"use client";

import { useSession, signOut } from "next-auth/react";
import Link from "next/link";
import { usePathname } from "next/navigation";

const navItems = [
  {
    section: "GENEL",
    items: [
      { href: "/dashboard", label: "Dashboard", icon: HomeIcon, roles: ["SUPER_ADMIN", "DOMAIN_ADMIN"] },
      { href: "/dashboard/mail", label: "Mail", icon: InboxIcon, roles: ["SUPER_ADMIN", "DOMAIN_ADMIN"] },
    ],
  },
  {
    section: "YÖNETİM",
    items: [
      { href: "/dashboard/domains", label: "Domainler", icon: GlobeIcon, roles: ["SUPER_ADMIN"] },
      { href: "/dashboard/users", label: "Kullanıcılar", icon: UsersIcon, roles: ["SUPER_ADMIN"] },
      { href: "/dashboard/mailboxes", label: "Mail Hesapları", icon: MailIcon, roles: ["SUPER_ADMIN", "DOMAIN_ADMIN"] },
    ],
  },
];

export default function Sidebar() {
  const { data: session } = useSession();
  const pathname = usePathname();
  const role = session?.user?.role ?? "";
  const name = session?.user?.name ?? "";
  const email = session?.user?.email ?? "";

  return (
    <aside className="sidebar">
      <div className="sidebar-logo">
        <div className="sidebar-logo-icon">
          <svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="#fff" strokeWidth="2.5" strokeLinecap="round" strokeLinejoin="round">
            <rect width="20" height="16" x="2" y="4" rx="2" />
            <path d="m22 7-8.97 5.7a1.94 1.94 0 0 1-2.06 0L2 7" />
          </svg>
        </div>
        <div>
          <div className="sidebar-logo-text">AyrisMail</div>
          <div className="sidebar-logo-sub">Central</div>
        </div>
      </div>

      <nav className="sidebar-nav">
        {navItems.map((group) => {
          const visibleItems = group.items.filter((item) => item.roles.includes(role));
          if (visibleItems.length === 0) return null;

          return (
            <div key={group.section}>
              <div className="sidebar-section">{group.section}</div>
              {visibleItems.map((item) => (
                <Link
                  key={item.href}
                  href={item.href}
                  className={`nav-item ${pathname === item.href ? "active" : ""}`}
                >
                  <item.icon />
                  {item.label}
                </Link>
              ))}
            </div>
          );
        })}
      </nav>

      <div className="sidebar-footer">
        <div className="user-info" style={{ marginBottom: "12px" }}>
          <div className="user-avatar">{name[0]?.toUpperCase()}</div>
          <div style={{ flex: 1, minWidth: 0 }}>
            <div className="user-name" style={{ overflow: "hidden", textOverflow: "ellipsis", whiteSpace: "nowrap" }}>{name}</div>
            <div className="user-role">{role === "SUPER_ADMIN" ? "Süper Admin" : "Domain Admin"}</div>
          </div>
        </div>
        <button
          className="btn btn-ghost"
          style={{ width: "100%", justifyContent: "center", fontSize: "12px" }}
          onClick={async () => {
            await signOut({ redirect: false });
            window.location.href = "/login";
          }}
        >
          <LogOutIcon />
          Çıkış Yap
        </button>
      </div>
    </aside>
  );
}

// Icons
function HomeIcon() {
  return (
    <svg width="15" height="15" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
      <path d="m3 9 9-7 9 7v11a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2z" />
      <polyline points="9 22 9 12 15 12 15 22" />
    </svg>
  );
}

function GlobeIcon() {
  return (
    <svg width="15" height="15" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
      <circle cx="12" cy="12" r="10" />
      <path d="M12 2a15.3 15.3 0 0 1 4 10 15.3 15.3 0 0 1-4 10 15.3 15.3 0 0 1-4-10 15.3 15.3 0 0 1 4-10z" />
      <path d="M2 12h20" />
    </svg>
  );
}

function UsersIcon() {
  return (
    <svg width="15" height="15" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
      <path d="M16 21v-2a4 4 0 0 0-4-4H6a4 4 0 0 0-4 4v2" />
      <circle cx="9" cy="7" r="4" />
      <path d="M22 21v-2a4 4 0 0 0-3-3.87" />
      <path d="M16 3.13a4 4 0 0 1 0 7.75" />
    </svg>
  );
}

function MailIcon() {
  return (
    <svg width="15" height="15" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
      <rect width="20" height="16" x="2" y="4" rx="2" />
      <path d="m22 7-8.97 5.7a1.94 1.94 0 0 1-2.06 0L2 7" />
    </svg>
  );
}

function InboxIcon() {
  return (
    <svg width="15" height="15" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
      <polyline points="22 12 16 12 14 15 10 15 8 12 2 12" />
      <path d="M5.45 5.11 2 12v6a2 2 0 0 0 2 2h16a2 2 0 0 0 2-2v-6l-3.45-6.89A2 2 0 0 0 16.76 4H7.24a2 2 0 0 0-1.79 1.11z" />
    </svg>
  );
}

function LogOutIcon() {
  return (
    <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
      <path d="M9 21H5a2 2 0 0 1-2-2V5a2 2 0 0 1 2-2h4" />
      <polyline points="16 17 21 12 16 7" />
      <line x1="21" x2="9" y1="12" y2="12" />
    </svg>
  );
}