@using MoonCore.Blazor.FlyonUi.Components
@using MoonlightServers.Shared.Http.Requests.Admin.Servers
@using MoonCore.Helpers
@using MoonCore.Models
@using MoonlightServers.Frontend.UI.Views.Admin.All
@using MoonlightServers.Shared.Http.Requests.Admin.ServerVariables
@using MoonlightServers.Shared.Http.Responses.Admin.Stars
@using MoonlightServers.Shared.Http.Responses.Admin.StarVariables

@inject HttpApiClient ApiClient

<LazyLoader Load="Load">
    <div class="grid grid-cols-1 gap-x-6 gap-y-8 sm:grid-cols-6">
        @foreach (var variable in StarVariables)
        {
            // Load value of default
            var requestVar = Request.Variables.FirstOrDefault(x => x.Key == variable.Key);
            var value = requestVar != null
                ? requestVar.Value
                : variable.DefaultValue;

            <div class="sm:col-span-2">
                <label class="block text-sm font-medium leading-6 text-base-content">
                    @variable.Name
                </label>
                <div class="mt-2">
                    <input type="text"
                           class="input placeholder-base-content/50 w-full"
                           value="@value"
                           placeholder="@variable.DefaultValue"
                           @onchange="@(args => UpdateValue(variable, args))"/>
                </div>
                <p class="mt-1 text-sm leading-6 text-base-content/60">
                    @variable.Description
                </p>
            </div>
        }
    </div>
</LazyLoader>

@code
{
    [Parameter] public CreateServerRequest Request { get; set; }
    [Parameter] public Create Parent { get; set; }

    private StarVariableDetailResponse[] StarVariables;

    private async Task Load(LazyLoader _)
    {
        if (Parent.Star == null)
        {
            StarVariables = [];
            return;
        }
        
        StarVariables = await PagedData<StarVariableDetailResponse>.All(async (page, pageSize) =>
            await ApiClient.GetJson<PagedData<StarVariableDetailResponse>>(
                $"api/admin/servers/stars/{Parent.Star.Id}/variables?page={page}&pageSize={pageSize}"
            )
        );
    }

    private async Task UpdateValue(StarVariableDetailResponse starVariable, ChangeEventArgs args)
    {
        var value = args.Value?.ToString() ?? "";

        // Remove variable from request when set to its default value
        if (value == starVariable.DefaultValue && Request.Variables.Any(x => x.Key == starVariable.Key))
            Request.Variables.RemoveAll(x => x.Key == starVariable.Key);
        else
        {
            var serverVar = Request.Variables
                .FirstOrDefault(x => x.Key == starVariable.Key);

            if (serverVar == null)
            {
                serverVar = new CreateServerVariableRequest()
                {
                    Key = starVariable.Key
                };
                
                Request.Variables.Add(serverVar);
            }

            serverVar.Value = value;
        }

        await InvokeAsync(StateHasChanged);
    }
}