContent.addEventListener("hide.bs.collapse", () => {
+  console.log("closing navbar content");
+  togglerBtn.classList.toggle("is-active");
+});

assets/js/app.js

@@ -24,6 +24,8 @@ import { LiveSocket } from "phoenix_live_view";
 // Bootstrap v5 js imports
 import "bootstrap/js/dist/collapse";
 import "bootstrap/js/dist/dropdown";
+// Boostrap helpers
+import "./_hamburger";
 
 // LiveSocket setup
 let csrfToken = document

assets/package-lock.json

@@ -11,6 +11,7 @@
         "@popperjs/core": "^2.8.4",
         "bootstrap": "^5.0.0-beta2",
         "bootstrap-icons": "^1.4.0",
+        "hamburgers": "^1.1.3",
         "heroicons": "^0.4.2",
         "phoenix": "file:../deps/phoenix",
         "phoenix_html": "file:../deps/phoenix_html",
@@ -3907,6 +3908,11 @@
       "integrity": "sha512-nTnJ528pbqxYanhpDYsi4Rd8MAeaBA67+RZ10CM1m3bTAVFEDcd5AuA4a6W5YkGZ1iNXHzZz8T6TBKLeBuNriQ==",
       "dev": true
     },
+    "node_modules/hamburgers": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/hamburgers/-/hamburgers-1.1.3.tgz",
+      "integrity": "sha512-qpfnJwZq6ATAGJEriwuyfVNgT++GG+o+3bBfPYF7F3WY452cYKbaYGUuqwhp+3kHLI6CL4VIBfj8bfbp90Lp1A=="
+    },
     "node_modules/has": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/has/-/has-1.0.3.tgz",
@@ -12840,6 +12846,11 @@
       "integrity": "sha512-nTnJ528pbqxYanhpDYsi4Rd8MAeaBA67+RZ10CM1m3bTAVFEDcd5AuA4a6W5YkGZ1iNXHzZz8T6TBKLeBuNriQ==",
       "dev": true
     },
+    "hamburgers": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/hamburgers/-/hamburgers-1.1.3.tgz",
+      "integrity": "sha512-qpfnJwZq6ATAGJEriwuyfVNgT++GG+o+3bBfPYF7F3WY452cYKbaYGUuqwhp+3kHLI6CL4VIBfj8bfbp90Lp1A=="
+    },
     "has": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/has/-/has-1.0.3.tgz",

assets/package.json

@@ -12,6 +12,7 @@
     "@popperjs/core": "^2.8.4",
     "bootstrap": "^5.0.0-beta2",
     "bootstrap-icons": "^1.4.0",
+    "hamburgers": "^1.1.3",
     "heroicons": "^0.4.2",
     "phoenix": "file:../deps/phoenix",
     "phoenix_html": "file:../deps/phoenix_html",

lib/bones73k_web/templates/layout/_navbar.html.eex

@@ -1,13 +1,15 @@
 <nav class="navbar navbar-expand-lg navbar-light bg-light">
   <div class="container">
 
-    <%= link to: Routes.page_path(@conn, :index), class: "navbar-brand py-0" do %>
+    <%= link to: Routes.page_path(@conn, :index), class: "navbar-brand py-0 fs-4" do %>
       <%= icon_div @conn, "mdi-skull-crossbones", [class: "icon baseline fs-3"] %>
-      <span>Bones73k</span>
+      <span class="fw-light">Bones73k</span>
     <% end %>
 
-    <button class="navbar-toggler collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
+    <button class="hamburger hamburger--squeeze collapsed navbar-toggler" id="navbarSupportedContentToggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
-      <span class="navbar-toggler-icon"></span>
+      <span class="hamburger-box d-flex">
+        <span class="hamburger-inner"></span>
+      </span>
     </button>
 
     <div class="collapse navbar-collapse" id="navbarSupportedContent" phx-update="ignore">