私域操盘手 - 调整微信号的权重策略计算规则，重构为适配器兼容扩展规则

Server/extend/AccountWeight/Exceptions/WechatAccountWeightAssessmentException.php

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+<?php
+
+namespace AccountWeight\Exceptions;
+
+use Throwable;
+
+class WechatAccountWeightAssessmentException extends \Exception
+{
+    /**
+     * @inheritDoc
+     */
+    public function __construct($message = '', $code = 22921, Throwable $previous = null)
+    {
+        parent::__construct($message, $code, $previous);
+    }
+}

Server/extend/AccountWeight/UnitWeight/ActivityWeigth.php

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+<?php
+
+namespace AccountWeight\UnitWeight;
+
+use library\interfaces\WechatAccountWeightResultSet as WechatAccountWeightResultSetInterface;
+
+class ActivityWeigth implements WechatAccountWeightResultSetInterface
+{
+    private $weight;
+
+    /**
+     * 获取每天聊天次数。
+     *
+     * @param string $wechatId
+     * @return int
+     */
+    private function getChatTimesPerDay(string $wechatId): int
+    {
+        return mt_rand(0, 100);
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function settingFactor($wechatId): WechatAccountWeightResultSetInterface
+    {
+        $times = intval($this->getChatTimesPerDay($wechatId) / 50 * 100);
+
+        // 规定每天发送50条消息起拥有最高权重
+        $this->weight = $times > 100 ? 100 : $times;
+
+        return $this;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function getResult(): int
+    {
+        return $this->weight ?: 0;
+    }
+}

Server/extend/AccountWeight/UnitWeight/AgeWeight.php

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+<?php
+
+namespace AccountWeight\UnitWeight;
+
+use library\interfaces\WechatAccountWeightResultSet as WechatAccountWeightResultSetInterface;
+
+class AgeWeight implements WechatAccountWeightResultSetInterface
+{
+    private $weight;
+
+    /**
+     * 计算账号年龄（从创建时间到现在）
+     *
+     * @param string $wechatId
+     * @return string
+     */
+    private function getRegisterDate(string $wechatId): string
+    {
+        return date('Y-m-d H:i:s', strtotime('-15 months'));
+    }
+
+    /**
+     * 计算两个时间相差几个月
+     *
+     * @param string $wechatId
+     * @return int
+     * @throws \DateMalformedStringException
+     */
+    private function getDateTimeDiff(string $wechatId): int
+    {
+        $currentData = new \DateTime(date('Y-m-d H:i:s', time()));
+        $registerDate = new \DateTime($this->getRegisterDate($wechatId));
+
+        $interval = date_diff($currentData, $registerDate);
+
+        return $interval->y * 12 + $interval->m;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function settingFactor($wechatId): WechatAccountWeightResultSetInterface
+    {
+        $cha = ceil($this->getDateTimeDiff($wechatId) / 60) * 100;
+
+        // 规定账号年龄五年起拥有最高权重
+        $this->weight = $cha > 100 ? 100 : $cha;
+
+        return $this;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function getResult(): int
+    {
+        return $this->weight ?: 0;
+    }
+}

Server/extend/AccountWeight/UnitWeight/RealNameWeight.php

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+<?php
+
+
+namespace AccountWeight\UnitWeight;
+
+use library\interfaces\WechatAccountWeightResultSet as WechatAccountWeightResultSetInterface;
+
+class RealNameWeight implements WechatAccountWeightResultSetInterface
+{
+    private $weight;
+
+    /**
+     * 使用微信要求必须得实名，所以统一返回满分
+     *
+     * @return int
+     */
+    private function hereWeGo(): int
+    {
+        return 100;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function settingFactor($wechatId): WechatAccountWeightResultSetInterface
+    {
+        $this->weight = $this->hereWeGo();
+
+        return $this;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function getResult(): int
+    {
+        return $this->weight ?: 0;
+    }
+}

Server/extend/AccountWeight/UnitWeight/RestrictWeight.php

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+<?php
+
+namespace AccountWeight\UnitWeight;
+
+use app\common\model\WechatRestricts as WechatRestrictsModel;
+use library\interfaces\WechatAccountWeightResultSet as WechatAccountWeightResultSetInterface;
+
+class RestrictWeight implements WechatAccountWeightResultSetInterface
+{
+    private $weight;
+
+    /**
+     * 获取限制记录
+     *
+     * @param string $wechatId
+     * @return int
+     */
+    private function getRestrictCount(string $wechatId): int
+    {
+        return WechatRestrictsModel::alias('r')
+            ->field(
+                [
+                    'r.id', 'r.restrictTime date', 'r.level', 'r.reason'
+                ]
+            )
+            ->where('r.wechatId', $wechatId)->select()
+            ->count('*');
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function settingFactor($wechatId): WechatAccountWeightResultSetInterface
+    {
+        $restrict = 10 - $this->getRestrictCount($wechatId);
+
+        // 规定没有限制记录拥有最高权重，10条以上权重为0
+        $this->weight = ($restrict < 0 ? 0 : $restrict) * 10;
+
+        return $this;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function getResult(): int
+    {
+        return $this->weight ?: 0;
+    }
+}

Server/extend/AccountWeight/WechatAccountWeightAssessment.php

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+<?php
+
+namespace AccountWeight;
+
+use AccountWeight\Exceptions\WechatAccountWeightAssessmentException as WeightAssessmentException;
+use library\ClassTable;
+use library\interfaces\WechatAccountWeightResultSet as WechatAccountWeightResultSetInterface;
+use library\interfaces\WechatAccountWeightAssessment as WechatAccountWeightAssessmentInterface;
+
+class WechatAccountWeightAssessment implements WechatAccountWeightAssessmentInterface
+{
+    private $wechatId;
+    private $ageWeight;
+    private $activityWeigth;
+    private $restrictWeight;
+    private $realNameWeight;
+
+    /**
+     * 获取言
+     * @return string
+     * @throws WechatAccountWeightAssessmentException
+     */
+    private function getWechatId(): string
+    {
+        if (empty($this->wechatId)) {
+            throw new WeightAssessmentException('缺少验证参数');
+        }
+
+        return $this->wechatId;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function calculAgeWeight(): WechatAccountWeightResultSetInterface
+    {
+        $AgeWeight = ClassTable::getSelfInstance()->getInstance(UnitWeight\AgeWeight::class);
+
+        if (!$this->ageWeight) {
+            $this->ageWeight = $AgeWeight->settingFactor(
+                $this->getWechatId()
+            )
+                ->getResult();
+        }
+
+        return $AgeWeight;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function calculActivityWeigth(): WechatAccountWeightResultSetInterface
+    {
+        $ActivityWeigth = ClassTable::getSelfInstance()->getInstance(UnitWeight\ActivityWeigth::class);
+
+        if (!$this->activityWeigth) {
+            $this->activityWeigth = $ActivityWeigth->settingFactor(
+                $this->getWechatId()
+            )
+                ->getResult();
+        }
+
+        return $ActivityWeigth;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function calculRestrictWeigth(): WechatAccountWeightResultSetInterface
+    {
+        $RestrictWeight = ClassTable::getSelfInstance()->getInstance(UnitWeight\RestrictWeight::class);
+
+        if (!$this->restrictWeight) {
+            $this->restrictWeight = $RestrictWeight->settingFactor(
+                $this->getWechatId()
+            )
+                ->getResult();
+        }
+
+        return $RestrictWeight;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function calculRealNameWeigth(): WechatAccountWeightResultSetInterface
+    {
+        $AccountWeight = ClassTable::getSelfInstance()->getInstance(UnitWeight\RealNameWeight::class);
+
+        if (!$this->realNameWeight) {
+            $this->realNameWeight = $AccountWeight->settingFactor(
+                $this->getWechatId()
+            )
+                ->getResult();
+        }
+
+        return $AccountWeight;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function getWeightScope(): int
+    {
+        return ceil(
+            (
+                $this->calculAgeWeight()->getResult() +
+                $this->calculActivityWeigth()->getResult() +
+                $this->calculRestrictWeigth()->getResult() +
+                $this->calculRealNameWeigth()->getResult()
+            ) / 4);
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function settingFactor($params): WechatAccountWeightAssessmentInterface
+    {
+        if (!is_string($params)) {
+            throw new WeightAssessmentException('参数错误，只能传微信ID');
+        }
+
+        $this->wechatId = $params;
+
+        return $this;
+    }
+}