<?php

namespace App\DAL;

use App\Services\UserService;
use Illuminate\Support\Facades\DB;

final readonly class Radiologist
{
    public static function assignables()
    {
        $sql = <<<'SQL'
SELECT
	users."id",
	users.display_name,
	COALESCE (studies.assign_counts, 0) AS workload
FROM
	roles
	INNER JOIN model_has_roles ON roles."id" = model_has_roles.role_id
	INNER JOIN users ON users."id" = model_has_roles.model_id
	LEFT JOIN (
	    SELECT
	        assigned_physician_id,
	        COUNT(*) AS assign_counts
	    FROM
	        studies
	    WHERE
	        --received_at::DATE >= NOW() - INTERVAL '3 DAY'
	        assigned_at::DATE >= NOW() - INTERVAL '3 DAY'
	        AND report_status < 3
	        AND reported_at IS NULL
	    GROUP BY
	        assigned_physician_id
	    ) AS studies ON studies.assigned_physician_id = users."id"
WHERE
	roles."name" = 'radiologist'
	AND users.is_active = TRUE
GROUP BY
	users."id",
	studies.assign_counts
ORDER BY
	users.display_name
SQL;

        $rows = DB::select($sql);
        foreach ($rows as $row) {
            $row->last_seen = UserService::getLastSeen((int) $row->id);
        }

        return $rows;
    }
}