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// Reply with a text message for URLs of the subdomain "text"
if (event.message.matchedUrl.url.includes("text.example.com")) {
  return {
    text: 'event.message.matchedUrl.url: ' + event.message.matchedUrl.url
  };
}

# Reply with a text message for URLs of the subdomain "text"
if 'text.example.com' in event.get('message').get('matchedUrl').get('url'):
  return {
    'text': 'event.message.matchedUrl.url: ' +
            event.get('message').get('matchedUrl').get('url')
  }

// Reply with a text message for URLs of the subdomain "text"
if (event.at("/message/matchedUrl/url").asText().contains("text.example.com")) {
  return new Message().setText("event.message.matchedUrl.url: " +
    event.at("/message/matchedUrl/url").asText());
}

// Reply with a text message for URLs of the subdomain "text"
if (event.message.matchedUrl.url.includes("text.example.com")) {
  return {
    text: 'event.message.matchedUrl.url: ' + event.message.matchedUrl.url
  };
}

// Attach a card to the message for URLs of the subdomain "support"
if (event.message.matchedUrl.url.includes("support.example.com")) {
  // A hard-coded card is used in this example. In a real-life scenario,
  // the case information would be fetched and used to build the card.
  return {
    actionResponse: { type: 'UPDATE_USER_MESSAGE_CARDS' },
    cardsV2: [{
      cardId: 'attachCard',
      card: {
        header: {
          title: 'Example Customer Service Case',
          subtitle: 'Case basics',
        },
        sections: [{ widgets: [
          { decoratedText: { topLabel: 'Case ID', text: 'case123'}},
          { decoratedText: { topLabel: 'Assignee', text: 'Charlie'}},
          { decoratedText: { topLabel: 'Status', text: 'Open'}},
          { decoratedText: { topLabel: 'Subject', text: 'It won\'t turn on...' }},
          { buttonList: { buttons: [{
            text: 'OPEN CASE',
            onClick: { openLink: {
              url: 'https://support.example.com/orders/case123'
            }},
          }, {
            text: 'RESOLVE CASE',
            onClick: { openLink: {
              url: 'https://support.example.com/orders/case123?resolved=y',
            }},
          }, {
            text: 'ASSIGN TO ME',
            onClick: { action: { function: 'assign'}}
          }]}}
        ]}]
      }
    }]
  };
}

# Attach a card to the message for URLs of the subdomain "support"
if 'support.example.com' in event.get('message').get('matchedUrl').get('url'):
  # A hard-coded card is used in this example. In a real-life scenario,
  # the case information would be fetched and used to build the card.
  return {
    'actionResponse': { 'type': 'UPDATE_USER_MESSAGE_CARDS' },
    'cardsV2': [{
      'cardId': 'attachCard',
      'card': {
        'header': {
          'title': 'Example Customer Service Case',
          'subtitle': 'Case basics',
        },
        'sections': [{ 'widgets': [
          { 'decoratedText': { 'topLabel': 'Case ID', 'text': 'case123'}},
          { 'decoratedText': { 'topLabel': 'Assignee', 'text': 'Charlie'}},
          { 'decoratedText': { 'topLabel': 'Status', 'text': 'Open'}},
          { 'decoratedText': { 'topLabel': 'Subject', 'text': 'It won\'t turn on...' }},
          { 'buttonList': { 'buttons': [{
            'text': 'OPEN CASE',
            'onClick': { 'openLink': {
              'url': 'https://support.example.com/orders/case123'
            }},
          }, {
            'text': 'RESOLVE CASE',
            'onClick': { 'openLink': {
              'url': 'https://support.example.com/orders/case123?resolved=y',
            }},
          }, {
            'text': 'ASSIGN TO ME',
            'onClick': { 'action': { 'function': 'assign'}}
          }]}}
        ]}]
      }
    }]
  }

// Attach a card to the message for URLs of the subdomain "support"
if (event.at("/message/matchedUrl/url").asText().contains("support.example.com")) {
  // A hard-coded card is used in this example. In a real-life scenario,
  // the case information would be fetched and used to build the card.
  return new Message()
    .setActionResponse(new ActionResponse()
      .setType("UPDATE_USER_MESSAGE_CARDS"))
    .setCardsV2(List.of(new CardWithId()
      .setCardId("attachCard")
      .setCard(new GoogleAppsCardV1Card()
        .setHeader(new GoogleAppsCardV1CardHeader()
          .setTitle("Example Customer Service Case")
          .setSubtitle("Case basics"))
        .setSections(List.of(new GoogleAppsCardV1Section().setWidgets(List.of(
          new GoogleAppsCardV1Widget().setDecoratedText(new GoogleAppsCardV1DecoratedText()
            .setTopLabel("Case ID")
            .setText("case123")),
          new GoogleAppsCardV1Widget().setDecoratedText(new GoogleAppsCardV1DecoratedText()
            .setTopLabel("Assignee")
            .setText("Charlie")),
          new GoogleAppsCardV1Widget().setDecoratedText(new GoogleAppsCardV1DecoratedText()
            .setTopLabel("Status")
            .setText("Open")),
          new GoogleAppsCardV1Widget().setDecoratedText(new GoogleAppsCardV1DecoratedText()
            .setTopLabel("Subject")
            .setText("It won't turn on...")),
          new GoogleAppsCardV1Widget()
            .setButtonList(new GoogleAppsCardV1ButtonList().setButtons(List.of(
              new GoogleAppsCardV1Button()
                .setText("OPEN CASE")
                .setOnClick(new GoogleAppsCardV1OnClick()
                  .setOpenLink(new GoogleAppsCardV1OpenLink()
                    .setUrl("https://support.example.com/orders/case123"))),
              new GoogleAppsCardV1Button()
                .setText("RESOLVE CASE")
                .setOnClick(new GoogleAppsCardV1OnClick()
                  .setOpenLink(new GoogleAppsCardV1OpenLink()
                    .setUrl("https://support.example.com/orders/case123?resolved=y"))),
              new GoogleAppsCardV1Button()
                .setText("ASSIGN TO ME")
                .setOnClick(new GoogleAppsCardV1OnClick()
                  .setAction(new GoogleAppsCardV1Action().setFunction("assign")))))))))))));
}

// Attach a card to the message for URLs of the subdomain "support"
if (event.message.matchedUrl.url.includes("support.example.com")) {
  // A hard-coded card is used in this example. In a real-life scenario,
  // the case information would be fetched and used to build the card.
  return {
    actionResponse: { type: 'UPDATE_USER_MESSAGE_CARDS' },
    cardsV2: [{
      cardId: 'attachCard',
      card: {
        header: {
          title: 'Example Customer Service Case',
          subtitle: 'Case basics',
        },
        sections: [{ widgets: [
          { decoratedText: { topLabel: 'Case ID', text: 'case123'}},
          { decoratedText: { topLabel: 'Assignee', text: 'Charlie'}},
          { decoratedText: { topLabel: 'Status', text: 'Open'}},
          { decoratedText: { topLabel: 'Subject', text: 'It won\'t turn on...' }},
          { buttonList: { buttons: [{
            text: 'OPEN CASE',
            onClick: { openLink: {
              url: 'https://support.example.com/orders/case123'
            }},
          }, {
            text: 'RESOLVE CASE',
            onClick: { openLink: {
              url: 'https://support.example.com/orders/case123?resolved=y',
            }},
          }, {
            text: 'ASSIGN TO ME',
            onClick: { action: { function: 'assign'}}
          }]}}
        ]}]
      }
    }]
  };
}

/**
 * Updates a card that was attached to a message with a previewed link.
 *
 * @param {Object} event The event object from Chat.
 *
 * @return {Object} Response from the Chat app. Either a new card attached to
 * the message with the previewed link, or an update to an existing card.
 */
function onCardClick(event) {
  // To respond to the correct button, checks the button's actionMethodName.
  if (event.action.actionMethodName === 'assign') {
    // A hard-coded card is used in this example. In a real-life scenario,
    // an actual assign action would be performed before building the card.

    // Checks whether the message event originated from a human or a Chat app
    // and sets actionResponse.type to "UPDATE_USER_MESSAGE_CARDS if human or
    // "UPDATE_MESSAGE" if Chat app.
    const actionResponseType = event.message.sender.type === 'HUMAN' ?
      'UPDATE_USER_MESSAGE_CARDS' :
      'UPDATE_MESSAGE';

    // Returns the updated card that displays "You" for the assignee
    // and that disables the button.
    return {
      actionResponse: { type: actionResponseType },
      cardsV2: [{
        cardId: 'attachCard',
        card: {
          header: {
            title: 'Example Customer Service Case',
            subtitle: 'Case basics',
          },
          sections: [{ widgets: [
            { decoratedText: { topLabel: 'Case ID', text: 'case123'}},
            // The assignee is now "You"
            { decoratedText: { topLabel: 'Assignee', text: 'You'}},
            { decoratedText: { topLabel: 'Status', text: 'Open'}},
            { decoratedText: { topLabel: 'Subject', text: 'It won\'t turn on...' }},
            { buttonList: { buttons: [{
              text: 'OPEN CASE',
              onClick: { openLink: {
                url: 'https://support.example.com/orders/case123'
              }},
            }, {
              text: 'RESOLVE CASE',
              onClick: { openLink: {
                url: 'https://support.example.com/orders/case123?resolved=y',
              }},
            }, {
              text: 'ASSIGN TO ME',
              // The button is now disabled
              disabled: true,
              onClick: { action: { function: 'assign'}}
            }]}}
          ]}]
        }
      }]
    };
  }
}

def on_card_click(event: dict) -> dict:
  """Updates a card that was attached to a message with a previewed link."""
  # To respond to the correct button, checks the button's actionMethodName.
  if 'assign' == event.get('action').get('actionMethodName'):
    # A hard-coded card is used in this example. In a real-life scenario,
    # an actual assign action would be performed before building the card.

    # Checks whether the message event originated from a human or a Chat app
    # and sets actionResponse.type to "UPDATE_USER_MESSAGE_CARDS if human or
    # "UPDATE_MESSAGE" if Chat app.
    actionResponseType = 'UPDATE_USER_MESSAGE_CARDS' if \
      event.get('message').get('sender').get('type') == 'HUMAN' else \
      'UPDATE_MESSAGE'

    # Returns the updated card that displays "You" for the assignee
    # and that disables the button.
    return {
      'actionResponse': { 'type': actionResponseType },
      'cardsV2': [{
        'cardId': 'attachCard',
        'card': {
          'header': {
            'title': 'Example Customer Service Case',
            'subtitle': 'Case basics',
          },
          'sections': [{ 'widgets': [
            { 'decoratedText': { 'topLabel': 'Case ID', 'text': 'case123'}},
            # The assignee is now "You"
            { 'decoratedText': { 'topLabel': 'Assignee', 'text': 'You'}},
            { 'decoratedText': { 'topLabel': 'Status', 'text': 'Open'}},
            { 'decoratedText': { 'topLabel': 'Subject', 'text': 'It won\'t turn on...' }},
            { 'buttonList': { 'buttons': [{
              'text': 'OPEN CASE',
              'onClick': { 'openLink': {
                'url': 'https://support.example.com/orders/case123'
              }},
            }, {
              'text': 'RESOLVE CASE',
              'onClick': { 'openLink': {
                'url': 'https://support.example.com/orders/case123?resolved=y',
              }},
            }, {
              'text': 'ASSIGN TO ME',
              # The button is now disabled
              'disabled': True,
              'onClick': { 'action': { 'function': 'assign'}}
            }]}}
          ]}]
        }
      }]
    }

// Updates a card that was attached to a message with a previewed link.
Message onCardClick(JsonNode event) {
  // To respond to the correct button, checks the button's actionMethodName.
  if (event.at("/action/actionMethodName").asText().equals("assign")) {
    // A hard-coded card is used in this example. In a real-life scenario,
    // an actual assign action would be performed before building the card.

    // Checks whether the message event originated from a human or a Chat app
    // and sets actionResponse.type to "UPDATE_USER_MESSAGE_CARDS if human or
    // "UPDATE_MESSAGE" if Chat app.
    String actionResponseType =
      event.at("/message/sender/type").asText().equals("HUMAN")
      ? "UPDATE_USER_MESSAGE_CARDS" : "UPDATE_MESSAGE";

    // Returns the updated card that displays "You" for the assignee
    // and that disables the button.
    return new Message()
    .setActionResponse(new ActionResponse()
      .setType(actionResponseType))
    .setCardsV2(List.of(new CardWithId()
      .setCardId("attachCard")
      .setCard(new GoogleAppsCardV1Card()
        .setHeader(new GoogleAppsCardV1CardHeader()
          .setTitle("Example Customer Service Case")
          .setSubtitle("Case basics"))
        .setSections(List.of(new GoogleAppsCardV1Section().setWidgets(List.of(
          new GoogleAppsCardV1Widget().setDecoratedText(new GoogleAppsCardV1DecoratedText()
            .setTopLabel("Case ID")
            .setText("case123")),
          new GoogleAppsCardV1Widget().setDecoratedText(new GoogleAppsCardV1DecoratedText()
            .setTopLabel("Assignee")
            // The assignee is now "You"
            .setText("You")),
          new GoogleAppsCardV1Widget().setDecoratedText(new GoogleAppsCardV1DecoratedText()
            .setTopLabel("Status")
            .setText("Open")),
          new GoogleAppsCardV1Widget().setDecoratedText(new GoogleAppsCardV1DecoratedText()
            .setTopLabel("Subject")
            .setText("It won't turn on...")),
          new GoogleAppsCardV1Widget()
            .setButtonList(new GoogleAppsCardV1ButtonList().setButtons(List.of(
              new GoogleAppsCardV1Button()
                .setText("OPEN CASE")
                .setOnClick(new GoogleAppsCardV1OnClick()
                  .setOpenLink(new GoogleAppsCardV1OpenLink()
                    .setUrl("https://support.example.com/orders/case123"))),
              new GoogleAppsCardV1Button()
                .setText("RESOLVE CASE")
                .setOnClick(new GoogleAppsCardV1OnClick()
                  .setOpenLink(new GoogleAppsCardV1OpenLink()
                    .setUrl("https://support.example.com/orders/case123?resolved=y"))),
              new GoogleAppsCardV1Button()
                .setText("ASSIGN TO ME")
                // The button is now disabled
                .setDisabled(true)
                .setOnClick(new GoogleAppsCardV1OnClick()
                  .setAction(new GoogleAppsCardV1Action().setFunction("assign")))))))))))));
  }
  return null;
}

/**
 * Updates a card that was attached to a message with a previewed link.
 *
 * @param {Object} event The event object from Chat.
 *
 * @return {Object} Response from the Chat app. Either a new card attached to
 * the message with the previewed link, or an update to an existing card.
 */
function onCardClick(event) {
  // To respond to the correct button, checks the button's actionMethodName.
  if (event.action.actionMethodName === 'assign') {
    // A hard-coded card is used in this example. In a real-life scenario,
    // an actual assign action would be performed before building the card.

    // Checks whether the message event originated from a human or a Chat app
    // and sets actionResponse.type to "UPDATE_USER_MESSAGE_CARDS if human or
    // "UPDATE_MESSAGE" if Chat app.
    const actionResponseType = event.message.sender.type === 'HUMAN' ?
      'UPDATE_USER_MESSAGE_CARDS' :
      'UPDATE_MESSAGE';

    // Returns the updated card that displays "You" for the assignee
    // and that disables the button.
    return {
      actionResponse: { type: actionResponseType },
      cardsV2: [{
        cardId: 'attachCard',
        card: {
          header: {
            title: 'Example Customer Service Case',
            subtitle: 'Case basics',
          },
          sections: [{ widgets: [
            { decoratedText: { topLabel: 'Case ID', text: 'case123'}},
            // The assignee is now "You"
            { decoratedText: { topLabel: 'Assignee', text: 'You'}},
            { decoratedText: { topLabel: 'Status', text: 'Open'}},
            { decoratedText: { topLabel: 'Subject', text: 'It won\'t turn on...' }},
            { buttonList: { buttons: [{
              text: 'OPEN CASE',
              onClick: { openLink: {
                url: 'https://support.example.com/orders/case123'
              }},
            }, {
              text: 'RESOLVE CASE',
              onClick: { openLink: {
                url: 'https://support.example.com/orders/case123?resolved=y',
              }},
            }, {
              text: 'ASSIGN TO ME',
              // The button is now disabled
              disabled: true,
              onClick: { action: { function: 'assign'}}
            }]}}
          ]}]
        }
      }]
    };
  }
}