<?php

namespace app\common\library;

use think\Db;

/**
 * 协助采购时间：操作日志、完结时间统一为可读 YYYY-MM-DD HH:mm:ss（不再显示 Unix 时间戳）
 */
class ProcuremenTime
{
    public static function nowDateTime(): string
    {
        return date('Y-m-d H:i:s');
    }

    /** @deprecated 使用 {@see nowDateTime} */
    public static function todayYmd(): string
    {
        return self::nowDateTime();
    }

    /** 列表/详情展示：年月日 + 时分秒 */
    public static function formatDisplayDateTime($value): string
    {
        if ($value === null || $value === '') {
            return '';
        }
        if (is_numeric($value) && (int)$value > 946684800) {
            return date('Y-m-d H:i:s', (int)$value);
        }
        $s = trim((string)$value);
        if ($s === '' || preg_match('/^0000-00-00/i', $s)) {
            return '';
        }
        if (preg_match('/^(\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2})/', $s, $m)) {
            return $m[1];
        }
        if (preg_match('/^(\d{4}-\d{2}-\d{2})$/', $s, $m)) {
            return $m[1] . ' 00:00:00';
        }
        if (preg_match('/^(\d{4}-\d{2}-\d{2})/', $s, $m)) {
            $ts = strtotime($s);

            return ($ts !== false && $ts > 0) ? date('Y-m-d H:i:s', $ts) : $m[1] . ' 00:00:00';
        }
        $ts = strtotime($s);

        return ($ts !== false && $ts > 0) ? date('Y-m-d H:i:s', $ts) : $s;
    }

    /** 兼容旧调用：与 formatDisplayDateTime 相同 */
    public static function formatDisplayDate($value): string
    {
        return self::formatDisplayDateTime($value);
    }

    /** 排序/月份统计用 Unix 时间 */
    public static function parseToTimestamp($value): int
    {
        if ($value === null || $value === '') {
            return 0;
        }
        if (is_numeric($value) && (int)$value > 946684800) {
            return (int)$value;
        }
        $s = trim((string)$value);
        if ($s === '' || preg_match('/^0000-00-00/i', $s)) {
            return 0;
        }
        if (preg_match('/^(\d{4}-\d{2}-\d{2})(?:\s+\d{2}:\d{2}:\d{2})?/', $s)) {
            $ts = strtotime($s);

            return ($ts !== false && $ts > 0) ? $ts : 0;
        }
        $ts = strtotime($s);

        return ($ts !== false && $ts > 0) ? $ts : 0;
    }

    /**
     * @param int[]             $scydgyIds
     * @param array<int,string> $actions
     * @return array<int, int> scydgy_id => unix
     */
    public static function loadOperLogTimestampMap(array $scydgyIds, array $actions): array
    {
        $out = [];
        $scydgyIds = array_values(array_unique(array_filter(array_map('intval', $scydgyIds))));
        $actions = array_values(array_filter(array_map('strval', $actions)));
        if ($scydgyIds === [] || $actions === []) {
            return $out;
        }
        try {
            $logs = Db::table('purchase_order_oper_log')
                ->where('scydgy_id', 'in', $scydgyIds)
                ->where('action', 'in', $actions)
                ->field('scydgy_id,createtime')
                ->order('id', 'asc')
                ->select();
        } catch (\Throwable $e) {
            return $out;
        }
        if (!is_array($logs)) {
            return $out;
        }
        foreach ($logs as $log) {
            if (!is_array($log)) {
                continue;
            }
            $sid = (int)($log['scydgy_id'] ?? 0);
            $ct = self::parseToTimestamp($log['createtime'] ?? null);
            if ($sid > 0 && $ct > 946684800) {
                $out[$sid] = isset($out[$sid]) ? max($out[$sid], $ct) : $ct;
            }
        }

        return $out;
    }

    /**
     * 已完结时间：与详情进度一致，优先采购确认/直接完结操作日志
     *
     * @param array<string, mixed> $row
     * @param array<int, int>      $completeTsMap
     * @return array{ts:int, text:string}
     */
    public static function resolveCompletedDone(array $row, array $completeTsMap = []): array
    {
        $sid = (int)($row['scydgy_id'] ?? 0);
        $ts = 0;
        $text = '';
        if ($sid > 0 && isset($completeTsMap[$sid]) && (int)$completeTsMap[$sid] > 946684800) {
            $ts = (int)$completeTsMap[$sid];
        }
        if ($ts <= 0) {
            foreach (['pick_time', 'createtime', 'dStamp'] as $key) {
                $t = self::parseToTimestamp($row[$key] ?? null);
                if ($t > $ts) {
                    $ts = $t;
                }
            }
        }
        if ($ts > 0) {
            $text = date('Y-m-d H:i:s', $ts);
        }

        return ['ts' => $ts, 'text' => $text];
    }

    /**
     * 操作记录展示文案：统一步骤用语（下发 / 确认供应商 / 审核确认供应商）
     */
    public static function formatOperLogContent(string $content, string $action = ''): string
    {
        $content = trim($content);
        if ($content === '') {
            return '';
        }
        $action = trim($action);

        if ($action === 'purchase_confirm') {
            if (preg_match('/[「『](.+?)[」』]/u', $content, $m)) {
                return '审核确认供应商：已选定「' . trim($m[1]) . '」';
            }
        }
        if ($action === 'audit_select') {
            if (preg_match('/选定[：:]\s*(.+)$/u', $content, $m)) {
                $name = trim($m[1]);
                if (preg_match('/^确认供应商/u', $content) && preg_match('/订单([^），]+)/u', $content, $om)) {
                    return '确认供应商（订单' . trim($om[1]) . '）：已选定「' . $name . '」';
                }

                return '确认供应商：已选定「' . $name . '」';
            }
        }
        if ($action === 'bid_open_verify') {
            if (preg_match('/开标验证/u', $content)) {
                return $content;
            }
            return '开标验证：' . $content;
        }
        if ($action === 'issue_submit') {
            if (preg_match('/通知供应商[（(](\d+)\s*家[）)].*?[：:]\s*(.+)$/u', $content, $m)) {
                return '下发：通知供应商（' . $m[1] . ' 家）：' . trim($m[2]);
            }
        }

        $content = preg_replace('/^采购确认：已选中供应商/u', '审核确认供应商：已选定', $content);
        $content = preg_replace('/^采购确认：/u', '审核确认供应商：', $content);
        $content = preg_replace('/已选中供应商/u', '已选定', $content);
        $content = preg_replace('/^(合并)?(协助|外发)初选/u', '下发', $content);
        $content = preg_replace('/^采购终审驳回/u', '审核驳回', $content);
        $content = preg_replace('/退回外发初选/u', '退回协助初选', $content);
        $content = preg_replace('/^重新下发（([^）]+)），/u', '重新下发（$1）：', $content);
        $content = preg_replace('/；+$/u', '', $content);

        return trim($content);
    }
}