feat(15): stylings of steps 1-3

and mobile styling of step 4

15-multi-step-form/src/main/resources/public/images/tail-spin.svg

@@ -0,0 +1,32 @@
+<!-- By Sam Herbert (@sherb), for everyone. More @ http://goo.gl/7AJzbL -->
+<svg width="38" height="38" viewBox="0 0 38 38" xmlns="http://www.w3.org/2000/svg">
+    <defs>
+        <linearGradient x1="8.042%" y1="0%" x2="65.682%" y2="23.865%" id="a">
+            <stop stop-color="hsl(228, 100%, 84%)" stop-opacity="0" offset="0%"/>
+            <stop stop-color="hsl(228, 100%, 84%)" stop-opacity=".631" offset="63.146%"/>
+            <stop stop-color="hsl(228, 100%, 84%)" offset="100%"/>
+        </linearGradient>
+    </defs>
+    <g fill="none" fill-rule="evenodd">
+        <g transform="translate(1 1)">
+            <path d="M36 18c0-9.94-8.06-18-18-18" id="Oval-2" stroke="url(#a)" stroke-width="2">
+                <animateTransform
+                    attributeName="transform"
+                    type="rotate"
+                    from="0 18 18"
+                    to="360 18 18"
+                    dur="0.9s"
+                    repeatCount="indefinite" />
+            </path>
+            <circle fill="#fff" cx="36" cy="18" r="1">
+                <animateTransform
+                    attributeName="transform"
+                    type="rotate"
+                    from="0 18 18"
+                    to="360 18 18"
+                    dur="0.9s"
+                    repeatCount="indefinite" />
+            </circle>
+        </g>
+    </g>
+</svg>

15-multi-step-form/src/main/resources/public/lalala.txt

@@ -1 +0,0 @@
-hello from the resource file!

15-multi-step-form/src/main/resources/public/out.css

@@ -548,30 +548,26 @@ video {
   bottom: 0px;
 }
 
-.z-0 {
-  z-index: 0;
+.end-0 {
+  inset-inline-end: 0px;
 }
 
-.z-10 {
-  z-index: 10;
+.top-0 {
+  top: 0px;
+}
+
+.z-20 {
+  z-index: 20;
 }
 
 .z-40 {
   z-index: 40;
 }
 
-.z-50 {
-  z-index: 50;
-}
-
 .col-start-2 {
   grid-column-start: 2;
 }
 
-.row-span-full {
-  grid-row: 1 / -1;
-}
-
 .row-span-2 {
   grid-row: span 2 / span 2;
 }
@@ -580,26 +576,8 @@ video {
   grid-row-start: 1;
 }
 
-.m-8 {
-  margin: 2rem;
-}
-
-.m-4 {
-  margin: 1rem;
-}
-
-.m-6 {
-  margin: 1.5rem;
-}
-
-.my-10 {
-  margin-top: 2.5rem;
-  margin-bottom: 2.5rem;
-}
-
-.my-8 {
-  margin-top: 2rem;
-  margin-bottom: 2rem;
+.m-3 {
+  margin: 0.75rem;
 }
 
 .my-7 {
@@ -607,14 +585,47 @@ video {
   margin-bottom: 1.75rem;
 }
 
+.my-3 {
+  margin-top: 0.75rem;
+  margin-bottom: 0.75rem;
+}
+
+.mx-3 {
+  margin-left: 0.75rem;
+  margin-right: 0.75rem;
+}
+
+.mx-9 {
+  margin-left: 2.25rem;
+  margin-right: 2.25rem;
+}
+
+.my-4 {
+  margin-top: 1rem;
+  margin-bottom: 1rem;
+}
+
+.my-5 {
+  margin-top: 1.25rem;
+  margin-bottom: 1.25rem;
+}
+
 .-mt-20 {
   margin-top: -5rem;
 }
 
+.mb-2 {
+  margin-bottom: 0.5rem;
+}
+
 .ml-2 {
   margin-left: 0.5rem;
 }
 
+.ml-20 {
+  margin-left: 5rem;
+}
+
 .ml-6 {
   margin-left: 1.5rem;
 }
@@ -631,20 +642,36 @@ video {
   margin-top: 0.3rem;
 }
 
-.ml-\[200px\] {
-  margin-left: 200px;
+.mt-3 {
+  margin-top: 0.75rem;
 }
 
-.ml-\[100px\] {
-  margin-left: 100px;
+.mb-4 {
+  margin-bottom: 1rem;
 }
 
-.ml-\[70px\] {
-  margin-left: 70px;
+.mt-2 {
+  margin-top: 0.5rem;
 }
 
-.ml-20 {
-  margin-left: 5rem;
+.ml-16 {
+  margin-left: 4rem;
+}
+
+.mb-10 {
+  margin-bottom: 2.5rem;
+}
+
+.mb-3 {
+  margin-bottom: 0.75rem;
+}
+
+.mt-4 {
+  margin-top: 1rem;
+}
+
+.mt-5 {
+  margin-top: 1.25rem;
 }
 
 .flex {
@@ -671,6 +698,10 @@ video {
   height: 3rem;
 }
 
+.h-14 {
+  height: 3.5rem;
+}
+
 .h-20 {
   height: 5rem;
 }
@@ -687,34 +718,42 @@ video {
   height: 1.25rem;
 }
 
-.h-8 {
-  height: 2rem;
+.h-6 {
+  height: 1.5rem;
 }
 
-.h-screen {
-  height: 100vh;
+.h-8 {
+  height: 2rem;
 }
 
 .h-full {
   height: 100%;
 }
 
-.h-6 {
-  height: 1.5rem;
+.h-screen {
+  height: 100vh;
 }
 
-.h-4 {
-  height: 1rem;
+.h-16 {
+  height: 4rem;
 }
 
 .w-11\/12 {
   width: 91.666667%;
 }
 
+.w-14 {
+  width: 3.5rem;
+}
+
 .w-24 {
   width: 6rem;
 }
 
+.w-6 {
+  width: 1.5rem;
+}
+
 .w-8 {
   width: 2rem;
 }
@@ -731,14 +770,6 @@ video {
   width: 100vw;
 }
 
-.w-6 {
-  width: 1.5rem;
-}
-
-.w-4 {
-  width: 1rem;
-}
-
 .grow {
   flex-grow: 1;
 }
@@ -757,12 +788,28 @@ video {
   grid-template-columns: repeat(3, minmax(0, 1fr));
 }
 
+.grid-cols-\[1fr_100px\] {
+  grid-template-columns: 1fr 100px;
+}
+
+.grid-cols-\[auto_1fr\] {
+  grid-template-columns: auto 1fr;
+}
+
 .grid-cols-\[repeat\(4\2c _auto\)\] {
   grid-template-columns: repeat(4, auto);
 }
 
-.grid-cols-\[1fr_100px\] {
-  grid-template-columns: 1fr 100px;
+.grid-cols-\[1fr_auto\] {
+  grid-template-columns: 1fr auto;
+}
+
+.grid-cols-\[1fr_50px\] {
+  grid-template-columns: 1fr 50px;
+}
+
+.grid-cols-\[1fr_70px\] {
+  grid-template-columns: 1fr 70px;
 }
 
 .flex-row {
@@ -789,6 +836,10 @@ video {
   align-items: center;
 }
 
+.justify-items-center {
+  justify-items: center;
+}
+
 .gap-x-5 {
   -moz-column-gap: 1.25rem;
        column-gap: 1.25rem;
@@ -798,18 +849,26 @@ video {
   row-gap: 1rem;
 }
 
+.gap-y-3 {
+  row-gap: 0.75rem;
+}
+
 .divide-y > :not([hidden]) ~ :not([hidden]) {
   --tw-divide-y-reverse: 0;
   border-top-width: calc(1px * calc(1 - var(--tw-divide-y-reverse)));
   border-bottom-width: calc(1px * var(--tw-divide-y-reverse));
 }
 
-.self-center {
-  align-self: center;
+.place-self-center {
+  place-self: center;
 }
 
-.justify-self-center {
-  justify-self: center;
+.self-end {
+  align-self: flex-end;
+}
+
+.self-center {
+  align-self: center;
 }
 
 .rounded {
@@ -842,16 +901,16 @@ video {
   border-color: rgb(255 255 255 / var(--tw-border-opacity));
 }
 
+.border-light-gray {
+  --tw-border-opacity: 1;
+  border-color: hsl(229 24% 87% / var(--tw-border-opacity));
+}
+
 .bg-green-200 {
   --tw-bg-opacity: 1;
   background-color: rgb(187 247 208 / var(--tw-bg-opacity));
 }
 
-.bg-light-gray {
-  --tw-bg-opacity: 1;
-  background-color: hsl(229 24% 87% / var(--tw-bg-opacity));
-}
-
 .bg-magnolia {
   --tw-bg-opacity: 1;
   background-color: hsl(217 100% 97% / var(--tw-bg-opacity));
@@ -862,48 +921,76 @@ video {
   background-color: hsl(213 96% 18% / var(--tw-bg-opacity));
 }
 
+.bg-purplish-blue {
+  --tw-bg-opacity: 1;
+  background-color: hsl(243 100% 62% / var(--tw-bg-opacity));
+}
+
 .bg-white {
   --tw-bg-opacity: 1;
   background-color: rgb(255 255 255 / var(--tw-bg-opacity));
 }
 
-.bg-yellow-500 {
-  --tw-bg-opacity: 1;
-  background-color: rgb(234 179 8 / var(--tw-bg-opacity));
+.\!bg-red-500 {
+  --tw-bg-opacity: 1 !important;
+  background-color: rgb(239 68 68 / var(--tw-bg-opacity)) !important;
 }
 
-.bg-cool-gray {
-  --tw-bg-opacity: 1;
-  background-color: hsl(231 11% 63% / var(--tw-bg-opacity));
+.\!bg-white {
+  --tw-bg-opacity: 1 !important;
+  background-color: rgb(255 255 255 / var(--tw-bg-opacity)) !important;
 }
 
-.bg-light-blue {
-  --tw-bg-opacity: 1;
-  background-color: hsl(206 94% 87% / var(--tw-bg-opacity));
+.\!bg-light-blue {
+  --tw-bg-opacity: 1 !important;
+  background-color: hsl(206 94% 87% / var(--tw-bg-opacity)) !important;
 }
 
-.bg-pastel-blue {
+.bg-light-gray {
   --tw-bg-opacity: 1;
-  background-color: hsl(228 100% 84% / var(--tw-bg-opacity));
+  background-color: hsl(229 24% 87% / var(--tw-bg-opacity));
 }
 
-.bg-purplish-blue {
-  --tw-bg-opacity: 1;
-  background-color: hsl(243 100% 62% / var(--tw-bg-opacity));
+.bg-light-gray\/50 {
+  background-color: hsl(229 24% 87% / 0.5);
+}
+
+.bg-light-gray\/25 {
+  background-color: hsl(229 24% 87% / 0.25);
+}
+
+.bg-magnolia\/75 {
+  background-color: hsl(217 100% 97% / 0.75);
 }
 
 .bg-sidebar-mobile {
   background-image: url("images/bg-sidebar-mobile.svg");
 }
 
+.bg-auto {
+  background-size: auto;
+}
+
+.bg-cover {
+  background-size: cover;
+}
+
 .bg-no-repeat {
   background-repeat: no-repeat;
 }
 
+.fill-current {
+  fill: currentColor;
+}
+
 .p-1 {
   padding: 0.25rem;
 }
 
+.p-3 {
+  padding: 0.75rem;
+}
+
 .px-4 {
   padding-left: 1rem;
   padding-right: 1rem;
@@ -914,6 +1001,11 @@ video {
   padding-right: 1.5rem;
 }
 
+.py-20 {
+  padding-top: 5rem;
+  padding-bottom: 5rem;
+}
+
 .py-3 {
   padding-top: 0.75rem;
   padding-bottom: 0.75rem;
@@ -929,20 +1021,33 @@ video {
   padding-bottom: 2rem;
 }
 
+.px-3 {
+  padding-left: 0.75rem;
+  padding-right: 0.75rem;
+}
+
+.pl-6 {
+  padding-left: 1.5rem;
+}
+
 .pt-3 {
   padding-top: 0.75rem;
 }
 
-.pl-8 {
-  padding-left: 2rem;
+.pl-4 {
+  padding-left: 1rem;
 }
 
 .pl-5 {
   padding-left: 1.25rem;
 }
 
-.pl-6 {
-  padding-left: 1.5rem;
+.pb-5 {
+  padding-bottom: 1.25rem;
+}
+
+.text-center {
+  text-align: center;
 }
 
 .text-2xl {
@@ -960,6 +1065,11 @@ video {
   line-height: 1.25rem;
 }
 
+.text-xs {
+  font-size: 0.75rem;
+  line-height: 1rem;
+}
+
 .font-bold {
   font-weight: 700;
 }
@@ -977,6 +1087,11 @@ video {
   color: hsl(231 11% 63% / var(--tw-text-opacity));
 }
 
+.text-green-500 {
+  --tw-text-opacity: 1;
+  color: rgb(34 197 94 / var(--tw-text-opacity));
+}
+
 .text-light-gray {
   --tw-text-opacity: 1;
   color: hsl(229 24% 87% / var(--tw-text-opacity));
@@ -992,6 +1107,50 @@ video {
   color: rgb(255 255 255 / var(--tw-text-opacity));
 }
 
+.\!text-marine-blue {
+  --tw-text-opacity: 1 !important;
+  color: hsl(213 96% 18% / var(--tw-text-opacity)) !important;
+}
+
+.text-purplish-blue {
+  --tw-text-opacity: 1;
+  color: hsl(243 100% 62% / var(--tw-text-opacity));
+}
+
+.text-magnolia {
+  --tw-text-opacity: 1;
+  color: hsl(217 100% 97% / var(--tw-text-opacity));
+}
+
+.text-alabaster {
+  --tw-text-opacity: 1;
+  color: hsl(231 100% 99% / var(--tw-text-opacity));
+}
+
+.underline {
+  text-decoration-line: underline;
+}
+
+.accent-green-500 {
+  accent-color: #22c55e;
+}
+
+.accent-marine-blue {
+  accent-color: hsl(213, 96%, 18%);
+}
+
+.accent-pastel-blue {
+  accent-color: hsl(228, 100%, 84%);
+}
+
+.accent-light-blue {
+  accent-color: hsl(206, 94%, 87%);
+}
+
+.accent-purplish-blue {
+  accent-color: hsl(243, 100%, 62%);
+}
+
 .drop-shadow-xl {
   --tw-drop-shadow: drop-shadow(0 20px 13px rgb(0 0 0 / 0.03)) drop-shadow(0 8px 5px rgb(0 0 0 / 0.08));
   filter: var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow);
@@ -1111,15 +1270,105 @@ html {
   transition-duration: 150ms;
 }
 
+.checked\:bg-marine-blue:checked {
+  --tw-bg-opacity: 1;
+  background-color: hsl(213 96% 18% / var(--tw-bg-opacity));
+}
+
+.checked\:bg-blue-500:checked {
+  --tw-bg-opacity: 1;
+  background-color: rgb(59 130 246 / var(--tw-bg-opacity));
+}
+
 .checked\:after\:ml-\[1\.2rem\]:checked::after {
   content: var(--tw-content);
   margin-left: 1.2rem;
 }
 
+.invalid\:border-strawberry-red:invalid {
+  --tw-border-opacity: 1;
+  border-color: hsl(354 84% 57% / var(--tw-border-opacity));
+}
+
+.invalid\:border-red-500:invalid {
+  --tw-border-opacity: 1;
+  border-color: rgb(239 68 68 / var(--tw-border-opacity));
+}
+
+.invalid\:border-green-500:invalid {
+  --tw-border-opacity: 1;
+  border-color: rgb(34 197 94 / var(--tw-border-opacity));
+}
+
 .hover\:cursor-pointer:hover {
   cursor: pointer;
 }
 
+.hover\:border-purplish-blue:hover {
+  --tw-border-opacity: 1;
+  border-color: hsl(243 100% 62% / var(--tw-border-opacity));
+}
+
+.hover\:border-green-700:hover {
+  --tw-border-opacity: 1;
+  border-color: rgb(21 128 61 / var(--tw-border-opacity));
+}
+
+.hover\:border-red-700:hover {
+  --tw-border-opacity: 1;
+  border-color: rgb(185 28 28 / var(--tw-border-opacity));
+}
+
+.hover\:bg-magnolia\/25:hover {
+  background-color: hsl(217 100% 97% / 0.25);
+}
+
+.hover\:bg-magnolia\/\[10\]:hover {
+  background-color: hsl(217 100% 97% / 10);
+}
+
+.hover\:bg-magnolia\/\[\.1\]:hover {
+  background-color: hsl(217 100% 97% / .1);
+}
+
+.hover\:bg-red-700:hover {
+  --tw-bg-opacity: 1;
+  background-color: rgb(185 28 28 / var(--tw-bg-opacity));
+}
+
+.focus\:border-green-500:focus {
+  --tw-border-opacity: 1;
+  border-color: rgb(34 197 94 / var(--tw-border-opacity));
+}
+
+.focus\:border-marine-blue:focus {
+  --tw-border-opacity: 1;
+  border-color: hsl(213 96% 18% / var(--tw-border-opacity));
+}
+
+.focus\:outline-none:focus {
+  outline: 2px solid transparent;
+  outline-offset: 2px;
+}
+
+.focus\:outline-marine-blue:focus {
+  outline-color: hsl(213, 96%, 18%);
+}
+
+.focus\:outline-green-500:focus {
+  outline-color: #22c55e;
+}
+
+.active\:border-red-500:active {
+  --tw-border-opacity: 1;
+  border-color: rgb(239 68 68 / var(--tw-border-opacity));
+}
+
+.active\:bg-red-500:active {
+  --tw-bg-opacity: 1;
+  background-color: rgb(239 68 68 / var(--tw-bg-opacity));
+}
+
 .peer:checked ~ .peer-checked\:border-purplish-blue {
   --tw-border-opacity: 1;
   border-color: hsl(243 100% 62% / var(--tw-border-opacity));
@@ -1134,8 +1383,16 @@ html {
   background-color: hsl(217 100% 97% / 0.5);
 }
 
-.peer:checked ~ .peer-checked\:bg-magnolia\/20 {
-  background-color: hsl(217 100% 97% / 0.2);
+.peer:checked ~ .peer-checked\:bg-magnolia\/75 {
+  background-color: hsl(217 100% 97% / 0.75);
+}
+
+.peer:checked ~ .peer-checked\:bg-magnolia\/25 {
+  background-color: hsl(217 100% 97% / 0.25);
+}
+
+.peer:checked ~ .peer-checked\:bg-magnolia\/\[\.1\] {
+  background-color: hsl(217 100% 97% / .1);
 }
 
 .peer:checked ~ .peer-checked\:text-cool-gray {
@@ -1153,6 +1410,30 @@ html {
     grid-row: span 2 / span 2;
   }
 
+  .md\:row-span-1 {
+    grid-row: span 1 / span 1;
+  }
+
+  .md\:mx-10 {
+    margin-left: 2.5rem;
+    margin-right: 2.5rem;
+  }
+
+  .md\:mx-4 {
+    margin-left: 1rem;
+    margin-right: 1rem;
+  }
+
+  .md\:my-10 {
+    margin-top: 2.5rem;
+    margin-bottom: 2.5rem;
+  }
+
+  .md\:my-7 {
+    margin-top: 1.75rem;
+    margin-bottom: 1.75rem;
+  }
+
   .md\:ml-20 {
     margin-left: 5rem;
   }
@@ -1165,6 +1446,22 @@ html {
     margin-top: 0px;
   }
 
+  .md\:ml-8 {
+    margin-left: 2rem;
+  }
+
+  .md\:ml-10 {
+    margin-left: 2.5rem;
+  }
+
+  .md\:ml-24 {
+    margin-left: 6rem;
+  }
+
+  .md\:mt-5 {
+    margin-top: 1.25rem;
+  }
+
   .md\:flex {
     display: flex;
   }
@@ -1193,6 +1490,30 @@ html {
     height: 100%;
   }
 
+  .md\:h-32 {
+    height: 8rem;
+  }
+
+  .md\:h-40 {
+    height: 10rem;
+  }
+
+  .md\:h-10 {
+    height: 2.5rem;
+  }
+
+  .md\:h-16 {
+    height: 4rem;
+  }
+
+  .md\:h-20 {
+    height: 5rem;
+  }
+
+  .md\:h-24 {
+    height: 6rem;
+  }
+
   .md\:w-32 {
     width: 8rem;
   }
@@ -1209,8 +1530,8 @@ html {
     width: 100%;
   }
 
-  .md\:w-20 {
-    width: 5rem;
+  .md\:grow {
+    flex-grow: 1;
   }
 
   .md\:grid-cols-1 {
@@ -1225,6 +1546,10 @@ html {
     grid-template-rows: repeat(4, auto);
   }
 
+  .md\:grid-rows-\[1fr_auto_auto\] {
+    grid-template-rows: 1fr auto auto;
+  }
+
   .md\:flex-row {
     flex-direction: row;
   }
@@ -1245,6 +1570,10 @@ html {
     align-items: flex-end;
   }
 
+  .md\:justify-between {
+    justify-content: space-between;
+  }
+
   .md\:gap-x-4 {
     -moz-column-gap: 1rem;
          column-gap: 1rem;
@@ -1254,6 +1583,14 @@ html {
     row-gap: 1.75rem;
   }
 
+  .md\:gap-y-4 {
+    row-gap: 1rem;
+  }
+
+  .md\:place-self-start {
+    place-self: start;
+  }
+
   .md\:rounded-2xl {
     border-radius: 1rem;
   }
@@ -1283,6 +1620,10 @@ html {
     padding: 1.5rem;
   }
 
+  .md\:p-4 {
+    padding: 1rem;
+  }
+
   .md\:px-24 {
     padding-left: 6rem;
     padding-right: 6rem;
@@ -1293,6 +1634,16 @@ html {
     padding-right: 1rem;
   }
 
+  .md\:py-4 {
+    padding-top: 1rem;
+    padding-bottom: 1rem;
+  }
+
+  .md\:px-0 {
+    padding-left: 0px;
+    padding-right: 0px;
+  }
+
   .md\:pb-2 {
     padding-bottom: 0.5rem;
   }
@@ -1305,6 +1656,10 @@ html {
     padding-top: 1.25rem;
   }
 
+  .md\:pb-10 {
+    padding-bottom: 2.5rem;
+  }
+
   .md\:text-4xl {
     font-size: 2.25rem;
     line-height: 2.5rem;
@@ -1315,6 +1670,21 @@ html {
     line-height: 1.5rem;
   }
 
+  .md\:text-2xl {
+    font-size: 1.5rem;
+    line-height: 2rem;
+  }
+
+  .md\:text-6xl {
+    font-size: 3.75rem;
+    line-height: 1;
+  }
+
+  .md\:text-3xl {
+    font-size: 1.875rem;
+    line-height: 2.25rem;
+  }
+
   .md\:drop-shadow-2xl {
     --tw-drop-shadow: drop-shadow(0 25px 25px rgb(0 0 0 / 0.15));
     filter: var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow);

15-multi-step-form/src/main/resources/templates/index.html

@@ -9,10 +9,15 @@
       rel="icon"
       type="image/png"
       sizes="32x32"
-      href="./assets/images/favicon-32x32.png"
+      th:href="'public/images/favicon-32x32.png'"
+      href="../public/images/favicon-32x32.png"
     />
-    <link href="../public/out.css" rel="stylesheet" />
-
+    <link
+      th:href="'public/out.css'"
+      href="../public/out.css"
+      rel="stylesheet"
+    />
+    <script th:src="'public/htmx.min.js'" src="../public/htmx.min.js"></script>
     <title>Frontend Mentor | Multi-step form</title>
 
     <!-- Feel free to remove these styles or customise in your own stylesheet 👍 -->
@@ -27,7 +32,25 @@
     </style>
   </head>
   <body>
-    <main class="bg-light-gray h-screen w-screen">
-      <!-- here be immediate hx-get for the form. to subscitute the body -->
+    <main class="grid place-content-center w-screen h-screen bg-magnolia">
+      <section
+        hx-get="/get-form"
+        hx-trigger="load"
+        hx-swap="outerHTML"
+      >
+        <!-- here be immediate hx-get for the form. to subscitute the body -->
+        <img class="w-14 text-green-500 fill-current" th:src="'public/images/tail-spin.svg'" src="../public/images/tail-spin.svg" alt="loading..." />
+      </section>
+
+      <section class="absolute top-0 end-0" id="new-session-control">
+        <button hx-get="/force-new-session">Request new session</button>
+      </section>
+      <div class="fixed inset-x-0 bottom-0 attribution">
+        Challenge by
+        <a href="https://www.frontendmentor.io?ref=challenge" target="_blank"
+          >Frontend Mentor</a
+        >. Coded by <a href="#">Your Name Here</a>.
+      </div>
+    </main>
   </body>
 </html>

15-multi-step-form/src/main/resources/templates/step1.html

@@ -35,55 +35,82 @@
       </p>
     <![endif]-->
 
-    <article
+    <form
       class="flex flex-col items-center w-screen h-screen md:grid md:items-start md:p-5 md:bg-white md:rounded-2xl md:grid-cols-[auto_1fr] md:w-desktop-form md:h-desktop-form md:drop-shadow-2xl"
       id="form-step"
+      th:fragment="formFragment(formData)"
+      hx-post="/submit-step/1/2"
+      hx-swap="outerHTML"
+      action="/submit-step/1/2"
+      method="post"
     >
       <summary
-        class="w-full h-44 bg-no-repeat md:row-span-2 bg-sidebar-mobile marker:text-white md:bg-sidebar-desktop md:h-[568px] md:w-[274px]"
+        class="w-full h-44 bg-no-repeat bg-cover md:row-span-2 bg-sidebar-mobile marker:text-white md:bg-sidebar-desktop md:h-[568px] md:w-[274px]"
         id="sidebar"
+        th:fragment="stepsSummary(formData)"
       >
         <ol
           class="grid grid-cols-[repeat(4,_auto)] gap-x-5 content-center items-center place-content-center h-24 md:flex-col md:h-full md:grid-rows-[repeat(4,_auto)] md:grid-cols-1 md:content-start md:p-10 md:gap-y-7 text-white text-sm uppercase"
         >
-          <li class="items-center md:grid md:gap-x-4 md:grid-cols-[auto_1fr]">
+          <li
+            class="items-center md:grid md:gap-x-4 md:grid-cols-[auto_1fr]"
+            th:each="stepNum: ${formData.stepsAmount}"
+          >
             <div
-              class="grid place-content-center w-8 h-8 text-white rounded-full border border-white"
+              class="grid place-content-center w-8 h-8 font-bold text-white rounded-full border border-white"
+              th:classappend="${stepNum.index} == ${formData.userAnswers.currentStep} ? '!bg-light-blue !text-marine-blue'"
+              th:text="${stepNum.index}"
             >
               1
             </div>
             <p class="hidden md:flex md:flex-col">
-              <span class="text-light-gray">Step 1</span><span class="font-bold">Your info</span>
+              <span class="text-light-gray"
+                >Step <span th:text="${stepNum.index}">1</span></span
+              ><span class="font-bold" th:text="${stepNum.name}"
+                >Your info</span
+              >
             </p>
           </li>
-          <li class="items-center md:grid md:gap-x-4 md:grid-cols-[auto_1fr]">
+          <li
+            class="items-center md:grid md:gap-x-4 md:grid-cols-[auto_1fr]"
+            th:remove="all"
+          >
             <div
               class="grid place-content-center w-8 h-8 text-white rounded-full border border-white"
             >
               2
             </div>
             <p class="hidden md:flex md:flex-col">
-              <span class="text-light-gray">Step 2</span><span class="font-bold">Select plan</span>
+              <span class="text-light-gray">Step 2</span
+              ><span class="font-bold">Select plan</span>
             </p>
           </li>
-          <li class="items-center md:grid md:gap-x-4 md:grid-cols-[auto_1fr]">
+          <li
+            class="items-center md:grid md:gap-x-4 md:grid-cols-[auto_1fr]"
+            th:remove="all"
+          >
             <div
               class="grid place-content-center w-8 h-8 text-white rounded-full border border-white"
             >
               3
             </div>
             <p class="hidden md:flex md:flex-col">
-              <span class="text-light-gray">Step 3</span><span class="font-bold">Add-ons</span>
+              <span class="text-light-gray">Step 3</span
+              ><span class="font-bold">Add-ons</span>
             </p>
           </li>
-          <li class="items-center md:grid md:gap-x-4 md:grid-cols-[auto_1fr]">
+          <li
+            class="items-center md:grid md:gap-x-4 md:grid-cols-[auto_1fr]"
+            th:remove="all"
+          >
             <div
               class="grid place-content-center w-8 h-8 text-white rounded-full border border-white"
             >
               4
             </div>
             <p class="hidden md:flex md:flex-col">
-              <span class="text-light-gray">Step 4</span><span class="font-bold">summary</span>
+              <span class="text-light-gray">Step 4</span
+              ><span class="font-bold">summary</span>
             </p>
           </li>
         </ol>
@@ -93,34 +120,47 @@
         class="flex flex-col py-8 px-6 -mt-20 w-11/12 bg-white rounded-xl md:px-24 md:mt-0 md:w-full drop-shadow-xl md:drop-shadow-none"
       >
         <!-- Step 1 start -->
-        <h1 class="text-2xl font-bold md:text-4xl text-marine-blue">Personal info</h1>
+        <h1 class="text-2xl font-bold md:text-4xl text-marine-blue">
+          Personal info
+        </h1>
         <p class="py-3 text-cool-gray">
           Please provide your name, email address, and phone number.
         </p>
-        <label for="name" class="pt-3 text-sm md:pt-5 md:pb-2 text-marine-blue">Name</label>
+        <label for="name" class="pt-3 text-sm md:pt-5 md:pb-2 text-marine-blue"
+          >Name</label
+        >
         <input
           id="name"
+          th:value="${formData.userAnswers.step1.name}"
+          name="name"
           type="text"
+          required
           placeholder="e.g. Stephen King"
-          class="p-1 px-4 h-10 text-sm font-semibold rounded border md:p-6 md:px-4 md:text-base md:rounded-lg placeholder:text-cool-gray"
+          class="p-1 px-4 h-10 text-sm font-semibold rounded border md:p-6 md:px-4 md:text-base md:rounded-lg focus:outline-none placeholder:text-cool-gray invalid:border-strawberry-red focus:border-marine-blue"
         />
         <label for="email" class="pt-3 text-sm md:pt-5 md:pb-2 text-marine-blue"
           >Email Address</label
         >
         <input
           id="email"
+          th:value="${formData.userAnswers.step1.email}"
+          name="email"
           type="email"
+          required
           placeholder="e.g. stephenking@lorem.com"
-          class="p-1 px-4 h-10 text-sm font-semibold rounded border md:p-6 md:px-4 md:text-base md:rounded-lg placeholder:text-cool-gray"
+          class="p-1 px-4 h-10 text-sm font-semibold rounded border md:p-6 md:px-4 md:text-base md:rounded-lg focus:outline-none placeholder:text-cool-gray invalid:border-strawberry-red focus:border-marine-blue"
         />
         <label for="phone" class="pt-3 text-sm md:pt-5 md:pb-2 text-marine-blue"
           >Phone Number</label
         >
         <input
           id="phone"
+          th:value="${formData.userAnswers.step1.phone}"
+          name="phone"
           type="tel"
+          required
           placeholder="e.g. +1 234 567 890"
-          class="p-1 px-4 h-10 text-sm font-semibold rounded border md:p-6 md:px-4 md:text-base md:rounded-lg placeholder:text-cool-gray"
+          class="p-1 px-4 h-10 text-sm font-semibold rounded border md:p-6 md:px-4 md:text-base md:rounded-lg focus:outline-none placeholder:text-cool-gray invalid:border-strawberry-red focus:border-marine-blue"
         />
 
         <!-- Step 1 end -->
@@ -131,13 +171,19 @@
         class="flex flex-row items-center py-4 w-full bg-white md:items-end md:h-full"
       >
         <div class="grow"></div>
+        <input
+          type="submit"
+          class="grid place-content-center mr-3 w-24 h-10 text-sm font-semibold text-white rounded md:mr-24 md:w-32 md:h-12 md:text-base md:rounded-lg bg-marine-blue"
+          value="Next Step"
+        />
         <a
+          th:remove="all"
           href="step2.html"
           class="grid place-content-center mr-3 w-24 h-10 text-sm font-semibold text-white rounded md:mr-24 md:w-32 md:h-12 md:text-base md:rounded-lg bg-marine-blue"
           >Next Step</a
         >
       </section>
-    </article>
+    </form>
     <div class="fixed inset-x-0 bottom-0 attribution">
       Challenge by
       <a href="https://www.frontendmentor.io?ref=challenge" target="_blank"

15-multi-step-form/src/main/resources/templates/step2.html

@@ -36,13 +36,19 @@
     <![endif]-->
 
     <main class="grid place-content-center h-screen">
-      <article
+      <form
         class="flex flex-col items-center w-screen h-screen md:grid md:items-start md:p-5 md:bg-white md:rounded-2xl md:grid-cols-[auto_1fr] md:w-desktop-form md:h-desktop-form md:drop-shadow-2xl"
         id="form-step"
+        hx-post="/submit-step/2/3"
+        hx-swap="outerHTML"
+        action="/submit-step/2/3"
+        method="post"
+        th:fragment="formFragment(formData)"
       >
         <summary
           class="w-full h-44 bg-no-repeat md:row-span-2 bg-sidebar-mobile marker:text-white md:bg-sidebar-desktop md:h-[568px] md:w-[274px]"
           id="sidebar"
+          th:replace="~{step1::stepsSummary (${formData})}"
         >
           <ol
             class="grid grid-cols-[repeat(4,_auto)] gap-x-5 content-center items-center place-content-center h-24 md:flex-col md:h-full md:grid-rows-[repeat(4,_auto)] md:grid-cols-1 md:content-start md:p-10 md:gap-y-7 text-white text-sm uppercase"
@@ -101,71 +107,120 @@
           <h1 class="text-2xl font-bold md:text-4xl text-marine-blue">
             Select your plan
           </h1>
-          <p class="py-3 text-cool-gray">
+          <p class="py-3 mb-4 text-cool-gray">
             You have the option of monthly or yearly billing.
           </p>
           <div
-            class="flex flex-col w-full md:flex-row"
+            class="flex flex-col gap-y-3 my-3 w-full md:flex-row md:gap-x-4"
+            id="plan-type-inputs"
+            th:fragment="planTypesInputs(formData)"
           >
-            <label for="ArcadePlanType" class="relative h-20 md:w-32">
+            <label
+              for="ArcadePlanType"
+              class="relative h-20 md:h-40 md:grow"
+              th:each="planType: ${formData.availablePlans}"
+              th:for="${planType}"
+            >
               <input
                 id="ArcadePlanType"
+                th:id="${planType}"
                 type="radio"
                 name="plan-type"
                 value="Arcade"
+                th:value="${planType}"
                 class="hidden peer"
+                th:checked="${formData.userAnswers.step2.planType.toString()} == ${planType.toString()}"
                 checked
               />
               <div
-                class="absolute inset-y-0 inset-x-0 rounded-lg border border-cool-gray peer-checked:border-purplish-blue peer-checked:bg-magnolia"
+                class="grid absolute inset-y-0 inset-x-0 place-content-center h-full rounded-lg border md:grid-cols-1 md:p-4 grid-cols-[auto_1fr] border-light-gray peer-checked:border-purplish-blue peer-checked:bg-magnolia/50 md:grid-rows-[1fr_auto_auto] hover:bg-magnolia/[.1] hover:border-purplish-blue"
               >
-                <span class="">Arcade</span>
+                <img
+                  class="row-span-2 place-self-center px-4 md:row-span-1 md:place-self-start md:px-0"
+                  th:src="${planType.iconPath}" src="../public/images/icon-arcade.svg" alt="" />
+                <h2 th:text="${planType}" class="font-semibold text-marine-blue">Arcade</h2>
+                <p
+                  th:text="|$${formData.planCost(planType)}/${formData.periodCostLabel}|"
+                  class="text-sm text-cool-gray"
+                >
+                  $90/yr
+                </p>
+                <p th:if="${formData.userAnswers.step2.isYearly}" class="text-xs text-marine-blue">
+                  2 months free
+                </p>
               </div>
             </label>
 
-            <label for="AdvancedPlanType" class="relative h-20 md:w-32">
+            <label
+              for="AdvancedPlanType"
+              class="relative h-20 md:w-32"
+              th:remove="all"
+            >
               <input
                 id="AdvancedPlanType"
                 type="radio"
                 name="plan-type"
                 value="Advanced"
                 class="hidden peer"
+                th:checked="${formData.userAnswers.step2.planType.toString()} == 'Advanced'"
               />
               <div
                 class="absolute inset-y-0 inset-x-0 rounded-lg border border-cool-gray peer-checked:border-purplish-blue peer-checked:bg-magnolia"
               >
-                <span>Advanced</span>
+                <img src="../public/images/icon-advanced.svg" alt="" />
+                <h2>Advanced</h2>
               </div>
             </label>
 
-            <label for="ProPlanType" class="relative h-20 md:w-32">
+            <label
+              for="ProPlanType"
+              class="relative h-20 md:w-32"
+              th:remove="all"
+            >
               <input
                 id="ProPlanType"
                 type="radio"
                 name="plan-type"
                 value="Pro"
                 class="hidden peer"
+                th:checked="${formData.userAnswers.step2.planType.toString()} == 'Pro'"
               />
               <div
                 class="absolute inset-y-0 inset-x-0 rounded-lg border border-cool-gray peer-checked:border-purplish-blue peer-checked:bg-magnolia"
               >
-                <span>Pro</span>
+                <img src="../public/images/icon-pro.svg" alt="" />
+                <h2>Pro</h2>
               </div>
             </label>
           </div>
 
-          <div class="grid grid-flow-col-dense place-content-center w-full rounded-lg bg-magnolia">
+          <div
+            class="grid grid-flow-col-dense place-content-center mt-3 w-full rounded-lg md:mt-5 bg-light-gray/25"
+          >
             <div
               class="inline-grid grid-cols-3 place-items-center h-12 text-sm font-bold"
             >
               <input
-                class="mr-2 w-9 h-5 ml-2 rounded-full appearance-none mt-[0.3rem] bg-marine-blue after:absolute after:h-3 after:w-3 after:rounded-full after:border-none after:bg-neutral-100  after:transition-[background-color_0.2s,transform_0.2s] checked:after:ml-[1.2rem] after:ml-[0.25rem] after:mt-[0.25rem] hover:cursor-pointer col-start-2 row-start-1 peer"
+                class="mr-2 w-9 h-5 ml-2 rounded-full appearance-none mt-[0.3rem] bg-marine-blue after:absolute after:h-3 after:w-3 after:rounded-full after:border-none after:bg-neutral-100 after:transition-[background-color_0.2s,transform_0.2s] checked:after:ml-[1.2rem] after:ml-[0.25rem] after:mt-[0.25rem] hover:cursor-pointer col-start-2 row-start-1 peer md:mx-4"
                 type="checkbox"
+                name="isPackageYearly"
                 role="switch"
                 id="packageDuration"
+                th:checked="${formData.userAnswers.step2.isYearly}"
+                hx-get="/step2/planTypeInputs"
+                hx-target="#plan-type-inputs"
+                hx-swap="outerHTML"
               />
-              <span class="row-start-1 text-marine-blue peer-checked:text-cool-gray">Monthly</span>
-              <span class="row-start-1 text-cool-gray peer-checked:text-marine-blue">Yearly</span>
+              <p
+                class="row-start-1 text-marine-blue peer-checked:text-cool-gray"
+              >
+                Monthly
+              </p>
+              <p
+                class="row-start-1 text-cool-gray peer-checked:text-marine-blue"
+              >
+                Yearly
+              </p>
             </div>
           </div>
 
@@ -177,18 +232,27 @@
           class="flex flex-row items-center py-4 w-full bg-white md:items-end md:h-full"
         >
           <a
+            hx-post="/submit-step/2/1"
+            hx-swap="outerHTML"
+            hx-target="#form-step"
             href="step1.html"
-            class="ml-6 text-sm font-semibold md:pb-3 md:ml-20 md:text-base text-cool-gray"
+            class="ml-6 text-sm font-semibold md:pb-3 md:ml-24 md:text-base text-cool-gray"
             >Go Back</a
           >
           <div class="grow"></div>
+          <input
+            type="submit"
+            class="grid place-content-center mr-3 w-24 h-10 text-sm font-semibold text-white rounded md:mr-24 md:w-32 md:h-12 md:text-base md:rounded-lg bg-marine-blue"
+            value="Next Step"
+          />
           <a
+            th:remove="all"
             href="step3.html"
             class="grid place-content-center mr-3 w-24 h-10 text-sm font-semibold text-white rounded md:mr-24 md:w-32 md:h-12 md:text-base md:rounded-lg bg-marine-blue"
             >Next Step</a
           >
         </section>
-      </article>
+      </form>
     </main>
   </body>
 </html>

15-multi-step-form/src/main/resources/templates/step3.html

@@ -36,13 +36,19 @@
     <![endif]-->
 
     <main class="grid place-content-center h-screen">
-      <article
+      <form
         class="flex flex-col items-center w-screen h-screen md:grid md:items-start md:p-5 md:bg-white md:rounded-2xl md:grid-cols-[auto_1fr] md:w-desktop-form md:h-desktop-form md:drop-shadow-2xl"
         id="form-step"
+        hx-post="/submit-step/3/4"
+        hx-swap="outerHTML"
+        action="/submit-step/3/4"
+        method="post"
+        th:fragment="formFragment(formData)"
       >
         <summary
           class="w-full h-44 bg-no-repeat md:row-span-2 bg-sidebar-mobile marker:text-white md:bg-sidebar-desktop md:h-[568px] md:w-[274px]"
           id="sidebar"
+          th:replace="~{step1::stepsSummary (${formData})}"
         >
           <ol
             class="grid grid-cols-[repeat(4,_auto)] gap-x-5 content-center items-center place-content-center h-24 md:flex-col md:h-full md:grid-rows-[repeat(4,_auto)] md:grid-cols-1 md:content-start md:p-10 md:gap-y-7 text-white text-sm uppercase"
@@ -101,62 +107,100 @@
           <h1 class="text-2xl font-bold md:text-4xl text-marine-blue">
             Pick add-ons
           </h1>
-          <p class="py-3 text-cool-gray">
+          <p class="py-3 md:pb-10 text-cool-gray">
             Add-ons help enhance your gaming experience.
           </p>
-          <div
-            class="flex flex-col w-full text-sm md:text-base"
-          >
-            <label for="multiplayer-games" class="relative pl-6 h-20 md:w-full">
+          <div class="flex flex-col gap-y-3 w-full text-sm md:text-base">
+            <label
+              th:each="addon: ${formData.availableAddons}"
+              for="multiplayer-games"
+              th:for="${addon}"
+              class="relative pl-5 h-16 md:w-full md:h-20"
+            >
               <input
                 id="multiplayer-games"
+                th:id="${addon}"
                 type="checkbox"
+                value="OnlineService"
+                th:value="${addon}"
                 name="addon-services"
-                class="my-7 w-6 h-6 peer"
+                class="absolute z-40 my-5 w-6 h-6 text-white rounded-lg border md:my-7 accent-purplish-blue border-light-gray peer"
+                th:checked="${formData.userAnswers.step3.containsAddon(addon)}"
               />
               <div
-                class="absolute inset-y-0 inset-x-0 rounded-lg border border-cool-gray peer-checked:border-purplish-blue peer-checked:bg-magnolia/50"
+                class="absolute inset-y-0 inset-x-0 z-20 rounded-lg border border-cool-gray peer-checked:border-purplish-blue peer-checked:bg-magnolia/75 hover:bg-magnolia/[.1] hover:border-purplish-blue"
               >
-                <div class="grid place-content-center ml-20 h-full grid-cols-[1fr_100px]">
-                  <h1>Online Service</h1>
-                  <p>Access to multiplayer games</p>
-                  <p class="col-start-2 row-span-2 row-start-1 self-center">+$1/mo</p>
+                <div
+                  class="grid place-content-center ml-16 h-full grid-cols-[1fr_70px]"
+                >
+                  <h1 th:text="${addon.name}"
+                      class="font-bold text-marine-blue"
+                  >Online Service</h1>
+                  <p th:text="${addon.description}"
+                     class="text-xs text-cool-gray"
+                  >
+                    Access to multiplayer games
+                  </p>
+                  <p
+                    class="col-start-2 row-span-2 row-start-1 self-center text-purplish-blue"
+                    th:text="|+$${formData.addonCost(addon)}/${formData.periodCostLabel}|"
+                  >
+                    +$1/mo
+                  </p>
                 </div>
               </div>
             </label>
-
-            <label for="larger-storage" class="relative pl-6 h-20 md:w-full">
+            <label
+              for="larger-storage"
+              class="relative pl-6 h-20 md:w-full"
+              th:remove="all"
+            >
               <input
                 id="larger-storage"
                 type="checkbox"
                 name="addon-services"
+                value="LargerStorage"
                 class="my-7 w-6 h-6 peer"
+                th:checked="${formData.userAnswers.step3.containsAddon('LargerStorage')}"
               />
               <div
                 class="absolute inset-y-0 inset-x-0 rounded-lg border border-cool-gray peer-checked:border-purplish-blue peer-checked:bg-magnolia/50"
               >
-                <div class="grid place-content-center ml-20 h-full grid-cols-[1fr_100px]">
+                <div
+                  class="grid place-content-center ml-20 h-full grid-cols-[1fr_100px]"
+                >
                   <h1>Larger storage</h1>
                   <p>Extra 1TB of cloud save</p>
-                  <p class="col-start-2 row-span-2 row-start-1 self-center">+$2/mo</p>
+                  <p class="col-start-2 row-span-2 row-start-1 self-center">
+                    +$2/mo
+                  </p>
                 </div>
               </div>
             </label>
-
-            <label for="custom-profile" class="relative pl-6 h-20 md:w-full">
+            <label
+              for="custom-profile"
+              class="relative pl-6 h-20 md:w-full"
+              th:remove="all"
+            >
               <input
                 id="custom-profile"
                 type="checkbox"
                 name="addon-services"
+                value="CustomProfile"
                 class="my-7 w-6 h-6 peer"
+                th:checked="${formData.userAnswers.step3.containsAddon('CustomProfile')}"
               />
               <div
                 class="absolute inset-y-0 inset-x-0 rounded-lg border border-cool-gray peer-checked:border-purplish-blue peer-checked:bg-magnolia/50"
               >
-                <div class="grid place-content-center ml-20 h-full grid-cols-[1fr_100px]">
+                <div
+                  class="grid place-content-center ml-20 h-full grid-cols-[1fr_100px]"
+                >
                   <h1>Customizable Profile</h1>
                   <p>Custom theme on your profile</p>
-                  <p class="col-start-2 row-span-2 row-start-1 self-center">+$2/mo</p>
+                  <p class="col-start-2 row-span-2 row-start-1 self-center">
+                    +$2/mo
+                  </p>
                 </div>
               </div>
             </label>
@@ -170,18 +214,28 @@
           class="flex flex-row items-center py-4 w-full bg-white md:items-end md:h-full"
         >
           <a
+            hx-post="/submit-step/3/2"
+            hx-swap="outerHTML"
+            hx-target="#form-step"
             href="step2.html"
-            class="ml-6 text-sm font-semibold md:pb-3 md:ml-20 md:text-base text-cool-gray"
+            class="ml-6 text-sm font-semibold md:pb-3 md:ml-24 md:text-base text-cool-gray"
             >Go Back</a
           >
           <div class="grow"></div>
+          <input
+            type="submit"
+            href="step4.html"
+            class="grid place-content-center mr-3 w-24 h-10 text-sm font-semibold text-white rounded md:mr-24 md:w-32 md:h-12 md:text-base md:rounded-lg bg-marine-blue"
+            value="Next Step"
+          />
           <a
+            th:remove="all"
             href="step4.html"
             class="grid place-content-center mr-3 w-24 h-10 text-sm font-semibold text-white rounded md:mr-24 md:w-32 md:h-12 md:text-base md:rounded-lg bg-marine-blue"
             >Next Step</a
           >
         </section>
-      </article>
+      </form>
     </main>
   </body>
 </html>

15-multi-step-form/src/main/resources/templates/step4.html

@@ -36,13 +36,19 @@
     <![endif]-->
 
     <main class="grid place-content-center h-screen">
-      <article
+      <form
         class="flex flex-col items-center w-screen h-screen md:grid md:items-start md:p-5 md:bg-white md:rounded-2xl md:grid-cols-[auto_1fr] md:w-desktop-form md:h-desktop-form md:drop-shadow-2xl"
         id="form-step"
+        hx-post="/submit-step/4/5"
+        action="/submit-step/4/5"
+        hx-swap="outerHTML"
+        method="post"
+        th:fragment="formFragment(formData)"
       >
         <summary
           class="w-full h-44 bg-no-repeat md:row-span-2 bg-sidebar-mobile marker:text-white md:bg-sidebar-desktop md:h-[568px] md:w-[274px]"
           id="sidebar"
+          th:replace="~{step1::stepsSummary (${formData})}"
         >
           <ol
             class="grid grid-cols-[repeat(4,_auto)] gap-x-5 content-center items-center place-content-center h-24 md:flex-col md:h-full md:grid-rows-[repeat(4,_auto)] md:grid-cols-1 md:content-start md:p-10 md:gap-y-7 text-white text-sm uppercase"
@@ -98,28 +104,69 @@
           class="flex flex-col py-8 px-6 -mt-20 w-11/12 bg-white rounded-xl md:px-24 md:mt-0 md:w-full drop-shadow-xl md:drop-shadow-none"
         >
           <!-- Step 3 start -->
-          <h1 class="text-2xl font-bold md:text-4xl text-marine-blue">Finishing up</h1>
-          <p class="py-3 text-cool-gray">Double-check everything looks OK before confirming.</p>
+          <h1 class="text-2xl font-bold md:text-4xl text-marine-blue">
+            Finishing up
+          </h1>
+          <p class="pt-3 pb-5 text-cool-gray">
+            Double-check everything looks OK before confirming.
+          </p>
           <div
-            class="flex flex-col w-full text-sm rounded-lg divide-y md:text-base bg-magnolia"
+            class="flex flex-col px-3 w-full text-sm rounded-lg divide-y md:text-base bg-magnolia/75"
             id="selection-overview"
           >
-            <div id="selected-plan">
-              Arcade (Monthly) Change $90/y
+            <div id="selected-plan" class="grid py-3 grid-cols-[1fr_auto]">
+              <h2 th:text="${formData.fullPlanName}"
+                  class="font-bold text-marine-blue"
+              >Arcade (Monthly)</h2>
+              <p
+                th:text="|$${formData.selectedPlanCost}/${formData.periodCostLabel}|"
+                class="row-span-2 self-end font-bold text-marine-blue"
+              >
+                $90/y
+              </p>
+              <a
+                hx-post="/submit-step/4/2"
+                hx-swap="outerHTML"
+                hx-target="#form-step"
+                href="step3.html"
+                hx-params="not form-confirmed"
+                class="underline text-cool-gray"
+                >Change</a
+              >
             </div>
-            <div id="selected-addons"
-                 class="flex flex-col"
+            <div id="selected-addons" class="flex flex-col gap-y-4 py-3 mp-10"
+                 th:if="not ${formData.userAnswers.step3.addonsAsJava.isEmpty}"
             >
-              <div>
-                Online service +$10/yr
-              </div>
-              <div>
-                Larger storage +$20/yr
+              <div
+                th:each="addon: ${formData.userAnswers.step3.addonsAsJava}"
+                class="flex flex-row"
+              >
+                <p th:text="${addon.name}" class="grow text-cool-gray">Online service</p>
+                <p
+                  th:text="|+$${formData.addonCost(addon)}/${formData.periodCostLabel}|"
+                >
+                  +$10/yr
+                </p>
               </div>
+              <div th:remove="all">Larger storage +$20/yr</div>
             </div>
           </div>
 
-          <p>Total (per year) $120</p>
+          <section class="flex flex-row p-3 mt-5">
+            <p class="grow text-cool-gray">
+              Total (per
+              <span
+                th:text="${formData.userAnswers.step2.isYearly} ? 'year' : 'month'"
+                >year</span
+              >)
+            </p>
+            <p
+              th:text="|+$${formData.fullOrderPrice}/${formData.periodCostLabel}|"
+              class="font-bold text-purplish-blue"
+            >
+              $120
+            </p>
+          </section>
 
           <!-- Step 3 end -->
         </section>
@@ -129,18 +176,29 @@
           class="flex flex-row items-center py-4 w-full bg-white md:items-end md:h-full"
         >
           <a
+            hx-post="/submit-step/4/3"
+            hx-swap="outerHTML"
+            hx-target="#form-step"
             href="step3.html"
             class="ml-6 text-sm font-semibold md:pb-3 md:ml-20 md:text-base text-cool-gray"
+            hx-params="not form-confirmed"
             >Go Back</a
           >
           <div class="grow"></div>
+          <input type="hidden" name="form-confirmed" value="true" />
+          <input
+            type="submit"
+            class="grid place-content-center mr-3 w-24 h-10 text-sm font-semibold text-white rounded md:mr-24 md:w-32 md:h-12 md:text-base md:rounded-lg bg-purplish-blue"
+            value="Confirm"
+          />
           <a
+            th:remove="all"
             href="step5.html"
             class="grid place-content-center mr-3 w-24 h-10 text-sm font-semibold text-white rounded md:mr-24 md:w-32 md:h-12 md:text-base md:rounded-lg bg-purplish-blue"
             >Confirm</a
           >
         </section>
-      </article>
+      </form>
     </main>
   </body>
 </html>

15-multi-step-form/src/main/resources/templates/step5.html

@@ -35,16 +35,85 @@
       </p>
     <![endif]-->
 
-    <main class="bg-green-200">
-  <!-- Step 5 start -->
+    <main class="grid place-content-center h-screen">
+      <article
+        class="flex flex-col items-center w-screen h-screen md:grid md:items-start md:p-5 md:bg-white md:rounded-2xl md:grid-cols-[auto_1fr] md:w-desktop-form md:h-desktop-form md:drop-shadow-2xl"
+        id="form-step"
+        th:fragment="formFragment(formData)"
+      >
+        <summary
+          class="w-full h-44 bg-no-repeat md:row-span-2 bg-sidebar-mobile marker:text-white md:bg-sidebar-desktop md:h-[568px] md:w-[274px]"
+          id="sidebar"
+          th:replace="~{step1::stepsSummary (${formData})}"
+        >
+          <ol
+            class="grid grid-cols-[repeat(4,_auto)] gap-x-5 content-center items-center place-content-center h-24 md:flex-col md:h-full md:grid-rows-[repeat(4,_auto)] md:grid-cols-1 md:content-start md:p-10 md:gap-y-7 text-white text-sm uppercase"
+          >
+            <li class="items-center md:grid md:gap-x-4 md:grid-cols-[auto_1fr]">
+              <div
+                class="grid place-content-center w-8 h-8 text-white rounded-full border border-white"
+              >
+                1
+              </div>
+              <p class="hidden md:flex md:flex-col">
+                <span class="text-light-gray">Step 1</span
+                ><span class="font-bold">Your info</span>
+              </p>
+            </li>
+            <li class="items-center md:grid md:gap-x-4 md:grid-cols-[auto_1fr]">
+              <div
+                class="grid place-content-center w-8 h-8 text-white rounded-full border border-white"
+              >
+                2
+              </div>
+              <p class="hidden md:flex md:flex-col">
+                <span class="text-light-gray">Step 2</span
+                ><span class="font-bold">Select plan</span>
+              </p>
+            </li>
+            <li class="items-center md:grid md:gap-x-4 md:grid-cols-[auto_1fr]">
+              <div
+                class="grid place-content-center w-8 h-8 text-white rounded-full border border-white"
+              >
+                3
+              </div>
+              <p class="hidden md:flex md:flex-col">
+                <span class="text-light-gray">Step 3</span
+                ><span class="font-bold">Add-ons</span>
+              </p>
+            </li>
+            <li class="items-center md:grid md:gap-x-4 md:grid-cols-[auto_1fr]">
+              <div
+                class="grid place-content-center w-8 h-8 text-white rounded-full border border-white"
+              >
+                4
+              </div>
+              <p class="hidden md:flex md:flex-col">
+                <span class="text-light-gray">Step 4</span
+                ><span class="font-bold">summary</span>
+              </p>
+            </li>
+          </ol>
+        </summary>
+        <section
+          id="multipage-form-container"
+          class="flex flex-col gap-y-4 items-center py-8 py-20 px-6 -mt-20 w-11/12 bg-white rounded-xl md:px-24 md:mt-0 md:w-full drop-shadow-xl md:drop-shadow-none"
+        >
+            <!-- Step 5 start -->
 
-  Thank you!
-
-  Thanks for confirming your subscription! We hope you have fun
-  using our platform. If you ever need support, please feel free
-  to email us at support@loremgaming.com.
+          <img src="../public/images/icon-thank-you.svg" alt="" class="mb-2 w-14 h-14" />
+          <h2 class="text-2xl font-bold">Thank you!</h2>
+          <p class="text-center text-cool-gray">
+            Thanks for confirming your subscription! We hope you have fun
+            using our platform. If you ever need support, please feel free
+            to email us at support@loremgaming.com.
+          </p>
 
   <!-- Step 5 end -->
+
+        </section>
+        <div class="md:hidden grow"></div>
+      </article>
     </main>
   </body>
 </html>

15-multi-step-form/src/main/scala/multistepform/Models.scala

@@ -1,10 +1,221 @@
 package multistepform
 
 import java.util.UUID
+import scala.jdk.CollectionConverters._
 
 object Models {
+
+  /** Labels and form info which dynamically depend on user answers e.g plan
+    * name 'Arcade (Yearly)' vs 'Pro (Monthly)'
+    */
+  final case class FormData(
+      userAnswers: Answers
+  ) {
+    val stepsAmount = Steps.values.toList.asJava
+
+    // yeah, in real world it will not be this simple
+    def yearlyCost(monthlyCost: Int): Int = 10 * monthlyCost
+
+    def periodCostLabel: String = {
+      if (userAnswers.step2.isYearly) "yr" else "mo"
+    }
+
+    def selectedPlanCost: Int = planCost(userAnswers.step2.planType)
+
+    def planCost(plan: PlanType): Int = {
+      val monthlyPlanCost = plan.monthlyCost
+      if (userAnswers.step2.isYearly) yearlyCost(monthlyPlanCost)
+      else monthlyPlanCost
+    }
+
+    def addonCost(addon: Addons): Int = {
+      val monthCost = addon.monthlyCost
+      if (userAnswers.step2.isYearly) yearlyCost(monthCost) else monthCost
+    }
+
+    def fullPlanName: String = {
+      val period = if (userAnswers.step2.isYearly) "Yearly" else "Monthly"
+      s"${userAnswers.step2.planType} (${period})"
+    }
+
+    def fullOrderPrice: Int = {
+      selectedPlanCost + userAnswers.step3.addons.toList.map(addonCost).sum
+    }
+
+    def availablePlans = PlanType.values.toList.asJava
+
+    def availableAddons = Addons.values.toList.asJava
+  }
+
   final case class Answers(
-    sessionId: String = "id1",
-    currentStep: Int = 1,
-  )
+      sessionId: String = "",
+      currentStep: Int = 4,
+      step1: StepAnswers.Step1 = StepAnswers.Step1(),
+      step2: StepAnswers.Step2 = StepAnswers.Step2(),
+      step3: StepAnswers.Step3 = StepAnswers.Step3(
+        addons = Addons.values.toSet
+      ),
+      step4: StepAnswers.Step4 = StepAnswers.Step4()
+  ) {
+    // this is not enforced by compiler, sad, maintain by hand in html template files
+    def fragmentName: String = s"step${currentStep}"
+
+    def updateStep(stepNum: Int, rawData: String, nextStep: Int): Answers = {
+      stepNum match {
+        case 1 =>
+          this.copy(
+            step1 = this.step1.fromFormData(rawData),
+            currentStep = nextStep
+          )
+        case 2 =>
+          this.copy(
+            step2 = this.step2.fromFormData(rawData),
+            currentStep = nextStep
+          )
+        case 3 =>
+          this.copy(
+            step3 = this.step3.fromFormData(rawData),
+            currentStep = nextStep
+          )
+        case 4 =>
+          this.copy(
+            step4 = this.step4.fromFormData(rawData),
+            currentStep = nextStep
+          )
+        case _ => this
+      }
+    }
+  }
+
+  /** TODO would be nice to connect answers to the steps enum in some helpful
+    * way.
+    */
+  enum Steps(val index: Int, val name: String):
+    case Step1 extends Steps(1, "Your info")
+    case Step2 extends Steps(2, "Select plan")
+    case Step3 extends Steps(3, "Add-ons")
+    case Step4 extends Steps(4, "Summary")
+
+  enum PlanType(val monthlyCost: Int, val iconPath: String):
+    case Arcade extends PlanType(9, "public/images/icon-arcade.svg")
+    case Advanced extends PlanType(12, "public/images/icon-advanced.svg")
+    case Pro extends PlanType(15, "public/images/icon-pro.svg")
+    def name(): String = {
+      this.toString().replaceAll("([a-z])([A-Z])", "$1 $2")
+    }
+
+  enum Addons(val monthlyCost: Int, val description: String):
+    case OnlineService extends Addons(1, "Access to multiplayer games")
+    case LargerStorage extends Addons(2, "Extra 1TB of cloud storage")
+    case CustomProfile extends Addons(2, "Custom theme on your profile")
+
+    /** Change camel case into human readable. Adding single space before each
+      * uppercase
+      */
+    def name(): String = {
+      this.toString().replaceAll("([a-z])([A-Z])", "$1 $2")
+    }
+
+  sealed trait StepAnswers {
+    def fromFormData(rawData: String): StepAnswers
+    def submitted: Boolean
+  }
+  object StepAnswers {
+    final case class Step1(
+        name: String = "",
+        email: String = "",
+        phone: String = "",
+        override val submitted: Boolean = false
+    ) extends StepAnswers {
+      override def fromFormData(rawData: String): Step1 = {
+        println(s"parsing step 1 data $rawData")
+        val fieldValues = rawData
+          .split("&")
+          .filterNot(_.isEmpty())
+          .map { field =>
+            val Array(name, value) = field.split("=")
+            name -> value
+          }
+          .toMap
+
+        val name = fieldValues.getOrElse("name", "")
+        val email = fieldValues.getOrElse("email", "")
+        val phone = fieldValues.getOrElse("phone", "")
+
+        Step1(name, email, phone, submitted = true)
+      }
+    }
+    final case class Step2(
+        planType: PlanType = PlanType.Arcade,
+        isYearly: Boolean = false,
+        override val submitted: Boolean = false
+    ) extends StepAnswers {
+      override def fromFormData(rawData: String): Step2 = {
+        println(s"parsing step 2 data $rawData")
+        val fieldValues = rawData
+          .split("&")
+          .filterNot(_.isEmpty())
+          .map { field =>
+            val Array(name, value) = field.split("=")
+            name -> value
+          }
+          .toMap
+
+        val planType =
+          PlanType.valueOf(fieldValues.getOrElse("plan-type", "Arcade"))
+        val isYearly = fieldValues.get("isPackageYearly").contains("on")
+
+        Step2(planType, isYearly, submitted = true)
+      }
+    }
+    final case class Step3(
+        addons: Set[Addons] = Set.empty,
+        override val submitted: Boolean = false
+    ) extends StepAnswers {
+      def addonsAsJava = addons.asJava
+
+      def containsAddon(addonName: String): Boolean = {
+        addons.contains(Addons.valueOf(addonName))
+      }
+
+      override def fromFormData(rawData: String): Step3 = {
+        println(s"parsing step 3 data $rawData")
+        // for multiple checkboxes data comes in form of
+        // addon-services=OnlineService&addon-services=CustomProfile
+        val fieldValues = rawData
+          .split("&")
+          .filterNot(_.isEmpty())
+          .map { field =>
+            val Array(name, value) = field.split("=")
+            name -> value
+          }
+
+        val addonsStrings = fieldValues
+          .groupMap(_._1)(_._2)
+          .getOrElse("addon-services", Array.empty[String])
+        println(s"in step 3 got strings ${addonsStrings.mkString(", ")}")
+        val addons = addonsStrings.map(Addons.valueOf(_)).toSet
+
+        Step3(addons, submitted = true)
+      }
+    }
+    final case class Step4(
+        override val submitted: Boolean = false
+    ) extends StepAnswers {
+      override def fromFormData(rawData: String): Step4 = {
+        val fieldValues = rawData
+          .split("&")
+          .filterNot(_.isEmpty())
+          .map { field =>
+            println(s"working with field $field")
+            val Array(name, value) = field.split("=")
+            name -> value
+          }
+          .toMap
+
+        val isConfirmed = fieldValues.contains("form-confirmed")
+        Step4(isConfirmed)
+      }
+    }
+  }
 }

15-multi-step-form/src/main/scala/multistepform/Routes.scala

@@ -3,6 +3,12 @@ package multistepform
 import org.thymeleaf.templateresolver.ClassLoaderTemplateResolver
 import org.thymeleaf.TemplateEngine
 import org.thymeleaf.context.Context
+import cask.endpoints.ParamReader
+import java.util.UUID
+import scala.jdk.CollectionConverters._
+import multistepform.Models.Answers
+import scala.annotation.internal.requiresCapability
+import java.net.URLDecoder
 
 case class Routes()(implicit cc: castor.Context, log: cask.Logger)
     extends cask.Routes {
@@ -14,16 +20,144 @@ case class Routes()(implicit cc: castor.Context, log: cask.Logger)
   val templateEngine = new TemplateEngine()
   templateEngine.setTemplateResolver(templateResolver)
 
+  val sessoinCookieName = "sessionId"
+
+  /** This route works with and without 'sessionId' cookie present set's this
+    * cookie if not present, and returns initial 'index.html' where the form is
+    * not yet initialized, and will be requested for the session
+    */
   @cask.get("/")
-  def getIndex() = {
+  def getIndex(ctx: cask.Request) = {
+    val sessionCookie = ctx.cookies.get(sessoinCookieName)
+    lazy val newSessionCookies = sessionCookie match {
+      case None =>
+        Seq(
+          cask.Cookie(
+            sessoinCookieName,
+            UUID.randomUUID().toString(),
+            path = "/"
+          )
+        )
+      case Some(_) => Seq.empty // don't set new cookies
+    }
+
+    println(s"getting cookie $sessionCookie will set new? ${newSessionCookies}")
+
     val context = new Context()
     val indexPage = templateEngine.process("index", context)
     cask.Response(
       indexPage,
+      headers = Seq("Content-Type" -> "text/html;charset=UTF-8"),
+      cookies = newSessionCookies
+    )
+  }
+
+  @cask.get("/force-new-session")
+  def forceNewSession() = {
+    val newSessionCookie =
+      cask.Cookie(sessoinCookieName, UUID.randomUUID().toString(), path = "/")
+    println(s"setting new session ${newSessionCookie.value}")
+    cask.Response(
+      s"New session forced. Force new session",
+      headers = Seq("Content-Type" -> "text/html;charset=UTF-8"),
+      cookies = Seq(newSessionCookie)
+    )
+  }
+
+  val formDataContextVarName = "formData"
+
+  /** This method only works when cookie 'sessionId' is present will get or init
+    * Form State for the session, and return last unsubmitted form step fragment
+    */
+  @cask.get("/get-form")
+  def getForm(sessionId: cask.Cookie) = {
+    val id = sessionId.value
+    val state = Sessions.sessionReplies.getOrElse(id, Answers(id))
+    println(s"starting form for $state")
+    val context = new Context()
+    val formData = Models.FormData(state)
+    context.setVariable(formDataContextVarName, formData)
+    val formFragment = templateEngine.process(
+      state.fragmentName,
+      Set("formFragment").asJava,
+      context
+    )
+    cask.Response(
+      formFragment,
       headers = Seq("Content-Type" -> "text/html;charset=UTF-8")
     )
   }
 
+  @cask.post("/submit-step/:stepNum/:nextStep")
+  def submitStep(
+      sessionId: cask.Cookie,
+      stepNum: Int,
+      nextStep: Int,
+      request: cask.Request
+  ) = {
+    val id = sessionId.value
+    println(s"got $request for $id. it's data is ${request.text()}")
+
+    // note: this is nice at step #1 because not storing anything before first submission
+    // but on followup steps, if data lost - new default object is created
+    // and that is not nice
+    val userAnswers = Sessions.sessionReplies.getOrElse(id, Answers(id))
+
+    val submittedData = URLDecoder.decode(request.text() , "UTF-8")
+
+    val updatedAnswers = userAnswers.updateStep(stepNum, submittedData, nextStep)
+
+    Sessions.sessionReplies.update(id, updatedAnswers)
+
+    val context = new Context()
+    val formData = Models.FormData(updatedAnswers)
+    context.setVariable(formDataContextVarName, formData)
+    val nextFormFragment = templateEngine.process(
+      updatedAnswers.fragmentName,
+      Set("formFragment").asJava,
+      context
+    )
+    println(s"the state now is $updatedAnswers")
+    cask.Response(
+      nextFormFragment,
+      headers = Seq("Content-Type" -> "text/html;charset=UTF-8")
+    )
+  }
+
+  /**
+   * This endpoint re-renders 'plan type inputs'
+   * so that togglng monthly\yearly could redraw their html
+   */
+  @cask.get("/step2/planTypeInputs")
+  def getPlanTypeInputs(sessionId: cask.Cookie, isPackageYearly: Option[String] = None) = {
+    val id = sessionId.value
+    val isPackageYearlyBool = isPackageYearly.contains("on")
+    println(s"requesting plan type inputs for $id and $isPackageYearlyBool")
+    Sessions.sessionReplies.get(id) match {
+      case None =>
+        cask.Response("Can't find answers for your session, please reload the page", 404)
+      case Some(answers) => {
+        // here changing yearly/monthly part of state based on passed checkbox value
+        // only for purposes of rendering the fragment
+        // not persisting, unless next or previous buttons are pressed
+        val withYearlyParamSet = answers.copy(step2 = answers.step2.copy(isYearly = isPackageYearlyBool))
+        val formData = Models.FormData(withYearlyParamSet)
+        val context = new Context()
+        context.setVariable(formDataContextVarName, formData)
+        val planTypesInputsHtml = templateEngine.process(
+          "step2",
+          Set("planTypesInputs").asJava,
+          context
+        )
+        println(s"updating plan type inputs for $answers")
+        cask.Response(
+          planTypesInputsHtml,
+          headers = Seq("Content-Type" -> "text/html;charset=UTF-8")
+        )
+      }
+    }
+  }
+
   @cask.staticResources("/public")
   def publicFiles() = "public"
 

15-multi-step-form/src/main/scala/multistepform/Sessions.scala

@@ -0,0 +1,11 @@
+package multistepform
+
+import multistepform.Models.Answers
+
+object Sessions {
+  // the simplest form of storing data
+  // i'll be relying on Render.com killing my app after 15 minutes of inactivity for GC
+  // no need to manage concurrency really, because requests for same session are really far apart
+  // and load will average to be 10req/day :shrug:
+  val sessionReplies = scala.collection.mutable.Map.empty[String, Answers]
+}