<?php

namespace Database\Seeders;

use App\Models\DictItem;
use App\Models\DictType;
use App\Models\ResearchDirection;
use App\Models\Teacher;
use App\Models\University;
use App\Services\TeacherFollowPlanService;
use Illuminate\Database\Seeder;

/**
 * 演示数据（对齐 prototype 四所高校）。
 */
class TeacherSampleSeeder extends Seeder
{
    public function run(): void
    {
        $plan = app(TeacherFollowPlanService::class);

        $universities = [
            ['name' => '上海交通大学', 'city' => '上海', 'province' => '上海', 'latitude' => 31.2041, 'longitude' => 121.4377],
            ['name' => '苏州大学', 'city' => '苏州', 'province' => '江苏', 'latitude' => 31.3041, 'longitude' => 120.6396],
            ['name' => '浙江大学', 'city' => '杭州', 'province' => '浙江', 'latitude' => 30.2994, 'longitude' => 120.0856],
            ['name' => '复旦大学', 'city' => '上海', 'province' => '上海', 'latitude' => 31.2970, 'longitude' => 121.5031],
        ];

        $uniMap = [];
        foreach ($universities as $row) {
            $u = University::query()->firstOrCreate(
                ['name' => $row['name']],
                [
                    'city' => $row['city'],
                    'province' => $row['province'],
                    'latitude' => $row['latitude'],
                    'longitude' => $row['longitude'],
                    'status' => 1,
                ]
            );
            $u->fill([
                'city' => $row['city'],
                'province' => $row['province'],
                'latitude' => $row['latitude'],
                'longitude' => $row['longitude'],
            ]);
            $u->save();
            $uniMap[$row['name']] = $u;
        }

        $source = fn (string $v) => DictItem::query()
            ->where('dict_type_id', DictType::query()->where('code', 'teacher_source')->value('id'))
            ->where('value', $v)->value('id');
        $level = fn (string $v) => DictItem::query()
            ->where('dict_type_id', DictType::query()->where('code', 'teacher_level')->value('id'))
            ->where('value', $v)->value('id');
        $status = fn (string $v) => DictItem::query()
            ->where('dict_type_id', DictType::query()->where('code', 'teacher_status')->value('id'))
            ->where('value', $v)->value('id');

        $samples = [
            ['name' => '张某某', 'uni' => '上海交通大学', 'title' => '副教授', 'dir' => 'AI for Science', 'source' => 'paper', 'star' => '3', 'st' => 'active'],
            ['name' => '王某某', 'uni' => '苏州大学', 'title' => '教授', 'dir' => '纳米材料', 'source' => 'manual', 'star' => '5', 'st' => 'partner'],
            ['name' => '李某某', 'uni' => '浙江大学', 'title' => '讲师', 'dir' => '计算材料学', 'source' => 'miniapp', 'star' => '3', 'st' => 'paused'],
            ['name' => '周某某', 'uni' => '复旦大学', 'title' => '副研究员', 'dir' => '多模态学习', 'source' => 'paper', 'star' => '4', 'st' => 'active'],
        ];

        foreach ($samples as $row) {
            $starId = $level($row['star']);
            $starItem = $starId ? DictItem::query()->find($starId) : null;
            $isPartner = $row['st'] === 'partner';

            $teacher = Teacher::query()->updateOrCreate(
                ['name' => $row['name'], 'university_id' => $uniMap[$row['uni']]->id],
                [
                    'city' => $uniMap[$row['uni']]->city,
                    'title' => $row['title'],
                    'source_dict_item_id' => $source($row['source']),
                    'star_level_dict_item_id' => $starId,
                    'status_dict_item_id' => $status($row['st']),
                    'next_follow_date' => $plan->nextFollowDateFromStar($starItem),
                    'is_partner' => $isPartner,
                    'converted_at' => $isPartner ? now() : null,
                ]
            );

            $directionId = ResearchDirection::query()->firstOrCreate(
                ['name' => $row['dir']],
                ['sort' => 0, 'status' => 1]
            )->id;
            $teacher->researchDirections()->sync([$directionId]);
        }
    }
}