<?php

namespace App\Models;

use Carbon\Carbon;
use App\Models\Task;
use App\Models\Model;
use Illuminate\Support\Facades\DB;
use Illuminate\Database\Eloquent\Factories\HasFactory;

class Work extends Model
{
    use HasFactory;
    protected $fillable = [
        'business_id', 'project_id', 'task_id', 'user_id', 'message', 'minute_sum', 'started_at', 'ended_at',
        'task'
    ];

    protected $fillable_relations = ['task'];

    protected $casts = [
        'started_at' => 'datetime:Y-m-d H:i',
        'ended_at' => 'datetime:Y-m-d H:i'
    ];

    protected $reportable = [
        'message', 'minute_sum', 'started_at', 'ended_at',
    ];

    public function rules()
    {
        $started_at = request()->started_at ?? $this->started_at->format('Y-m-d H:i');
        $ended_at = request()->ended_at ?? $this->ended_at->format('Y-m-d H:i');
        return [
            'message' => 'nullable|string|min:3|max:225',
            'started_at' => 'required|date_format:Y-m-d H:i|after:'.$this->task()->first()->created_at,
            'ended_at' => [
                'required', 'date_format:Y-m-d H:i', 'after:'.$started_at,
                function ($attribute, $value, $fail) use ($ended_at, $started_at) {
                    $works = \App\Work::where([
                        ['ended_at', '>', $started_at],
                        ['ended_at', '<', $ended_at],
                    ])->orWhere([
                        ['started_at', '>', $started_at],
                        ['started_at', '<', $ended_at],
                    ])->orWhere([
                        ['started_at', '>=', $started_at],
                        ['ended_at', '<=', $ended_at],
                    ])->when(isset($this->id), function ($query) {
                        return $query->where('id', '!=', $this->id);
                    })->exists();
                    if ($works) {
                        $fail('The selected work is invalid.');
                    }
                }
            ],
        ];

    }

    public function getValueOf(?string $key)
    {
        $values = [
            'business_id' => $this->business_id,
            'project_id' => $this->project_id,
            'sprint_id' => null,
            'workflow_id' => null,
            'status_id' => null,
            'system_id' => null,
            'task_id' => $this->task->id,
            'subject_id' => $this->id,
            'user_id' => null,
        ];

        if ($key && isset($values, $key)) {
            return $values[$key];
        }

        return $values;
    }

    public function updateRelations()
    {
        $this->filled_relations['task']['work_start'] = Work::where('task_id', $this->task_id)->orderBy('started_at')->first()->started_at ?? null;
        $this->task()->update($this->filled_relations['task']);
    }

    public function task()
    {
        return $this->belongsTo(Task::class, 'task_id', 'id');
    }

    public function scopeStartedAtIn($query, $days)
    {
        return $query->whereDate('started_at', '>=', Carbon::now()->modify('-'.$days.' day')->toDate());
    }

    public function scopeStartedAt($query, $date)
    {
        return $query->whereDate('started_at', '=', $date);
    }

    public function scopeSpentTimeFrom($query, $data)
    {
        return $query->where('minute_sum', '>=', $data);
    }

    public function scopeSpentTimeTo($query, $data)
    {
        return $query->where('minute_sum', '<=', $data);
    }

    public function scopeReport($query)
    {
        return $query->select(
            DB::raw('user_id , MIN(started_at) as started_at_min, MAX(ended_at) as ended_at_max, SUM(minute_sum) as work_minute_sum')
        )->groupBy('user_id');
    }

    public function scopeReportByDate($query)
    {
        return $query->select(
            DB::raw('DATE(started_at) as date, SUM(minute_sum) as work_minute_sum')
        )->groupBy('date');
    }
}