midrandbooks/MidrandBooks/Components/Layout/CookieBanner.razor

@namespace MidrandBooks.Components.Layout
@using Microsoft.AspNetCore.Components
@inject IJSRuntime JSRuntime

@if (ShowBanner || ShowPrivacyModal)
{
    @if (ShowBanner)
    {
        <div id="cookie-acceptance-banner" 
             class="fixed bottom-4 left-4 z-40 max-w-sm w-[calc(100vw-2rem)] sm:w-[380px] bg-white/90 backdrop-blur-xl border border-slate-200/80 rounded-2xl p-4 shadow-xl flex flex-col gap-3 animate-in slide-in-from-bottom-8 fade-in duration-500 hover:shadow-slate-200/50 transition-all">
            <!-- Accent Line -->
            <div class="absolute top-0 left-6 right-6 h-0.5 bg-gradient-to-r from-amber-500/0 via-amber-500/60 to-amber-500/0"></div>
            
            <div class="flex items-start gap-3">
                <!-- Visual Icon -->
                <div class="h-9 w-9 rounded-xl bg-amber-50 border border-amber-200/60 text-amber-600 flex items-center justify-center flex-shrink-0">
                    <svg class="h-5 w-5 animate-pulse" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
                        <circle cx="12" cy="12" r="10" />
                        <path d="M12 2a10 10 0 1 0 10 10 4 4 0 0 1-5-5 4 4 0 0 1-5-5" />
                        <path d="M8.5 8.5v.01" />
                        <path d="M16 15.5v.01" />
                        <path d="M12 12v.01" />
                        <path d="M11 16v.01" />
                        <path d="M15 11v.01" />
                    </svg>
                </div>
                
                <div class="space-y-1">
                    <h4 class="text-xs font-sans font-bold text-slate-800 tracking-tight">
                        Cookie &amp; POPIA Protocol
                    </h4>
                    <p class="text-[11px] text-slate-600 leading-relaxed font-medium">
                        We utilize essential identifiers to facilitate secure electronic catalog licensing, sandboxed media playbacks, and cryptographic PayFast gateway handshake handoffs under <strong class="text-amber-600 font-bold">Lite Charms (Pty) Ltd</strong>.
                    </p>
                </div>

                <button @onclick="DismissBanner"
                        class="text-slate-400 hover:text-slate-600 transition-colors cursor-pointer p-0.5"
                        aria-label="Dismiss banner">
                    <svg class="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24" stroke-width="2">
                        <path stroke-linecap="round" stroke-linejoin="round" d="M6 18L18 6M6 6l12 12" />
                    </svg>
                </button>
            </div>

            <!-- Action Links & Buttons -->
            <div class="flex items-center justify-between mt-1 pt-2.5 border-t border-slate-100">
                <button @onclick="OpenPrivacyModal"
                        class="text-[11px] font-semibold text-amber-600 hover:text-amber-700 underline cursor-pointer flex items-center gap-1 focus:outline-none">
                    <svg class="h-3.5 w-3.5" fill="none" stroke="currentColor" viewBox="0 0 24 24" stroke-width="2">
                        <path stroke-linecap="round" stroke-linejoin="round" d="M9 12l2 2 4-4m5.618-4.016A11.955 11.955 0 0112 2.944a11.955 11.955 0 01-8.618 3.04A12.02 12.02 0 003 9c0 5.591 3.824 10.29 9 11.622 5.176-1.332 9-6.03 9-11.622 0-1.042-.133-2.052-.382-3.016z" />
                    </svg>
                    Privacy Policy
                </button>
                
                <div class="flex items-center gap-2">
                    <button @onclick="AcceptCookies"
                            class="bg-slate-900 hover:bg-slate-800 text-white rounded-xl py-1.5 px-3.5 text-[10px] font-mono font-bold uppercase tracking-wider transition-all cursor-pointer shadow shadow-slate-900/10 hover:scale-[1.02] active:scale-[0.98]">
                        Accept All
                    </button>
                </div>
            </div>
        </div>
    }

    @if (ShowPrivacyModal)
    {
        <div id="cookie-privacy-modal-overlay" 
             class="fixed inset-0 z-50 flex items-center justify-center p-4 bg-slate-950/80 backdrop-blur-md overflow-y-auto">
            <div id="cookie-privacy-modal-content" 
                 class="relative w-full max-w-5xl bg-slate-950 border border-white/10 rounded-3xl shadow-2xl overflow-hidden max-h-[90vh] flex flex-col animate-in zoom-in-95 duration-200">
                <!-- Upper Highlight Bar -->
                <div class="absolute top-0 left-0 right-0 h-1 bg-gradient-to-r from-amber-500 via-amber-400 to-amber-600" />
                
                <!-- Modal Header -->
                <div class="flex items-center justify-between px-6 py-4 border-b border-white/10 bg-slate-900/40 relative z-10 flex-shrink-0">
                    <div class="flex items-center gap-2 text-white">
                        <svg class="h-5 w-5 text-amber-400" fill="none" stroke="currentColor" viewBox="0 0 24 24" stroke-width="2">
                            <path stroke-linecap="round" stroke-linejoin="round" d="M9 12l2 2 4-4m5.618-4.016A11.955 11.955 0 0112 2.944a11.955 11.955 0 01-8.618 3.04A12.02 12.02 0 003 9c0 5.591 3.824 10.29 9 11.622 5.176-1.332 9-6.03 9-11.622 0-1.042-.133-2.052-.382-3.016z" />
                        </svg>
                        <span class="font-mono text-xs font-bold uppercase tracking-wider text-slate-300">
                            Secure Legal Document Portal
                        </span>
                    </div>
                    <button @onclick="ClosePrivacyModal"
                            class="p-1.5 rounded-xl border border-white/10 bg-white/5 text-slate-400 hover:text-white shadow-sm hover:scale-105 transition-all cursor-pointer"
                            aria-label="Close modal">
                        <svg class="h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24" stroke-width="2">
                            <path stroke-linecap="round" stroke-linejoin="round" d="M6 18L18 6M6 6l12 12" />
                        </svg>
                    </button>
                </div>

                <!-- Modal Scrollable Body -->
                <div class="flex-1 overflow-y-auto bg-slate-950/50 p-4 sm:p-6 md:p-8">
                    <div class="max-w-4xl mx-auto -my-10">
                        <MidrandBooks.Components.Privacy />
                    </div>
                </div>

                <!-- Modal Footer -->
                <div class="px-6 py-4 border-t border-white/10 bg-slate-900/40 flex items-center justify-end flex-shrink-0">
                    <button @onclick="ClosePrivacyModal"
                            class="bg-white/5 hover:bg-white/10 text-slate-300 border border-white/10 rounded-xl py-2 px-5 text-xs font-mono font-bold uppercase tracking-wider transition-all cursor-pointer">
                        Close Document
                    </button>
                </div>
            </div>
        </div>
    }
}

@code {
    private bool ShowBanner { get; set; } = false;
    private bool ShowPrivacyModal { get; set; } = false;

    protected override async Task OnAfterRenderAsync(bool firstRender)
    {
        if (firstRender)
        {
            try
            {
                var isAccepted = await JSRuntime.InvokeAsync<string>("localStorage.getItem", "midrandbooks_cookie_accepted");
                if (isAccepted != "true")
                {
                    await Task.Delay(1500);
                    ShowBanner = true;
                    StateHasChanged();
                }
            }
            catch
            {
                // Fail gracefully if localStorage is blocked
            }
        }
    }

    private async Task AcceptCookies()
    {
        try
        {
            await JSRuntime.InvokeVoidAsync("localStorage.setItem", "midrandbooks_cookie_accepted", "true");
        }
        catch
        {
            // Fail gracefully
        }
        ShowBanner = false;
    }

    private void DismissBanner()
    {
        ShowBanner = false;
    }

    private void OpenPrivacyModal()
    {
        ShowPrivacyModal = true;
    }

    private void ClosePrivacyModal()
    {
        ShowPrivacyModal = false;
    }
}