<?php

namespace Streamline\Http\Controllers;

use Illuminate\Http\Request;
use Streamline\Enums\Roles;
use Streamline\Http\Controllers\Controller;
use Spatie\Permission\Models\Role;
use Spatie\Permission\Models\Permission;
use DB;
use Streamline\Models\PermissionCategory;
use Auth;

class RoleController extends Controller {

    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    function __construct() {
        $this->middleware('permission:role-list');
        $this->middleware('permission:role-create', ['only' => ['create', 'store']]);
        $this->middleware('permission:role-edit', ['only' => ['edit', 'update']]);
        $this->middleware('permission:role-delete', ['only' => ['destroy']]);
    }

    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index(Request $request) {
        if (Auth::user()->hasRole(Roles::SUPER_ADMIN->value)) {
            $roles = Role::withCount('users')->withCount('permissions')->orderBy('name')->get();
        } else {
            $roles = Role::where('name', '!=', 'Super Admin')->withCount('users')->withCount('permissions')->orderBy('name')->get();
        }
        
        return view('roles.index', compact('roles'))->with('i', ($request->input('page', 1) - 1) * 5);
    }

    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function create() {

        $categories = PermissionCategory::orderBy('name')->get();
        return view('roles.create', compact('categories'));
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
    public function store(Request $request) {
        $this->validate($request, [
            'name' => 'required|unique:roles,name',
            'permission' => 'required',
                ], [
            'name.required' => 'Name of the role is required',
            'name.unique' => 'The role name is already registered on stre@mline',
            'permission.required' => 'Select some permissions for the role'
        ]);

        $role = Role::create(['name' => $request->input('name')]);

        $role->syncPermissions($request->input('permission'));

        return redirect()->route('roles.index')->with('success', 'Role created successfully');
    }

    public function show($id) {
        $role = Role::find($id);

        $rolePermissions = Permission::join("role_has_permissions", "role_has_permissions.permission_id", "=", "permissions.id")
            ->where("role_has_permissions.role_id", $id)
            ->orderBy('permission_category_id')
            ->get();

        return view('roles.show', compact('role', 'rolePermissions'));
    }

    /**
     * Show the form for editing the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function edit($id) {
        $role = Role::find($id);

        $categories = PermissionCategory::where(['is_module_active' => 1])->orderBy('name')->get();

        $rolePermissions = DB::table("role_has_permissions")->where("role_id", $id)->pluck('permission_id', 'permission_id')->all();

        return view('roles.edit', compact('role', 'rolePermissions', 'categories'));
    }

    /**
     * Update the specified resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function update(Request $request, $id) {
        $this->validate($request, [
            'name' => 'required',
            'permission' => 'required',
        ]);

        $role = Role::find($id);
        $role->name = $request->input('name');
        $role->save();

        $role->syncPermissions($request->input('permission'));

        return redirect()->route('roles.index')->with('success', 'Role updated successfully');
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function destroy($id) {
        DB::table("roles")->where('id', $id)->delete();
        return redirect()->route('roles.index')->with('success', 'Role has been deactivated.');
    }

    public function edit_permission_desc(Request $request) {
        $permission = Permission::find($request->permission_id);

        $permission->long_description = $request->permission_desc;

        if ($permission->save()) {
            return 1;
        } else {
            return 0;
        }
    }

}