<?php

namespace App\Models\Pertanian;

use App\Enums\Pendidikan;
use App\Enums\Pernikahan;
use App\Models\Wilayah\DesaKelurahan;
use Carbon\Carbon;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasMany;
use Illuminate\Database\Eloquent\Relations\HasOne;
use Illuminate\Database\Eloquent\SoftDeletes;
use Illuminate\Support\Facades\Schema;

class Petani extends Model
{
    use SoftDeletes;

    protected $table = 'petani';

    protected $fillable = [
        'uid',
        'nama',

        'nomor_telepon',
        'alamat',

        'kk',
        'ktp',
        'uid',
        'desa_kelurahan_id',

        'foto',

        'path_kk',
        'file_kk',
        'path_ktp',
        'file_ktp',

        'jenis_kelamin',
        'tempat_lahir',
        'tanggal_lahir',
        'pendidikan_terakhir',
        'status_perkawinan',

        'created_by',
        'updated_by',
        'deleted_by',
    ];

    protected $casts = [
        'jenis_kelamin' => 'boolean',
        'tanggal_lahir' => 'date',

        'pendidikan_terakhir' => Pendidikan::class,
        'status_perkawinan' => Pernikahan::class,
    ];

    public function getUmurAttribute(): ?int
    {
        if (! $this->tanggal_lahir) {
            return null;
        }

        return Carbon::parse($this->tanggal_lahir)->age;
    }

    public function desaKelurahan(): BelongsTo
    {
        return $this->belongsTo(DesaKelurahan::class, 'desa_kelurahan_id');
    }

    public function user(): BelongsTo
    {
        return $this->belongsTo(User::class, 'user_id');
    }

    protected static function booted(): void
    {
        static::saved(function (Petani $petani) {

            $skor = SkorPetani::where('petani_id')->orderBy('id')->first();
            if (! $skor) {
                $petaniUid = $petani->uid;
                $part = explode('-', $petaniUid);
                $skor = SkorPetani::create([
                    'uid' => 'SKR-'.$part[1].'-'.strtoupper(Str::random(10)),
                    'created_by' => $petani->created_by,
                    'updated_by' => $petani->updated_by,
                ]);
            }
        });
    }

    public function skor(): HasOne
    {
        return $this->hasOne(SkorPetani::class, 'petani_id');
    }

    public function praktikBudidaya(): HasOne
    {
        return $this->hasOne(PraktikBudidaya::class, 'petani_id')->latestOfMany();
    }

    public function surveyPanen(): HasOne
    {
        return $this->hasOne(surveyPanen::class, 'petani_id')->latestOfMany();
    }

    public function surveyProduktivitas(): HasOne
    {
        return $this->hasOne(surveyProduktivitas::class, 'petani_id')->latestOfMany();
    }

    public function lahans(): HasMany
    {
        return $this->hasMany(Lahan::class, 'petani_id');
    }

    public function sosialEkonomi(): HasOne
    {
        return $this->hasOne(SosialEkonomi::class, 'petani_id');
    }

    public function aksesPasar(): HasOne
    {
        return $this->hasOne(AksesPasar::class, 'petani_id');
    }

    public function skorLahanTanaman(): ?float
    {
        if (! Schema::hasTable('map_lahan')) {
            return null;
        }

        $lahan = $this->lahans()->get();

        if ($lahan->isEmpty()) {
            return null;
        }

        $nilaiKondisi = $lahan
            ->map(fn ($item) => match ($this->enumValue($item->kondisi_tanaman)) {
                'baik' => 5,
                'sedang' => 3,
                'buruk' => 1,
                'mati' => 0,
                default => null,
            })
            ->filter(fn ($value) => ! is_null($value));

        if ($nilaiKondisi->isEmpty()) {
            return null;
        }

        return round($nilaiKondisi->avg() * 0.1, 1);
    }

    public function skorPraktikBudidaya(): ?float
    {
        if (! Schema::hasTable('praktik_budidaya')) {
            return null;
        }

        $praktikBudidaya = $this->praktikBudidaya()->first();

        if (! $praktikBudidaya) {
            return null;
        }

        $nilai = collect([
            $praktikBudidaya->frekuensi_pemangkasan_utama,
            $praktikBudidaya->pemberian_pupuk,
            $praktikBudidaya->metode_penanganan_opt,
            $praktikBudidaya->frekuensi_sanitasi_lahan,
            $praktikBudidaya->penanganan_gulma,
            $praktikBudidaya->kondisi_pengelolaan_air,
            $praktikBudidaya->nilai_konservasi_tanah,
        ])->filter(fn ($value) => ! is_null($value) && $value !== '');

        if ($nilai->isEmpty()) {
            return null;
        }

        return round($nilai->sum(fn ($value) => (int) $value) * 0.2, 1);
    }

    public function skorPendidikan(): ?float
    {
        if (! $this->pendidikan_terakhir) {
            return null;
        }

        $nilai = match ($this->enumValue($this->pendidikan_terakhir)) {
            Pendidikan::TIDAK_SEKOLAH->value => 1,
            Pendidikan::SD->value => 2,
            Pendidikan::SMP->value => 3,
            Pendidikan::SMA->value,
            Pendidikan::PESANTREN->value,
            Pendidikan::LAINNYA->value => 4,
            Pendidikan::DIPLOMA->value,
            Pendidikan::SARJANA->value,
            Pendidikan::MAGISTER->value,
            Pendidikan::DOKTOR->value => 5,
            default => null,
        };

        return is_null($nilai) ? null : round($nilai * 0.1, 1);
    }

    public function skorSosialEkonomi(): ?float
    {
        if (! Schema::hasTable('sosial_ekonomi')) {
            return null;
        }

        $sosialEkonomi = $this->sosialEkonomi()->first();

        if (! $sosialEkonomi) {
            return null;
        }

        $nilai = collect([
            $this->enumValue($sosialEkonomi->skor_periode_paceklik),
            $this->enumValue($sosialEkonomi->skor_kemampuan_menabung),
            $this->enumValue($sosialEkonomi->skor_kecukupan_penghasilan),
            $this->enumValue($sosialEkonomi->skor_kejelasan_status_lahan),
            $this->enumValue($sosialEkonomi->kemauan_mencoba_praktik_baru),
            $this->enumValue($sosialEkonomi->pemahaman_mutu_harga),
            $this->enumValue($sosialEkonomi->panutan_petani_sukses),
            $this->enumValue($sosialEkonomi->kemauan_ikut_program),
            $this->enumValue($sosialEkonomi->orientasi_rencana_jangka_panjang),
            $this->enumValue($sosialEkonomi->keaktifan_pertemuan_kelompok),
            $this->enumValue($sosialEkonomi->peran_dalam_kelompok),
            $this->enumValue($sosialEkonomi->manfaat_kelompok_tani),
            $this->enumValue($sosialEkonomi->status_rekening_tabungan),
            $this->enumValue($sosialEkonomi->pengalaman_kredit_kebun),
            $this->enumValue($sosialEkonomi->kondisi_aset_produktif),
            $this->enumValue($sosialEkonomi->keterlibatan_program_keuangan_formal),
            $this->enumValue($sosialEkonomi->keterikatan_hutang_panen),
            $this->enumValue($sosialEkonomi->praktik_ijon),
            $this->enumValue($sosialEkonomi->kebebasan_memilih_pembeli),
        ])->filter(fn ($value) => ! is_null($value) && $value !== '' && (int) $value > 0);

        if ($nilai->isEmpty()) {
            return null;
        }

        return round($nilai->sum(fn ($value) => (int) $value) * 0.2, 1);
    }

    public function skorAksesPasar(): ?float
    {
        if (! Schema::hasTable('akses_pasar')) {
            return null;
        }

        $aksesPasar = $this->aksesPasar()->first();

        if (! $aksesPasar) {
            return null;
        }

        $nilai = collect(Schema::getColumnListing($aksesPasar->getTable()))
            ->filter(fn ($field) => str_starts_with($field, 'skor_'))
            ->map(fn ($field) => $aksesPasar->getAttribute($field))
            ->filter(fn ($value) => ! is_null($value) && $value !== '');

        if ($nilai->isEmpty()) {
            return null;
        }

        return round($nilai->sum(fn ($value) => (int) $value) * 0.1, 1);
    }

    public function skorSegmenPetani(): ?float
    {
        $nilai = collect([
            $this->skorLahanTanaman(),
            $this->skorPraktikBudidaya(),
            $this->skorPendidikan(),
            $this->skorSosialEkonomi(),
            $this->skorAksesPasar(),
        ])->filter(fn ($value) => ! is_null($value));

        if ($nilai->isEmpty()) {
            return null;
        }

        return round($nilai->sum(), 1);
    }

    public function segmenPetani(): ?string
    {
        $skor = $this->skorSegmenPetani();

        if (is_null($skor)) {
            return null;
        }

        return match (true) {
            $skor >= 4.0 => 'Penggerak',
            $skor >= 3.0 => 'Perintis',
            $skor >= 2.0 => 'Pemerhati',
            $skor >= 1.0 => 'Pemula',
            default => 'Belum tersegmentasi',
        };
    }

    private function enumValue(mixed $value): mixed
    {
        return $value instanceof \BackedEnum ? $value->value : $value;
    }
}