<?php

namespace App\Models;

use App\Enums\TaskPerformanceStatus;
use App\Traits\HasDateTimeFormatter;
use Illuminate\Database\Eloquent\Casts\Attribute;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\MorphOne;

class TaskPerformance extends Model
{
    use HasFactory, HasDateTimeFormatter;

    protected $appends = [
        'task_status',
    ];

    protected $fillable = [
        'month',
        'store_id',
        'store_master_id',
        'expected_performance',
        'actual_performance',
    ];

    public function task(): MorphOne
    {
        return $this->morphOne(Task::class, 'taskable');
    }

    public function store(): BelongsTo
    {
        return $this->belongsTo(Store::class);
    }

    public function storeMaster(): BelongsTo
    {
        return $this->belongsTo(Employee::class, 'store_master_id');
    }

    /**
     * 此业绩指标是否已完成
     */
    public function isSuccess(): bool
    {
        return bccomp($this->actual_performance, $this->expected_performance, 2) >= 0;
    }

    /**
     * 任务状态
     */
    protected function taskStatus(): Attribute
    {
        return Attribute::make(
            get: function (mixed $value) {
                $datetime = now();

                if ($datetime->lt($this->task->start_at)) {
                    return TaskPerformanceStatus::None;
                }

                if ($this->isSuccess()) {
                    return TaskPerformanceStatus::Success;
                }

                if ($datetime->lt($this->task->end_at)) {
                    return TaskPerformanceStatus::Pending;
                }

                return TaskPerformanceStatus::Failed;
            },
        );
    }
}