Calendar view
<%= form_for :calendar_view, "#", [phx_change: :changed, phx_submit: :save, phx_target: @myself], fn cvf -> %>
<%= label cvf, :week_start_at, class: "form-label" %>
<%= icon_div @socket, "bi-calendar2-range", [class: "icon is-left text-muted fs-5"] %>
<%= select cvf, :week_start_at, week_start_options(),
value: @current_user.week_start_at,
class: "form-select"
%>
<%= submit "Save",
class: "btn btn-primary",
disabled: @form_week_start_at == @current_user.week_start_at,
aria_disabled: (@form_week_start_at == @current_user.week_start_at) && "true" || false,
phx_disable_with: "Saving..."
%>
<% end %>