@page "/route-calculation"
@using DevExpress.Blazor
@using TIAMWebApp.Shared.Application.Services
@inject GooglePlacesService GooglePlacesService

<DxFormLayout>
    <DxFormLayoutGroup Context="LayoutGroupContext" Caption="Route Calculation">
        <DxFormLayoutItem Caption="Origin Address">
            <DxTextBox @bind-Text="OriginAddress" />
        </DxFormLayoutItem>
        <DxFormLayoutItem Caption="Destination Address">
            <DxTextBox @bind-Text="DestinationAddress" />
        </DxFormLayoutItem>
        <DxFormLayoutItem Caption="Travel Date">
            <DxDateEdit @bind-Date="TravelDate" />
        </DxFormLayoutItem>
        <DxFormLayoutItem Caption="Travel Time">
            <DxTimeEdit @bind-Time="TravelTime" />
        </DxFormLayoutItem>
        <DxFormLayoutItem>
            <DxButton Context="ButtonContext" Click="CalculateRoute">Calculate Route</DxButton>
        </DxFormLayoutItem>
        <DxFormLayoutItem>
            <p>@RouteMessage</p>
        </DxFormLayoutItem>
    </DxFormLayoutGroup>
</DxFormLayout>

@code {
    private string OriginAddress { get; set; }
    private string DestinationAddress { get; set; }
    private DateTime TravelDate { get; set; } = DateTime.Today;
    private TimeSpan TravelTime { get; set; } = DateTime.Now.TimeOfDay;
    private string RouteMessage { get; set; }

    private async Task CalculateRoute()
    {
        var travelDateTime = TravelDate.Add(TravelTime);
        RouteMessage = await GooglePlacesService.CalculateRouteAsync(OriginAddress, DestinationAddress, travelDateTime);
    }
}