From 037ffc7419bbc196eca17d7def51ab4255e20932 Mon Sep 17 00:00:00 2001
From: Pranav Raj S <pranav@chatwoot.com>
Date: Tue, 16 Feb 2021 00:14:13 +0530
Subject: [PATCH] feat: Add a pre-chat form on widget (#1769)

---
 .../api/v1/widget/base_controller.rb          |  65 ++++++++-
 .../api/v1/widget/conversations_controller.rb |  10 +-
 .../api/v1/widget/messages_controller.rb      |  65 +--------
 app/javascript/widget/App.vue                 |  10 --
 app/javascript/widget/api/conversation.js     |   7 +
 app/javascript/widget/api/endPoints.js        |  20 +++
 .../widget/components/ChatHeader.vue          |   2 -
 .../widget/components/ChatHeaderExpanded.vue  |   4 +-
 .../widget/components/Form/Input.vue          |  59 +++++++++
 .../widget/components/Form/TextArea.vue       |  63 +++++++++
 .../widget/components/PreChat/Form.vue        | 117 +++++++++++++++++
 app/javascript/widget/i18n/locale/en.json     |  21 ++-
 app/javascript/widget/mixins/configMixin.js   |  10 ++
 .../store/modules/conversation/actions.js     |  20 +++
 .../store/modules/conversation/getters.js     |   1 +
 .../store/modules/conversation/index.js       |   1 +
 .../store/modules/conversation/mutations.js   |   7 +
 .../specs/conversation/actions.spec.js        |  37 ++++++
 .../specs/conversation/getters.spec.js        |   5 +
 .../specs/conversation/mutations.spec.js      |  11 ++
 app/javascript/widget/views/Home.vue          | 124 ++++++++++--------
 app/javascript/widget/views/Router.vue        |  28 ----
 app/javascript/widget/views/Unread.vue        |  20 +--
 app/models/channel/web_widget.rb              |  26 ++--
 .../v1/models/_widget_message.json.jbuilder   |   9 ++
 .../widget/conversations/create.json.jbuilder |  10 ++
 app/views/widgets/show.html.erb               |   4 +-
 config/routes.rb                              |   2 +-
 ...request_for_email_on_channel_web_widget.rb |  15 +++
 db/schema.rb                                  |   6 +-
 .../widget/conversations_controller_spec.rb   |  25 ++++
 31 files changed, 604 insertions(+), 200 deletions(-)
 create mode 100644 app/javascript/widget/components/Form/Input.vue
 create mode 100644 app/javascript/widget/components/Form/TextArea.vue
 create mode 100644 app/javascript/widget/components/PreChat/Form.vue
 create mode 100644 app/views/api/v1/models/_widget_message.json.jbuilder
 create mode 100644 app/views/api/v1/widget/conversations/create.json.jbuilder
 create mode 100644 db/migrate/20210212154240_add_request_for_email_on_channel_web_widget.rb

diff --git a/app/controllers/api/v1/widget/base_controller.rb b/app/controllers/api/v1/widget/base_controller.rb
index 1d377d69d..52f19595e 100644
--- a/app/controllers/api/v1/widget/base_controller.rb
+++ b/app/controllers/api/v1/widget/base_controller.rb
@@ -20,11 +20,7 @@ class Api::V1::Widget::BaseController < ApplicationController
   end
 
   def auth_token_params
-    @auth_token_params ||= ::Widget::TokenService.new(token: request.headers[header_name]).decode_token
-  end
-
-  def header_name
-    'X-Auth-Token'
+    @auth_token_params ||= ::Widget::TokenService.new(token: request.headers['X-Auth-Token']).decode_token
   end
 
   def set_web_widget
@@ -39,6 +35,50 @@ class Api::V1::Widget::BaseController < ApplicationController
     @contact = @contact_inbox.contact
   end
 
+  def create_conversation
+    ::Conversation.create!(conversation_params)
+  end
+
+  def inbox
+    @inbox ||= ::Inbox.find_by(id: auth_token_params[:inbox_id])
+  end
+
+  def conversation_params
+    # FIXME: typo referrer in additional attributes, will probably require a migration.
+    {
+      account_id: inbox.account_id,
+      inbox_id: inbox.id,
+      contact_id: @contact.id,
+      contact_inbox_id: @contact_inbox.id,
+      additional_attributes: {
+        browser: browser_params,
+        referer: permitted_params[:message][:referer_url],
+        initiated_at: timestamp_params
+      }
+    }
+  end
+
+  def update_contact(email)
+    contact_with_email = @current_account.contacts.find_by(email: email)
+    if contact_with_email
+      @contact = ::ContactMergeAction.new(
+        account: @current_account,
+        base_contact: contact_with_email,
+        mergee_contact: @contact
+      ).perform
+    else
+      @contact.update!(email: email, name: contact_name)
+    end
+  end
+
+  def contact_email
+    permitted_params[:contact][:email].downcase
+  end
+
+  def contact_name
+    params[:contact][:name] || contact_email.split('@')[0]
+  end
+
   def browser_params
     {
       browser_name: browser.name,
@@ -48,4 +88,19 @@ class Api::V1::Widget::BaseController < ApplicationController
       platform_version: browser.platform.version
     }
   end
+
+  def timestamp_params
+    { timestamp: permitted_params[:message][:timestamp] }
+  end
+
+  def message_params
+    {
+      account_id: conversation.account_id,
+      sender: @contact,
+      content: permitted_params[:message][:content],
+      inbox_id: conversation.inbox_id,
+      echo_id: permitted_params[:message][:echo_id],
+      message_type: :incoming
+    }
+  end
 end
diff --git a/app/controllers/api/v1/widget/conversations_controller.rb b/app/controllers/api/v1/widget/conversations_controller.rb
index bafd008f9..2c8cede47 100644
--- a/app/controllers/api/v1/widget/conversations_controller.rb
+++ b/app/controllers/api/v1/widget/conversations_controller.rb
@@ -5,6 +5,14 @@ class Api::V1::Widget::ConversationsController < Api::V1::Widget::BaseController
     @conversation = conversation
   end
 
+  def create
+    ActiveRecord::Base.transaction do
+      update_contact(contact_email) if @contact.email.blank?
+      @conversation = create_conversation
+      conversation.messages.create(message_params)
+    end
+  end
+
   def update_last_seen
     head :ok && return if conversation.nil?
 
@@ -43,6 +51,6 @@ class Api::V1::Widget::ConversationsController < Api::V1::Widget::BaseController
   end
 
   def permitted_params
-    params.permit(:id, :typing_status, :website_token, :email)
+    params.permit(:id, :typing_status, :website_token, :email, contact: [:name, :email], message: [:content, :referer_url, :timestamp, :echo_id])
   end
 end
diff --git a/app/controllers/api/v1/widget/messages_controller.rb b/app/controllers/api/v1/widget/messages_controller.rb
index c98138366..6def00a3a 100644
--- a/app/controllers/api/v1/widget/messages_controller.rb
+++ b/app/controllers/api/v1/widget/messages_controller.rb
@@ -39,44 +39,7 @@ class Api::V1::Widget::MessagesController < Api::V1::Widget::BaseController
   end
 
   def set_conversation
-    @conversation = ::Conversation.create!(conversation_params) if conversation.nil?
-  end
-
-  def message_params
-    {
-      account_id: conversation.account_id,
-      sender: @contact,
-      content: permitted_params[:message][:content],
-      inbox_id: conversation.inbox_id,
-      echo_id: permitted_params[:message][:echo_id],
-      message_type: :incoming
-    }
-  end
-
-  def conversation_params
-    # FIXME: typo referrer in additional attributes
-    # will probably require a migration.
-    {
-      account_id: inbox.account_id,
-      inbox_id: inbox.id,
-      contact_id: @contact.id,
-      contact_inbox_id: @contact_inbox.id,
-      additional_attributes: {
-        browser: browser_params,
-        referer: permitted_params[:message][:referer_url],
-        initiated_at: timestamp_params
-      }
-    }
-  end
-
-  def timestamp_params
-    {
-      timestamp: permitted_params[:message][:timestamp]
-    }
-  end
-
-  def inbox
-    @inbox ||= ::Inbox.find_by(id: auth_token_params[:inbox_id])
+    @conversation = create_conversation if conversation.nil?
   end
 
   def message_finder_params
@@ -90,36 +53,12 @@ class Api::V1::Widget::MessagesController < Api::V1::Widget::BaseController
     @message_finder ||= MessageFinder.new(conversation, message_finder_params)
   end
 
-  def update_contact(email)
-    contact_with_email = @current_account.contacts.find_by(email: email)
-    if contact_with_email
-      @contact = ::ContactMergeAction.new(
-        account: @current_account,
-        base_contact: contact_with_email,
-        mergee_contact: @contact
-      ).perform
-    else
-      @contact.update!(
-        email: email,
-        name: contact_name
-      )
-    end
-  end
-
-  def contact_email
-    permitted_params[:contact][:email].downcase
-  end
-
-  def contact_name
-    contact_email.split('@')[0]
-  end
-
   def message_update_params
     params.permit(message: [{ submitted_values: [:name, :title, :value] }])
   end
 
   def permitted_params
-    params.permit(:id, :before, :website_token, contact: [:email], message: [:content, :referer_url, :timestamp, :echo_id])
+    params.permit(:id, :before, :website_token, contact: [:name, :email], message: [:content, :referer_url, :timestamp, :echo_id])
   end
 
   def set_message
diff --git a/app/javascript/widget/App.vue b/app/javascript/widget/App.vue
index 395f25662..1d860e76c 100755
--- a/app/javascript/widget/App.vue
+++ b/app/javascript/widget/App.vue
@@ -2,12 +2,7 @@
   <router
     :show-unread-view="showUnreadView"
     :is-mobile="isMobile"
-    :grouped-messages="groupedMessages"
-    :unread-messages="unreadMessages"
-    :conversation-size="conversationSize"
-    :available-agents="availableAgents"
     :has-fetched="hasFetched"
-    :conversation-attributes="conversationAttributes"
     :unread-message-count="unreadMessageCount"
     :is-left-aligned="isLeftAligned"
     :hide-message-bubble="hideMessageBubble"
@@ -40,12 +35,7 @@ export default {
   },
   computed: {
     ...mapGetters({
-      groupedMessages: 'conversation/getGroupedConversation',
-      unreadMessages: 'conversation/getUnreadTextMessages',
-      conversationSize: 'conversation/getConversationSize',
-      availableAgents: 'agent/availableAgents',
       hasFetched: 'agent/getHasFetched',
-      conversationAttributes: 'conversationAttributes/getConversationParams',
       unreadMessageCount: 'conversation/getUnreadMessageCount',
     }),
     isLeftAligned() {
diff --git a/app/javascript/widget/api/conversation.js b/app/javascript/widget/api/conversation.js
index 0901fbcb7..f22cf8ed9 100755
--- a/app/javascript/widget/api/conversation.js
+++ b/app/javascript/widget/api/conversation.js
@@ -1,6 +1,12 @@
 import endPoints from 'widget/api/endPoints';
 import { API } from 'widget/helpers/axios';
 
+const createConversationAPI = async content => {
+  const urlData = endPoints.createConversation(content);
+  const result = await API.post(urlData.url, urlData.params);
+  return result;
+};
+
 const sendMessageAPI = async content => {
   const urlData = endPoints.sendMessage(content);
   const result = await API.post(urlData.url, urlData.params);
@@ -38,6 +44,7 @@ const setUserLastSeenAt = async ({ lastSeen }) => {
 };
 
 export {
+  createConversationAPI,
   sendMessageAPI,
   getConversationAPI,
   getMessagesAPI,
diff --git a/app/javascript/widget/api/endPoints.js b/app/javascript/widget/api/endPoints.js
index 98c9206e4..6d856ee48 100755
--- a/app/javascript/widget/api/endPoints.js
+++ b/app/javascript/widget/api/endPoints.js
@@ -1,5 +1,24 @@
 import { buildSearchParamsWithLocale } from '../helpers/urlParamsHelper';
 
+const createConversation = params => {
+  const referrerURL = window.referrerURL || '';
+  const search = buildSearchParamsWithLocale(window.location.search);
+  return {
+    url: `/api/v1/widget/conversations${search}`,
+    params: {
+      contact: {
+        name: params.fullName,
+        email: params.emailAddress,
+      },
+      message: {
+        content: params.message,
+        timestamp: new Date().toString(),
+        referer_url: referrerURL,
+      },
+    },
+  };
+};
+
 const sendMessage = content => {
   const referrerURL = window.referrerURL || '';
   const search = buildSearchParamsWithLocale(window.location.search);
@@ -47,6 +66,7 @@ const getAvailableAgents = token => ({
 });
 
 export default {
+  createConversation,
   sendMessage,
   sendAttachment,
   getConversation,
diff --git a/app/javascript/widget/components/ChatHeader.vue b/app/javascript/widget/components/ChatHeader.vue
index d7c4cf8d6..9bc830edc 100644
--- a/app/javascript/widget/components/ChatHeader.vue
+++ b/app/javascript/widget/components/ChatHeader.vue
@@ -75,8 +75,6 @@ export default {
   padding: $space-two $space-medium;
   width: 100%;
   box-sizing: border-box;
-  background: white;
-  @include shadow-large;
 
   .header-branding {
     display: flex;
diff --git a/app/javascript/widget/components/ChatHeaderExpanded.vue b/app/javascript/widget/components/ChatHeaderExpanded.vue
index 509805ff9..e528d336f 100755
--- a/app/javascript/widget/components/ChatHeaderExpanded.vue
+++ b/app/javascript/widget/components/ChatHeaderExpanded.vue
@@ -1,5 +1,5 @@
 <template>
-  <header class="header-expanded py-8 px-6 bg-white relative box-border w-full">
+  <header class="header-expanded bg-white py-8 px-6 relative box-border w-full">
     <div class="flex justify-between items-start">
       <img v-if="avatarUrl" class="logo" :src="avatarUrl" />
       <header-actions :show-popout-button="showPopoutButton" />
@@ -50,8 +50,6 @@ export default {
 @import '~widget/assets/scss/mixins.scss';
 
 .header-expanded {
-  @include shadow-large;
-
   .logo {
     width: 56px;
     height: 56px;
diff --git a/app/javascript/widget/components/Form/Input.vue b/app/javascript/widget/components/Form/Input.vue
new file mode 100644
index 000000000..a8f1abe9e
--- /dev/null
+++ b/app/javascript/widget/components/Form/Input.vue
@@ -0,0 +1,59 @@
+<template>
+  <label class="block">
+    <div
+      v-if="label"
+      class="mb-2 text-xs font-medium"
+      :class="{
+        'text-black-800': !error,
+        'text-red-400': error,
+      }"
+    >
+      {{ label }}
+    </div>
+    <input
+      :type="type"
+      class="border rounded w-full py-2 px-3 text-slate-700 leading-tight outline-none"
+      :class="{
+        'border-black-200 hover:border-black-300 focus:border-black-300': !error,
+        'border-red-200 hover:border-red-300 focus:border-red-300': error,
+      }"
+      :placeholder="placeholder"
+      :value="value"
+      @change="onChange"
+    />
+    <div v-if="error" class="text-red-400 mt-2 text-xs font-medium">
+      {{ error }}
+    </div>
+  </label>
+</template>
+<script>
+export default {
+  props: {
+    label: {
+      type: String,
+      default: '',
+    },
+    type: {
+      type: String,
+      default: 'text',
+    },
+    placeholder: {
+      type: String,
+      default: '',
+    },
+    value: {
+      type: [String, Number],
+      required: true,
+    },
+    error: {
+      type: String,
+      default: '',
+    },
+  },
+  methods: {
+    onChange(event) {
+      this.$emit('input', event.target.value);
+    },
+  },
+};
+</script>
diff --git a/app/javascript/widget/components/Form/TextArea.vue b/app/javascript/widget/components/Form/TextArea.vue
new file mode 100644
index 000000000..4de6b4323
--- /dev/null
+++ b/app/javascript/widget/components/Form/TextArea.vue
@@ -0,0 +1,63 @@
+<template>
+  <label class="block">
+    <div
+      v-if="label"
+      class="mb-2 text-xs font-medium"
+      :class="{
+        'text-black-800': !error,
+        'text-red-400': error,
+      }"
+    >
+      {{ label }}
+    </div>
+    <textarea
+      class="resize-none border rounded w-full py-2 px-3 text-slate-700 leading-tight outline-none"
+      :class="{
+        'border-black-200 hover:border-black-300 focus:border-black-300': !error,
+        'border-red-200 hover:border-red-300 focus:border-red-300': error,
+      }"
+      :placeholder="placeholder"
+      :value="value"
+      @change="onChange"
+    />
+    <div v-if="error" class="text-red-400 mt-2 text-xs font-medium">
+      {{ error }}
+    </div>
+  </label>
+</template>
+<script>
+export default {
+  props: {
+    label: {
+      type: String,
+      default: '',
+    },
+    type: {
+      type: String,
+      default: 'text',
+    },
+    placeholder: {
+      type: String,
+      default: '',
+    },
+    value: {
+      type: [String, Number],
+      required: true,
+    },
+    error: {
+      type: String,
+      default: '',
+    },
+  },
+  methods: {
+    onChange(event) {
+      this.$emit('input', event.target.value);
+    },
+  },
+};
+</script>
+<style lang="scss" scoped>
+textarea {
+  min-height: 8rem;
+}
+</style>
diff --git a/app/javascript/widget/components/PreChat/Form.vue b/app/javascript/widget/components/PreChat/Form.vue
new file mode 100644
index 000000000..c8fc99b67
--- /dev/null
+++ b/app/javascript/widget/components/PreChat/Form.vue
@@ -0,0 +1,117 @@
+<template>
+  <form
+    class="flex flex-1 flex-col p-6 overflow-y-scroll"
+    @submit.prevent="onSubmit"
+  >
+    <div v-if="options.preChatMessage" class="text-black-800 text-sm leading-5">
+      {{ options.preChatMessage }}
+    </div>
+    <form-input
+      v-if="options.requireEmail"
+      v-model="fullName"
+      class="mt-5"
+      :label="$t('PRE_CHAT_FORM.FIELDS.FULL_NAME.LABEL')"
+      :placeholder="$t('PRE_CHAT_FORM.FIELDS.FULL_NAME.PLACEHOLDER')"
+      type="text"
+      :error="
+        $v.fullName.$error ? $t('PRE_CHAT_FORM.FIELDS.FULL_NAME.ERROR') : ''
+      "
+    />
+    <form-input
+      v-if="options.requireEmail"
+      v-model="emailAddress"
+      class="mt-5"
+      :label="$t('PRE_CHAT_FORM.FIELDS.EMAIL_ADDRESS.LABEL')"
+      :placeholder="$t('PRE_CHAT_FORM.FIELDS.EMAIL_ADDRESS.PLACEHOLDER')"
+      type="email"
+      :error="
+        $v.emailAddress.$error
+          ? $t('PRE_CHAT_FORM.FIELDS.EMAIL_ADDRESS.ERROR')
+          : ''
+      "
+    />
+    <form-text-area
+      v-model="message"
+      class="my-5"
+      :label="$t('PRE_CHAT_FORM.FIELDS.MESSAGE.LABEL')"
+      :placeholder="$t('PRE_CHAT_FORM.FIELDS.MESSAGE.PLACEHOLDER')"
+      :error="$v.message.$error ? $t('PRE_CHAT_FORM.FIELDS.MESSAGE.ERROR') : ''"
+    />
+    <woot-button
+      class="font-medium"
+      block
+      :bg-color="widgetColor"
+      :text-color="textColor"
+      :disabled="isCreating"
+    >
+      <spinner v-if="isCreating" class="p-0" />
+      {{ $t('START_CONVERSATION') }}
+    </woot-button>
+  </form>
+</template>
+
+<script>
+import WootButton from 'shared/components/Button';
+import FormInput from '../Form/Input';
+import FormTextArea from '../Form/TextArea';
+import Spinner from 'shared/components/Spinner';
+import { mapGetters } from 'vuex';
+import { getContrastingTextColor } from 'shared/helpers/ColorHelper';
+import { required, minLength, email } from 'vuelidate/lib/validators';
+export default {
+  components: {
+    FormInput,
+    FormTextArea,
+    WootButton,
+    Spinner,
+  },
+  props: {
+    options: {
+      type: Object,
+      default: () => ({}),
+    },
+  },
+  validations: {
+    fullName: {
+      required,
+    },
+    emailAddress: {
+      required,
+      email,
+    },
+    message: {
+      required,
+      minLength: minLength(10),
+    },
+  },
+  data() {
+    return {
+      fullName: '',
+      emailAddress: '',
+      message: '',
+    };
+  },
+  computed: {
+    ...mapGetters({
+      widgetColor: 'appConfig/getWidgetColor',
+      isCreating: 'conversation/getIsCreating',
+    }),
+    textColor() {
+      return getContrastingTextColor(this.widgetColor);
+    },
+  },
+  methods: {
+    onSubmit() {
+      this.$v.$touch();
+      if (this.$v.$invalid) {
+        return;
+      }
+      this.$store.dispatch('conversation/createConversation', {
+        fullName: this.fullName,
+        emailAddress: this.emailAddress,
+        message: this.message,
+      });
+    },
+  },
+};
+</script>
diff --git a/app/javascript/widget/i18n/locale/en.json b/app/javascript/widget/i18n/locale/en.json
index 2498c74e5..47d68c31d 100644
--- a/app/javascript/widget/i18n/locale/en.json
+++ b/app/javascript/widget/i18n/locale/en.json
@@ -29,5 +29,24 @@
   "EMAIL_PLACEHOLDER": "Please enter your email",
   "CHAT_PLACEHOLDER": "Type your message",
   "TODAY": "Today",
-  "YESTERDAY": "Yesterday"
+  "YESTERDAY": "Yesterday",
+  "PRE_CHAT_FORM": {
+    "FIELDS": {
+      "FULL_NAME": {
+        "LABEL": "Full Name",
+        "PLACEHOLDER": "Please enter your full name",
+        "ERROR": "Full Name is required"
+      },
+      "EMAIL_ADDRESS": {
+        "LABEL": "Email Address",
+        "PLACEHOLDER": "Please enter your email address",
+        "ERROR": "Invalid email address"
+      },
+      "MESSAGE": {
+        "LABEL": "Message",
+        "PLACEHOLDER": "Please enter your message",
+        "ERROR": "Message too short"
+      }
+    }
+  }
 }
diff --git a/app/javascript/widget/mixins/configMixin.js b/app/javascript/widget/mixins/configMixin.js
index 64e8baaef..da4b16c35 100644
--- a/app/javascript/widget/mixins/configMixin.js
+++ b/app/javascript/widget/mixins/configMixin.js
@@ -24,6 +24,16 @@ export default {
     replyTime() {
       return window.chatwootWebChannel.replyTime;
     },
+    preChatFormEnabled() {
+      return window.chatwootWebChannel.preChatFormEnabled;
+    },
+    preChatFormOptions() {
+      const options = window.chatwootWebChannel.preChatFormOptions || {};
+      return {
+        requireEmail: options.require_email,
+        preChatMessage: options.pre_chat_message,
+      };
+    },
     replyTimeStatus() {
       switch (this.replyTime) {
         case 'in_a_few_minutes':
diff --git a/app/javascript/widget/store/modules/conversation/actions.js b/app/javascript/widget/store/modules/conversation/actions.js
index 1fb896538..3101428a0 100644
--- a/app/javascript/widget/store/modules/conversation/actions.js
+++ b/app/javascript/widget/store/modules/conversation/actions.js
@@ -1,14 +1,34 @@
 import {
+  createConversationAPI,
   sendMessageAPI,
   getMessagesAPI,
   sendAttachmentAPI,
   toggleTyping,
   setUserLastSeenAt,
 } from 'widget/api/conversation';
+import { refreshActionCableConnector } from '../../../helpers/actionCable';
 
 import { createTemporaryMessage, onNewMessageCreated } from './helpers';
 
 export const actions = {
+  createConversation: async ({ commit }, params) => {
+    commit('setConversationUIFlag', { isCreating: true });
+    try {
+      const { data } = await createConversationAPI(params);
+      const {
+        contact: { pubsub_token: pubsubToken },
+        messages,
+      } = data;
+      const [message = {}] = messages;
+      commit('pushMessageToConversation', message);
+      refreshActionCableConnector(pubsubToken);
+    } catch (error) {
+      console.log(error);
+      // Ignore error
+    } finally {
+      commit('setConversationUIFlag', { isCreating: false });
+    }
+  },
   sendMessage: async ({ commit }, params) => {
     const { content } = params;
     commit('pushMessageToConversation', createTemporaryMessage({ content }));
diff --git a/app/javascript/widget/store/modules/conversation/getters.js b/app/javascript/widget/store/modules/conversation/getters.js
index afe58a0ed..2ba30d9f4 100644
--- a/app/javascript/widget/store/modules/conversation/getters.js
+++ b/app/javascript/widget/store/modules/conversation/getters.js
@@ -5,6 +5,7 @@ import { formatUnixDate } from 'shared/helpers/DateHelper';
 
 export const getters = {
   getAllMessagesLoaded: _state => _state.uiFlags.allMessagesLoaded,
+  getIsCreating: _state => _state.uiFlags.isCreating,
   getIsAgentTyping: _state => _state.uiFlags.isAgentTyping,
   getConversation: _state => _state.conversations,
   getConversationSize: _state => Object.keys(_state.conversations).length,
diff --git a/app/javascript/widget/store/modules/conversation/index.js b/app/javascript/widget/store/modules/conversation/index.js
index 83bbc65ee..d8bf30d04 100755
--- a/app/javascript/widget/store/modules/conversation/index.js
+++ b/app/javascript/widget/store/modules/conversation/index.js
@@ -11,6 +11,7 @@ const state = {
     allMessagesLoaded: false,
     isFetchingList: false,
     isAgentTyping: false,
+    isCreating: false,
   },
 };
 
diff --git a/app/javascript/widget/store/modules/conversation/mutations.js b/app/javascript/widget/store/modules/conversation/mutations.js
index 296706171..d42d08cf2 100644
--- a/app/javascript/widget/store/modules/conversation/mutations.js
+++ b/app/javascript/widget/store/modules/conversation/mutations.js
@@ -41,6 +41,13 @@ export const mutations = {
     }
   },
 
+  setConversationUIFlag($state, uiFlags) {
+    $state.uiFlags = {
+      ...$state.uiFlags,
+      ...uiFlags,
+    };
+  },
+
   setConversationListLoading($state, status) {
     $state.uiFlags.isFetchingList = status;
   },
diff --git a/app/javascript/widget/store/modules/specs/conversation/actions.spec.js b/app/javascript/widget/store/modules/specs/conversation/actions.spec.js
index ebe98b2d9..09e4e98af 100644
--- a/app/javascript/widget/store/modules/specs/conversation/actions.spec.js
+++ b/app/javascript/widget/store/modules/specs/conversation/actions.spec.js
@@ -28,6 +28,43 @@ describe('#actions', () => {
     });
   });
 
+  describe('#createConversation', () => {
+    it('sends correct mutations', async () => {
+      API.post.mockResolvedValue({
+        data: {
+          contact: { name: 'contact-name' },
+          messages: [{ id: 1, content: 'This is a test message' }],
+        },
+      });
+      let windowSpy = jest.spyOn(window, 'window', 'get');
+      windowSpy.mockImplementation(() => ({
+        WOOT_WIDGET: {
+          $root: {
+            $i18n: {
+              locale: 'el',
+            },
+          },
+        },
+        location: {
+          search: '?param=1',
+        },
+      }));
+      await actions.createConversation(
+        { commit },
+        { contact: {}, message: 'This is a test message' }
+      );
+      expect(commit.mock.calls).toEqual([
+        ['setConversationUIFlag', { isCreating: true }],
+        [
+          'pushMessageToConversation',
+          { id: 1, content: 'This is a test message' },
+        ],
+        ['setConversationUIFlag', { isCreating: false }],
+      ]);
+      windowSpy.mockRestore();
+    });
+  });
+
   describe('#updateMessage', () => {
     it('sends correct mutations', () => {
       actions.updateMessage({ commit }, { id: 1 });
diff --git a/app/javascript/widget/store/modules/specs/conversation/getters.spec.js b/app/javascript/widget/store/modules/specs/conversation/getters.spec.js
index 85af958ae..e2df3c7f0 100644
--- a/app/javascript/widget/store/modules/specs/conversation/getters.spec.js
+++ b/app/javascript/widget/store/modules/specs/conversation/getters.spec.js
@@ -16,6 +16,11 @@ describe('#getters', () => {
     });
   });
 
+  it('getIsCreating', () => {
+    const state = { uiFlags: { isCreating: true } };
+    expect(getters.getIsCreating(state)).toEqual(true);
+  });
+
   it('getConversationSize', () => {
     const state = {
       conversations: {
diff --git a/app/javascript/widget/store/modules/specs/conversation/mutations.spec.js b/app/javascript/widget/store/modules/specs/conversation/mutations.spec.js
index c8b4873e1..7e80454e8 100644
--- a/app/javascript/widget/store/modules/specs/conversation/mutations.spec.js
+++ b/app/javascript/widget/store/modules/specs/conversation/mutations.spec.js
@@ -73,6 +73,17 @@ describe('#mutations', () => {
     });
   });
 
+  describe('#setConversationUIFlag', () => {
+    it('set uiFlags correctly', () => {
+      const state = { uiFlags: { isFetchingList: false } };
+      mutations.setConversationUIFlag(state, { isCreating: true });
+      expect(state.uiFlags).toEqual({
+        isFetchingList: false,
+        isCreating: true,
+      });
+    });
+  });
+
   describe('#setMessagesInConversation', () => {
     it('sets allMessagesLoaded flag if payload is empty', () => {
       const state = { uiFlags: { allMessagesLoaded: false } };
diff --git a/app/javascript/widget/views/Home.vue b/app/javascript/widget/views/Home.vue
index 5cb104a9d..4aa249d3b 100755
--- a/app/javascript/widget/views/Home.vue
+++ b/app/javascript/widget/views/Home.vue
@@ -3,27 +3,30 @@
     v-if="!conversationSize && isFetchingList"
     class="flex flex-1 items-center h-full bg-black-25 justify-center"
   >
-    <spinner size=""></spinner>
+    <spinner size="" />
   </div>
   <div v-else class="home">
-    <div class="header-wrap">
+    <div
+      class="header-wrap bg-white"
+      :class="{ expanded: !isHeaderCollapsed, collapsed: isHeaderCollapsed }"
+    >
       <transition
         enter-active-class="transition-all delay-200 duration-300 ease"
         leave-active-class="transition-all duration-200 ease-in"
-        enter-class="opacity-0 transform -translate-y-32"
-        enter-to-class="opacity-100 transform translate-y-0"
-        leave-class="opacity-100 transform translate-y-0"
-        leave-to-class="opacity-0 transform -translate-y-32"
+        enter-class="opacity-0 transform"
+        enter-to-class="opacity-100 transform"
+        leave-class="opacity-100 transform"
+        leave-to-class="opacity-0 transform"
       >
         <chat-header-expanded
-          v-if="!isOnMessageView"
-          :intro-heading="introHeading"
-          :intro-body="introBody"
+          v-if="!isHeaderCollapsed"
+          :intro-heading="channelConfig.welcomeTitle"
+          :intro-body="channelConfig.welcomeTagline"
           :avatar-url="channelConfig.avatarUrl"
           :show-popout-button="showPopoutButton"
         />
         <chat-header
-          v-if="isOnMessageView"
+          v-if="isHeaderCollapsed"
           :title="channelConfig.websiteName"
           :avatar-url="channelConfig.avatarUrl"
           :show-popout-button="showPopoutButton"
@@ -31,21 +34,33 @@
         />
       </transition>
     </div>
-    <conversation-wrap :grouped-messages="groupedMessages" />
+    <div class="flex flex-1 overflow-scroll">
+      <conversation-wrap
+        v-if="currentView === 'messageView'"
+        :grouped-messages="groupedMessages"
+      />
+      <pre-chat-form
+        v-if="currentView === 'preChatFormView'"
+        :options="preChatFormOptions"
+      />
+    </div>
     <div class="footer-wrap">
       <transition
         enter-active-class="transition-all delay-300 duration-300 ease"
         leave-active-class="transition-all duration-200 ease-in"
-        enter-class="opacity-0 transform translate-y-32"
+        enter-class="opacity-0 transform"
         enter-to-class="opacity-100 transform translate-y-0"
         leave-class="opacity-100 transform translate-y-0"
-        leave-to-class="opacity-0 transform translate-y-32 "
+        leave-to-class="opacity-0 transform "
       >
-        <div v-if="showInputTextArea && isOnMessageView" class="input-wrap">
+        <div
+          v-if="showInputTextArea && currentView === 'messageView'"
+          class="input-wrap"
+        >
           <chat-footer />
         </div>
         <team-availability
-          v-if="!isOnMessageView"
+          v-if="currentView === 'cardView'"
           :available-agents="availableAgents"
           @start-conversation="startConversation"
         />
@@ -65,7 +80,7 @@ import configMixin from '../mixins/configMixin';
 import TeamAvailability from 'widget/components/TeamAvailability';
 import Spinner from 'shared/components/Spinner.vue';
 import { mapGetters } from 'vuex';
-
+import PreChatForm from '../components/PreChat/Form';
 export default {
   name: 'Home',
   components: {
@@ -74,45 +89,44 @@ export default {
     ChatHeader,
     ChatHeaderExpanded,
     ConversationWrap,
+    PreChatForm,
     Spinner,
     TeamAvailability,
   },
   mixins: [configMixin],
   props: {
-    groupedMessages: {
-      type: Array,
-      default: () => [],
-    },
-    conversationSize: {
-      type: Number,
-      default: 0,
-    },
-    availableAgents: {
-      type: Array,
-      default: () => [],
-    },
     hasFetched: {
       type: Boolean,
       default: false,
     },
-    conversationAttributes: {
-      type: Object,
-      default: () => {},
-    },
     showPopoutButton: {
       type: Boolean,
       default: false,
     },
   },
   data() {
-    return {
-      showMessageView: false,
-    };
+    return { isOnCollapsedView: false };
   },
   computed: {
     ...mapGetters({
+      availableAgents: 'agent/availableAgents',
+      conversationAttributes: 'conversationAttributes/getConversationParams',
+      conversationSize: 'conversation/getConversationSize',
+      groupedMessages: 'conversation/getGroupedConversation',
       isFetchingList: 'conversation/getIsFetchingList',
     }),
+    currentView() {
+      if (this.isHeaderCollapsed) {
+        if (this.conversationSize) {
+          return 'messageView';
+        }
+        if (this.preChatFormEnabled) {
+          return 'preChatFormView';
+        }
+        return 'messageView';
+      }
+      return 'cardView';
+    },
     isOpen() {
       return this.conversationAttributes.status === 'open';
     },
@@ -125,31 +139,22 @@ export default {
       }
       return true;
     },
-    isOnMessageView() {
-      if (this.hideWelcomeHeader) {
+    isHeaderCollapsed() {
+      if (!this.hasIntroText || this.conversationSize) {
         return true;
       }
-      if (this.conversationSize === 0) {
-        return this.showMessageView;
-      }
-      return true;
+
+      return this.isOnCollapsedView;
     },
-    isHeaderExpanded() {
-      return this.conversationSize === 0;
-    },
-    introHeading() {
-      return this.channelConfig.welcomeTitle;
-    },
-    introBody() {
-      return this.channelConfig.welcomeTagline;
-    },
-    hideWelcomeHeader() {
-      return !(this.introHeading || this.introBody);
+    hasIntroText() {
+      return (
+        this.channelConfig.welcomeTitle || this.channelConfig.welcomeTagline
+      );
     },
   },
   methods: {
     startConversation() {
-      this.showMessageView = !this.showMessageView;
+      this.isOnCollapsedView = !this.isOnCollapsedView;
     },
   },
 };
@@ -157,6 +162,7 @@ export default {
 
 <style scoped lang="scss">
 @import '~widget/assets/scss/variables';
+@import '~widget/assets/scss/mixins';
 
 .home {
   width: 100%;
@@ -168,9 +174,19 @@ export default {
   background: $color-background;
 
   .header-wrap {
+    border-radius: $space-normal $space-normal 0 0;
     flex-shrink: 0;
-    border-radius: $space-normal $space-normal $space-small $space-small;
+    transition: max-height 300ms;
     z-index: 99;
+    @include shadow-large;
+
+    &.expanded {
+      max-height: 16rem;
+    }
+
+    &.collapsed {
+      max-height: 4.5rem;
+    }
 
     @media only screen and (min-device-width: 320px) and (max-device-width: 667px) {
       border-radius: 0;
diff --git a/app/javascript/widget/views/Router.vue b/app/javascript/widget/views/Router.vue
index cb72daca1..97b93d4da 100644
--- a/app/javascript/widget/views/Router.vue
+++ b/app/javascript/widget/views/Router.vue
@@ -10,21 +10,13 @@
   >
     <home
       v-if="!showUnreadView"
-      :grouped-messages="groupedMessages"
-      :conversation-size="conversationSize"
-      :available-agents="availableAgents"
       :has-fetched="hasFetched"
-      :conversation-attributes="conversationAttributes"
       :unread-message-count="unreadMessageCount"
       :show-popout-button="showPopoutButton"
     />
     <unread
       v-else
-      :unread-messages="unreadMessages"
-      :conversation-size="conversationSize"
-      :available-agents="availableAgents"
       :has-fetched="hasFetched"
-      :conversation-attributes="conversationAttributes"
       :unread-message-count="unreadMessageCount"
       :hide-message-bubble="hideMessageBubble"
     />
@@ -42,22 +34,6 @@ export default {
     Unread,
   },
   props: {
-    groupedMessages: {
-      type: Array,
-      default: () => [],
-    },
-    unreadMessages: {
-      type: Array,
-      default: () => [],
-    },
-    conversationSize: {
-      type: Number,
-      default: 0,
-    },
-    availableAgents: {
-      type: Array,
-      default: () => [],
-    },
     hasFetched: {
       type: Boolean,
       default: false,
@@ -78,10 +54,6 @@ export default {
       type: Boolean,
       default: false,
     },
-    conversationAttributes: {
-      type: Object,
-      default: () => {},
-    },
     unreadMessageCount: {
       type: Number,
       default: 0,
diff --git a/app/javascript/widget/views/Unread.vue b/app/javascript/widget/views/Unread.vue
index 70e9c26b3..0716daec8 100644
--- a/app/javascript/widget/views/Unread.vue
+++ b/app/javascript/widget/views/Unread.vue
@@ -35,6 +35,7 @@
 import { IFrameHelper } from 'widget/helpers/utils';
 import AgentBubble from 'widget/components/AgentMessageBubble.vue';
 import configMixin from '../mixins/configMixin';
+import { mapGetters } from 'vuex';
 
 export default {
   name: 'Unread',
@@ -43,26 +44,10 @@ export default {
   },
   mixins: [configMixin],
   props: {
-    unreadMessages: {
-      type: Array,
-      default: () => [],
-    },
-    conversationSize: {
-      type: Number,
-      default: 0,
-    },
-    availableAgents: {
-      type: Array,
-      default: () => [],
-    },
     hasFetched: {
       type: Boolean,
       default: false,
     },
-    conversationAttributes: {
-      type: Object,
-      default: () => {},
-    },
     unreadMessageCount: {
       type: Number,
       default: 0,
@@ -73,6 +58,9 @@ export default {
     },
   },
   computed: {
+    ...mapGetters({
+      unreadMessages: 'conversation/getUnreadTextMessages',
+    }),
     showCloseButton() {
       return this.unreadMessageCount && this.hideMessageBubble;
     },
diff --git a/app/models/channel/web_widget.rb b/app/models/channel/web_widget.rb
index 377ffbb33..1f632cd51 100644
--- a/app/models/channel/web_widget.rb
+++ b/app/models/channel/web_widget.rb
@@ -2,18 +2,20 @@
 #
 # Table name: channel_web_widgets
 #
-#  id              :integer          not null, primary key
-#  feature_flags   :integer          default(3), not null
-#  hmac_token      :string
-#  reply_time      :integer          default("in_a_few_minutes")
-#  website_token   :string
-#  website_url     :string
-#  welcome_tagline :string
-#  welcome_title   :string
-#  widget_color    :string           default("#1f93ff")
-#  created_at      :datetime         not null
-#  updated_at      :datetime         not null
-#  account_id      :integer
+#  id                    :integer          not null, primary key
+#  feature_flags         :integer          default(3), not null
+#  hmac_token            :string
+#  pre_chat_form_enabled :boolean          default(FALSE)
+#  pre_chat_form_options :jsonb
+#  reply_time            :integer          default("in_a_few_minutes")
+#  website_token         :string
+#  website_url           :string
+#  welcome_tagline       :string
+#  welcome_title         :string
+#  widget_color          :string           default("#1f93ff")
+#  created_at            :datetime         not null
+#  updated_at            :datetime         not null
+#  account_id            :integer
 #
 # Indexes
 #
diff --git a/app/views/api/v1/models/_widget_message.json.jbuilder b/app/views/api/v1/models/_widget_message.json.jbuilder
new file mode 100644
index 000000000..8aa42aba3
--- /dev/null
+++ b/app/views/api/v1/models/_widget_message.json.jbuilder
@@ -0,0 +1,9 @@
+json.id resource.id
+json.content resource.content
+json.message_type resource.message_type_before_type_cast
+json.content_type resource.content_type
+json.content_attributes resource.content_attributes
+json.created_at resource.created_at.to_i
+json.conversation_id resource.conversation.display_id
+json.attachments resource.attachments.map(&:push_event_data) if resource.attachments.present?
+json.sender resource.sender.push_event_data if resource.sender
diff --git a/app/views/api/v1/widget/conversations/create.json.jbuilder b/app/views/api/v1/widget/conversations/create.json.jbuilder
new file mode 100644
index 000000000..2576af592
--- /dev/null
+++ b/app/views/api/v1/widget/conversations/create.json.jbuilder
@@ -0,0 +1,10 @@
+json.id @conversation.display_id
+json.inbox_id @conversation.inbox_id
+json.contact_last_seen_at @conversation.contact_last_seen_at.to_i
+json.status @conversation.status
+json.messages do
+  json.array! @conversation.messages do |message|
+    json.partial! 'api/v1/models/widget_message', resource: message
+  end
+end
+json.contact @conversation.contact
diff --git a/app/views/widgets/show.html.erb b/app/views/widgets/show.html.erb
index d3d5949f3..2f8287bc5 100644
--- a/app/views/widgets/show.html.erb
+++ b/app/views/widgets/show.html.erb
@@ -19,7 +19,9 @@
         widgetColor: '<%= @web_widget.widget_color %>',
         enabledFeatures: <%= @web_widget.selected_feature_flags.to_json.html_safe %>,
         enabledLanguages: <%= available_locales_with_name.to_json.html_safe %>,
-        replyTime: '<%= @web_widget.reply_time %>'
+        replyTime: '<%= @web_widget.reply_time %>',
+        preChatFormEnabled: <%= @web_widget.pre_chat_form_enabled %>,
+        preChatFormOptions: <%= @web_widget.pre_chat_form_options.to_json.html_safe %>
       }
       window.chatwootWidgetDefaults = {
         useInboxAvatarForBot: <%= ActiveModel::Type::Boolean.new.cast(ENV.fetch('USE_INBOX_AVATAR_FOR_BOT', false)) %>,
diff --git a/config/routes.rb b/config/routes.rb
index 3603b5aef..b521bece0 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -139,7 +139,7 @@ Rails.application.routes.draw do
       namespace :widget do
         resources :events, only: [:create]
         resources :messages, only: [:index, :create, :update]
-        resources :conversations, only: [:index] do
+        resources :conversations, only: [:index, :create] do
           collection do
             post :update_last_seen
             post :toggle_typing
diff --git a/db/migrate/20210212154240_add_request_for_email_on_channel_web_widget.rb b/db/migrate/20210212154240_add_request_for_email_on_channel_web_widget.rb
new file mode 100644
index 000000000..646dd2139
--- /dev/null
+++ b/db/migrate/20210212154240_add_request_for_email_on_channel_web_widget.rb
@@ -0,0 +1,15 @@
+class AddRequestForEmailOnChannelWebWidget < ActiveRecord::Migration[6.0]
+  def up
+    change_table :channel_web_widgets, bulk: true do |t|
+      t.column :pre_chat_form_enabled, :boolean, default: false
+      t.column :pre_chat_form_options, :jsonb, default: {}
+    end
+  end
+
+  def down
+    change_table :channel_web_widgets, bulk: true do |t|
+      t.remove :pre_chat_form_enabled
+      t.remove :pre_chat_form_options
+    end
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index aa7cc393e..8b7476907 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2021_02_01_150037) do
+ActiveRecord::Schema.define(version: 2021_02_12_154240) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_stat_statements"
@@ -183,6 +183,8 @@ ActiveRecord::Schema.define(version: 2021_02_01_150037) do
     t.integer "feature_flags", default: 3, null: false
     t.integer "reply_time", default: 0
     t.string "hmac_token"
+    t.boolean "pre_chat_form_enabled", default: false
+    t.jsonb "pre_chat_form_options", default: {}
     t.index ["hmac_token"], name: "index_channel_web_widgets_on_hmac_token", unique: true
     t.index ["website_token"], name: "index_channel_web_widgets_on_website_token", unique: true
   end
@@ -492,11 +494,9 @@ ActiveRecord::Schema.define(version: 2021_02_01_150037) do
     t.index ["taggable_id", "taggable_type", "context"], name: "index_taggings_on_taggable_id_and_taggable_type_and_context"
     t.index ["taggable_id", "taggable_type", "tagger_id", "context"], name: "taggings_idy"
     t.index ["taggable_id"], name: "index_taggings_on_taggable_id"
-    t.index ["taggable_type", "taggable_id"], name: "index_taggings_on_taggable_type_and_taggable_id"
     t.index ["taggable_type"], name: "index_taggings_on_taggable_type"
     t.index ["tagger_id", "tagger_type"], name: "index_taggings_on_tagger_id_and_tagger_type"
     t.index ["tagger_id"], name: "index_taggings_on_tagger_id"
-    t.index ["tagger_type", "tagger_id"], name: "index_taggings_on_tagger_type_and_tagger_id"
   end
 
   create_table "tags", id: :serial, force: :cascade do |t|
diff --git a/spec/controllers/api/v1/widget/conversations_controller_spec.rb b/spec/controllers/api/v1/widget/conversations_controller_spec.rb
index a08b9b7bf..43d60db69 100644
--- a/spec/controllers/api/v1/widget/conversations_controller_spec.rb
+++ b/spec/controllers/api/v1/widget/conversations_controller_spec.rb
@@ -27,6 +27,31 @@ RSpec.describe '/api/v1/widget/conversations/toggle_typing', type: :request do
     end
   end
 
+  describe 'POST /api/v1/widget/conversations' do
+    it 'creates a conversation' do
+      post '/api/v1/widget/conversations',
+           headers: { 'X-Auth-Token' => token },
+           params: {
+             website_token: web_widget.website_token,
+             contact: {
+               name: 'contact-name',
+               email: 'contact-email@chatwoot.com'
+             },
+             message: {
+               content: 'This is a test message'
+             }
+           },
+           as: :json
+
+      expect(response).to have_http_status(:success)
+      json_response = JSON.parse(response.body)
+
+      expect(json_response['id']).not_to eq nil
+      expect(json_response['contact']['email']).to eq 'contact-email@chatwoot.com'
+      expect(json_response['messages'][0]['content']).to eq 'This is a test message'
+    end
+  end
+
   describe 'POST /api/v1/widget/conversations/toggle_typing' do
     context 'with a conversation' do
       it 'dispatches the correct typing status' do