如果手机没有安装微信。则隐藏微信

Module/GDLoginAndRegistModule/GDLoginAndRegistModule/Features/Login/LoginViewController.swift

@@ -534,6 +534,8 @@ class LoginViewController: BaseViewController {
 //            } else {
 //                visitorBtn.isHidden = true
             
+            if let wechatOpenUrl = URL(string: "weixin://"), UIApplication.shared.canOpenURL(wechatOpenUrl) == true {
+                wechatBtn.isHidden = false
                 qqBtn.snp.makeConstraints { (make) in
                     make.size.equalTo(60)
                     make.centerX.equalToSuperview()
@@ -551,6 +553,22 @@ class LoginViewController: BaseViewController {
                     make.left.equalTo(qqBtn.snp.right).offset(20)
                     make.bottom.equalTo(qqBtn)
                 }
+            } else {
+                
+                wechatBtn.isHidden = true
+                
+                qqBtn.snp.makeConstraints { (make) in
+                    make.size.equalTo(60)
+                    make.centerX.equalToSuperview().offset(-60)
+                    make.bottom.equalTo(bottomLayoutGuide.snp.top).offset(-50)
+                }
+                
+                appleBtn.snp.makeConstraints { (make) in
+                    make.size.equalTo(60)
+                    make.centerX.equalToSuperview().offset(60)
+                    make.bottom.equalTo(qqBtn)
+                }
+            }
 //            }
             
         } else {
@@ -576,6 +594,10 @@ class LoginViewController: BaseViewController {
 //                }
 //            } else {
 //                visitorBtn.isHidden = true
+            
+            if let wechatOpenUrl = URL(string: "weixin://"), UIApplication.shared.canOpenURL(wechatOpenUrl) == true {
+                wechatBtn.isHidden = false
+                
                 qqBtn.snp.makeConstraints { (make) in
                     make.size.equalTo(60)
                     make.centerX.equalToSuperview().offset(60)
@@ -587,6 +609,16 @@ class LoginViewController: BaseViewController {
                     make.centerX.equalToSuperview().offset(-60)
                     make.bottom.equalTo(qqBtn)
                 }
+            } else {
+                
+                wechatBtn.isHidden = true
+                
+                qqBtn.snp.makeConstraints { (make) in
+                    make.size.equalTo(60)
+                    make.centerX.equalToSuperview()
+                    make.bottom.equalTo(bottomLayoutGuide.snp.top).offset(-50)
+                }
+            }
                 
 //            }
         }