IGP-Fan-Reference/IGP/Pages/BuildCalculator/Parts/ArmyComponent.razor

@inject IJSRuntime jsRuntime;

@inject IBuildOrderService BuildOrder 

@implements IDisposable

<FormLayoutComponent>
    <FormDisplayComponent Label="Army ready at">
        <Display>@lastInterval | T @Interval.ToTime(lastInterval)</Display>
    </FormDisplayComponent>
    <FormDisplayComponent Label="Army units built">
        <Display>
            <div style="display: flex; width: 100%; gap: 12px;  flex-wrap: wrap;">
                @foreach (var unit in armyCount)
                {
                    <div style="width:90px; height: 60px; border: 1px solid gray; padding: 8px;">
                        <div>@unit.Value.ToString()x</div>
                        <div>@unit.Key</div>
                    </div>
                }
            </div>
        </Display>
    </FormDisplayComponent>

</FormLayoutComponent>

@code {


    private int lastInterval;

    readonly Dictionary<string, int> armyCount = new();

    List<EntityModel> army = new();

    protected override void OnInitialized()
    {
        BuildOrder.Subscribe(OnBuildOrderChanged);
    }

    void IDisposable.Dispose()
    {
        BuildOrder.Unsubscribe(OnBuildOrderChanged);
    }

    protected override bool ShouldRender()
    {
#if DEBUG
        jsRuntime.InvokeVoidAsync("console.time", "ArmyComponent");
#endif
        return true;
    }

    protected override void OnAfterRender(bool firstRender)
    {
#if DEBUG
        jsRuntime.InvokeVoidAsync("console.timeEnd", "ArmyComponent");
#endif
    }
    
    void OnBuildOrderChanged()
    {
        int armyCountWas = 0;
        foreach (var army in armyCount)
        {
            armyCountWas += army.Value;
        }
        
        armyCount.Clear();

        lastInterval = 0;

        var entitiesOverTime = BuildOrder.GetOrders();

        foreach (var entitiesAtTime in entitiesOverTime)
        {
            foreach (var entity in entitiesAtTime.Value)
            {
                if (entity.EntityType == EntityType.Army)
                {
                    if (!armyCount.TryAdd(entity.Info().Name, 1))
                    {
                        armyCount[entity.Info().Name]++;
                    }

                    if (entity.Production() != null && entity.Production().BuildTime + entitiesAtTime.Key > lastInterval)
                    {
                        lastInterval = entity.Production().BuildTime + entitiesAtTime.Key;
                    }
                }
            }
        }

        //TODO Better
        int armyCountIs = 0;
        foreach (var army in armyCount)
        {
            armyCountIs += army.Value;
        }

        
        if (armyCountWas != armyCountIs)
        {
            StateHasChanged();            
        }

    }

}