@implements IDisposable

@using RobotNet10.ScriptEditor.Clients
@using RobotNet10.ScriptEditor.Dialogs
@using RobotNet10.Components
@using RobotNet10.ScriptEngine.Shared
@using RobotNet10.Shared
@using MudBlazor

@inject ScriptManagerHubClient ScriptManagerClient
@inject IDialogService DialogService
@inject ISnackbar Snackbar

<div class="mission-item">
    <div class="mission-info">
        <div class="mission-name">@Mission.Name</div>
        <div class="mission-parameter-count">
            @(Mission.Parameters?.Length ?? 0) @((Mission.Parameters?.Length ?? 0) == 1 ? "parameter" : "parameters")
        </div>
    </div>
    <IconButton Icon="play" Title="Create Mission Instance" Disabled="@CreateDisabled" OnClick="HandleCreateMission" />
</div>

@code {
    [Parameter, EditorRequired]
    public ScriptMissionDto Mission { get; set; } = null!;

    private bool CreateDisabled => ScriptManagerClient.State != ScriptEngineState.Running;

    protected override void OnAfterRender(bool firstRender)
    {
        base.OnAfterRender(firstRender);
        if(firstRender)
        {
            ScriptManagerClient.StateChanged += OnEngineStateChanged;
        }
    }

    private void OnEngineStateChanged(ScriptEngineState _)
    {
        StateHasChanged();
    }

    private async Task HandleCreateMission()
    {
        if (!ScriptManagerClient.IsConnected)
        {
            Snackbar.Add($"Cannot create mission: Not connected to server", Severity.Warning);
            return;
        }

        var parameters = new DialogParameters<InstantiateMissionDialog>
        {
            { x => x.Model, Mission }
        };

        var options = new DialogOptions
        {
            CloseOnEscapeKey = true,
            MaxWidth = MaxWidth.Small,
            FullWidth = true
        };

        var dialog = await DialogService.ShowAsync<InstantiateMissionDialog>("Create Mission", parameters, options);
        var result = await dialog.Result;

        if (result is not null && !result.Canceled && result.Data is Dictionary<string, string> missionParams)
        {
            try
            {
                var createResult = await ScriptManagerClient.CreateMissionAsync(Mission.Name, missionParams);
                
                if (createResult != null && createResult.IsSuccess)
                {
                    Snackbar.Add($"Mission '{Mission.Name}' created successfully (ID: {createResult.Data})", Severity.Success);
                }
                else
                {
                    var errorMessage = createResult?.Message ?? "Unknown error";
                    Snackbar.Add($"Failed to create mission: {errorMessage}", Severity.Error);
                }
            }
            catch (Exception ex)
            {
                Snackbar.Add($"Error creating mission: {ex.Message}", Severity.Error);
            }
        }
    }

    public void Dispose()
    {
        ScriptManagerClient.StateChanged -= OnEngineStateChanged;
    }
}