@using Lagerbestand.Models
@using Lagerbestand.Services
@inject ILocationCodeService LocationCodeService

@if (!string.IsNullOrEmpty(Code))
{
    <div class="location-display @SizeClass @AreaClass @(IsOccupied ? "occupied" : "available")">
        @if (ShowIcon)
        {
            <span class="area-icon">@AreaIcon</span>
        }
        
        <div class="location-content">
            @if (DisplayMode == LocationDisplayMode.Code)
            {
                <span class="location-code">@Code</span>
            }
            else if (DisplayMode == LocationDisplayMode.Full)
            {
                <span class="location-code">@Code</span>
                <span class="location-text">@DisplayText</span>
            }
            else if (DisplayMode == LocationDisplayMode.Text)
            {
                <span class="location-text">@DisplayText</span>
            }
            else if (DisplayMode == LocationDisplayMode.Compact)
            {
                <span class="location-compact">@ShortText</span>
            }
        </div>
        
        @if (ShowStatus)
        {
            <span class="status-indicator @(IsOccupied ? "occupied" : "available")" title="@(IsOccupied ? "Belegt" : "Frei")">
                @(IsOccupied ? "?" : "?")
            </span>
        }
    </div>
}
else
{
    <span class="location-empty">-</span>
}

<style>
    .location-display {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0.25rem 0.5rem;
        border-radius: 6px;
        font-family: inherit;
    }
    
    /* Size variants */
    .location-display.size-sm {
        font-size: 0.8rem;
        padding: 0.15rem 0.35rem;
        gap: 0.3rem;
    }
    
    .location-display.size-md {
        font-size: 0.9rem;
    }
    
    .location-display.size-lg {
        font-size: 1.1rem;
        padding: 0.35rem 0.65rem;
    }
    
    /* Area color coding */
    .location-display.area-lager {
        background: rgba(52, 152, 219, 0.1);
        border: 1px solid rgba(52, 152, 219, 0.3);
    }
    
    .location-display.area-werkstatt {
        background: rgba(155, 89, 182, 0.1);
        border: 1px solid rgba(155, 89, 182, 0.3);
    }
    
    /* Occupancy styling */
    .location-display.occupied {
        opacity: 0.85;
    }
    
    .area-icon {
        font-size: 1em;
    }
    
    .location-content {
        display: flex;
        flex-direction: column;
        gap: 0.1rem;
    }
    
    .location-code {
        font-family: 'Monaco', 'Consolas', monospace;
        font-weight: 700;
        letter-spacing: 0.05em;
    }
    
    .location-text {
        font-size: 0.85em;
        color: var(--text-secondary, #666);
    }
    
    .location-compact {
        font-weight: 500;
    }
    
    .status-indicator {
        font-size: 0.8em;
    }
    
    .status-indicator.available {
        color: var(--color-success, #28a745);
    }
    
    .status-indicator.occupied {
        color: var(--color-error, #dc3545);
    }
    
    .location-empty {
        color: var(--text-muted, #999);
    }
</style>

@code {
    [Parameter]
    public string? Code { get; set; }
    
    [Parameter]
    public LocationDisplayMode DisplayMode { get; set; } = LocationDisplayMode.Full;
    
    [Parameter]
    public LocationDisplaySize Size { get; set; } = LocationDisplaySize.Medium;
    
    [Parameter]
    public bool ShowIcon { get; set; } = true;
    
    [Parameter]
    public bool ShowStatus { get; set; }
    
    [Parameter]
    public bool IsOccupied { get; set; }
    
    private ParsedLocationCode? _parsed;
    
    private string SizeClass => Size switch
    {
        LocationDisplaySize.Small => "size-sm",
        LocationDisplaySize.Large => "size-lg",
        _ => "size-md"
    };
    
    private string AreaClass => _parsed?.Area switch
    {
        AreaType.Lager => "area-lager",
        AreaType.Werkstatt => "area-werkstatt",
        _ => ""
    };
    
    private string AreaIcon => _parsed?.Area switch
    {
        AreaType.Lager => "??",
        AreaType.Werkstatt => "??",
        _ => "??"
    };
    
    private string DisplayText => _parsed != null 
        ? $"{_parsed.Area.GetDisplayName()}, Reihe {_parsed.Row}, {_parsed.Position.GetDisplayName()}, Platz {_parsed.SlotNumber}"
        : Code ?? "";

    private string ShortText => _parsed != null
        ? $"{_parsed.Area.GetDisplayName()} R{_parsed.Row} {_parsed.Position.GetShortName()} P{_parsed.SlotNumber}"
        : Code ?? "";
    
    protected override void OnParametersSet()
    {
        _parsed = null;
        if (!string.IsNullOrEmpty(Code) && LocationCodeService.TryParseLocationCode(Code, out var parsed))
        {
            _parsed = parsed;
        }
    }
}