From 6d127d1492b3128cb60f08e927c1b60f1a614a3c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9D=8E=E5=AF=BB=E6=AC=A2?= <lxh@cxh.cn>
Date: Fri, 22 Dec 2023 09:58:27 +0800
Subject: [PATCH] =?UTF-8?q?:sparkles:=20`=E8=82=AF=E5=BE=B7=E5=9F=BA?=
 =?UTF-8?q?=E7=96=AF=E7=8B=82=E6=98=9F=E6=9C=9F=E5=9B=9B=E6=96=87=E6=A1=88?=
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---
 initialization/plugin.go      |  5 +++--
 model/message.go              | 26 ++++++++++++++++++++++++++
 plugin/plugins/command.go     | 19 +++++++++++++++++--
 plugin/plugins/command/kfc.go | 31 ++++++++++++++++++++++++++++++-
 service/friend.go             | 10 ++++++++++
 5 files changed, 86 insertions(+), 5 deletions(-)

diff --git a/initialization/plugin.go b/initialization/plugin.go
index 5340a9a0..b65e21e3 100644
--- a/initialization/plugin.go
+++ b/initialization/plugin.go
@@ -5,6 +5,7 @@ import (
 	"go-wechat/model"
 	plugin "go-wechat/plugin"
 	"go-wechat/plugin/plugins"
+	"go-wechat/service"
 )
 
 // Plugin
@@ -24,8 +25,8 @@ func Plugin() {
 
 	// 私聊指令消息
 	dispatcher.RegisterHandler(func(m *model.Message) bool {
-		// 私聊消息直接进去
-		return m.IsPrivateText()
+		// 私聊消息 或 群聊艾特机器人并且以/开头的消息
+		return (m.IsPrivateText() || (m.IsAt() && m.CleanContentStartWith("/"))) && service.CheckIsEnableCommand(m.FromUser)
 	}, plugins.Command)
 
 	// AI消息插件
diff --git a/model/message.go b/model/message.go
index 1d5cf27f..5e3a96fe 100644
--- a/model/message.go
+++ b/model/message.go
@@ -3,6 +3,7 @@ package model
 import (
 	"encoding/xml"
 	"go-wechat/types"
+	"regexp"
 	"strings"
 )
 
@@ -99,3 +100,28 @@ func (m Message) IsPrivateText() bool {
 	// 发信人不以@chatroom结尾且消息类型为文本
 	return !strings.HasSuffix(m.FromUser, "chatroom") && m.Type == types.MsgTypeText
 }
+
+// CleanContentStartWith
+// @description: 判断是否包含指定消息前缀
+// @receiver m
+// @param prefix
+// @return bool
+func (m Message) CleanContentStartWith(prefix string) bool {
+	content := m.Content
+
+	// 如果是@消息，过滤掉@的内容
+	if m.IsAt() {
+		re := regexp.MustCompile(`@([^ | ]+)`)
+		matches := re.FindStringSubmatch(content)
+		if len(matches) > 0 {
+			// 过滤掉第一个匹配到的
+			content = strings.Replace(content, matches[0], "", 1)
+		}
+	}
+
+	// 去掉最前面的空格
+	content = strings.TrimLeft(content, " ")
+	content = strings.TrimLeft(content, " ")
+
+	return strings.HasPrefix(content, prefix)
+}
diff --git a/plugin/plugins/command.go b/plugin/plugins/command.go
index b009fa0c..408efc3a 100644
--- a/plugin/plugins/command.go
+++ b/plugin/plugins/command.go
@@ -4,6 +4,7 @@ import (
 	"go-wechat/plugin"
 	"go-wechat/plugin/plugins/command"
 	"go-wechat/utils"
+	"regexp"
 	"strings"
 )
 
@@ -11,13 +12,27 @@ import (
 // @description: 自定义指令
 // @param m
 func Command(m *plugin.MessageContext) {
+	// 如果是群聊，提取出消息
+	content := m.Content
+
+	if m.IsGroup() {
+		re := regexp.MustCompile(`@([^ | ]+)`)
+		matches := re.FindStringSubmatch(content)
+		if len(matches) > 0 {
+			// 过滤掉第一个匹配到的
+			content = strings.Replace(content, matches[0], "", 1)
+		}
+		// 去掉最前面的空格
+		content = strings.TrimLeft(content, " ")
+		content = strings.TrimLeft(content, " ")
+	}
 	// 判断是不是指令
-	if !strings.HasPrefix(m.Content, "/") {
+	if !strings.HasPrefix(content, "/") {
 		return
 	}
 
 	// 用空格分割消息，下标0表示指令
-	msgArray := strings.Split(m.Content, " ")
+	msgArray := strings.Split(content, " ")
 	cmd := msgArray[0]
 
 	switch cmd {
diff --git a/plugin/plugins/command/kfc.go b/plugin/plugins/command/kfc.go
index 5ca4d9fb..56a111fb 100644
--- a/plugin/plugins/command/kfc.go
+++ b/plugin/plugins/command/kfc.go
@@ -10,11 +10,14 @@ import (
 // @description: 肯德基疯狂星期四文案
 // @param userId string 发信人
 func KfcCrazyThursdayCmd(userId string) {
-	// 接口调用
+	// 随机选一个接口调用
 	str := kfcApi1()
 	if str == "" {
 		str = kfcApi2()
 	}
+	if str == "" {
+		str = kfcApi3()
+	}
 	if str == "" {
 		str = "文案获取失败"
 	}
@@ -64,3 +67,29 @@ func kfcApi2() string {
 	}
 	return resp.String()
 }
+
+// kfcApi3
+// @description: 肯德基疯狂星期四文案接口3
+// @return string
+func kfcApi3() string {
+	type result struct {
+		Code int    `json:"code"`
+		Msg  string `json:"msg"`
+		Text string `json:"text"`
+	}
+
+	var resData result
+
+	res := resty.New()
+	resp, err := res.R().
+		SetResult(&resData).
+		Post("https://api.pearktrue.cn/api/kfc")
+	if err != nil {
+		log.Panicf("KFC接口3文案获取失败: %s", err.Error())
+	}
+	log.Printf("KFC接口3文案获取结果: %s", resp.String())
+	if resData.Text != "" {
+		return resData.Text
+	}
+	return resp.String()
+}
diff --git a/service/friend.go b/service/friend.go
index 548580c5..ce2b92e0 100644
--- a/service/friend.go
+++ b/service/friend.go
@@ -50,3 +50,13 @@ func GetAllEnableChatRank() (records []entity.Friend, err error) {
 	err = client.MySQL.Where("enable_chat_rank = ?", 1).Where("wxid LIKE '%@chatroom'").Find(&records).Error
 	return
 }
+
+// CheckIsEnableCommand
+// @description: 检查用户是否启用了指令
+// @param userId
+// @return flag
+func CheckIsEnableCommand(userId string) (flag bool) {
+	var coo int64
+	client.MySQL.Model(&entity.Friend{}).Where("enable_command = 1").Where("wxid = ?", userId).Count(&coo)
+	return coo > 0
+}