Implement MSA device code step

src/main/java/net/hoosiertransfer/EaglerXMicrosoft/ApplicationDetails.java

@@ -0,0 +1,13 @@
+package net.hoosiertransfer.EaglerXMicrosoft;
+
+public class ApplicationDetails {
+    public final String CLIENT_ID;
+    public final String SCOPE;
+    public final OAuthEnvironment OAUTH_ENVIRONMENT;
+
+    public ApplicationDetails(String client_id, String scope, OAuthEnvironment oauth_environment) {
+        this.CLIENT_ID = client_id;
+        this.SCOPE = scope;
+        this.OAUTH_ENVIRONMENT = oauth_environment;
+    }
+}

src/main/java/net/hoosiertransfer/EaglerXMicrosoft/MinecraftConstants.java

@@ -0,0 +1,25 @@
+package net.hoosiertransfer.EaglerXMicrosoft;
+
+public class MinecraftConstants {
+
+    public static final String JAVA_TITLE_ID = "00000000402b5328"; // Win32
+    public static final String BEDROCK_NINTENDO_TITLE_ID = "00000000441cc96b"; // Nintendo
+    public static final String BEDROCK_ANDROID_TITLE_ID = "0000000048183522"; // Android
+    public static final String BEDROCK_IOS_TITLE_ID = "000000004c17c01a"; // iOS
+    public static final String EDU_CLIENT_ID = "b36b1432-1a1c-4c82-9b76-24de1cab42f2"; // Win32
+
+    public static final String BEDROCK_PLAY_FAB_TITLE_ID = "20CA2";
+    public static final String EDU_PLAY_FAB_TITLE_ID = "6955F";
+
+    public static final String SCOPE1 = "XboxLive.signin XboxLive.offline_access";
+    public static final String SCOPE2 = "XboxLive.signin offline_access";
+    public static final String SCOPE3 = "offline_access XboxLive.signin XboxLive.offline_access";
+    public static final String SCOPE_TITLE_AUTH = "service::user.auth.xboxlive.com::MBI_SSL";
+
+    public static final String XBL_XSTS_RELYING_PARTY = "http://xboxlive.com";
+    public static final String JAVA_XSTS_RELYING_PARTY = "rp://api.minecraftservices.com/";
+    public static final String BEDROCK_XSTS_RELYING_PARTY = "https://multiplayer.minecraft.net/";
+    public static final String BEDROCK_PLAY_FAB_XSTS_RELYING_PARTY = "https://b980a380.minecraft.playfabapi.com/";
+    public static final String BEDROCK_REALMS_XSTS_RELYING_PARTY = "https://pocket.realms.minecraft.net/";
+
+}

src/main/java/net/hoosiertransfer/EaglerXMicrosoft/OAuthEnvironment.java

@@ -0,0 +1,44 @@
+package net.hoosiertransfer.EaglerXMicrosoft;
+
+public enum OAuthEnvironment {
+
+    LIVE("https://login.live.com/", "oauth20_connect.srf", "oauth20_authorize.srf", "oauth20_token.srf",
+            "oauth20_desktop.srf"),
+    MICROSOFT_ONLINE_COMMON("https://login.microsoftonline.com/common/oauth2/", "v2.0/devicecode", "v2.0/authorize",
+            "v2.0/token", "nativeclient"),
+    MICROSOFT_ONLINE_CONSUMERS("https://login.microsoftonline.com/consumers/oauth2/", "v2.0/devicecode",
+            "v2.0/authorize", "v2.0/token", "nativeclient"),
+            ;
+
+    private final String baseUrl;
+    private final String deviceCodePath;
+    private final String authorizePath;
+    private final String tokenPath;
+    private final String nativeClientPath;
+
+    OAuthEnvironment(String baseUrl, String deviceCodePath, String authorizePath, String tokenPath,
+            String nativeClientPath) {
+        this.baseUrl = baseUrl;
+        this.deviceCodePath = deviceCodePath;
+        this.authorizePath = authorizePath;
+        this.tokenPath = tokenPath;
+        this.nativeClientPath = nativeClientPath;
+    }
+
+    public String getDeviceCodeUrl() {
+        return this.baseUrl + this.deviceCodePath;
+    }
+
+    public String getAuthorizeUrl() {
+        return this.baseUrl + this.authorizePath;
+    }
+
+    public String getTokenUrl() {
+        return this.baseUrl + this.tokenPath;
+    }
+
+    public String getNativeClientUrl() {
+        return this.baseUrl + this.nativeClientPath;
+    }
+
+}

src/main/java/net/hoosiertransfer/EaglerXMicrosoft/steps/AbstractStep.java

@@ -0,0 +1,15 @@
+package net.hoosiertransfer.EaglerXMicrosoft.steps;
+
+import java.util.function.Consumer;
+
+import net.hoosiertransfer.EaglerXMicrosoft.ApplicationDetails;
+
+public abstract class AbstractStep<T> {
+    protected final ApplicationDetails applicationDetails;
+
+    public AbstractStep(ApplicationDetails applicationDetails) {
+        this.applicationDetails = applicationDetails;
+    }
+
+    public abstract T execute(Consumer<T> consumer);
+}

src/main/java/net/hoosiertransfer/EaglerXMicrosoft/steps/StepMsaDeviceCode.java

@@ -0,0 +1,60 @@
+package net.hoosiertransfer.EaglerXMicrosoft.steps;
+
+import java.util.function.Consumer;
+
+import org.json.JSONObject;
+
+import net.hoosiertransfer.EaglerXMicrosoft.ApplicationDetails;
+import net.hoosiertransfer.EaglerXMicrosoft.OAuthEnvironment;
+import net.hoosiertransfer.EaglerXMicrosoft.network.PostRequest;
+
+public class StepMsaDeviceCode extends AbstractStep<StepMsaDeviceCode.MsaDeviceCode> {
+    public StepMsaDeviceCode(ApplicationDetails applicationDetails) {
+        super(applicationDetails);
+    }
+
+    public MsaDeviceCode execute(Consumer<MsaDeviceCode> consumer) {
+        PostRequest postRequest = new PostRequest();
+        postRequest.put("client_id", this.applicationDetails.CLIENT_ID);
+        postRequest.put("scope", this.applicationDetails.SCOPE);
+        if (this.applicationDetails.OAUTH_ENVIRONMENT == OAuthEnvironment.LIVE) {
+            postRequest.put("response_type", "device_code");
+        }
+
+        JSONObject response = postRequest.send(this.applicationDetails.OAUTH_ENVIRONMENT.getDeviceCodeUrl());
+
+        MsaDeviceCode msaDeviceCode = new MsaDeviceCode(
+                System.currentTimeMillis() + response.getLong("expires_in") * 1000,
+                response.getLong("interval") * 1000, response.getString("device_code"), response.getString("user_code"),
+                response.getString("verification_uri"));
+
+        consumer.accept(msaDeviceCode);
+        return msaDeviceCode;
+    }
+
+    public static class MsaDeviceCode {
+        long expireTimeMs;
+        long intervalMs;
+        String deviceCode;
+        String userCode;
+        String verificationUri;
+
+        public MsaDeviceCode(long expireTimeMs, long intervalMs, String deviceCode, String userCode,
+                String verificationUri) {
+            this.expireTimeMs = expireTimeMs;
+            this.intervalMs = intervalMs;
+            this.deviceCode = deviceCode;
+            this.userCode = userCode;
+            this.verificationUri = verificationUri;
+        }
+
+        public String getUserCode() {
+            return this.userCode;
+        }
+
+        public String getVerificationUri() {
+            return this.verificationUri;
+        }
+
+    }
+}

src/main/java/net/hoosiertransfer/Main.java

@@ -1,13 +1,22 @@
 package net.hoosiertransfer;
 
+import net.hoosiertransfer.EaglerXMicrosoft.ApplicationDetails;
+import net.hoosiertransfer.EaglerXMicrosoft.MinecraftConstants;
+import net.hoosiertransfer.EaglerXMicrosoft.OAuthEnvironment;
 import net.hoosiertransfer.EaglerXMicrosoft.network.PostRequest;
+import net.hoosiertransfer.EaglerXMicrosoft.steps.StepMsaDeviceCode;
+
 import org.json.JSONObject;
 
 public class Main {
+    public static final ApplicationDetails applicationDetails = new ApplicationDetails(MinecraftConstants.JAVA_TITLE_ID,
+            MinecraftConstants.SCOPE_TITLE_AUTH, OAuthEnvironment.LIVE);
+
     public static void main(String[] args) {
-        PostRequest postRequest = new PostRequest();
-        postRequest.put("key", "value");
-        JSONObject response = postRequest.send("https://login.live.com/oauth20_token.srf");
-        System.out.println(response);
+        StepMsaDeviceCode stepMsaDeviceCode = new StepMsaDeviceCode(applicationDetails);
+        StepMsaDeviceCode.MsaDeviceCode msaDeviceCode = stepMsaDeviceCode.execute((deviceCode) -> {
+            System.out.println(
+                    "Please visit " + deviceCode.getVerificationUri() + " and enter code " + deviceCode.getUserCode());
+        });
     }
 }