import { createClient } from "@/lib/supabase/server";
import { inviteUser, revokeInvitation } from "./actions";
import { Suspense } from "react";
import { Skeleton } from "@/components/ui/skeleton";
import { Trash2 } from "lucide-react";

async function TeamSettingsContent() {
  const supabase = await createClient();
  const { data: userData } = await supabase.auth.getUser();
  const userId = userData?.user?.id;

  if (!userId) return null;

  // Get profile
  const { data: profile } = await supabase
    .from("profiles")
    .select("organization_id, role")
    .eq("id", userId)
    .single();

  if (!profile?.organization_id) return null;

  // Get organization members
  const { data: members } = await supabase
    .from("profiles")
    .select("id, email, role")
    .eq("organization_id", profile.organization_id);

  // Get pending invitations
  const { data: invitations } = await supabase
    .from("invitations")
    .select("id, email, token, status, expires_at")
    .eq("organization_id", profile.organization_id)
    .eq("status", "pending")
    .gt("expires_at", new Date().toISOString());

  return (
    <div className="p-8 max-w-4xl mx-auto space-y-8">
      <div>
        <h1 className="text-2xl font-semibold mb-1 text-foreground">Team Management</h1>
        <p className="text-sm text-muted-foreground">Manage your organization&apos;s members and invitations.</p>
      </div>

      <div className="space-y-4">
        <h2 className="text-lg font-medium text-foreground border-b border-border pb-2">Members</h2>
        <div className="bg-card border border-border rounded-lg overflow-hidden shadow-sm">
          <ul className="divide-y divide-border">
            {members?.map((m) => (
              <li key={m.id} className="p-4 flex items-center justify-between hover:bg-muted/50 transition-colors">
                <div>
                  <div className="text-sm font-medium">{m.email}</div>
                  <div className="text-xs text-muted-foreground capitalize">{m.role}</div>
                </div>
              </li>
            ))}
          </ul>
        </div>
      </div>

      {profile.role === "owner" && (
        <div className="space-y-4">
          <h2 className="text-lg font-medium text-foreground border-b border-border pb-2">Invite New Member</h2>
          <div className="bg-card border border-border rounded-lg p-4 shadow-sm">
            <form action={inviteUser} className="flex gap-4">
              <input
                type="email"
                name="email"
                placeholder="Email address"
                required
                className="flex-1 px-3 py-2 bg-background border border-border rounded-md text-sm focus:outline-none focus:ring-2 focus:ring-ring"
              />
              <button
                type="submit"
                className="bg-primary text-primary-foreground px-4 py-2 rounded-md text-sm font-medium hover:bg-primary/90 transition-colors flex-shrink-0"
              >
                Send Invite
              </button>
            </form>
          </div>
        </div>
      )}

      {profile.role === "owner" && invitations && invitations.length > 0 && (
        <div className="space-y-4">
          <h2 className="text-lg font-medium text-foreground border-b border-border pb-2">Pending Invitations</h2>
          <div className="bg-card border border-border rounded-lg overflow-hidden shadow-sm">
            <ul className="divide-y divide-border">
              {invitations.map((inv) => (
                <li key={inv.id} className="p-4 flex items-center justify-between gap-4 hover:bg-muted/50 transition-colors">
                  <div className="truncate flex-1">
                    <div className="text-sm font-medium">{inv.email}</div>
                  </div>
                  <div className="flex items-center gap-3">
                    <div className="text-xs text-muted-foreground bg-muted px-2 py-1 rounded">Pending</div>
                    <form action={revokeInvitation}>
                      <input type="hidden" name="id" value={inv.id} />
                      <button type="submit" className="text-muted-foreground hover:text-destructive transition-colors p-1" title="Revoke Invitation">
                        <Trash2 className="h-4 w-4" />
                      </button>
                    </form>
                  </div>
                </li>
              ))}
            </ul>
          </div>
        </div>
      )}
    </div>
  );
}

function TeamSettingsSkeleton() {
  return (
    <div className="p-8 max-w-4xl mx-auto space-y-8">
      <div>
        <Skeleton className="h-8 w-48 mb-2" />
        <Skeleton className="h-4 w-96" />
      </div>

      <div className="space-y-4">
        <div className="border-b border-border pb-2">
          <Skeleton className="h-6 w-24" />
        </div>
        <div className="bg-card border border-border rounded-lg overflow-hidden shadow-sm p-4 space-y-4">
          <div className="space-y-2">
            <Skeleton className="h-4 w-48" />
            <Skeleton className="h-3 w-20" />
          </div>
          <div className="space-y-2">
            <Skeleton className="h-4 w-48" />
            <Skeleton className="h-3 w-20" />
          </div>
        </div>
      </div>
      
      <div className="space-y-4">
        <div className="border-b border-border pb-2">
          <Skeleton className="h-6 w-36" />
        </div>
        <div className="bg-card border border-border rounded-lg p-4 shadow-sm flex gap-4">
          <Skeleton className="h-10 flex-1" />
          <Skeleton className="h-10 w-28" />
        </div>
      </div>
    </div>
  );
}

export default function TeamSettingsPage() {
  return (
    <Suspense fallback={<TeamSettingsSkeleton />}>
      <TeamSettingsContent />
    </Suspense>
  );
}