"use client";

import React, { useState } from "react";
import { Check } from "lucide-react";
import Button from "@/components/common/button";

// Initial roles state
const rolesList = [
  { id: "admin", label: "Admin", badge: "all" },
  { id: "helpdesk", label: "Helpdesk", badge: "scoped" },
  { id: "mne_supervisor", label: "M&E Supervisor", badge: "scoped" },
  { id: "technician", label: "Technician", badge: "scoped" },
  { id: "tenant", label: "Tenant", badge: "scoped" },
];

// Initial permissions table data
const initialPermissions = [
  {
    id: 1,
    module: "Help Desk",
    menu: "Daily Location Checklist",
    permissions: { all: false, view: true, add: true, edit: true, delete: false, cancel: true, print: true },
  },
  {
    id: 2,
    module: "Equipment",
    menu: "Site-Wise Equipment",
    permissions: { all: false, view: true, add: true, edit: true, delete: false, cancel: true, print: true },
  },
  {
    id: 3,
    module: "Equipment",
    menu: "AMC Schedule",
    permissions: { all: false, view: true, add: true, edit: true, delete: false, cancel: true, print: true },
  },
  {
    id: 4,
    module: "Request",
    menu: "TFM Request",
    permissions: { all: false, view: true, add: true, edit: true, delete: false, cancel: true, print: true },
  },
  {
    id: 5,
    module: "Energy",
    menu: "Meter Reading",
    permissions: { all: false, view: true, add: true, edit: true, delete: false, cancel: true, print: true },
  },
  {
    id: 6,
    module: "Master",
    menu: "Request Location",
    permissions: { all: false, view: true, add: true, edit: true, delete: false, cancel: true, print: true },
  },
  {
    id: 7,
    module: "Security",
    menu: "Users",
    permissions: { all: false, view: true, add: true, edit: true, delete: false, cancel: true, print: true },
  },
];

export default function RolesAccessPortal() {
  const [activeTopTab, setActiveTopTab] = useState("Roles & Permissions");
  const [selectedRole, setSelectedRole] = useState("mne_supervisor");
  const [permissions, setPermissions] = useState(initialPermissions);

 
  return (
    <div className="my-15 text-slate-100 font-sans">
      {/* --- BREADCRUMB --- */}
      <div className="flex items-center gap-2 text-[10px] font-bold tracking-widest text-emerald-400 uppercase font-mono">
        <span>APPLE ONE — HQ TOWER</span>
        <span className="text-slate-600">•</span>
        <span className="text-slate-500">CONFIGURE</span>
        <span className="text-slate-600">•</span>
        <span className="text-slate-500">ROLES & ACCESS</span>
      </div>

      {/* --- PAGE HEADER --- */}
      <h1 className="text-3xl font-bold text-white tracking-tight mt-1">
        Roles & access
      </h1>
      <p className="text-sm font-medium text-slate-400 mt-2 max-w-2xl leading-relaxed">
        Per-tenant role permissions, which platform users can sign in here and with what
        role, and ticket escalation routing.
      </p>

      {/* --- MAIN TABS --- */}
      <div className="flex items-center gap-8 border-b border-slate-800/80 mt-8 text-sm font-semibold">
        {["Roles & Permissions", "Tenant Access", "Escalation Matrix"].map((tab) => (
          <button
            key={tab}
            onClick={() => setActiveTopTab(tab)}
            className={`pb-3 relative transition-colors ${
              activeTopTab === tab
                ? "text-emerald-400 font-bold"
                : "text-slate-400 hover:text-slate-200"
            }`}
          >
            {tab}
            {activeTopTab === tab && (
              <span className="absolute bottom-0 left-0 right-0 h-0.5 bg-emerald-400 rounded-full" />
            )}
          </button>
        ))}
      </div>

      {/* --- MATRIX CONTAINER --- */}
      <div className="mt-6 bg-[#091322]/80 border border-slate-800/80 rounded-xl overflow-hidden grid grid-cols-1 md:grid-cols-12">
        {/* --- LEFT ROLES SIDEBAR --- */}
        <div className="md:col-span-3 border-r border-slate-800/80 py-3 divide-y divide-slate-800/40">
          {rolesList.map((role) => {
            const isSelected = selectedRole === role.id;
            return (
              <button
                key={role.id}
                onClick={() => setSelectedRole(role.id)}
                className={`w-full flex items-center justify-between px-5 py-4 text-left transition-all relative ${
                  isSelected
                    ? "bg-[#0c1c2e] text-emerald-400 font-bold"
                    : "text-slate-300 hover:bg-slate-900/40 hover:text-white"
                }`}
              >
                {/* Active side indicator */}
                {isSelected && (
                  <span className="absolute left-0 top-0 bottom-0 w-1 bg-emerald-400" />
                )}
                
                <span className="text-sm">{role.label}</span>
                <span
                  className={`text-[10px] font-mono px-2 py-0.5 rounded border ${
                    role.badge === "all"
                      ? "bg-slate-800/80 text-slate-300 border-slate-700"
                      : "bg-slate-900/80 text-slate-400 border-slate-800"
                  }`}
                >
                  {role.badge}
                </span>
              </button>
            );
          })}
        </div>

        {/* --- RIGHT PERMISSIONS TABLE --- */}
        <div className="md:col-span-9 overflow-x-auto">
          <table className="w-full text-left border-collapse">
            <thead>
              <tr className="border-b border-slate-800/80 text-[11px] font-bold text-slate-400 uppercase tracking-wider font-mono">
                <th className="py-4 px-6 font-medium">MODULE</th>
                <th className="py-4 px-6 font-medium">MENU</th>
                <th className="py-4 px-4 text-center font-medium">ALL</th>
                <th className="py-4 px-4 text-center font-medium">VIEW</th>
                <th className="py-4 px-4 text-center font-medium">ADD</th>
                <th className="py-4 px-4 text-center font-medium">EDIT</th>
                <th className="py-4 px-4 text-center font-medium">DELETE</th>
                <th className="py-4 px-4 text-center font-medium">CANCEL</th>
                <th className="py-4 px-4 text-center font-medium">PRINT</th>
              </tr>
            </thead>
            <tbody className="divide-y divide-slate-800/50 text-xs">
              {permissions.map((row) => (
                <tr key={row.id} className="hover:bg-slate-900/30 transition-colors">
                  {/* Module Name */}
                  <td className="py-4 px-6 font-mono text-slate-400">
                    {row.module}
                  </td>

                  {/* Menu Item Name */}
                  <td className="py-4 px-6 font-semibold text-slate-100 whitespace-nowrap">
                    {row.menu}
                  </td>

                  {/* Permission Checkboxes */}
                  {(["all", "view", "add", "edit", "delete", "cancel", "print"] as const).map(
                    (permKey) => {
                      const isChecked = row.permissions[permKey];
                      return (
                        <td key={permKey} className="py-4 px-4 text-center">
                          <button
                            type="button"
                           
                            className={`w-5 h-5 rounded flex items-center justify-center transition-all border mx-auto ${
                              isChecked
                                ? "bg-[#2dd4bf] border-[#2dd4bf] text-slate-950"
                                : "bg-slate-900/60 border-slate-700/80 hover:border-slate-500"
                            }`}
                          >
                            {isChecked && <Check className="w-3.5 h-3.5 stroke-[3]" />}
                          </button>
                        </td>
                      );
                    }
                  )}
                </tr>
              ))}
            </tbody>
          </table>
        </div>
      </div>

      {/* --- SAVE BUTTON --- */}
      <div className="flex justify-end mt-6">
        <Button className="bg-[#2dd4bf] hover:bg-teal-300 text-slate-950 font-bold text-xs px-5 py-2.5 rounded-lg flex items-center gap-2 transition-all shadow-md">
          <span>Save permissions</span>
        </Button>
      </div>
    </div>
  );
}