<?php

namespace App\Admin\Services\Plan;

use App\Admin\Filters\TaskFilter;
use App\Admin\Services\BaseService;
use App\Enums\TaskStatus;
use App\Models\Ledger;
use App\Models\Plan;
use App\Models\PlanHygiene;
use App\Models\PlanPerformance;
use App\Models\Store;
use App\Models\Task;
use App\Models\TaskHygiene;
use App\Models\TaskPerformance;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Support\Carbon;
use Illuminate\Support\Facades\Validator;

/**
 * @method Task getModel()
 * @method Task|Builder query()
 */
class TaskService extends BaseService
{
    protected string $modelName = Task::class;

    protected string $modelFilterName = TaskFilter::class;

    public function store($data): bool
    {
        if (! isset($data['plan_id'])) {
            admin_abort('任务计划未找到');
        }

        $plan = Plan::findOrFail($data['plan_id']);

        switch (get_class($planable = $plan->planable)) {
            case PlanPerformance::class:
                $payload = $data['task_performance'] ?? [];

                Validator::validate(
                    data: $payload,
                    rules: [
                        'store_id' => ['bail', 'required'],
                        'expected_performance' => ['bail', 'required', 'numeric', 'min:0'],
                    ],
                    attributes: [
                        'store_id' => __('plan.task_performance.store'),
                        'expected_performance' => __('plan.task_performance.expected_performance'),
                    ],
                );

                /** @var \App\Models\Store */
                $store = Store::findOrFail($payload['store_id']);

                if (
                    TaskPerformance::where('store_id', $store->id)
                        ->where('month', $planable->month)
                        ->exists()
                ) {
                    admin_abort('门店已有业绩指标任务');
                }

                // 月份
                $month = Carbon::createFromFormat('Y-m', $planable->month);
                // 开始时间
                $startAt = $month->copy()->startOfMonth();
                // 结束时间
                $endAt = $month->copy()->endOfMonth();

                // 门店实际业绩
                $totalSales = Ledger::where('store_id', $store->id)
                    ->whereBetween('date', [$startAt->format('Y-m-d'), $endAt->format('Y-m-d')])
                    ->sum('sales');

                /** @var \App\Models\TaskPerformance */
                $taskable = TaskPerformance::create([
                    'month' => $planable->month,
                    'store_id' => $store->id,
                    'store_master_id' => $store->master_id,
                    'expected_performance' => $payload['expected_performance'],
                    'actual_performance' => $totalSales,
                ]);

                // 月份
                $month = Carbon::createFromFormat('Y-m', $planable->month);

                $taskable->task()->create([
                    'plan_id' => $plan->id,
                    'name' => '业绩指标',
                    'start_at' => $month->copy()->startOfMonth(),
                    'end_at' => $month->copy()->endOfMonth(),
                    'task_status' => $taskable->isCompleted() ? TaskStatus::Success : TaskStatus::Pending,
                    'completed_at' => $taskable->isCompleted() ? now() : null,
                ]);
                break;

            case PlanHygiene::class:
                $payload = $data['task_hygiene'] ?? [];

                Validator::validate(
                    data: $payload,
                    rules: [
                        'store_id' => ['bail', 'required'],
                    ],
                    attributes: [
                        'store_id' => __('plan.task_hygiene.store'),
                    ],
                );

                /** @var \App\Models\Store */
                $store = Store::findOrFail($payload['store_id']);

                if (
                    TaskHygiene::where('store_id', $store->id)
                        ->where('month', $planable->month)
                        ->exists()
                ) {
                    admin_abort('门店已有清洁卫生任务');
                }

                $taskable = TaskHygiene::create([
                    'month' => $planable->month,
                    'store_id' => $store->id,
                    'store_master_id' => $store->master_id,
                ]);

                // 月份
                $month = Carbon::createFromFormat('Y-m', $planable->month);

                $taskable->task()->create([
                    'plan_id' => $plan->id,
                    'name' => '清洁卫生',
                    'start_at' => $month->copy()->startOfMonth(),
                    'end_at' => $month->copy()->endOfMonth(),
                    'task_status' => TaskStatus::Pending,
                ]);
                break;

            default:
                admin_abort('任务计划不可新增任务');
                break;
        }

        return true;
    }

    public function update($primaryKey, $data): bool
    {
        $task = Task::findOrFail($primaryKey);

        if (in_array($task->task_status, [TaskStatus::Success, TaskStatus::Failed])) {
            admin_abort("[{$task->task_status->text()}]任务不可修改");
        }

        switch (get_class($taskable = $task->taskable)) {
            case TaskPerformance::class:
                $payload = $data['task_performance'] ?? [];

                Validator::validate(
                    data: $payload,
                    rules: [
                        'expected_performance' => ['bail', 'required', 'numeric', 'min:0'],
                    ],
                    attributes: [
                        'expected_performance' => __('plan.task_performance.expected_performance'),
                    ],
                );

                $taskable->update([
                    'expected_performance' => $payload['expected_performance'],
                ]);

                if ($taskable->isCompleted() && ! $task->isSuccess()) {
                    $task->update([
                        'task_status' => TaskStatus::Success,
                        'completed_at' => now(),
                    ]);
                }

                break;

            default:
                admin_abort('任务不可修改');
                break;
        }

        return true;
    }

    public function preDelete(array $ids): void
    {
        /** @var \Illuminate\Database\Eloquent\Collection */
        $tasks = Task::findMany($ids);

        $tasks->each(fn (Task $task) => $task->taskable()->delete());
    }
}