调整

app/controllers/weapps/sessions_controller.rb

@@ -17,10 +17,11 @@ class Weapps::SessionsController < Weapps::BaseController
 
     # session[:wechat_user_extra].delete(:nickName)
     # 绑定微信号
-    open_user = OpenUsers::Wechat.find_by(uid: session_unionid)
+    # open_user = OpenUsers::Wechat.find_by(uid: session_unionid)
-    if open_user.present? && open_user.user_id.nil?
+    # if open_user.present? && open_user.user_id.nil?
-      open_user.update!(user_id: user.id)
+    #   open_user.update!(user_id: user.id)
-    elsif user.wechat_open_user.blank?
+    # els
+    if user.wechat_open_user.blank?
       OpenUsers::Wechat.create!(user: user, uid: session_unionid)
     end
 

app/controllers/weapps/unbind_accounts_controller.rb

@@ -7,7 +7,8 @@ class Weapps::UnbindAccountsController < Weapps::BaseController
 
   def destroy
     open_user = OpenUsers::Wechat.find_by!(user_id: current_user.id)
-    open_user.update!(user_id: nil)
+    session[:unionid] = open_user.uid
+    open_user.destroy!
     UserAction.create(action_id: current_user.id, action_type: "UnbindWechat", user_id: current_user.id, :ip => request.remote_ip)
     logout_user
     render_ok

app/views/weapps/unbind_accounts/show.json.jbuilder

@@ -1 +1 @@
-json.user_account @user.phone.present? ? @user.phone : @user.mail
+json.user_account @user.phone.present? ? @user.phone : (@user.mail.present? ? @user.mail : @user.login)