<?php

namespace plugin\admin\app\service;

use plugin\admin\app\repository\DataOverviewRepository;

class DataOverviewService
{
    private DataOverviewRepository $repository;

    public function __construct()
    {
        $this->repository = DataOverviewRepository::new();
    }

    /**
     * 获取首页统计计数（今日/本周/本月/本年）
     */
    public function getIndexCount(): array
    {
        $today = date('Y-m-d');
        $weekStart = date('Y-m-d', time() - ((date('w') == 0 ? 7 : date('w')) - 1) * 86400);
        $monthStart = date('Y-m') . '-01';
        $yearStart = date('Y') . '-01-01';

        return [
            'todayCount' => $this->repository->getCycleCount($today, $today),
            'weekCount' => $this->repository->getCycleCount($weekStart, $today),
            'monthCount' => $this->repository->getCycleCount($monthStart, $today),
            'yearCount' => $this->repository->getCycleCount($yearStart, $today),
        ];
    }

    /**
     * 获取设备运行状态
     */
    public function getDeviceRunStatus(): array
    {
        return $this->repository->getDeviceRunStatus();
    }

    /**
     * 获取折线图数据（7日/30日/本年）
     */
    public function getLineData(string $parameterTime): array
    {
        $result = ['time' => [], 'count' => [], 'qualifiedCount' => []];

        if ($parameterTime !== 'year') {
            $days = $parameterTime === 'week' ? 6 : 29;
            $startDate = date('Y-m-d', time() - $days * 86400);
            $endDate = date('Y-m-d');
            $dates = $this->getDateRange($startDate, $endDate);

            foreach ($dates as $date) {
                $result['time'][] = date('m-d', strtotime($date));
                $result['count'][] = $this->repository->getCycleCountByDate($date);
                $result['qualifiedCount'][] = $this->repository->getQualifiedCycleCountByDate($date);
            }
        } else {
            $months = $this->getYearMonths();
            foreach ($months as $month) {
                $monthStart = $month . '-01 00:00:00';
                $monthEnd = $month . '-31 00:00:00';

                $result['time'][] = date('m-d', strtotime($monthStart));
                $result['count'][] = $this->repository->getCycleCountByMonth($monthStart, $monthEnd);
                $result['qualifiedCount'][] = $this->repository->getQualifiedCycleCountByMonth($monthStart, $monthEnd);
            }
        }

        return $result;
    }

    /**
     * 获取预警统计
     */
    public function getWarnCount(): array
    {
        return [
            'warnCount' => $this->repository->getWarnCount(),
            'warnDealCount' => $this->repository->getWarnDealCount(),
        ];
    }

    /**
     * 获取预警类型饼图数据
     */
    public function getWarnTypePie(): array
    {
        $total = $this->repository->getWarnCount();

        if ($total != 0) {
            $result = [];
            for ($type = 1; $type <= 3; $type++) {
                $count = $this->repository->getWarnCountByType($type);
                $result[] = round($count / $total, 2) * 100;
            }
        } else {
            $result = [0.000001, 0.000001, 0.000001];
        }

        return $result;
    }

    /**
     * 获取预警类型百分比信息
     */
    public function getWarnTypePieInfo(): array
    {
        $total = $this->repository->getWarnCount();

        if ($total != 0) {
            $result = [];
            foreach (['temperature' => 1, 'pressure' => 2, 'time' => 3] as $key => $type) {
                $count = $this->repository->getWarnCountByType($type);
                $result[$key] = round($count / $total, 2) * 100;
            }
        } else {
            $result = ['temperature' => 0, 'pressure' => 0, 'time' => 0];
        }

        return $result;
    }

    /**
     * 获取预警设备列表
     */
    public function getWarnDeviceList(): ?array
    {
        $data = $this->repository->getWarnRecordList();
        return empty($data) ? null : $data;
    }

    /**
     * 获取事件数据
     */
    public function getEventData(): array
    {
        return [
            'noStandard' => 0,
            'LowFrequency' => 0,
            'AbnormalOperation' => 0,
            'AbnormalMonitoring' => 0,
            'AbnormalData' => 0,
        ];
    }

    /**
     * 获取日期范围内每一天
     */
    private function getDateRange(string $start, string $end): array
    {
        $dates = [];
        $current = strtotime($start);
        $endTime = strtotime($end);
        while ($current <= $endTime) {
            $dates[] = date('Y-m-d', $current);
            $current = strtotime('+1 day', $current);
        }
        return $dates;
    }

    /**
     * 获取本年每个月
     */
    private function getYearMonths(): array
    {
        $months = [];
        $year = date('Y');
        for ($i = 1; $i <= 12; $i++) {
            $months[] = date('Y-m', strtotime("{$year}-{$i}"));
        }
        return $months;
    }
}