加入打开APP时进行指纹识别的步骤

app/src/main/java/com/pkusz/min_vpn_client/activity/welcome/WelcomeActivity.java

@@ -9,7 +9,9 @@ package com.pkusz.min_vpn_client.activity.welcome;
 
 import android.os.Bundle;
 import android.widget.ImageView;
+import android.widget.Toast;
 
+import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 
 import com.pkusz.min_vpn_client.R;
@@ -23,6 +25,7 @@ import cn.qjm253.quick_android_base.GlideApp;
 import cn.qjm253.quick_android_base.QuickAndroid;
 import cn.qjm253.quick_android_base.extensions.ContextExtensionKt;
 import cn.qjm253.quick_android_base.util.FileUtils;
+import co.infinum.goldfinger.Goldfinger;
 import io.reactivex.disposables.Disposable;
 import io.reactivex.functions.Consumer;
 import io.reactivex.plugins.RxJavaPlugins;
@@ -54,10 +57,48 @@ public class WelcomeActivity extends MINVpnBaseActivity<WelcomeActivityPresenter
     }
 
     public void fingerprintAuthenticate(){
-        System.out.println("指纹验证 ing...");
-        // todo: 指纹验证
-        System.out.println("指纹验证 success");
-        initView();
+        Goldfinger goldfinger = new Goldfinger.Builder(getApplicationContext()).build();
+        if(!goldfinger.hasFingerprintHardware()){
+            // 不支持指纹的手机直接进入到登录界面
+            initView();
+            return;
+        }
+        if(!goldfinger.hasEnrolledFingerprint()){
+            // 支持指纹但并未录入指纹信息的手机，提示用户录入指纹
+            Toast.makeText(getApplicationContext(),
+                    "请至少在手机设置中注册一个指纹",Toast.LENGTH_SHORT).show();
+            finish();
+            return;
+        }
+        // 设置参数
+        Goldfinger.PromptParams params = new Goldfinger.PromptParams.Builder(this)
+                .title("请验证指纹").negativeButtonText("取消")
+                .description("把手指放在指纹识别区").build();
+        // 设置指纹验证成功及失败时分别要执行的动作
+        goldfinger.authenticate(params, new Goldfinger.Callback() {
+            @Override
+            public void onResult(@NonNull @NotNull Goldfinger.Result result) {
+                if(result.type().equals(Goldfinger.Type.SUCCESS)){
+                    System.out.println("指纹验证成功");
+                    initView();
+                }else if(result.type().equals(Goldfinger.Type.ERROR)){
+                    Toast.makeText(getApplicationContext(),
+                            "指纹验证失败",Toast.LENGTH_SHORT).show();
+                    finish();
+                    System.out.println("指纹验证失败，原因: "+result.reason().toString());
+                }else if(result.type().equals(Goldfinger.Type.INFO)){
+                    System.out.println("指纹验证传回类型为INFO，原因: "+result.reason().toString());
+                }
+            }
+
+            @Override
+            public void onError(@NonNull @NotNull Exception e) {
+                Toast.makeText(getApplicationContext(),
+                        "指纹验证失败",Toast.LENGTH_SHORT).show();
+                System.out.println("指纹验证失败-onError，原因: "+e.getMessage());
+                finish();
+            }
+        });
     }
 
     private void initView(){