"use client"

import { usePathname } from "next/navigation"
import Link from "next/link"
import { Plus, CreditCard, Wrench, FileText, Receipt, CalendarDays } from "lucide-react"
import { NotificationsBell } from "@/components/dashboard/notifications-bell"
import { CommandTrigger } from "@/components/dashboard/command-palette"

const pageTitles: Record<string, string> = {
  "/dashboard":        "Dashboard",
  "/properties":       "Properties",
  "/tenants":          "Tenants",
  "/rent":             "Rent Tracker",
  "/maintenance":      "Maintenance",
  "/leases":           "Leases",
  "/expenses":         "Expenses",
  "/settings/profile": "Settings",
  "/settings/billing": "Billing",
  "/settings/demo":    "Demo Data",
  "/ai":               "AI Assistant",
  "/reports":          "Reports",
  "/rent/generate":    "Generate Rent",
  "/vendors":          "Vendors",
  "/inspections":      "Inspections",
  "/calendar":         "Calendar",
}

const pageActions: Record<string, { label: string; href: string; icon?: React.ElementType }> = {
  "/dashboard":   { label: "Add Property",    href: "/properties/new" },
  "/properties":  { label: "Add Property",    href: "/properties/new" },
  "/tenants":     { label: "Add Tenant",      href: "/tenants/new" },
  "/rent/generate": { label: "Rent Tracker",  href: "/rent",             icon: CreditCard },
  "/rent":          { label: "Record Payment", href: "/rent/new",         icon: CreditCard },
  "/maintenance": { label: "New Request",     href: "/maintenance/new",  icon: Wrench },
  "/leases":      { label: "New Lease",       href: "/leases/new",       icon: FileText },
  "/expenses":    { label: "Add Expense",     href: "/expenses/new",     icon: Receipt },
}

export function Header() {
  const pathname = usePathname()

  const title = Object.entries(pageTitles).find(([path]) =>
    path === "/dashboard" ? pathname === path : pathname.startsWith(path)
  )?.[1] ?? "Property Management Network"

  const action = Object.entries(pageActions).find(([path]) =>
    path === "/dashboard" ? pathname === path : pathname.startsWith(path)
  )?.[1]

  const ActionIcon = action?.icon ?? Plus

  return (
    <header className="flex h-16 shrink-0 items-center justify-between border-b border-white/[0.06] bg-[#111118]/90 px-6 backdrop-blur-sm pl-16 md:pl-6">
      <div>
        <h1 className="text-sm font-semibold text-white leading-tight">{title}</h1>
      </div>

      <div className="flex items-center gap-2.5">
        <CommandTrigger />
        <NotificationsBell />
        {action && (
          <Link
            href={action.href}
            className="flex items-center gap-1.5 rounded-xl bg-indigo-600 px-3.5 py-2 text-xs font-semibold text-white transition-all hover:bg-indigo-500 hover:shadow-lg hover:shadow-indigo-500/25"
          >
            <ActionIcon className="h-3.5 w-3.5" />
            <span className="hidden sm:inline">{action.label}</span>
          </Link>
        )}
      </div>
    </header>
  )
}
