<?php

namespace App\Http\Controllers\Miniapp;

use App\Http\Controllers\Controller;
use App\Models\Demand;
use App\Models\DictItem;
use App\Models\DictType;
use App\Models\MiniappUser;
use App\Support\ApiResponse;
use App\Support\Miniapp\MiniappPresenter;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Illuminate\Validation\Rule;

class DemandController extends Controller
{
    use ApiResponse;

    public function index(Request $request): JsonResponse
    {
        /** @var MiniappUser $user */
        $user = $request->user();
        if (! MiniappPresenter::userPayload($user)['is_partner']) {
            return $this->fail('仅正式伙伴可发布需求', 403);
        }

        $items = Demand::query()
            ->with(['typeItem', 'statusItem'])
            ->where('miniapp_user_id', $user->id)
            ->orderByDesc('submitted_at')
            ->orderByDesc('id')
            ->get()
            ->map(fn (Demand $demand) => $this->serialize($demand))
            ->values()
            ->all();

        return $this->ok(['items' => $items]);
    }

    public function store(Request $request): JsonResponse
    {
        /** @var MiniappUser $user */
        $user = $request->user();
        if (! MiniappPresenter::userPayload($user)['is_partner']) {
            return $this->fail('仅正式伙伴可发布需求', 403);
        }

        $typeDictId = DictType::query()->where('code', 'demand_type')->where('status', 1)->value('id');
        $statusDictId = DictType::query()->where('code', 'demand_status')->where('status', 1)->value('id');
        $defaultStatusId = $statusDictId
            ? DictItem::query()->where('dict_type_id', $statusDictId)->where('status', 1)->orderBy('sort')->value('id')
            : null;

        $data = $request->validate([
            'type_dict_item_id' => $typeDictId
                ? ['required', 'integer', Rule::exists('dict_items', 'id')->where('dict_type_id', $typeDictId)]
                : ['required', 'integer'],
            'title' => ['required', 'string', 'max:255'],
            'content' => ['required', 'string'],
            'company' => ['nullable', 'string', 'max:255'],
        ]);

        $demand = Demand::query()->create([
            'miniapp_user_id' => $user->id,
            'teacher_id' => $user->teacher_id,
            'type_dict_item_id' => $data['type_dict_item_id'],
            'status_dict_item_id' => $defaultStatusId,
            'title' => $data['title'],
            'content' => $data['content'],
            'contact_name' => $user->name,
            'company' => $data['company'] ?? $user->company,
            'submitted_at' => now(),
        ]);

        return $this->ok($this->serialize($demand->load(['typeItem', 'statusItem'])), '需求已提交');
    }

    /** @return array<string, mixed> */
    protected function serialize(Demand $demand): array
    {
        return [
            'id' => $demand->id,
            'type' => $demand->typeItem?->label,
            'type_dict_item_id' => $demand->type_dict_item_id,
            'status' => $demand->statusItem?->label ?? '已提交',
            'title' => $demand->title,
            'description' => $demand->content,
            'date' => $demand->submitted_at?->toDateString(),
        ];
    }
}