<?php

namespace App\Http\Controllers\Api\Ekosistem;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Illuminate\Http\JsonResponse;
use Illuminate\Support\Facades\Gate;
use Illuminate\Support\Facades\DB;

use App\Models\Ekosistem\TabelBasisData;
use App\Models\Ekosistem\KolomBasisData;
use App\Models\Core\Program;


class FormBasisDataController extends Controller
{
    /**
     * Display a listing of the resource.
     */
    public function index(Request $request, string $tabelId): JsonResponse
    {
        if (!Gate::any(['super_admin', 'admin', 'fasilitator'])) {
            abort(403);
        }

        $tabel = TabelBasisData::with('kolom')
            ->whereHas('kolom', function ($query) {
                $query->where('is_active', true);
            })->find($tabelId);
        if (!$tabel) {
            abort(404, 'Data tabel tidak ditemukan.');
        }
        $kolom = KolomBasisData::where('tabel_id', $tabelId)
            ->where('is_active', true)->get();
        if ($kolom->isEmpty()) {
            abort(404, 'Data kolom tidak ditemukan untuk tabel ini.');
        }

        $program = null;
        if (app()->has('SystemProgram')) {
            $program = app('SystemProgram');
        } else {
            if ($request->has('program_id') && $request->query('program_id')) {
                $programId = $request->query('program_id');
                $program = Program::find($programId);
            }
        }
        if (!$program) {
            abort(400, 'Program tidak ditemukan.');    
        }

        $method = $request->query('method', 'add');

        $list_relasi = null;
        if ($method == 'add' || $method == 'edit') {
            $list_relasi = [];
            foreach ($kolom as $k) {
                if ($k->tipe == 'foreign_key') {
                    $relasi['kolom_id'] = $k->id;
                    try {
                        $options_kolom = DB::table($k->relasi_tabel)->selectRaw($k->relasi_kolom_label . ' as label, ' . $k->relasi_kolom_id . ' as value')->whereNull('deleted_at');
                        $relasi['options'] = $options_kolom->get();
                        $relasi['sql'] = $options_kolom->toSql();
                    } catch (\Throwable $th) {
                        $relasi['options'] = [];
                    }
                    $list_relasi[] = $relasi;
                }
            }
            $list_relasi = collect($list_relasi);
        } elseif ($method == 'view') {
            $id = $request->query('value_id');
            if (!$id) {
                abort(400, 'value_id query parameter diperlukan untuk view method.');
            }

            $values = ValueBasisData::query()
                ->where('tabel_id', $tabelId)
                ->where('value_id', $id)
                ->where('program_id', $program->id)
                ->get();
            if ($values->isEmpty()) {
                abort(404, 'Data tidak ditemukan.');
            }

            foreach ($values as $v) {
                $k = $kolom->where('id', $v->kolom_id)->first();
                if ($k->tipe == 'foreign_key') {
                    $v->value_relasi_label = DB::table($k->relasi_tabel)->where($k->relasi_kolom_id, $v->value_relasi)->value($k->relasi_kolom_label);
                } else if ($k->tipe == 'enum') {
                    $opsi = collect($k->enum_opsi);
                    $found = $opsi->first(function ($item) use ($v) {
                        return (string) $item['value'] === (string) $v->value_enum;
                    });
                    $v->value_enum_label = $found['label'] ?? null;
                }
            }

            $value_id = $id;
        }

        
        $errors = $request->query('errors', null);

        return response()->json($tabel->renderHtml($method, $errors, $list_relasi));
    }

    /**
     * Store a newly created resource in storage.
     */
    public function store(Request $request)
    {
        //
    }

    /**
     * Display the specified resource.
     */
    public function show(string $id)
    {
        //
    }

    /**
     * Update the specified resource in storage.
     */
    public function update(Request $request, string $id)
    {
        //
    }

    /**
     * Remove the specified resource from storage.
     */
    public function destroy(string $id)
    {
        //
    }
}