Implement new PIN UX.

app/src/main/java/org/thoughtcrime/securesms/keyvalue/KbsValues.java

@@ -1,8 +1,10 @@
 package org.thoughtcrime.securesms.keyvalue;
 
+import androidx.annotation.CheckResult;
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 
+import org.thoughtcrime.securesms.lock.v2.KbsKeyboardType;
 import org.thoughtcrime.securesms.util.JsonUtils;
 import org.whispersystems.signalservice.api.RegistrationLockData;
 import org.whispersystems.signalservice.api.kbs.MasterKey;
@@ -17,6 +19,7 @@ public final class KbsValues {
   private static final String MASTER_KEY          = "kbs.registration_lock_master_key";
   private static final String TOKEN_RESPONSE      = "kbs.token_response";
   private static final String LOCK_LOCAL_PIN_HASH = "kbs.registration_lock_local_pin_hash";
+  private static final String KEYBOARD_TYPE       = "kbs.keyboard_type";
 
   private final KeyValueStore store;
 
@@ -32,6 +35,7 @@ public final class KbsValues {
          .remove(V2_LOCK_ENABLED)
          .remove(TOKEN_RESPONSE)
          .remove(LOCK_LOCAL_PIN_HASH)
+         .remove(KEYBOARD_TYPE)
          .commit();
   }
 
@@ -112,4 +116,15 @@ public final class KbsValues {
       throw new AssertionError(e);
     }
   }
+
+  public void setKeyboardType(@NonNull KbsKeyboardType keyboardType) {
+    store.beginWrite()
+         .putString(KEYBOARD_TYPE, keyboardType.getCode())
+         .commit();
+  }
+
+  @CheckResult
+  public @NonNull KbsKeyboardType getKeyboardType() {
+    return KbsKeyboardType.fromCode(store.getString(KEYBOARD_TYPE, null));
+  }
 }

app/src/main/java/org/thoughtcrime/securesms/keyvalue/KeyValueDataSet.java

@@ -106,6 +106,10 @@ public class KeyValueDataSet implements KeyValueReader {
     }
   }
 
+  boolean containsKey(@NonNull String key) {
+    return values.containsKey(key);
+  }
+
   public @NonNull Map<String, Object> getValues() {
     return values;
   }
@@ -114,10 +118,6 @@ public class KeyValueDataSet implements KeyValueReader {
     return types.get(key);
   }
 
-  public boolean containsKey(@NonNull String key) {
-    return values.containsKey(key);
-  }
-
   private <E> E readValueAsType(@NonNull String key, Class<E> type, boolean nullable) {
     Object value = values.get(key);
     if ((value == null && nullable) || (value != null && value.getClass() == type)) {

app/src/main/java/org/thoughtcrime/securesms/keyvalue/RegistrationValues.java

@@ -0,0 +1,43 @@
+package org.thoughtcrime.securesms.keyvalue;
+
+import androidx.annotation.CheckResult;
+import androidx.annotation.NonNull;
+
+public final class RegistrationValues {
+
+  private static final String REGISTRATION_COMPLETE = "registration.complete";
+  private static final String PIN_REQUIRED          = "registration.pin_required";
+
+  private final KeyValueStore store;
+
+  RegistrationValues(@NonNull KeyValueStore store) {
+    this.store = store;
+  }
+
+  public synchronized void onNewInstall() {
+    store.beginWrite()
+         .putBoolean(REGISTRATION_COMPLETE, false)
+         .putBoolean(PIN_REQUIRED, true)
+         .commit();
+  }
+
+  public synchronized void clearRegistrationComplete() {
+    onNewInstall();
+  }
+
+  public synchronized void setRegistrationComplete() {
+    store.beginWrite()
+         .putBoolean(REGISTRATION_COMPLETE, true)
+         .commit();
+  }
+
+  @CheckResult
+  public synchronized boolean isPinRequired() {
+    return store.getBoolean(PIN_REQUIRED, false);
+  }
+
+  @CheckResult
+  public synchronized boolean isRegistrationComplete() {
+    return store.getBoolean(REGISTRATION_COMPLETE, true);
+  }
+}

app/src/main/java/org/thoughtcrime/securesms/keyvalue/SignalStore.java

@@ -21,6 +21,10 @@ public final class SignalStore {
     return new KbsValues(getStore());
   }
 
+  public static RegistrationValues registrationValues() {
+    return new RegistrationValues(getStore());
+  }
+
   public static String getRemoteConfig() {
     return getStore().getString(REMOTE_CONFIG, null);
   }