<?php

namespace App\Models;

use App\Services\DateRange;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Carbon;

class MisMigrationPatient extends Model
{
    protected $table = 'stt_migrationpatient';
    protected $primaryKey = 'MigrationPatientID';

    protected $casts = [
        'DateIngoing' => 'datetime:Y-m-d H:i:s',
        'DateOut' => 'datetime:Y-m-d H:i:s',
    ];

    public function branch()
    {
        return $this->hasOne(MisStationarBranch::class, 'StationarBranchID', 'rf_StationarBranchID');
    }

    public function diagnosis()
    {
        return $this->hasMany(MisDiagnos::class, 'rf_MigrationPatientID', 'MigrationPatientID');
    }

    public function mainDiagnosis()
    {
        return $this->hasOne(MisDiagnos::class, 'rf_MigrationPatientID', 'MigrationPatientID')
            ->where(function ($query) {
                $query->where('rf_DiagnosTypeID', 3)
                    ->orWhere('rf_DiagnosTypeID', 7);
            });
    }

    public function mkb()
    {
        return $this->hasOne(MisMKB::class, 'MKBID', 'rf_MKBID');
    }

    /**
     * Находятся на лечении
     */
    public function scopeCurrentlyInTreatment($query, $branchId = null, DateRange $dateRange = null)
    {
        $query->whereNotIn('rf_kl_VisitResultID', [4])
            ->whereHas('medicalHistory', function ($query) use ($branchId, $dateRange) {
                $query->whereDate('DateExtract', '1900-01-01');
            })
            ->where('rf_MedicalHistoryID', '<>', 0);

        if ($branchId) {
            $query->where('rf_StationarBranchID', $branchId);
        }

        if ($dateRange) {
//            $query->whereBetween('DateIngoing', [$dateRange->startSql(), $dateRange->endSql()]);
            $query->where('DateIngoing', '>=', $dateRange->startSql())
                ->where('DateIngoing', '<=', $dateRange->endSql());
        }

        return $query;
    }

    public function scopeWhereInDepartment($query, $branchId = null)
    {
        $query->where('rf_MedicalHistoryID', '<>', 0);

        if ($branchId) {
            $query->where('rf_StationarBranchID', $branchId);
        }

        return $query;
    }

    /**
     * Выбывшие пациенты (все исходы)
     */
    public function scopeOutcomePatients($query, $branchId = null, DateRange $dateRange = null)
    {
        $query->where('rf_MedicalHistoryID', '<>', 0);

        if ($branchId) {
            $query->where('rf_StationarBranchID', $branchId);
        }

        if ($dateRange) {
            $startDate = Carbon::parse($dateRange->startSql())->toDateString();
            $endDate = Carbon::parse($dateRange->endSql())->toDateString();
            $query->whereHas('medicalHistory', function ($mhQuery) use ($startDate, $endDate) {
                $mhQuery->whereDate('DateExtract', '>', $startDate)
                    ->whereDate('DateExtract', '<=', $endDate);
            });
        }

        return $query;
    }

    /**
     * Выписанные пациенты
     */
    public function scopeOutcomeDischarged($query, $branchId = null, DateRange $dateRange = null)
    {
        // По уточненному SQL: Выписано за период
        $dischargeCodes = [1, 11, 2, 12, 7, 18, 48];

        $query->whereIn('rf_kl_VisitResultID', $dischargeCodes)
            ->where('rf_MedicalHistoryID', '<>', 0);

        if ($branchId) {
            $query->where('rf_StationarBranchID', $branchId);
        }

        if ($dateRange) {
            $startDate = Carbon::parse($dateRange->startSql())->toDateString();
            $endDate = Carbon::parse($dateRange->endSql())->toDateString();
            $query->whereHas('medicalHistory', function ($mhQuery) use ($startDate, $endDate) {
                $mhQuery->whereDate('DateExtract', '>', $startDate)
                    ->whereDate('DateExtract', '<=', $endDate);
            });
        }

        return $query;
    }

    /**
     * Перевод в другое отделение
     */
    public function scopeOutcomeTransferred($query, $branchId = null, DateRange $dateRange = null)
    {
        // По заданному SQL: только эти коды перевода
        $transferCodes = [4, 14];

        $query->whereIn('rf_kl_VisitResultID', $transferCodes)
            ->where('rf_MedicalHistoryID', '<>', 0);

        if ($branchId) {
            $query->where('rf_StationarBranchID', $branchId);
        }

        if ($dateRange) {
            $startDate = Carbon::parse($dateRange->startSql())->toDateString();
            $endDate = Carbon::parse($dateRange->endSql())->toDateString();
            $query->whereHas('medicalHistory', function ($mhQuery) use ($startDate, $endDate) {
                $mhQuery->whereDate('DateExtract', '>', $startDate)
                    ->whereDate('DateExtract', '<=', $endDate);
            });
        }

        return $query;
    }

    /**
     * Умершие пациенты
     */
    public function scopeDeceasedOutcome($query, $branchId = null, DateRange $dateRange = null)
    {
        // ID умершего
        $deceasedCodes = [5, 6, 15, 16];

        $query->whereIn('rf_kl_VisitResultID', $deceasedCodes)
            ->where('rf_MedicalHistoryID', '<>', 0);

        if ($branchId) {
            $query->where('rf_StationarBranchID', $branchId);
        }

        if ($dateRange) {
            $startDate = Carbon::parse($dateRange->startSql())->toDateString();
            $endDate = Carbon::parse($dateRange->endSql())->toDateString();
            $query->whereHas('medicalHistory', function ($mhQuery) use ($startDate, $endDate) {
                $mhQuery->whereDate('DateExtract', '>', $startDate)
                    ->whereDate('DateExtract', '<=', $endDate);
            });
        }

        return $query;
    }

    public function scopeOutcomeWithoutTransferred($query, $branchId = null, DateRange $dateRange = null)
    {
        // По заданной логике переводы только 4 и 14, исключаем их
        $query->whereNotIn('rf_kl_VisitResultID', [4, 14])
            ->where('rf_kl_VisitResultID', '<>', 0)
            ->where('rf_MedicalHistoryID', '<>', 0);

        if ($branchId) {
            $query->where('rf_StationarBranchID', $branchId);
        }

        if ($dateRange) {
            $startDate = Carbon::parse($dateRange->startSql())->toDateString();
            $endDate = Carbon::parse($dateRange->endSql())->toDateString();
            $query->whereHas('medicalHistory', function ($mhQuery) use ($startDate, $endDate) {
                $mhQuery->whereDate('DateExtract', '>', $startDate)
                    ->whereDate('DateExtract', '<=', $endDate);
            });
        }

        return $query;
    }

    public function scopeExtractedToday($query, $branchId = null, DateRange $dateRange = null)
    {
//        if (is_null($startDate)) $startDate = Carbon::now()->addDays(-1)->format('Y-m-d');
//        if (is_null($endDate)) $endDate = Carbon::now()->format('Y-m-d');

        $query->where('rf_kl_VisitResultID', '<>', 0)
            ->where('rf_MedicalHistoryID', '<>', 0)
            ->when($dateRange, function($query) use ($dateRange) {
                $startDate = Carbon::parse($dateRange->startSql())->toDateString();
                $endDate = Carbon::parse($dateRange->endSql())->toDateString();
                return $query->whereHas('medicalHistory', function ($mhQuery) use ($startDate, $endDate) {
                    $mhQuery->whereDate('DateExtract', '>', $startDate)
                        ->whereDate('DateExtract', '<=', $endDate);
                });
            });

        if ($branchId) {
            $query->where('rf_StationarBranchID', $branchId);
        }

        return $query;
    }

    public function medicalHistory()
    {
        return $this->belongsTo(MisMedicalHistory::class, 'rf_MedicalHistoryID', 'MedicalHistoryID');
    }
}