follow event and menu func

main.py

@@ -5,6 +5,7 @@ from linebot import LineBotApi, WebhookHandler
 from linebot.models import ( 
     MessageEvent, TextMessage, TextSendMessage, FollowEvent, 
     )
+import mysql.connector
 
 app = fastapi.FastAPI()
 
@@ -24,11 +25,53 @@ async def callback(request: fastapi.Request):
 # follow event
 @handler.add(FollowEvent)
 def handle_follow(event):
+    # get user id when follow
+    user_id = event.source.user_id
+
+    # db connect
+    conn = mysql.connector.connect(
+        host="127.0.0.1",
+        port=3306,
+        user="choozmo",
+        password="pAssw0rd", 
+        database='arkcard')
+    cursor = conn.cursor()
+    search_id = """SELECT * FROM users WHERE id = %s"""
+    add_id = 'INSERT INTO users (id) VALUES (%s)'
+
+    cursor.execute(search_id, (user_id,))
+    values = cursor.fetchall()
+    value = [user_id]
+    for v in values:
+            print("uaserid found")     
+    else:
+        cursor.execute(add_id, value)
+        conn.commit()
+        conn.close()
+        print("userid add")
+
     print(event.source.user_id)
     line_bot_api.reply_message(
         event.reply_token,
-        TextSendMessage(text='歡迎加入好友'))                                
+        TextSendMessage(text='歡迎加入好友'))
+                                  
+# message handler
+@handler.add(MessageEvent, message=TextMessage)
+def echo(event):    
+    if '我要發送' in event.message.text:
+        line_bot_api.reply_message(
+            event.reply_token,
+            TextSendMessage(text="發送操作"))
+    elif '我要接收' in  event.message.text:
+        line_bot_api.reply_message(
+            event.reply_token,
+            TextSendMessage(text=('接收操作')))
+    else:
+        line_bot_api.reply_message(
+            event.reply_token,
+            TextSendMessage(text="更多的服務內容，歡迎請上我們的官網！")
+        )
 
 
 if __name__ == '__main__':
-    uvicorn.run("main:app", host="127.0.0.1", port=5000, reload=True)
+    uvicorn.run("main:app", host="0.0.0.0", port=8080, reload=True)