<?php

namespace app\repository;

use app\model\EctMetaProcess;

class ProcessDurationRepository extends BaseRepository
{
    public function __construct()
    {
        $this->model = new EctMetaProcess();
    }

    public static function new(): BaseRepository
    {
        return new self();
    }

    public function getProcessDurations(): array
    {
        $result = [];

        $processes = EctMetaProcess::all();
        foreach ($processes as $process) {
            $processType = $process->process_type ?? '';
            $processName = $process->process_name ?? '';
            $processDuration = $process->process_duration ?? 0;

            if (!isset($result[$processType])) $result[$processType] = [];
            $result[$processType][$processName] = $processDuration;
        }

        return $result;
    }

    /**
     * 查询某流程类型下某步骤的时长（秒）
     *
     * @param string $processType  流程类型，如"手工洗"、"机洗（晨洗）"等
     * @param string $processName  步骤名称，如"清洗"、"消毒"等
     * @return int|null  返回 process_duration（秒），未找到返回 null
     */
    public function getDurationByProcessTypeAndName(string $processType, string $processName): ?int
    {
        $record = EctMetaProcess::where('process_type', $processType)
            ->where('process_name', $processName)
            ->where('status', 1)
            ->select('process_duration')
            ->first();

        if ($record === null) {
            return null;
        }

        return (int) $record->process_duration;
    }

    /**
     * 查询某流程类型下所有步骤的时长，返回 [步骤名称 => 秒数] 映射
     *
     * @param string $processType  流程类型，如"手工洗"、"机洗（晨洗）"等
     * @return array<string, int>  [process_name => process_duration]
     */
    public function getDurationsByProcessType(string $processType): array
    {
        $records = EctMetaProcess::where('process_type', $processType)
            ->where('status', 1)
            ->select('process_name', 'process_duration')
            ->get();

        $result = [];
        foreach ($records as $record) {
            $result[$record->process_name] = (int) $record->process_duration;
        }

        return $result;
    }
}