@using System.Text.Json
@using MoonCore.Blazor.Tailwind.Alerts
@using MoonCore.Blazor.Tailwind.Modals
@using MoonCore.Blazor.Tailwind.Toasts
@using MoonlightServers.Frontend.UI.Components.Stars.Modals
@using MoonlightServers.Shared.Http.Requests.Admin.Stars
@using MoonlightServers.Shared.Models

@inject ILogger<ParseConfigStarUpdate> Logger
@inject ModalService ModalService
@inject AlertService AlertService
@inject ToastService ToastService

<div class="flex justify-end mb-5">
    <button type="button" @onclick="AddConfig" class="btn btn-primary">Add parse configuration</button>
</div>

@if (HasParseError)
{
    
}
else
{
    <div class="grid sm:grid-cols-2 xl:grid-cols-3 gap-4">
        @foreach (var configuration in Configurations)
        {
            <div class="col-span-1 card card-body p-2.5">
                <div class="flex items-center justify-between">
                    <div class="ml-3">
                        <i class="icon-file-cog text-xl align-middle"></i>
                        <span class="align-middle text-lg">@configuration.File</span>
                    </div>

                    <div class="gap-x-2">
                        <button @onclick="() => UpdateConfig(configuration)" class="btn btn-primary">
                            <i class="icon-settings text-base"></i>
                        </button>

                        <button @onclick="() => DeleteConfig(configuration)" class="btn btn-danger">
                            <i class="icon-trash text-base"></i>
                        </button>
                    </div>
                </div>
            </div>
        }
    </div>
}

@code
{
    [Parameter] public UpdateStarRequest Request { get; set; }

    private List<ParseConfiguration> Configurations;
    private bool HasParseError = false;

    protected override Task OnInitializedAsync()
    {
        ReadFromJson();
        return Task.CompletedTask;
    }

    private async Task AddConfig()
    {
        Func<ParseConfiguration, Task> onSubmit = async configuration =>
        {
            Configurations.Add(configuration);
            SaveChanges();
            
            await InvokeAsync(StateHasChanged);
            await ToastService.Success("Successfully created parse configuration");
        };
        
        await ModalService.Launch<CreateParseConfigModal>(parameters =>
        {
            parameters.Add("OnSubmit", onSubmit);
        }, "max-w-xl");
    }
    
    private async Task UpdateConfig(ParseConfiguration configuration)
    {
        Func<ParseConfiguration, Task> onSubmit = async _ =>
        {
            SaveChanges();
            
            await InvokeAsync(StateHasChanged);
            await ToastService.Success("Successfully updated parse configuration");
        };
        
        await ModalService.Launch<UpdateParseConfigModal>(parameters =>
        {
            parameters.Add("OnSubmit", onSubmit);
            parameters.Add("Configuration", configuration);
        }, "max-w-xl");
    }
    
    private async Task DeleteConfig(ParseConfiguration configuration)
    {
        await AlertService.ConfirmDanger(
            "Parse configuration deletion",
            "Do you really want to delete the selected parse configuration",
            async () =>
            {
                Configurations.Remove(configuration);
                SaveChanges();

                await InvokeAsync(StateHasChanged);
                await ToastService.Success("Successfully deleted parse configuration");
            }
        );
    }

    private void SaveChanges()
    {
        Request.ParseConfiguration = JsonSerializer.Serialize(Configurations);
        ReadFromJson();
    }

    private void ReadFromJson()
    {
        try
        {
            Configurations = JsonSerializer.Deserialize<List<ParseConfiguration>>(Request.ParseConfiguration)
                             ?? throw new ArgumentNullException();

            HasParseError = false;
        }
        catch (Exception e)
        {
            Logger.LogWarning("An error occured while reading parse configuration: {e}", e);
            HasParseError = true;
        }
    }
}