<?php

namespace App\Http\Controllers\Web\Dashboard;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use App\Models\Profile;
use App\Models\Wilayah\Provinsi;
use App\Models\wilayah\KabupatenKota;
use App\Models\Wilayah\Kecamatan;
use App\Models\Wilayah\DesaKelurahan;
use App\Models\Pertanian\Lahan;
use Illuminate\Support\Facades\Gate;

class SummaryController extends Controller
{
    public function index()
    {
        if (!Gate::allows('super_admin') && !Gate::allows('admin')) {
            abort(403);
        }
        $title = 'Summary Dashboard';
        return view('dashboard.summary', compact('title'));
    }

    public function produktivitas(Request $request)
    {
        if (!Gate::allows('super_admin') && !Gate::allows('admin') && !Gate::allows('fasilitator')) {
        abort(403);
        }
        
        $title          = 'Produktivitas Dashboard';
        $luasTotal      = Lahan::whereNotNull('path')->sum('luas_lahan');
        $totalpetani    = Profile::where('role', 'petani')->count();
        $totallahan     = Lahan::whereNotNull('path')->count();
        
        $petaniList = Profile::where('role', 'petani')
            ->with(['lahan.tanaman.komoditas', 'desaKelurahan'])
            ->paginate(20);

        $allLahan = Lahan::whereNotNull('path')
            ->with(['profile', 'tanaman.komoditas', 'desaKelurahan.kecamatan.kabupatenKota.provinsi'])
            ->get();

        $geoProvinsi    = [];
        $geoKabupaten   = [];
        $geoKecamatan   = [];
        $geoDesa        = [];
        $geoLahan       = [];

        foreach ($allLahan as $lahan) {
            $desa   = $lahan->desaKelurahan;
            $kec    = $desa ? $desa->kecamatan : null;
            $kab    = $kec ? $kec->kabupatenKota : null;
            $prov   = $kab ? $kab->provinsi : null;

            if ($prov && $prov->path) {
                if (!isset($geoProvinsi[$prov->id])) {
                    $geoProvinsi[$prov->id] = ['id' => $prov->id, 'nama' => $prov->nama, 'polygon' => $prov->path, 'total_lahan' => 0, 'total_luas' => 0];
                }
                $geoProvinsi[$prov->id]['total_lahan']++;
                $geoProvinsi[$prov->id]['total_luas'] += $lahan->luas_lahan;
            }

            if ($kab && $kab->path) {
                if (!isset($geoKabupaten[$kab->id])) {
                    $geoKabupaten[$kab->id] = ['id' => $kab->id, 'parent_id' => $prov->id ?? null, 'nama' => $kab->nama, 'polygon' => $kab->path, 'total_lahan' => 0, 'total_luas' => 0];
                }
                $geoKabupaten[$kab->id]['total_lahan']++;
                $geoKabupaten[$kab->id]['total_luas'] += $lahan->luas_lahan;
            }

            if ($kec && $kec->path) {
                if (!isset($geoKecamatan[$kec->id])) {
                    $geoKecamatan[$kec->id] = ['id' => $kec->id, 'parent_id' => $kab->id ?? null, 'nama' => $kec->nama, 'polygon' => $kec->path, 'total_lahan' => 0, 'total_luas' => 0];
                }
                $geoKecamatan[$kec->id]['total_lahan']++;
                $geoKecamatan[$kec->id]['total_luas'] += $lahan->luas_lahan;
            }
            
            if ($desa && $desa->path) {
                if (!isset($geoDesa[$desa->id])) {
                    $geoDesa[$desa->id] = ['id' => $desa->id, 'parent_id' => $kec->id ?? null, 'nama' => $desa->nama, 'polygon' => $desa->path, 'total_lahan' => 0, 'total_luas' => 0];
                }
                $geoDesa[$desa->id]['total_lahan']++;
                $geoDesa[$desa->id]['total_luas'] += $lahan->luas_lahan;
            }

            $geoLahan[] = [
                'id'            => $lahan->id,
                'parent_id'     => $desa->id ?? null,
                'polygon'       => $lahan->path,
                'nama_petani'   => $lahan->profile->nama ?? 'N/A',
                'luas'          => $lahan->luas_lahan,
                'tanaman'       => $lahan->tanaman->map(fn($t) => $t->komoditas->nama ?? null)->filter()->unique()->values()
            ];
        }

        return view('dashboard.produktivitas', [
            'title' => $title,
            'petaniList'    => $petaniList,
            'totalpetani'   => $totalpetani,
            'totallahan'    => $totallahan,
            'luasTotal'     => $luasTotal,
            'geoProvinsi'   => array_values($geoProvinsi),
            'geoKabupaten'  => array_values($geoKabupaten),
            'geoKecamatan'  => array_values($geoKecamatan),
            'geoDesa'       => array_values($geoDesa),
            'geoLahan'      => $geoLahan
        ]);
    }
}