@page "/resources/hardware/{HardwareName}"
@using RackPeek.Domain.Persistence
@using RackPeek.Domain.Resources.AccessPoints
@using RackPeek.Domain.Resources.Connections
@using RackPeek.Domain.Resources.Desktops
@using RackPeek.Domain.Resources.Firewalls
@using RackPeek.Domain.Resources.Hardware
@using RackPeek.Domain.Resources.Laptops
@using RackPeek.Domain.Resources.Servers
@using RackPeek.Domain.Resources.Switches
@using RackPeek.Domain.Resources.SystemResources
@using RackPeek.Domain.Resources.UpsUnits
@using Shared.Rcl.AccessPoints
@using Shared.Rcl.Connections
@using Shared.Rcl.Desktops
@using Shared.Rcl.Firewalls
@using Shared.Rcl.Laptops
@using Shared.Rcl.Routers
@using Shared.Rcl.Servers
@using Shared.Rcl.Switches
@using Shared.Rcl.Ups
@using Router = RackPeek.Domain.Resources.Routers.Router

@inject IResourceCollection Repo
@inject GetHardwareSystemTreeUseCase GetHardwareSystemTreeUseCase
@inject NavigationManager Nav

<PageTitle>Hardware Details</PageTitle>

<ResourceBreadCrumbComponent
    ResourceType="ResourceType.Hardware"
    ResourceName="@HardwareName"
/>

<div class="min-h-screen bg-zinc-950 text-zinc-200 font-mono p-6">

    @if (_hardware is null && !_loading)
    {
        <div class="text-zinc-500">Hardware not found</div>
    }
    else if (_loading)
    {
        <div class="text-zinc-500">loading hardware…</div>
    }
    else
    {
        @* ================= Hardware Card ================= *@

        @if (_hardware != null)
        {

            @if (_hardware is Server server)
            {
                <ServerCardComponent Server="server" OnDeleted="DeleteCallback"/>
            }
            else if (_hardware is Desktop desktop)
            {
                <DesktopCardComponent Desktop="desktop" OnDeleted="DeleteCallback"/>
            }
            else if (_hardware is AccessPoint accessPoint)
            {
                <AccessPointCardComponent AccessPoint="accessPoint" OnDeleted="DeleteCallback"/>
            }
            else if (_hardware is Switch _switch)
            {
                <SwitchCardComponent Switch="_switch" OnDeleted="DeleteCallback"/>
            }
            else if (_hardware is Laptop laptop)
            {
                <LaptopCardComponent Laptop="laptop" OnDeleted="DeleteCallback"/>
            }
            else if (_hardware is Firewall firewall)
            {
                <FirewallCardComponent Firewall="firewall" OnDeleted="DeleteCallback"/>
            }
            else if (_hardware is Router router)
            {
                <RouterCardComponent Router="router" OnDeleted="DeleteCallback"/>
            }
            else if (_hardware is Ups ups)
            {
                <UpsCardComponent Ups="ups" OnDeleted="DeleteCallback"/>
            }
            else
            {
                <div class="text-zinc-400">
                    No detailed view for hardware type: @_hardware.Kind
                </div>
            }
        }


        @* ================= Dependency Tree ================= *@

        @if (_tree is not null && _tree.Systems.Any())
        {
            <HardwareDependencyTreeComponent Tree="_tree"/>
        }
        else
        {
            <div class="text-zinc-400 m-2">
                No child systems / services
            </div>
        }


        @* ================= Ports ================= *@

        @if (_hardware is IPortResource portResource && portResource.Ports?.Any() == true)
        {
            <div class="mt-8 space-y-6">

                <div class="text-zinc-400 text-sm uppercase tracking-wide">
                    Ports
                </div>

                @for (var i = 0; i < portResource.Ports.Count; i++)
                {
                    var portGroup = portResource.Ports[i];

                    <div class="space-y-2">

                        <div class="text-xs text-zinc-500">
                            @portGroup.Type — @portGroup.Speed Gbps (@portGroup.Count ports)
                        </div>

                        <PortLayout
                            ResourceName="@_hardware!.Name"
                            PortGroupIndex="i"
                            PortGroup="portGroup"
                            OnPortClicked="HandlePortClicked"
                        />

                    </div>
                }

            </div>
        }


        <div class="m-4">
            <AddResourceComponent TResource="SystemResource"
                                  Placeholder="System name"
                                  OnCreated="NavigateToNewResource"
                                  RunsOn="@(new List<string> { HardwareName })"/>
        </div>
    }

</div>


<PortConnectionModal
    IsOpen="@_connectionModalOpen"
    IsOpenChanged="v => _connectionModalOpen = v"
    SeedPort="@_selectedPort"
/>


@code {

    [Parameter] public string HardwareName { get; set; } = string.Empty;

    private Hardware? _hardware;
    private bool _loading = true;
    private HardwareDependencyTree? _tree;

    private bool _connectionModalOpen;
    private PortReference? _selectedPort;


    protected override async Task OnParametersSetAsync()
    {
        _loading = true;
        _hardware = null;
        _tree = null;

        _hardware = await Repo.GetByNameAsync(HardwareName) as Hardware;

        if (!string.IsNullOrEmpty(_hardware?.Name))
        {
            _tree = await GetHardwareSystemTreeUseCase.ExecuteAsync(_hardware.Name);
        }

        _loading = false;
    }


    void HandlePortClicked(PortReference port)
    {
        _selectedPort = port;
        _connectionModalOpen = true;
    }


    private Task DeleteCallback(string obj)
    {
        Nav.NavigateTo("/hardware/tree");
        return Task.CompletedTask;
    }


    private Task NavigateToNewResource(string systemName)
    {
        Nav.NavigateTo($"resources/systems/{Uri.EscapeDataString(systemName)}");
        return Task.CompletedTask;
    }

}