<?php

namespace App\Services;

use App\Iot\Linkos\HttpClient as LinkosHttpClient;
use App\Models\Device;
use App\Models\MeteorologicalDailyReport;
use App\Models\MeteorologicalReport;
use App\Models\WaterQualityDailyReport;
use App\Models\WaterQualityReport;
use Illuminate\Support\Arr;
use Illuminate\Support\Carbon;

class DeviceLogService
{
    /**
     * 同步设备历史流水
     */
    public function sync(Device $device, Carbon $start, Carbon $end): void
    {
        switch ($device->factory?->key) {
            case 'link-os':
                $this->syncLinkosDeviceLogs($device, $start, $end);
                break;
        }
    }

    /**
     * 同步 Linkos 设备历史流水
     */
    protected function syncLinkosDeviceLogs(Device $device, Carbon $start, Carbon $end): void
    {
        /** @var \App\Iot\Linkos\HttpClient */
        $httpClient = app(LinkosHttpClient::class);

        $page = 1;

        $perPage = 50;

        do {
            $data = $httpClient->getDeviceFlowList(
                $device->sn, $start, $end, $page, $perPage
            );

            $countResults = count($data['content']);

            if ($countResults === 0) {
                break;
            }

            foreach ($data['content'] as $item) {
                if (! isset($item['data'])) {
                    continue;
                }

                $isSoilMonitoring = Arr::hasAny($item['data'], [
                    'soil_humidity',
                    'soil_temperature',
                    'nitrogen_content',
                    'potassium_content',
                    'phosphorus_content',
                ]);

                if (($device->isTypeSoil() && ! $isSoilMonitoring) || (! $device->isTypeSoil() && $isSoilMonitoring)) {
                    continue;
                }

                $device->logs()->firstOrCreate([
                    'reported_at' => $item['createTime'],
                ], [
                    'data' => empty($item['data']) ? (new \stdClass) : $item['data'],
                ]);
            }

            unset($data);

            $page++;
        } while ($countResults === $perPage);
    }

    /**
     * 创建 linkos 气象设备报告
     */
    public function createReportToLinkosMeteorologicalDevice(Device $device, Carbon $time)
    {
        $start = $time->copy()->startOfHour();

        /** @var \Illuminate\Database\Eloquent\Collection */
        $logs = $device->logs()
            ->whereBetween('reported_at', [$start, $start->copy()->endOfHour()])
            ->oldest('reported_at')
            ->get();

        if ($logs->isEmpty()) {
            return;
        }

        $attributes = [];

        /** @var \App\Models\DeviceLog */
        foreach ($logs as $log) {
            if (! is_array($data = $log->data)) {
                continue;
            }

            foreach ([
                'current_rainfall' => 'today_rainfall',
                'day_rainfall' => 'yesterday_rainfall',
                'accumulate_rainfall' => 'accumulate_rainfall',
                'moment_rainfall' => 'moment_rainfall',
                'pm10_concentration' => 'pm10',
                'pm25_concentration' => 'pm25',
                'box_illumination' => 'box_illumination',
                'box_pressure' => 'box_pressure',
                'box_carbon' => 'box_co2',
                'box_temperature' => 'box_temperature',
                'box_humidity' => 'box_humidity',
                'box_noise' => 'box_noise',
                'wind_degree' => 'wind_degree',
                'wind_direction' => 'wind_direction',
                'wind_power' => 'wind_power',
                'wind_speed' => 'wind_speed',
            ] as $k => $v) {
                if (! array_key_exists($k, $data)) {
                    continue;
                }

                $attributes[$v] = $data[$k];
            }
        }

        if (
            $meteorologicalReport = MeteorologicalReport::where('device_id', $device->id)
                ->where('reported_at', $start)
                ->first()
        ) {
            $meteorologicalReport->update($attributes);
        } else {
            if (
                $lastMeteorologicalReport = MeteorologicalReport::where('device_id', $device->id)
                    ->where('reported_at', $start->copy()->subHour())
                    ->first()
            ) {
                foreach ($attributes as $k => $v) {
                    if ($v === null) {
                        $attributes[$k] = $lastMeteorologicalReport->{$k};
                    }
                }
            }

            MeteorologicalReport::create(array_merge($attributes, [
                'device_id' => $device->id,
                'reported_at' => $start,
            ]));
        }
    }

    /**
     * 创建 linkos 水质设备报告
     */
    public function createReportToLinkosWaterQualityDevice(Device $device, Carbon $time)
    {
        $start = $time->copy()->startOfHour();

        /** @var \Illuminate\Database\Eloquent\Collection */
        $logs = $device->logs()
            ->whereBetween('reported_at', [$start, $start->copy()->endOfHour()])
            ->oldest('reported_at')
            ->get();

        if ($logs->isEmpty()) {
            return;
        }

        $attributes = [];

        /** @var \App\Models\DeviceLog */
        foreach ($logs as $log) {
            if (! is_array($data = $log->data)) {
                continue;
            }

            foreach ([
                'chlorine' => 'chlorine',
                'conductivity' => 'conductivity',
                'oxygen' => 'oxygen',
                'ph' => 'ph',
                'temp' => 'temperature',
                'turbidity' => 'turbidity',
            ] as $k => $v) {
                if (! array_key_exists($k, $data)) {
                    continue;
                }

                $attributes[$v] = $data[$k];
            }
        }

        if (
            $waterQualityReport = WaterQualityReport::where('device_id', $device->id)
                ->where('reported_at', $start)
                ->first()
        ) {
            $waterQualityReport->update($attributes);
        } else {
            if (
                $lastWaterQualityReport = WaterQualityReport::where('device_id', $device->id)
                    ->where('reported_at', $start->copy()->subHour())
                    ->first()
            ) {
                foreach ($attributes as $k => $v) {
                    if ($v === null) {
                        $attributes[$k] = $lastWaterQualityReport->{$k};
                    }
                }
            }

            WaterQualityReport::create(array_merge($attributes, [
                'device_id' => $device->id,
                'reported_at' => $start,
            ]));
        }
    }

    /**
     * 创建 linkos 气象设备每日报告
     */
    public function createDailyReportToLinkosMeteorologicalDevice(Device $device, Carbon $date): void
    {
        /** @var \Illuminate\Database\Eloquent\Collection */
        $meteorologicalReports = MeteorologicalReport::where('device_id', $device->id)
            ->whereDate('reported_at', $date)
            ->oldest('reported_at')
            ->get();

        if ($meteorologicalReports->isEmpty()) {
            return;
        }

        $result = $meteorologicalReports->reduce(function (array $carry, MeteorologicalReport $meteorologicalReport) {
            foreach ($carry as $key => $item) {
                if (is_null($v = $meteorologicalReport->{$key})) {
                    continue;
                }

                switch ($key) {
                    case 'wind_samples':
                        if (! is_null($meteorologicalReport->wind_degree) && ! is_null($meteorologicalReport->wind_speed)) {
                            $item['wind_samples'][] = [
                                'wind_degree' => $meteorologicalReport->wind_degree,     // 风向度数
                                'wind_speed' => $meteorologicalReport->wind_speed,       // 风速
                            ];
                        }
                        break;

                    default:
                        $item['sum'] = bcadd($item['sum'], $v, 2);
                        $item['count']++;
                        break;
                }

                $carry[$key] = $item;
            }

            return $carry;
        }, [
            'today_rainfall' => ['sum' => 0, 'count' => 0],
            'yesterday_rainfall' => ['sum' => 0, 'count' => 0],
            'accumulate_rainfall' => ['sum' => 0, 'count' => 0],
            'moment_rainfall' => ['sum' => 0, 'count' => 0],
            'pm10' => ['sum' => 0, 'count' => 0],
            'pm25' => ['sum' => 0, 'count' => 0],
            'box_illumination' => ['sum' => 0, 'count' => 0],
            'box_pressure' => ['sum' => 0, 'count' => 0],
            'box_co2' => ['sum' => 0, 'count' => 0],
            'box_temperature' => ['sum' => 0, 'count' => 0],
            'box_humidity' => ['sum' => 0, 'count' => 0],
            'box_noise' => ['sum' => 0, 'count' => 0],
            'wind_samples' => [],
        ]);

        $meteorologicalDailyReport = MeteorologicalDailyReport::firstOrCreate([
            'device_id' => $device->id,
            'reported_at' => $date,
        ]);

        foreach ($result as $key => $item) {
            switch ($key) {
                case 'wind_samples':
                    $meteorologicalDailyReport->wind_degree = value(function (array $windSamples) {
                        $x = 0;
                        $y = 0;

                        foreach ($windSamples as $sample) {
                            if ($sample['wind_degree'] == 0 && $sample['wind_speed'] == 0) {
                                continue;
                            }

                            // 角度转弧度
                            $radian = deg2rad($sample['wind_degree']);

                            // $x += $sample['wind_speed'] * sin($radian);
                            // $y += $sample['wind_speed'] * cos($radian);
                            $x += sin($radian);
                            $y += cos($radian);
                        }

                        $degree = round(rad2deg(atan2($y, $x)));

                        if (($x > 0 || $x < 0) && $y < 0) {
                            $degree += 180;
                        } elseif ($x < 0 && $y > 0) {
                            $degree += 360;
                        }

                        return $degree;
                    }, $item);

                    $meteorologicalDailyReport->wind_direction = value(function ($windDegree) {
                        if ($windDegree >= 22.5 && $windDegree < 67.5) {
                            return MeteorologicalDailyReport::WIND_DIRECTION_NORTHEAST;
                        } elseif ($windDegree >= 67.5 && $windDegree < 112.5) {
                            return MeteorologicalDailyReport::WIND_DIRECTION_EAST;
                        } elseif ($windDegree >= 112.5 && $windDegree < 157.5) {
                            return MeteorologicalDailyReport::WIND_DIRECTION_SOUTHEAST;
                        } elseif ($windDegree >= 157.5 && $windDegree < 202.5) {
                            return MeteorologicalDailyReport::WIND_DIRECTION_SOUTH;
                        } elseif ($windDegree >= 202.5 && $windDegree < 247.5) {
                            return MeteorologicalDailyReport::WIND_DIRECTION_SOUTHWEST;
                        } elseif ($windDegree >= 247.5 && $windDegree < 292.5) {
                            return MeteorologicalDailyReport::WIND_DIRECTION_WEST;
                        } elseif ($windDegree >= 292.5 && $windDegree < 337.5) {
                            return MeteorologicalDailyReport::WIND_DIRECTION_NORTHWEST;
                        }

                        return MeteorologicalDailyReport::WIND_DIRECTION_NORTH;
                    }, $meteorologicalDailyReport->wind_degree);

                    break;

                default:
                    if ($item['count'] > 0) {
                        $meteorologicalDailyReport->{$key} = round(bcdiv($item['sum'], $item['count'], 2), 2);
                    }
                    break;
            }
        }

        $meteorologicalDailyReport->save();
    }

    /**
     * 创建 linkos 水质设备每日报告
     */
    public function createDailyReportToLinkosWaterQualityDevice(Device $device, Carbon $date): void
    {
        /** @var \Illuminate\Database\Eloquent\Collection */
        $waterQualityReports = WaterQualityReport::where('device_id', $device->id)
            ->whereDate('reported_at', $date)
            ->oldest('reported_at')
            ->get();

        if ($waterQualityReports->isEmpty()) {
            return;
        }

        $result = $waterQualityReports->reduce(function (array $carry, WaterQualityReport $waterQualityReport) {
            foreach ($carry as $key => $item) {
                if (is_null($v = $waterQualityReport->{$key})) {
                    continue;
                }

                $item['sum'] = bcadd($item['sum'], $v, 2);
                $item['count']++;

                $carry[$key] = $item;
            }

            return $carry;
        }, [
            'chlorine' => ['sum' => 0, 'count' => 0],
            'conductivity' => ['sum' => 0, 'count' => 0],
            'oxygen' => ['sum' => 0, 'count' => 0],
            'ph' => ['sum' => 0, 'count' => 0],
            'temperature' => ['sum' => 0, 'count' => 0],
            'turbidity' => ['sum' => 0, 'count' => 0],
        ]);

        $waterQualityDailyReport = WaterQualityDailyReport::firstOrCreate([
            'device_id' => $device->id,
            'reported_at' => $date->format('Y-m-d'),
        ]);

        foreach ($result as $key => $item) {
            if ($item['count'] > 0) {
                $waterQualityDailyReport->{$key} = round(bcdiv($item['sum'], $item['count'], 2), 2);
            }
        }

        $waterQualityDailyReport->save();
    }
}