feat: WhatsApp enhanced templates front end changes (#12117)

Part of the https://github.com/chatwoot/chatwoot/pull/11997

Co-authored-by: Sojan Jose <sojan@pepalo.com>
Co-authored-by: iamsivin <iamsivin@gmail.com>

app/javascript/dashboard/components-next/NewConversation/components/WhatsappTemplate.vue

@@ -0,0 +1,64 @@
+<script setup>
+import WhatsAppTemplateParser from 'dashboard/components-next/whatsapp/WhatsAppTemplateParser.vue';
+import Button from 'dashboard/components-next/button/Button.vue';
+import { useI18n } from 'vue-i18n';
+
+defineProps({
+  template: {
+    type: Object,
+    default: () => ({}),
+  },
+});
+
+const emit = defineEmits(['sendMessage', 'back']);
+
+const { t } = useI18n();
+
+const handleSendMessage = payload => {
+  emit('sendMessage', payload);
+};
+
+const handleBack = () => {
+  emit('back');
+};
+</script>
+
+<template>
+  <div
+    class="absolute top-full mt-1.5 max-h-[30rem] overflow-y-auto ltr:left-0 rtl:right-0 flex flex-col gap-4 px-4 pt-6 pb-5 items-start w-[28.75rem] h-auto bg-n-solid-2 border border-n-strong shadow-sm rounded-lg"
+  >
+    <div class="w-full">
+      <WhatsAppTemplateParser
+        :template="template"
+        @send-message="handleSendMessage"
+        @back="handleBack"
+      >
+        <template #actions="{ sendMessage, goBack, disabled }">
+          <div class="flex gap-3 justify-between items-end w-full h-14">
+            <Button
+              :label="
+                t(
+                  'COMPOSE_NEW_CONVERSATION.FORM.WHATSAPP_OPTIONS.TEMPLATE_PARSER.BACK'
+                )
+              "
+              color="slate"
+              variant="faded"
+              class="w-full font-medium"
+              @click="goBack"
+            />
+            <Button
+              :label="
+                t(
+                  'COMPOSE_NEW_CONVERSATION.FORM.WHATSAPP_OPTIONS.TEMPLATE_PARSER.SEND_MESSAGE'
+                )
+              "
+              class="w-full font-medium"
+              :disabled="disabled"
+              @click="sendMessage"
+            />
+          </div>
+        </template>
+      </WhatsAppTemplateParser>
+    </div>
+  </div>
+</template>