Add another item in a modal

const [open, setOpen] = useState(false);
const [type, setType] = useState<string>();
const [name, setName] = useState<string>();
const [description, setDescription] = useState<string>();

<GoabButton type="tertiary" leadingIcon="add" onClick={() => setOpen(true)}>
  Add another item
</GoabButton>
<GoabModal
  heading="Add a new item"
  open={open}
  actions={
    <GoabButtonGroup alignment="end">
      <GoabButton type="tertiary" size="compact" onClick={() => setOpen(false)}>
        Cancel
      </GoabButton>
      <GoabButton type="primary" size="compact" onClick={() => setOpen(false)}>
        Save new item
      </GoabButton>
    </GoabButtonGroup>
  }
>
  <p>Fill in the information to create a new item</p>
  <GoabFormItem label="Type" mt="l">
    <GoabDropdown onChange={(e) => setType(e.value)} value={type}>
      <GoabDropdownItem value="1" label="Option 1" />
      <GoabDropdownItem value="2" label="Option 2" />
    </GoabDropdown>
  </GoabFormItem>
  <GoabFormItem label="Name" mt="l">
    <GoabInput
      onChange={(e) => setName(e.value)}
      value={name}
      name="name"
      width="100%"
    />
  </GoabFormItem>
  <GoabFormItem label="Description" mt="l">
    <GoabTextArea
      name="description"
      rows={3}
      width="100%"
      onChange={(e) => setDescription(e.value)}
      value={description}
    />
  </GoabFormItem>
</GoabModal>

open = false;
type: string | undefined = "";
name = "";
description = "";

toggleModal() {
  this.open = !this.open;
}

updateType(event: any) {
  this.type = event.value;
}

updateName(event: any) {
  this.name = event.value;
}

updateDescription(event: any) {
  this.description = event.value;
}

<goab-button type="tertiary" leadingIcon="add" (onClick)="toggleModal()"
  >Add another item</goab-button
>
<goab-modal
  [open]="open"
  (onClose)="toggleModal()"
  heading="Add a new item"
  [actions]="actions"
>
  <p>Fill in the information to create a new item</p>
  <goab-form-item label="Type" mt="l">
    <goab-dropdown (onChange)="updateType($event)" [value]="type">
      <goab-dropdown-item value="1" label="Option 1"></goab-dropdown-item>
      <goab-dropdown-item value="2" label="Option 2"></goab-dropdown-item>
    </goab-dropdown>
  </goab-form-item>
  <goab-form-item label="Name" mt="l">
    <goab-input
      name="name"
      width="100%"
      (onChange)="updateName($event)"
      [value]="name"
    ></goab-input>
  </goab-form-item>
  <goab-form-item label="Description" mt="l">
    <goab-textarea
      name="description"
      width="100%"
      [rows]="3"
      (onChange)="updateDescription($event)"
      [value]="description"
    ></goab-textarea>
  </goab-form-item>
  <ng-template #actions>
    <goab-button-group alignment="end">
      <goab-button type="tertiary" size="compact" (onClick)="toggleModal()"
        >Cancel</goab-button
      >
      <goab-button type="primary" size="compact" (onClick)="toggleModal()"
        >Save new item</goab-button
      >
    </goab-button-group>
  </ng-template>
</goab-modal>

const modal = document.getElementById("add-item-modal");
const openBtn = document.getElementById("open-modal-btn");
const cancelBtn = document.getElementById("cancel-btn");
const saveBtn = document.getElementById("save-btn");

openBtn.addEventListener("_click", () => {
  modal.setAttribute("open", "true");
});

modal.addEventListener("_close", () => {
  modal.removeAttribute("open");
});

cancelBtn.addEventListener("_click", () => {
  modal.removeAttribute("open");
});

saveBtn.addEventListener("_click", () => {
  modal.removeAttribute("open");
});

<goa-button version="2" id="open-modal-btn" type="tertiary" leadingicon="add"
  >Add another item</goa-button
>
<goa-modal version="2" id="add-item-modal" heading="Add a new item">
  <p>Fill in the information to create a new item</p>
  <goa-form-item version="2" label="Type" mt="l">
    <goa-dropdown version="2" id="type-dropdown">
      <goa-dropdown-item value="1" label="Option 1"></goa-dropdown-item>
      <goa-dropdown-item value="2" label="Option 2"></goa-dropdown-item>
    </goa-dropdown>
  </goa-form-item>
  <goa-form-item version="2" label="Name" mt="l">
    <goa-input version="2" name="name" width="100%" id="name-input"></goa-input>
  </goa-form-item>
  <goa-form-item version="2" label="Description" mt="l">
    <goa-textarea
      version="2"
      name="description"
      width="100%"
      rows="3"
      id="description-textarea"
    ></goa-textarea>
  </goa-form-item>
  <div slot="actions">
    <goa-button-group alignment="end">
      <goa-button version="2" id="cancel-btn" type="tertiary" size="compact"
        >Cancel</goa-button
      >
      <goa-button version="2" id="save-btn" type="primary" size="compact"
        >Save new item</goa-button
      >
    </goa-button-group>
  </div>
</goa-modal>