<?php

namespace common\models;

use common\helpers\Cache;
use Yii;

/**
 * This is the model class for table "{{%CURRENCIES_CONVERSIONS}}".
 *
 * @property string ID
 * @property int PERIOD_NUM 期数
 * @property int FROM_CURRENCY_ID 源
 * @property int TO_CURRENCY_ID 目标
 * @property double RATE 汇率
 * @property int ACTIVE 状态
 * @property int CREATED_AT 创建时间
 * @property int UPDATED_AT 更新时间
 * @property string CREATED_BY 创建人
 * @property string UPDATED_BY 更新人
 */
class CurrencyConversions extends \common\components\ActiveRecord
{
    /**
     * @inheritdoc
     */
    public static function tableName()
    {
        return '{{%CURRENCIES_CONVERSIONS}}';
    }

    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
            [['ID'], 'unique'],
        ];
    }

    /**
     * @inheritdoc
     */
    public function attributeLabels()
    {
        return [
            'ID' => 'ID',
            'PERIOD_NUM' => '期数',
            'FROM_CURRENCY_ID' => '源',
            'TO_CURRENCY_ID' => '目标',
            'RATE' => '汇率',
            'ACTIVE' => '状态：1正常 0异常',
            'CREATED_AT' => '创建时间',
            'UPDATED_AT' => '更新时间',
            'CREATED_BY' => '创建人',
            'UPDATED_BY' => '更新人',
        ];
    }

    /**
     * 从缓存获取信息
     * @return array|mixed|\yii\db\ActiveRecord[]
     */
    public static function getFromCache()
    {
        $data = Yii::$app->cache->get(Cache::CURRENCIES_CONVERSIONS_KEY);
        if (!$data) {
            // 获取信息
            $data = static::find()->where('ACTIVE=1')->orderBy('ID ASC')->indexBy('ID')->asArray()->all();
            Yii::$app->cache->set(Cache::CURRENCIES_CONVERSIONS_KEY, $data);
        }

        return $data;
    }

    /**
     * @return array|\yii\db\ActiveRecord[]
     */
    public static function getAllData()
    {
        return static::find()->where('ACTIVE=1')->indexBy('ID')->orderBy('ID ASC')->asArray()->all();
    }

    /**
     *  更新缓存
     * @return array|\yii\db\ActiveRecord[]
     */
    public static function updateToCache()
    {
        // 获取配置
        $data = static::find()->where('ACTIVE=1')->orderBy('ID ASC')->asArray()->indexBy('ID')->all();
        Yii::$app->cache->set(Cache::CURRENCIES_CONVERSIONS_KEY, $data);
        return $data;
    }

    /**
     * 查询汇率.
     * @param int $fromCurrencyId
     * @param int $toCurrencyId
     * @return mixed.
     */
    public static function getOne(int $fromCurrencyId, int $toCurrencyId): ?array
    {
        return self::findOneAsArray('FROM_CURRENCY_ID=:FROM_CURRENCY_ID AND TO_CURRENCY_ID=:TO_CURRENCY_ID AND ACTIVE=1',
            [
                ':FROM_CURRENCY_ID' => $fromCurrencyId,
                ':TO_CURRENCY_ID' => $toCurrencyId,
            ]);
    }

    /**
     * 查询汇率.
     * @param int $fromCurrencyId
     * @param int $toCurrencyId
     * @return mixed.
     */
    public static function getRate(int $fromCurrencyId, int $toCurrencyId): ?array
    {
        $data = self::findOneAsArray('FROM_CURRENCY_ID=:FROM_CURRENCY_ID AND TO_CURRENCY_ID=:TO_CURRENCY_ID AND ACTIVE=1',
            [
                ':FROM_CURRENCY_ID' => $fromCurrencyId,
                ':TO_CURRENCY_ID' => $toCurrencyId,
            ]);

        return $data['RATE'] ?? 0.0;
    }

    /**
     * 查询汇率.
     * @param int $toCurrencyId
     * @return mixed.
     */
    public static function getToUSDRate(int $toCurrencyId): ?array
    {
        $data = self::findOneAsArray('FROM_CURRENCY_ID=:FROM_CURRENCY_ID AND TO_CURRENCY_ID=:TO_CURRENCY_ID AND ACTIVE=1',
            [
                ':FROM_CURRENCY_ID' => 149, // 美元汇率
                ':TO_CURRENCY_ID' => $toCurrencyId,
            ]);

        return $data['RATE'] ?? 0.0;
    }

    public static function updateOne(int $fromCurrencyId, int $toCurrencyId): bool
    {
        return self::updateAll(['ACTIVE' => \StatusEnum::INACTIVE],
            'FROM_CURRENCY_ID=:FROM_CURRENCY_ID AND TO_CURRENCY_ID=:TO_CURRENCY_ID AND ACTIVE=1',
            [
                ':FROM_CURRENCY_ID' => $fromCurrencyId,
                ':TO_CURRENCY_ID' => $toCurrencyId,
            ]);
    }
}